404 results on '"Ban L"'
Search Results
152. Lattice Images of Non-Integer Planes in Gold
- Author
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Bottoms, W. R., primary and Ban, L. L., additional
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- 1971
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153. A test object and criteria for high resolution electron microscopy
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Heidenreich, R. D., primary, Hess, W. M., additional, and Ban, L. L., additional
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- 1968
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154. Microstructural Variations in Commercial Carbon Blacks
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Hess, W. M., primary, Ban, L. L., primary, Eckert, F. J., primary, and Chirico, V., primary
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- 1968
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155. Carbon Black Morphology: I. Particle Microstructure. II. Automated EM Analysis of Aggregate Size and Shape
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Hess, W. M., primary, Ban, L. L., primary, and McDonald, G. C., primary
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- 1969
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156. Microstructure of Quasi-Graphitic Carbons
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Ban, L. L., primary and Hess, W. M., additional
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- 1968
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157. Improved motor starting capability of three phase UPS inverters
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Ban, L., primary and Ortmeyer, T.H., additional
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158. Association between perinatal depression in mothers and the risk of childhood infections in offspring: a population-based cohort study
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West Joe, Gibson Jack E, Ban Lu, and Tata Laila J
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Public aspects of medicine ,RA1-1270 - Abstract
Abstract Background Previous studies have suggested that children of mothers who experience depression during the perinatal period may have more infections, but such studies are few in number and none have been carried out in the United Kingdom (UK) population. The aim of this study was to investigate the association between perinatal depression in mothers and the risk of childhood infections in offspring in the UK general population. Methods We used data from The Health Improvement Network (THIN), a large database of electronic primary care medical records to conduct a cohort study among all first-born singleton children born and enrolled in THIN between 1988 and 2004. We used Poisson regression to compare the incidence of gastrointestinal infections and lower respiratory tract infections reported between birth and age 4 years among children of mothers with a record of perinatal depression with those born to mothers with no such history. Results Children of mothers with perinatal depression had a 40% increased risk of gastrointestinal infections and a 27% increased risk of lower respiratory tract infections compared with children of mothers without perinatal depression (incidence rate ratios = 1.40 and 1.27; 95% confidence intervals 1.37-1.42 and 1.22-1.32, respectively). On restricting to antibiotic-treated infections there was a slight increase in the magnitude of association with gastrointestinal infections but a decrease in that with lower respiratory tract infections (incidence rate ratios = 1.47 and 1.19; 95% confidence intervals 1.34-1.61 and 1.11-1.27, respectively). Conclusions Maternal perinatal depression is associated with increased rates of childhood gastrointestinal infections, particularly more severe infections, and lower respiratory tract infections in the UK. Preventing maternal perinatal depression may avoid substantial morbidity among offspring, although further work is also needed to investigate the detailed reasons for these findings.
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- 2010
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159. The problem of a concentric penny-shaped crack of mode III in a nonhomogeneous finite cylinder
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Ban, L. and Shang, X. S.
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- 1993
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160. A Diphosphonic Acid-Based Interlayer for Highly Efficient and Stable Inverted Perovskite Solar Cells.
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Xu Y, Chen Y, Ban L, He J, Zong X, Sun Z, Liang M, and Xue S
- Abstract
We investigate an interlayer of 6,6'-bis(4-(bis(4-methoxyphenyl)amino)phenyl)-[1,1'-binaphthalene]-(2,2'-diyl)bis(oxy)bis(propane-3,1-diyl)bis(phosphonic acid) (BINOL-PA) with undoped poly[bis(4-phenyl)(2,4,6-trimethylphenyl)amine] (PTAA) coverage. The incorporation of the 1,10-bi-2-naphthol central core enhances π-π stacking and reduces charge recombination at the interface. Compared to PTAA alone (0.95 eV), BINOL-PA/PTAA exhibits a shorter distance from the Fermi energy ( E
F ) to the valence-band maximum (VBM) (0.36 eV). Two phosphoric acid units in BINOL-PA fine-tune the molecular dipoles. Theoretical calculations reveal electrostatic surface potential differences between BINOL-PA and PTAA in their backbone structure. Open-circuit voltage decay (OCVD) and electrochemical impedance spectroscopy (EIS) results suggest suppressed interface recombination. The photovoltaic conversion efficiency (PCE), short-circuit current density ( JSC ), open-circuit voltage ( VOC ), and fill factor (FF) for the BINOL-PA/PTAA device are measured as 21.02%, 22.67 mA cm-2 , 1.12 V, and 82.8%, respectively, all higher than those achieved by the PTAA device with a PCE of 18%. BINOL-PA/PTAA significantly elevates VOC and FF values compared with dopant-free PTAA alone. The champion device retains over 89% of its initial PCE after being exposed to an ambient environment without encapsulation for more than 30 days. The thermal aging test conducted under a nitrogen atmosphere demonstrates that the efficiency retention rate for BINOL-PA/PTAA displays 60% of its initial efficiency after 1500 h.- Published
- 2024
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161. Chemoenzymatic Labeling, Detection and Profiling of Core Fucosylation in Live Cells.
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Zhu Q, Chaubard JL, Geng D, Shen J, Ban L, Cheung ST, Wei F, Liu Y, Sun H, Calderon A, Dong W, Qin W, Li T, Wen L, Wang PG, Sun S, Yi W, and Hsieh-Wilson LC
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- Humans, Galactosyltransferases metabolism, Glycosylation, Glycoproteins metabolism, Glycoproteins analysis, Glycoproteins chemistry, Fucose metabolism, Fucose chemistry, Polysaccharides metabolism, Polysaccharides chemistry, Polysaccharides analysis
- Abstract
Core fucosylation, the attachment of an α-1,6-linked-fucose to the N-glycan core pentasaccharide, is an abundant protein modification that plays critical roles in various biological processes such as cell signaling, B cell development, antibody-dependent cellular cytotoxicity, and oncogenesis. However, the tools currently used to detect core fucosylation suffer from poor specificity, exhibiting cross-reactivity against all types of fucosylation. Herein we report the development of a new chemoenzymatic strategy for the rapid and selective detection of core fucosylated glycans. This approach employs a galactosyltransferase enzyme identified from Caenorhabditis elegans that specifically transfers an azido-appended galactose residue onto core fucose via a β-1,4 glycosidic linkage. We demonstrate that the approach exhibits superior specificity toward core fucose on a variety of complex N-glycans. The method enables detection of core fucosylated glycoproteins from complex cell lysates, as well as on live cell surfaces, and it can be integrated into a diagnostic platform to profile protein-specific core fucosylation levels. This chemoenzymatic labeling approach offers a new strategy for the identification of disease biomarkers and will allow researchers to further characterize the fundamental role of this important glycan in normal and disease physiology.
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- 2024
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162. Valence Electronic Structure of Interfacial Phenol in Water Droplets.
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Heitland J, Lee JC, Ban L, Abma GL, Fortune WG, Fielding HH, Yoder BL, and Signorell R
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Biochemistry and a large part of atmospheric chemistry occur in aqueous environments or at aqueous interfaces, where (photo)chemical reaction rates can be increased by up to several orders of magnitude. The key to understanding the chemistry and photoresponse of molecules in and "on" water lies in their valence electronic structure, with a sensitive probe being photoelectron spectroscopy. This work reports velocity-map photoelectron imaging of submicrometer-sized aqueous phenol droplets in the valence region after nonresonant (288 nm) and resonance-enhanced (274 nm) two-photon ionization with femtosecond ultraviolet light, complementing previous liquid microjet studies. For nonresonant photoionization, our concentration-dependent study reveals a systematic decrease in the vertical binding energy (VBE) of aqueous phenol from 8.0 ± 0.1 eV at low concentration (0.01 M) to 7.6 ± 0.1 eV at high concentration (0.8 M). We attribute this shift to a systematic lowering of the energy of the lowest cationic state with increasing concentration caused by the phenol dimer and aggregate formation at the droplet surface. Contrary to nonresonant photoionization, no significant concentration dependence of the VBE was observed for resonance-enhanced photoionization. We explain the concentration-independent VBE of ∼8.1 eV observed upon resonant ionization by ultrafast intermediate state relaxation and changes in the accessible Franck-Condon region as a consequence of the lowering of the intermediate state potential energy due to the formation of phenol excimers and excited phenol aggregates. Correcting for the influence of electron transport scattering in the droplets reduced the measured VBEs by 0.1-0.2 eV.
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- 2024
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163. High-efficiency conversion of corn bran to ethanol at 150 L scale.
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Dong J, Fakhari M, Ban L, Polhemus K, Roji Shehu M, Doustkhahvajari F, Kukielski P, Venigalla A, Lash T, Sathitsuksanoh N, and Zhang Y
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- Hydrolysis, Saccharomyces cerevisiae metabolism, Starch chemistry, Starch metabolism, Cellulose chemistry, Biotechnology methods, Xylans, Ethanol metabolism, Zea mays chemistry, Fermentation
- Abstract
Fractionated corn bran was processed to maximize ethanol production from starch, cellulose, and xylan. After various bench-scale experiments, an optimized process with dilute acid pretreatment (1.5 % w/w H
2 SO4 ) at 90 °C for 60 min was utilized followed by enzymatic hydrolysis using cellulase and hemicellulase for 48 hr. After simultaneous saccharification (regarding starch) and fermentation at 150 L using an engineered yeast, which consumes both glucose and xylose to make ethanol, the 86 % total sugar conversion yield was achieved, including conversions of 95 % for starch, 77 % for cellulose and 77 % for xylan. Also, an accurate mass balance was formulated for ethanol-producing carbohydrates including starch, cellulose, and xylan from feedstock to final ethanol. A highly efficient process of converting corn fiber to ethanol was successfully scaled up to 150 L., Competing Interests: Declaration of competing interest The authors declare the following financial interests/personal relationships which may be considered as potential competing interests: Jie Dong reports financial support was provided by Shockwave, LLC. Co-author currently employed by Elemental Enzyme - L. B. Co-author currently employed by University of Pittsburgh - F. D. If there are other authors, they declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (Published by Elsevier Ltd.)- Published
- 2024
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164. The grasshopper genome reveals long-term gene content conservation of the X Chromosome and temporal variation in X Chromosome evolution.
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Li X, Mank JE, and Ban L
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- Animals, Male, Female, Genes, X-Linked, Chromosomes, Insect genetics, Locusta migratoria genetics, Dosage Compensation, Genetic, X Chromosome genetics, Evolution, Molecular, Grasshoppers genetics, Genome, Insect
- Abstract
We present the first chromosome-level genome assembly of the grasshopper, Locusta migratoria , one of the largest insect genomes. We use coverage differences between females (XX) and males (X0) to identify the X Chromosome gene content, and find that the X Chromosome shows both complete dosage compensation in somatic tissues and an underrepresentation of testis-expressed genes. X-linked gene content from L. migratoria is highly conserved across seven insect orders, namely Orthoptera, Odonata, Phasmatodea, Hemiptera, Neuroptera, Coleoptera, and Diptera, and the 800 Mb grasshopper X Chromosome is homologous to the fly ancestral X Chromosome despite 400 million years of divergence, suggesting either repeated origin of sex chromosomes with highly similar gene content, or long-term conservation of the X Chromosome. We use this broad conservation of the X Chromosome to test for temporal dynamics to Fast-X evolution, and find evidence of a recent burst evolution for new X-linked genes in contrast to slow evolution of X-conserved genes., (© 2024 Li et al.; Published by Cold Spring Harbor Laboratory Press.)
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- 2024
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165. Real world study of GLP-1 receptor agonists in overweight or obese type 2 diabetes by using repeated measurement analysis of variance.
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Yang W, Zhou X, Miao Y, Wang L, Zhao Y, Ke T, and Ban L
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- Humans, Male, Middle Aged, Female, Aged, Immunoglobulin Fc Fragments therapeutic use, Immunoglobulin Fc Fragments adverse effects, Analysis of Variance, Adult, Drug Therapy, Combination, Glucagon-Like Peptide-1 Receptor Agonists, Recombinant Fusion Proteins, Diabetes Mellitus, Type 2 drug therapy, Diabetes Mellitus, Type 2 complications, Glucagon-Like Peptide-1 Receptor agonists, Hypoglycemic Agents therapeutic use, Glucagon-Like Peptides therapeutic use, Glucagon-Like Peptides administration & dosage, Glucagon-Like Peptides analogs & derivatives, Glycated Hemoglobin drug effects, Glycated Hemoglobin analysis, Obesity drug therapy, Obesity complications, Body Mass Index, Metformin therapeutic use, Overweight drug therapy, Overweight complications, Blood Glucose drug effects, Blood Glucose analysis
- Abstract
To investigate the safety and efficacy of long-acting glucagon like peptide-1 receptor agonists in overweight or obese patients with type 2 diabetes. Overweight or obese patients with type 2 diabetes from July 2021 to June 2022 were randomly divided into control group (metformin) and experimental group (metformin + dulaglitide or semaglutide). Repeated measures analysis of variance was used to compare Hemoglobin A1c, fasting plasma glucose and body mass index (BMI) of patients before treatment, 6 months and 12 months after treatment. The adverse reactions of patients before treatment and 12 months after treatment were analyzed. The time effect of Hemoglobin A1c, fasting plasma glucose and BMI in the control group (n = 35) and the experimental group (n = 32) were statistically significant (P < .001), and the intergroup effect of BMI was statistically significant (P < .05). The interaction effect of BMI was statistically significant (P < .001). The BMI level of the experimental group was lower than that of the control group at 6 and 12 months after treatment (P < .001). There was no significant difference in the incidence of adverse reactions between the 2 groups (P > .05). Long-acting glucagon like peptide-1 receptor agonists, such as dulaglitide and semaglutide, not only reduce glycosylated hemoglobin levels, but also significantly improve BMI in overweight or obese patients with type 2 diabetes., Competing Interests: The authors have no conflicts of interest to disclose., (Copyright © 2024 the Author(s). Published by Wolters Kluwer Health, Inc.)
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- 2024
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166. Ligand effect of PdRu on Pt-enriched surface for glucose complete electro-oxidation to carbon dioxide and abiotic direct glucose fuel cells.
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Guan Y, Su D, Zhang Y, Zhang B, Liu Y, Liu P, Ban L, Qin T, Wang K, Chu G, Liu X, and He J
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The development of advanced electrocatalysts for the abiotic direct glucose fuel cells (ADGFCs) is critical in the implantable devices in living organisms. The ligand effect in the Pt shell-alloy core nanocatalysts is known to influence the electrocatalytic reaction in interfacial structure. Herein, we reported the synthesis of ternary Pt@PdRu nanoalloy aerogels with ligand effect of PdRu on Pt-enriched surface through electrochemical cycling. Pt@PdRu aerogels with optimized Pt surface electronic structure exhibited high mass activity and specific activity of Pt@PdRu about 450 mA·mgPt-1 and 1.09 mA·cm-2, which were 1.4 and 1.6 times than that of commercial Pt/C. Meanwhile, Pt@PdRu aerogels have higher electrochemical stability comparable to commercial Pt/C. In-situ FTIR spectra results proved that the glucose oxidation reaction on Pt@PdRu aerogels followed the CO-free direct pathway reaction mechanism and part of the products are CO2 by completed oxidation. Furthermore, the ADGFC with Pt@PdRu ultrathin anode catalyst layer showed a much higher power density of 6.2 mW·cm-2 than commercial Pt/C (3.8 mW·cm-2). To simulate the blood fuel cell, the Pt@PdRu integrated membrane electrode assembly was exposed to glucose solution and a steady-state open circuit of approximately 0.6 V was achieved by optimizing the glucose concentration in cell system., (© 2024 Wiley‐VCH GmbH.)
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- 2024
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167. Valence photoelectron imaging of molecular oxybenzone.
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Tsizin S, Ban L, Chasovskikh E, Yoder BL, and Signorell R
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An oxybenzone molecule in the gas phase was characterized by mass spectrometry and angle-resolved photoelectron spectroscopy, using both single and multiphoton ionization schemes. A tabletop high harmonic generation source with a monochromator was used for single-photon ionization of oxybenzone with photon energies of up to 35.7 eV. From this, vertical ionization and appearance energies, as well as energy-dependent anisotropy parameters were retrieved and compared with the results from DFT calculations. For two-photon ionization using 4.7 eV light, we found a higher appearance energy than in the extreme ultraviolet (EUV) case, highlighting the possible influence of an intermediate state on the photoionization process. We found no differences in the mass spectra when ionizing oxybenzone by single-photons between 17.2 and 35.7 eV. However, for the multiphoton ionization, the fragmentation process was found to be sensitive to the photoionization order and laser intensity. The "softest" method was found to be two-photon ionization using 4.7 eV light, which led to no measurable fragmentation up to an intensity of 5 × 10
12 W cm-2 .- Published
- 2024
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168. Sustainable Production of Biofuels from Biomass Feedstocks Using Modified Montmorillonite Catalysts.
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Ban L, Wu D, Sun D, Zhou H, Wang H, Zhang H, Xu CC, and Yang S
- Abstract
The rampant exploitation of fossil fuels has led to the significant energy scarcity and environmental disruption, affecting the sound momentum of development and progress of human civilization. To build a closed-loop anthropogenic carbon cycle, development of biofuels employing sustainable biomass feedstocks stands at the forefront of advancing carbon neutrality, yet its widespread adoption is mainly hampered by the high production costs. Montmorillonite, however, has garnered considerable attention serving as an efficient heterogeneous catalyst of ideal economic feasibility for biofuel production, primarily due to its affordability, accessibility, stability, and excellent plasticity. Up to now, nevertheless, it has merely received finite concerns and interests in production of various biofuels using montmorillonite-based catalysts. There is no timely and comprehensive review that addresses this latest relevant progress. This review fills the gap by providing a systematically review and summary in controllable synthesis, performance enhancement, and applications related to different kinds of biofuels including biodiesel, biohydrogenated diesel, levulinate, γ-valerolactone, 5-ethoxymethylfurfural, gaseous biofuels (CO, H2), and cycloalkane, by using montmorillonite catalysts and its modified forms. Particularly, this review critically depicts the design strategies for montmorillonite, illustrates the relevant reaction mechanisms, and assesses their economic viability, realizing sustainable biofuels production via efficient biomass valorization., (© 2024 Wiley‐VCH GmbH.)
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- 2024
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169. Transmission from seed to seedling and elimination of alfalfa viruses.
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Li J, Shang Q, Luo Y, Wei S, Zhao C, and Ban L
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Introduction: Viral diseases have become a vital factor limiting the development of the alfalfa ( Medicago sativa ) industry. Six viruses infecting alfalfa with a high incidence rate are Alfalfa mosaic virus (AMV), Medicago sativa alphapartitivirus 1 (MsAPV1), Medicago sativa alphapartitivirus 2 (MsAPV2), Medicago sativa deltapartitivirus 1 (MsDPV1), Medicago sativa amalgavirus 1 (MsAV1), and Cnidium vein yellowing virus 1 (CnVYV1). The purpose of this study was to develop preventive measures against these viruses by investigating their transmission through alfalfa seeds., Methods: In this study, we investigated the transmission rate of alfalfa viruses from seed to seedling by PCR, determined the location of viruses in seed by dissecting seed embryos and seed coat, tracked the changes of viruses in seedlings, and finally discover effective elimination measures for alfalfa viruses from 16 measures., Results and Discussion: Our results demonstrated that all these six viruses could be transmitted from alfalfa seeds to seedlings with the transmission rate ranging from 44.44% to 88.89%. For AMV, MsAPV2, and MsAV1, the viral load was significantly higher in the seed coats than in the seed embryos; however, it did not show significant differences between these two parts of the seeds for MsAPV1, MsDPV1, and CnVYV1. Dynamic accumulation analysis of AMV and MsAPV2 indicated that the viral load in plants increased continuously in the early growth stage, making it important to inactivate these viruses prior to their seed-to-seedling transmission. Sixteen treatments including physical, chemical, and combinations of physical and chemical measures were compared in terms of their elimination efficiency on AMV and MsAPV2 and impacts on seed germination. The results showed that soaking alfalfa seeds in sterile distilled water for 2h + 2% NaClO for 1h or 2% NaClO for 1h were more promisingly applicable because it could significantly reduce AMV and MsAPV2 particles in both seeds and seedlings. Our data revealed a route of virus transmission in alfalfa and shed light on the discovery of a highly efficient method for the management of alfalfa viral diseases., Competing Interests: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest., (Copyright © 2024 Li, Shang, Luo, Wei, Zhao and Ban.)
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- 2024
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170. Autistic preschoolers display reduced attention orientation for competition but intact facilitation from a parallel competitor: Eye-tracking and behavioral data.
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Yu L, Wang Z, Fan Y, Ban L, and Mottron L
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- Humans, Male, Child, Preschool, Female, Autistic Disorder psychology, Social Behavior, Play and Playthings psychology, Attention, Eye-Tracking Technology, Competitive Behavior
- Abstract
Lay Abstract: Recent research suggests that we might have underestimated the social motivation of autistic individuals. Autistic children might be engaged in a social situation, even if they seem not to be attending to people in a typical way. Our study investigated how young autistic children behave in a "parallel" situation, which we call "parallel competition," where people participate in friendly contests side-by-side but without direct interaction. First, we used eye-tracking technology to observe how much autistic children pay attention to two video scenarios: one depicting parallel competition, and the other where individuals play directly with each other. The results showed that autistic children looked less toward the parallel competition video than their typically developing peers. However, when autistic children took part in parallel competitions themselves, playing physical and cognitive games against a teacher, their performance improved relative to playing individually just as much as their typically developing peers. This suggests that even though autistic children pay attention to social events differently, they can still benefit from the presence of others. These findings suggest complementing traditional cooperative activities by incorporating parallel activities into educational programs for young autistic children. By doing so, we can create more inclusive learning environments for these children., Competing Interests: Declaration of conflicting interestsThe author(s) declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.
- Published
- 2024
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171. Eco-Friendly Production of Boron Nitride Nanosheets via Deep Eutectic Solvents and Their Application in Enhancing Thermal Conductivity of PVDF Composites.
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Sang X, Ban L, Shi X, Zhao Y, Yang B, Chen C, Zheng K, Zhou H, and Zhao T
- Abstract
Boron nitride nanosheets (BNNS) are expected to be ideal fillers because of their high thermal conductivity and excellent electrical insulation. However, it is still an open challenge to produce BNNS on a large scale using ecofriendly solvents. Here, first, we demonstrate an effective liquid exfoliation method for producing BNNS via utilizing deep eutectic solvents (DES) composed of D,L-menthol and various acids with the assistance of ultrasonication. The results show that the BNNSs with sizes of 1-2 μm in width and 6-8 nm in thickness were successfully exfoliated with a DES formulation of D,L-menthol and decanoic acid. Second, the obtained BNNSs were used for fabricating 1,6-hexanediol diacrylate@polydopamine functionalized BNNS (HDDA@BNNSs-PDA) core-shell microspheres via a Pickering emulsion method. Furthermore, these microspheres were incorporated into a polyvinylidene fluoride (PVDF) matrix to construct 3D thermally conductive networks, leading to a substantial enhancement in the thermal conductivity of the resulting composites. Impressively, the composites with only 25 wt % of BNNS loading reach a high thermal conductivity of 3.20 W/m K, which is a 1500% increase over the pure polymer matrix. This work not only provides a significant way for producing BNNSs ecofriendly but also demonstrates a tactic for constructing 3D thermally conductive networks.
- Published
- 2024
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172. Gene gain and loss from the Asian corn borer W chromosome.
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Dai W, Mank JE, and Ban L
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- Animals, Female, Male, Evolution, Molecular, Genome, Insect, Moths genetics, Sex Chromosomes genetics, Chromosomes, Insect genetics
- Abstract
Background: Sex-limited chromosomes Y and W share some characteristics, including the degeneration of protein-coding genes, enrichment of repetitive elements, and heterochromatin. However, although many studies have suggested that Y chromosomes retain genes related to male function, far less is known about W chromosomes and whether they retain genes related to female-specific function., Results: Here, we built a chromosome-level genome assembly of the Asian corn borer, Ostrinia furnacalis Guenée (Lepidoptera: Crambidae, Pyraloidea), an economically important pest in corn, from a female, including both the Z and W chromosome. Despite deep conservation of the Z chromosome across Lepidoptera, our chromosome-level W assembly reveals little conservation with available W chromosome sequence in related species or with the Z chromosome, consistent with a non-canonical origin of the W chromosome. The W chromosome has accumulated significant repetitive elements and experienced rapid gene gain from the remainder of the genome, with most genes exhibiting pseudogenization after duplication to the W. The genes that retain significant expression are largely enriched for functions in DNA recombination, the nucleosome, chromatin, and DNA binding, likely related to meiotic and mitotic processes within the female gonad., Conclusions: Overall, our chromosome-level genome assembly supports the non-canonical origin of the W chromosome in O. furnacalis, which experienced rapid gene gain and loss, with the retention of genes related to female-specific function., (© 2024. The Author(s).)
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- 2024
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173. Bleeds and resource use in hemophilia B: retrospective observational study.
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Young L, Ban L, Chen Y, and Fogarty PF
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- Humans, Male, Adult, Retrospective Studies, Middle Aged, United States epidemiology, Young Adult, Factor IX therapeutic use, Aged, Adolescent, Hemophilia B epidemiology, Hemophilia B complications, Hemorrhage epidemiology, Comorbidity
- Abstract
Objectives: To describe people with hemophilia B (PWHB) in the US who experience bleeds despite factor replacement therapy and to quantify the associated burden from the third-party payer perspective., Study Design: Observational study of adult male PWHB treated with factor IX replacement therapy identified from the PharMetrics Plus claims data from 2010 to 2019., Methods: Patients with medically recorded bleeds (MRBs) were identified using diagnostic codes. Rates and rate ratios of inpatient admissions, emergency department (ED) visits, and outpatient visits among PWHB with and without MRBs were estimated. The presence of comorbidities was identified using diagnostic codes, and the analysis was stratified by age group., Results: There were 345 PWHB with MRBs and 252 without MRBs. More than half of PWHB with MRBs (56.8%) had 1 or more comorbidity vs 39.3% of PWHB without MRBs. The prevalence of anxiety and depression was high in PWHB, regardless of bleed status and age group, whereas the prevalence of other comorbidities increased with age group. The rate of all-cause inpatient admissions for PWHB with MRBs was 14.8 per 100 person-years (95% CI, 12.8-17.1), 2.5 times higher than for PWHB without MRBs. The rate of all-cause ED visits for PWHB with MRBs was 67.6 per 100 person-years (95% CI, 63.2-72.3), 2.7 times higher than for those without MRBs., Conclusions: This study reports significant resource use and clinical burden among PWHB who seek medical care. PWHB with MRBs had considerable all-cause resource use compared with PWHB without MRBs. The prevalence of mental illness was consistently high across all age groups.
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- 2024
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174. Patient characteristics, treatment patterns, healthcare resource utilization, and costs among patients diagnosed with neurofibromatosis type 1 with and without plexiform neurofibromas in Japan.
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Yoshida Y, Tozawa K, Koto R, Iwao C, Kim Y, Ban L, and Barut V
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- Humans, Adult, Japan epidemiology, Retrospective Studies, Health Care Costs, Analgesics therapeutic use, Anti-Inflammatory Agents, Non-Steroidal therapeutic use, Neurofibromatosis 1 therapy, Neurofibromatosis 1 drug therapy, Neurofibroma, Plexiform diagnosis, Neurofibroma, Plexiform therapy
- Abstract
Objectives: The objectives of this study were to retrospectively investigate the patient characteristics, treatment patterns, healthcare resource utilization (HCRU), and healthcare costs related to management of neurofibromatosis type 1 (NF1) in Japan., Methods: Cohorts of NF1 patients with or without plexiform neurofibromas (PN) were identified from the Medical Data Vision database in 2008-2019. Baseline characteristics, NF1 medications, HCRU, and associated costs were assessed using descriptive statistics. All-cause HCRU and costs following the first confirmed NF1 diagnosis date were analyzed per patient per year (PPPY) in Japanese Yen (JPY) and United States Dollar (USD)., Results: A total of 4394 NF1 patients without PN and 370 NF1 patients with PN were identified. The mean age was 35.0 and 36.9 years, respectively. The proportion of patients with PN treated with medications was higher than that in patients without PN (except for antirheumatic/immunologic agents). Analgesics/non-steroidal anti-inflammatory drugs were the most frequently prescribed NF1 medications (44.3% and 56.0% in patients without and with PN, respectively), followed by inpatient prescriptions of opioids/opioid-like agents (17.8% and 27.6%, respectively). Inpatient admissions accounted for the highest costs in both cohorts with the average cost PPPY being JPY 2,133,277 (USD 19,861) for patients without PN and JPY 1,052,868 (USD 9802) for patients with PN., Conclusions: NF1 is treated primarily with supportive care with analgesics/non-steroidal anti-inflammatory drugs being the most frequently prescribed NF1 medications in Japan. Findings underscored the unmet need and substantial economic burden among patients with NF1 and highlighted the need for new treatment options for patients with this disease.
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- 2024
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175. Utilizing network pharmacology and experimental validation to investigate the underlying mechanism of Denglao Qingguan decoction against HCoV-229E.
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Xue Y, Cai X, Wang Y, Ban L, Mei M, Chen S, Xu Q, Chen B, Liang S, and Wang X
- Abstract
Background: Denglao Qingguan decoction (DLQGD) has been extensively utilized for the treatment of colds, demonstrating significant therapeutic efficacy. Human Coronavirus 229E (HCoV-229E) is considered a crucial etiological agent of influenza. However, the specific impact and underlying mechanisms of DLQGD on HCoV-229E remain poorly understood., Methods: Active ingredients and targets information of DLQGD were collected from Traditional Chinese Medicine Systems Pharmacology Database and Analysis Platform (TCMSP), literature search, and Swiss ADEM database. The Genecard database was used to collect HCoV-229E related targets. We built an "ingredient-target network" through Cytoscape. Protein - Protein interaction (PPI) networks were mapped using the String database. The Kyoto Encyclopedia of Genes and Genomes (KEGG) and Gene Ontology (GO) were enriched using the DAVID database. Then, we used molecular docking techniques to verify the binding activity between the core compounds and the core gene targets. Finally, in vitro experiments were conducted to validate DLQGD's antiviral activity against HCoV-229E and assess its anti-inflammatory effects., Results: In total, we identified 227 active components in DLQGD. 18 key targets involved in its activity against HCoV-229E. Notably, the core active ingredients including quercetin, luteolin, kaempferol, β-sitosterol, and apigenin, and the core therapeutic targets were CXCL8, RELA, MAPK14, NFKB1, and CXCL10, all associated with HCoV-229E. KEGG enrichment results included IL-17 signaling pathway, Toll-like receptor signaling pathway, RIG-I-like receptor signaling pathway and so on. The core active ingredients and the core therapeutic targets and Human Aminopeptidase N (ANPEP) all showed good binding activity by molecular docking verification. In vitro, DLQGD exhibited anti-HCoV-229E activity and anti-inflammatory effects., Conclusion: Our study suggests that DLQGD has both effects of anti-HCoV-229E and anti-inflammatory. The core active ingredients (quercetin, luteolin, kaempferol, β-sitosterol, apigenin) and the core therapeutic targets (CXCL8, RELA, MAPK14, NFKB1, CXCL10) may play key roles in the pharmacological action of DLQGD against HCoV-229E., Competing Interests: The authors declare the following financial interests/personal relationships which may be considered as potential competing interests:XinhuaWang reports financial support was provided by 10.13039/501100001809National Natural Science Foundation of China. If there are other authors, they declare that they have no known competing financial interests or personal relationships that could have appeared to influence the work reported in this paper., (© 2024 The Authors. Published by Elsevier Ltd.)
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- 2024
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176. Ion imaging of spatially inhomogeneous nanoplasmas in NaCl particles.
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Ban L, Tang H, Heitland J, West CW, Yoder BL, Thanopulos I, and Signorell R
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Studying photoemission from free, unsupported aerosol particles is a powerful method for gaining insight into light-matter interactions at the nanoscale. We used single-shot velocity map imaging to experimentally measure kinetic energy and angular distributions of ions emitted following interaction of sub-micrometer NaCl particles with femtosecond pulses of near infrared (NIR, 800 nm) and ultraviolet (UV, 266 nm) light. We combined this with time-dependent simulations of light propagation through the particles and a rate equation approach to computationally address the origin of the observed ion emission. For both NIR and UV pulses, ion emission is caused by the formation of an under-dense nanoplasma with similar densities, although using an order of magnitude weaker UV intensities. Such conditions result in remarkably similar ion fragments with similar kinetic energies, and no obvious influence of the plasma formation mechanism (photoionization or collisional ionization). Our data suggests that Coulomb explosion does not play a significant role for ion emission, and we discuss alternative mechanisms that can lead to material ablation from under-dense nanoplasma. Finally, we show how finite size effects play an important role in photoemission through generation of spatially inhomogeneous nanoplasmas, which result in asymmetric ion emission that depends on particle size and laser wavelength. By utilizing the single-particle information available from our experiments, we show how finite size effects and inhomogeneous nanoplasma formation can be exploited to retrieve the size and orientation of individual submicrometer aerosol particles.
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- 2024
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177. Dependence of copper(I) stability on long-range electromagnetic effects of Au under reducing atmospheres: the size effect of Au cores.
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Huang X, Li H, Zhang B, Zhang Y, Wang H, Ban L, Xu Y, and Zhao Y
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It has been widely recognized that adjusting the size of Au particles has emerged as a significant approach in catalyst design, catalyst screening, and comprehension of reaction mechanisms. However, the essential factors of Au nanoparticles used only as an additive to enhance the activity of traditional multicomponent thermocatalysts have not been fully revealed. In this study, a series of Au@Cu
2 O core-shell nanocatalysts were synthesized through a controllable method, featuring core sizes ranging from 11 to 33 nm and an average shell thickness of approximately 55 nm. It was revealed that the size effect of Au cores plays a very vital role in the stability of the active Cu+ species under reducing atmospheres (H2 , acetylene and formaldehyde) as well as the catalytic performance of the catalysts in the ethynylation of formaldehyde. The experimental findings revealed that Au@Cu2 O core-shell catalysts with Au core sizes ranging from 11 to 16 nm exhibited a higher abundance of electron-deficient Cu+ species in the shell, which is attributed to the strong long-range electromagnetic effects of the Au core in the absence of photoexcitation or an applied electric field. Additionally, the active Cu+ species demonstrated remarkable stability under reducing atmospheres. Although the stability of Cu+ decreased slightly when the Au core size exceeded 16 nm, the Cu+ content remained above 80%. Notably, the Au@Cu2 O catalysts with Au core sizes ranging from 11 to 16 nm exhibited excellent catalytic activity in the ethynylation of formaldehyde.- Published
- 2024
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178. Study on the preparation of ascorbic acid reduced ultrafine copper powders in the presence of different protectants and the properties of copper powders based on methionine protection.
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Ke X, Xie B, Zhang J, Wang J, Li W, Ban L, Hu Q, He H, Wang L, and Wang Z
- Abstract
High-purity, monodisperse, and low-oxygen submicron copper powder particles with particle sizes in the range of 100-600 nm were synthesized under alkaline conditions using ascorbic acid (C
6 H8 O6 ) as a reductant and copper chloride (CuCl2 ·2H2 O) as a copper source. The redox potential of the Cu-Cl-H2 O system was obtained by calculations and plotted on pH- E diagrams, and a one-step secondary reduction process (Cu(ii) → CuCl(i) → Cu2 O(i) → Cu(0)) was proposed to slow down the reaction rate. The commonalities and differences in the nucleation and growth process of copper powders under methionine (Met), hexadecyl trimethyl ammonium bromide (CTAB), and sodium citrate dihydrate (SSC) as protectants and without the addition of protectants are compared, and the reaction mechanism is discussed. Among them, methionine (Met) showed excellent properties and the Cu2 O(i) → Cu(0) process was further observed by in situ XRD. The synthesized copper powder particles have higher particle size controllability, dispersibility, antioxidant properties, and stability, and can be decomposed at lower temperatures (<280 °C). The resistivity can reach 21.4 μΩ cm when sintered at a temperature of 325 °C for 30 min. This green and simple synthesis process facilitates industrialization and storage, and the performance meets the requirements of electronic pastes., Competing Interests: There are no conflicts to declare., (This journal is © The Royal Society of Chemistry.)- Published
- 2024
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179. Treatment patterns and healthcare resource utilization in patients with metastatic hormone-sensitive prostate cancer and nonmetastatic castration-resistant prostate cancer in China: a real-world observational study.
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Wang Y, Liu C, Liu C, Lu Y, Ban L, and Niu Y
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- Male, Humans, Retrospective Studies, Androgens therapeutic use, Delivery of Health Care, Androgen Antagonists therapeutic use, Prostatic Neoplasms, Castration-Resistant drug therapy, Prostatic Neoplasms, Castration-Resistant pathology, Anilides, Nitriles, Tosyl Compounds
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Aim: This study assessed the treatment patterns, healthcare resource utilization (HRU), costs, and annual prevalence and incidence of metastatic hormone-sensitive prostate cancer (mHSPC) and nonmetastatic castration-resistant prostate cancer (nmCRPC) in China., Methods: A retrospective study was conducted using electronic medical records (EMR) of patients with prostate cancer from three tertiary-care hospitals in China between January 2014 and March 2021. Descriptive statistics were used to analyze study outcomes., Results: In total, 1086 patients with mHSPC and 679 patients with nmCRPC were included. From 2015 to 2020, the annual percentage of prevalent and incident cases of mHSPC decreased from 22.4% to 20.0% and 11.1% to 6.9%, respectively; for nmCRPC, these increased from 3.8% to 13.6% and 3.3% to 8.4%. Androgen-deprivation therapy and first-generation antiandrogens (bicalutamide or flutamide) were the most frequently prescribed prostate cancer-related medications at baseline and follow-up in patients with mHSPC. Bicalutamide was the most frequently prescribed prostate cancer-related medication during follow-up in patients with nmCRPC. For mHSPC, inpatient admission costs were the highest, with the median (interquartile range) costs per person-month being USD 403.00 (USD 85.50-1226.20), whereas outpatient visit costs were the highest for nmCRPC (USD 372.60 [USD 139.50-818.50])., Limitations: EMR-based study design did not capture treatment patterns, HRU and associated costs, and healthcare encounters that occurred outside of participating hospitals, which could have led to underestimation of the true disease burden., Conclusions: A contrasting trend of a decline in the prevalence and incidence of mHSPC and an increase in these for nmCRPC was observed between 2015 and 2020 in China. Androgen-deprivation therapy and first-generation antiandrogens were the most frequently prescribed prostate cancer-related medications. Healthcare resource utilization was driven by inpatient costs in mHSPC and outpatient costs in nmCRPC.
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- 2024
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180. The Efficiency of Pest Control Options against Two Major Sweet Corn Ear Pests in China.
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Li X, Liu Y, Pei Z, Tong G, Yue J, Li J, Dai W, Xu H, Shang D, and Ban L
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Helicoverpa armigera (Hübner) and Ostrinia furnacalis (Guenée) are the most devastating insect pests at the ear stage of maize, causing significant losses to the sweet corn industry. Pesticide control primarily relies on spraying during the flowering stage, but the effectiveness is inconsistent since larvae are beneath husks within hours to a day, making pesticide treatments simpler to avoid. Insufficient understanding of pest activity patterns impedes precise and efficient pesticide control. H. armigera and O. furnacalis in corn fields were monitored in the last few years in Beijing China, and we observed a higher occurrence of both moths during the R1 stage of sweet corn. Moth captures reached the maximum during this stage, with 555-765 moths per hectare corn field daily. The control efficiency of nine synthetic insecticides and five biopesticides was assessed in the field during this period. Virtako, with mineral oil as the adjuvant, appeared to be the most effective synthetic insecticide, with the efficiencies reaching 88% and 87% on sweet and waxy corn, respectively. Pesticide residue data indicated that the corn is safe after 17 days of its use. The most effective bioinsecticide was Beauveria bassiana combined with mineral oil, with 88% and 80% control efficiency in sweet and waxy corn, respectively. These results suggested that spraying effective insecticides 5 days after corn silking could effectively control corn ear pests H. armigera and O. furnacalis . Our findings provide valuable insights for the development of ear pest management strategies in sweet corn.
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- 2023
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181. [The effect of strengthening nutrition education in the second trimester on the basis of the first trimester on blood glucose].
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Ji LL, Yang QB, Zhang XY, Jin C, Li SY, and Ban LW
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- Pregnancy, Female, Humans, Young Adult, Adult, Overweight, Pregnancy Trimester, First, Pregnancy Trimester, Second, Retrospective Studies, Weight Gain, Blood Glucose, Diabetes, Gestational
- Abstract
Objective: To explore the effect of strengthening individualized nutrition education in the second trimester based on first trimester on blood glucose. Methods: A retrospective study was conducted on 398 pregnant women aged (31.79±3.48) (23-41) years old who underwent an oral glucose tolerance test (OGTT) from October 2021 to December 2022 at Beijing Tsinghua Changgung Hospital. They were divided into two groups according to whether the women were re-visited in second trimester or not. The routine group consisted of 205 pregnant women aged between 24 and 41 (31.49±3.36) years old who only received the first trimester nutrition education and the strengthening group consisted of 193 pregnant women aged (31.92±3.97) (23-41) years old who received both the first and second trimester nutrition education. Then according to pre pregnancy body mass index (BMI), they were divided into normal (18.5 kg/m
2 ≤BMI<24 kg/m2 ) and overweight (24 kg/m2 ≤BMI<28 kg/m2 ). The OGTT blood glucose level, the positive rate of gestational diabetes (GDM) and the weight gain during pregnancy were compared between the two groups with different BMI, in order to analyze the effect of strengthening nutrition education in the second trimester of pregnancy on blood glucose. Results: The differences between the two groups were not statistically significant in terms of the pregnant women's age, proportion of pregnant women aged≥35, proportion of pre-pregnancy BMI and overweight, parity and early pregnancy blood glucose (all P >0.05). The blood glucose levels of OGTT at 0, 1, and 2 hour were (4.57±0.37), (8.41±1.70), and (7.28±1.51) mmol/L, respectively, lower than those in the routine group [(4.74±0.48), (9.44±1.55), and (8.27±1.58) mmol/L, respectively, all P <0.001]. The positive rate of GDM in the strengthening group was 35.23% (68/193), which was lower than that in the routine group (91.71%, 188/205) ( P <0.001). After the BMI stratification, the OGTT blood glucose levels and the positive rate of GDM in the strengthening group were still lower than those in the routine group (all P <0.05). The weight gain with normal BMI in the early pregnancy in routine group was higher than that in the strengthening group ( P =0.003), but there was no significant statistical difference in weight gain of overweight pregnant women at different gestational weeks (all P >0.05). Conclusion: Strengthening a nutrition education about second trimester for pregnant women in the early stages of pregnancy can effectively improve blood glucose levels and reduce the positive rate of GDM.- Published
- 2023
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182. Comparison of joint status using ultrasound assessments and Haemophilia Joint Health Score 2.1 in children with haemophilia.
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Li Y, Wang F, Pan C, Zhang J, Zhang Q, Ban L, Song L, Wang J, He Z, Zeng X, Tang D, and Liu Y
- Abstract
Introduction: Ultrasound (US) has gained popularity in the evaluation of haemophilic joint diseases because it enables the imaging of soft-tissue lesions in the joints and bone-cartilage lesions. We aimed to determine the correlation between US evaluations and clinical assessments performed using HJHS 2.1 and to evaluate their respective characteristics in assessing early haemophilic arthropathy., Methods: A total of 178 joints (32 knees, 85 elbows, and 61 ankles) in 45 haemophilia A patients (median age, 10 years; range, 6-15) were assessed using US and HJHS 2.1. Ultrasonographic scoring was performed in consensus assessments by one imager by using the US scores., Results: The total HJHS 2.1 and US scores showed a strong correlation (rS=0.651, P =0.000, CI: 0.553-0.763), with an excellent correlation for the elbows (rS=0.867, P =0.000, CI: 0.709-0.941) and a substantial correlation for the knees (rS=0.681, P =0.000, CI: 0.527-0.797). The correlation for the ankles was relatively moderate (rS=0.518, P=0.000, CI: 0.308-0.705). Nine subjects (15.5%) without abnormalities, as indicated by HJHS 2.1, showed haemophilic arthropathy in US scoring. All nine joints showed moderate (1/9) to severe (8/9) synovial thickening in the ankle (5/9) and elbow joints (4/9). In contrast, 50 joints (50.5%) showed normal US scores and abnormal changes as indicated by HJHS 2.1. S scores correlated well with HJHS 2.1 for overall and individual joints., Discussion: US could identify some early pathological changes in joints showing normal clinical findings, but still cannot replace the HJHS; however, it can serve as an imaging examination complementing HJHS 2., Competing Interests: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest., (Copyright © 2023 Li, Wang, Pan, Zhang, Zhang, Ban, Song, Wang, He, Zeng, Tang and Liu.)
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- 2023
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183. First-in-human trial of SAR107375E, a novel small molecule anticoagulant with dual inhibition of factor Xa and factor IIa.
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Wu S, Wang T, Li J, Zhang Z, Li C, Xiao S, He J, Wang X, Hu Z, Wang X, Zheng S, Liang X, Chen G, Li Y, Li X, Zhan Y, Zou Q, Jiang H, Zheng Q, Ban L, Liu H, and Fang Y
- Subjects
- Adult, Humans, Prothrombin, Blood Coagulation Tests, Double-Blind Method, Dose-Response Relationship, Drug, Area Under Curve, Anticoagulants adverse effects, Factor Xa
- Abstract
Background: SAR107375E is a direct dual inhibitor of both Factor Xa and Factor IIa and has shown potent anticoagulation activity in vitro and animals. This study evaluated the safety, tolerability, pharmacokinetics, and pharmacodynamics of single ascending intravenous doses of SAR107375E in healthy Chinese adult subjects., Methods: In this randomized, double-blind, placebo-controlled trial, 60 healthy Chinese adult subjects were administered intravenously single ascending doses (0.5, 1.5, 3.0, 5.0, 7.5, 10.0, 15.0, or 20.0 mg) of SAR107375E ( N = 44) or placebo ( N = 16). Plasma and urine concentrations of SAR107375E were measured and used to calculate pharmacokinetic parameters. Coagulation functions were measured and compared with baseline values. Treatment-emergent adverse events were recorded to evaluate safety., Results: In plasma, from the 0.5 to 20.0 mg dose group, t
1/2 is 1.51-4.00 h, Cmax is 59.05-1360 ug/L, and AUC0-t is 25.01-528.45 h*ug/L. And it shows dose proportionality in the 5.0-20.0 mg range. Activated partial thromboplastin time and Ecarin clotting time correlated linearly with drug plasma concentration. No serious adverse events were reported during the study., Conclusion: SAR107375E exhibits good safety and tolerability, predictable pharmacokinetics and pharmacodynamics., Clinical Trial Registration: www.chinadrugtrials.org.cn, identifier is CTR20211082.- Published
- 2023
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184. The impact of long-term exposure to tacrolimus on chronic kidney disease after lung transplantation: A retrospective analysis from a single transplantation center.
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Xiong D, Yue B, Ye S, Wang H, Ban L, Chen Y, Lv J, Zhou M, Yin P, and Chen J
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- Adult, Humans, Tacrolimus therapeutic use, Tacrolimus adverse effects, Retrospective Studies, Immunosuppressive Agents therapeutic use, Immunosuppressive Agents adverse effects, Glomerular Filtration Rate, Liver Transplantation adverse effects, Renal Insufficiency, Chronic, Lung Transplantation
- Abstract
Background: Chronic kidney disease (CKD) is a progressive and irreversible complication in lung transplant patients who have received long-term treatment with tacrolimus. This study aimed to verify long-term tacrolimus exposure values in CKD progression., Methods: We retrospectively analyzed the clinical data of adult lung transplant recipients performed at our center between 2012 and October 2015. Patients who completed the 5-year follow-up period were enrolled in this study. CKD was defined as an estimated glomerular filtration rate (eGFR) <60 mL/min/1.73 m
2 ., Results: Eighty patients were analyzed. Compared with baseline (109 ± 38.1 mL/min/1.73 m2), the average eGFR values of our patients gradually decreased during the fifth-year post transplantation (46.5%, 58.3 ± 28.3 mL/min/1.73 m2), and the decline in eGFR values was particularly pronounced in the first year (31.2%, 74.6 ± 28.91 mL/min/1.73 m2). Moreover, 10 (12.7%), 21 (26.9%), 24 (31.2%), 28 (41.2%), and 48 (60%) patients had eGFR <60 mL/min/1.73 m2 at 3, 6, 1, 3, and 5 years after lung transplantation (LT), respectively. A significant negative correlation was found between tacrolimus dose and eGFR 6 months after LT (P = 0.0414). We found no correlation between the serum tacrolimus concentration and CKD progression., Conclusion: eGFR constantly decreased and the incidence of CKD increased during the 5-year follow-up period after LT. The tacrolimus dose had a significant negative correlation with eGFR at 6 months after LT. Meanwhile, whole-blood tacrolimus trough concentrations were not correlated with eGFR decline. When possible, lower dosing within 1 year after LT can reduce potential nephrotoxic side effects., Competing Interests: Declaration of Competing Interest The authors have declared that no conflicts of interest exist., (Copyright © 2023. Published by Elsevier B.V.)- Published
- 2023
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185. 1-year survival in haemophagocytic lymphohistiocytosis: a nationwide cohort study from England 2003-2018.
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West J, Stilwell P, Liu H, Ban L, Bythell M, Card T, Lanyon P, Nanduri V, Rankin J, Bishton M, and Crooks C
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- Male, Middle Aged, Female, Humans, Aged, Cohort Studies, Retrospective Studies, Lymphohistiocytosis, Hemophagocytic epidemiology, Lymphohistiocytosis, Hemophagocytic diagnosis, Neoplasms complications, Hematologic Neoplasms complications, Hematologic Neoplasms epidemiology
- Abstract
Haemophagocytic lymphohistiocytosis (HLH) is a lethal syndrome of excessive immune activation. We undertook a nationwide study in England of all cases of HLH diagnosed between 2003 and 2018, using linked electronic health data from hospital admissions and death certification. We modelled interactions between demographics and comorbidities and estimated one-year survival by calendar year, age group, gender and comorbidity (haematological malignancy, auto-immune, other malignancy) using Cox regression. There were 1628 people with HLH identified. Overall, crude one-year survival was 50% (95% Confidence interval 48-53%) which varied substantially with age (0-4: 61%; 5-14: 76%; 15-54: 61%; > 55: 24% p < 0.01), sex (males, 46%, worse than females, 55% p < 0.01) and associated comorbidity (auto-immune, 69%, haematological malignancy 28%, any other malignancy, 37% p < 0.01). Those aged < 54 years had a threefold increased risk of death at 1-year amongst HLH associated with malignancy compared to auto-immune. However, predicted 1-year survival decreased markedly with age in those with auto-immune (age 0-14, 84%; 15-54, 73%; > 55, 27%) such that among those > 55 years, survival was as poor as for patients with haematological malignancy. One-year survival following a diagnosis of HLH varies considerably by age, gender and associated comorbidity. Survival was better in those with auto-immune diseases among the young and middle age groups compared to those with an underlying malignancy, whereas in older age groups survival was uniformly poor regardless of the underlying disease process., (© 2023. The Author(s).)
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- 2023
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186. Biosimilarity Assessment of the Biosimilar Teriparatide Candidate and the Reference Drug in Healthy Subjects.
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Wang X, Liang X, Wang T, Zhan Y, Liu H, Li C, Li X, Ma H, Hu Z, Wang X, Xiao S, Ban L, He J, Li Y, and Fang Y
- Subjects
- Humans, Healthy Volunteers, Calcium, Therapeutic Equivalency, Teriparatide adverse effects, Teriparatide pharmacokinetics, Biosimilar Pharmaceuticals
- Abstract
SAL001, a recombinant form of parathyroid hormone, is a biosimilar drug to teriparatide and is planned to be used in osteoporosis treatment. A single-dose, randomized, open-label, 2-way crossover trial was conducted in healthy subjects to compare the pharmacokinetics (PK) and safety between SAL001 and the reference drug. Sixty-four subjects were enrolled in the study, and 61 subjects completed the study. In each period, 20 μg of the test or reference formulation was administered subcutaneously. SAL001 was administered by autoinjector pen, whereas the reference drug was administered by a self-matched injection pen. Serial blood samples were obtained for the analyses of PK and serum calcium concentration. Geometric mean ratios with 90%CIs for the maximum plasma concentration (C
max ) and area under the plasma concentration-time curve (AUC) were estimated. The safety of these 2 formulations was also evaluated. Overall, the 90%CIs for the geometric mean ratios of Cmax , AUC from time 0 to the last quantifiable time point, and AUC from time 0 extrapolated to infinity of the test or reference product were within 80.0%-125.0% of biosimilarity criteria. Other PK parameters, serum calcium concentration, and safety profiles had no significant differences between the 2 formulations. SAL001 demonstrated PK similarity to the reference drug, and the serum calcium concentration and safety profiles of SAL001 were also considered comparable to the reference drug., (© 2023, The American College of Clinical Pharmacology.)- Published
- 2023
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187. Identification of CNGCs in Glycine max and Screening of Related Resistance Genes after Fusarium solani Infection.
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Cui Y, Wang J, Bai Y, Ban L, Ren J, Shang Q, and Li W
- Abstract
Cyclic nucleotide-gated channels ( CNGCs ), non-selective cation channels localised on the plasmalemma, are involved in growth, development, and regulatory mechanisms in plants during adverse stress. To date, CNGC gene families in multiple crops have been identified and analysed. However, there have been no systematic studies on the evolution and development of CNGC gene families in legumes. Therefore, in the present study, via transcriptome analysis, we identified 143 CNGC genes in legumes, and thereafter, classified and named them according to the grouping method used for Arabidopsis thaliana . Functional verification for disease stress showed that four GmCNGCs were specifically expressed in the plasmalemma during the stress process. Further, functional enrichment analysis showed that their mode of participation and coordination included inorganic ion concentration regulation inside and outside the membrane via the transmembrane ion channel and participation in stress regulation via signal transduction. The CNGC family genes in G. max involved in disease stress were also identified and physiological stress response and omics analyses were also performed. Our preliminary results revealed the basic laws governing the involvement of CNGCs in disease resistance in G. max , providing important gene resources and a theoretical reference for the breeding of resistant soybean.
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- 2023
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188. Antennal Transcriptome Analysis of Olfactory Genes and Characterization of Odorant Binding Proteins in Odontothrips loti (Thysanoptera: Thripidae).
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Liu Y, Luo Y, Du L, and Ban L
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- Male, Female, Animals, Odorants, Molecular Docking Simulation, Gene Expression Profiling, Transcriptome, Insect Proteins genetics, Insect Proteins metabolism, Arthropod Antennae metabolism, Phylogeny, Thysanoptera genetics, Thysanoptera metabolism, Receptors, Odorant genetics, Receptors, Odorant metabolism
- Abstract
To identify odors in complex environments accurately, insects have evolved multiple olfactory proteins. In our study, various olfactory proteins of Odontothrips loti Haliday, an oligophagous pest that primarily affects Medicago sativa (alfalfa), were explored. Specifically, 47 putative olfactory candidate genes were identified in the antennae transcriptome of O. loti , including seven odorant-binding proteins (OBPs), nine chemosensory proteins (CSPs), seven sensory neuron membrane proteins (SNMPs), eight odorant receptors (ORs), and sixteen ionotropic receptors (IRs). PCR analysis further confirmed that 43 out of 47 genes existed in O. loti adults, and O.lot OBP1, O.lot OBP4, and O.lot OBP6 were specifically expressed in the antennae with a male-biased expression pattern. In addition, both the fluorescence competitive binding assay and molecular docking showed that p -Menth-8-en-2-one, a component of the volatiles of the host, had strong binding ability to the O.lotOBP6 protein. Behavioral experiments showed that this component has a significant attraction to both female and male adults, indicating that O.lotOBP6 plays a role in host location. Furthermore, molecular docking reveals potential active sites in O.lotOBP6 that interact with most of the tested volatiles. Our results provide insights into the mechanism of O. loti odor-evoked behavior and the development of a highly specific and sustainable approach for thrip management.
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- 2023
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189. Potential of Staphylea holocarpa Wood for Renewable Bioenergy.
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Li Y, Liu E, Gu H, Lou J, Yang Y, Ban L, Peng W, and Ge S
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- Humans, Spectroscopy, Fourier Transform Infrared, Biomass, Renewable Energy, Wood, Plant Extracts chemistry
- Abstract
Energy is indispensable in human life and social development, but this has led to an overconsumption of non-renewable energy. Sustainable energy is needed to maintain the global energy balance. Lignocellulose from agriculture or forestry is often discarded or directly incinerated. It is abundantly available to be discovered and studied as a biomass energy source. Therefore, this research uses Staphylea holocarpa wood as feedstock to evaluate its potential as energy source. We characterized Staphylea holocarpa wood by utilizing FT-IR, GC-MS, TGA, Py/GC-MS and NMR. The results showed that Staphylea holocarpa wood contained a large amount of oxygenated volatiles, indicating that it has the ability to act as biomass energy sources which can achieve green chemistry and sustainable development.
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- 2022
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190. Effect of Tai Chi versus aerobic exercise on blood pressure in prehypertension patients (TCOBPP): a study protocol for a 12-month single-blind randomized controlled trial.
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Li X, Gao Y, Wu M, Wei D, Xiong X, Yang Y, Jiang Y, Pan X, Zhao R, Yang F, Sun J, Yang S, Tian L, Ban L, Li X, Chang P, and Xing Y
- Subjects
- Humans, Blood Pressure, Blood Pressure Monitoring, Ambulatory, Single-Blind Method, Exercise physiology, Randomized Controlled Trials as Topic, Tai Ji, Hypertension diagnosis, Hypertension therapy
- Abstract
Background: Compared with optimal blood pressure (BP), the prehypertension increases the risk of incident hypertension, cardiovascular (CV) events, and death. Moderate intensity of regular physical activity can reduce BP. However, aerobic exercise has some limitations. As a safe, low-impact, enjoyable, and inexpensive form of exercise that requires minimal equipment and space, Tai Chi is expected as a viable alternative to aerobic exercise. The study aimed to assess the effect of Tai Chi intervention program, compared with aerobic exercise, on the BP in prehypertension patients., Methods: This study is a 12-month, two-center, single-blind, parallel, randomized controlled trial. Three hundred forty-two patients with prehypertension [with a systolic blood pressure (SBP) in the range of 120 mmHg to 139 mmHg and/or a diastolic blood pressure (DBP) in the range of 80 mmHg to 89 mmHg] are randomized to one of two intervention groups in a 1:1 ratio: Tai Chi or aerobic exercise. BP monitoring methods of office blood pressure, ambulatory blood pressure monitoring (ABPM), and home blood pressure monitoring (HBPM) are used at the same time to detect BP in multiple dimensions. The primary outcome is the comparison of SBP change from baseline to 12 months in Tai Chi group and SBP change from baseline to 12 months in aerobic exercise group. The secondary endpoints are as following: (1) the comparison of DBP of office blood pressure change from baseline to 12 months between Tai Chi group and aerobic exercise group, (2) the comparison of BP and the variability of BP assessed through ABPM change from baseline to 12 months between Tai Chi group and aerobic exercise group, (3) the comparison of BP assessed through HBPM change from baseline to 12 months between Tai Chi group and aerobic exercise group., Discussion: This will be the first randomized controlled trial to specifically study the benefits of Tai Chi on the blood pressure control in patients with prehypertension. The successful completion of this study will help to provide evidence for whether Tai Chi is more desirable than aerobic exercise., Trial Registration: Trial registration number: Chinese Clinical Trial Registry, ChiCTR1900024368. Registered on 7 July 2019, http://www.chictr.org.cn/edit.aspx?pid=39478&htm=4., (© 2022. The Author(s).)
- Published
- 2022
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191. Incidence, prevalence and survival in patients with Langerhans cell histiocytosis: A national registry study from England, 2013-2019.
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Liu H, Stiller CA, Crooks CJ, Rous B, Bythell M, Broggio J, Rankin J, Nanduri V, Lanyon P, Card TR, Ban L, Elliss-Brookes L, Broughan JM, Paley L, Wong K, Bacon A, Bishton M, and West J
- Subjects
- Child, Adult, Humans, Incidence, Prevalence, Registries, Histiocytosis, Langerhans-Cell epidemiology, Histiocytosis, Langerhans-Cell therapy, Neoplasms epidemiology
- Abstract
This analysis is the largest population-based study to date to provide contemporary and comprehensive epidemiological estimates of all third edition of the International Classification of Diseases for Oncology (ICD-O-3) coded Langerhans cell histiocytosis (LCH) from England. People of all ages were identified from the National Cancer Registration Dataset using ICD-O-3 morphologies 9751-9754 for neoplasms diagnosed in 2013-2019. A total of 658 patients were identified, of whom 324 (49%) were children aged <15 years. The age-standardised incidence rate was 4.46 (95% confidence interval [CI] 3.99-4.98) per million children and 1.06 (95% CI 0.94-1.18) per million adults aged ≥15 years. Prevalence of LCH was 9.95 (95% CI 9.14-10.81) per million persons at the end of 2019. The 1-year overall survival (OS) was 99% (95% CI 97%-100%) for children and 90% (95% CI 87%-93%) for adults. Those aged ≥60 years had poorer OS than those aged <15 years (hazard ratio [HR] 22.12, 95% CI 7.10-68.94; p < 0.001). People in deprived areas had lower OS than those in the least deprived areas (HR 5.36, 95% CI 1.16-24.87; p = 0.03). There will inevitably be other environmental factors and associations yet to be identified, and the continued standardised data collection will allow further evaluation of data over time. This will be increasingly important with developments in LCH management following the large collaborative international trials such as LCH IV., (© 2022 The Authors. British Journal of Haematology published by British Society for Haematology and John Wiley & Sons Ltd.)
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- 2022
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192. Millet-based crop planting strategies in the Songhua River Region during the liaojin (907-1234 AD) dynasties: A case of the Luotong Mountain City site.
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Yang C, Ban L, Lv X, Li D, Xu K, Gao X, and Wang C
- Abstract
Introduction: Millet-based dryland agriculture is the traditional mode of agricultural cultivation in northern China and has been of great significance to the emergence and development of Chinese civilization. However, although they are both millet-based agricultural production methods, with various subtypes in different regions of northern China. In the Songhua River Region in northeast China, the ecological environment and abundant natural resources led to the slow development of agriculture, and it was only after the Liaojin Dynasties that a mature farming industry was formed., Material and Method: We used the plant flotation instrument to flotation the soil samples unearthed in the Luotong Mountain City, a Liaojin period site in Songhua River Region, northeast China, and collected the charred plant seeds. Then observing them with the electron microscope, we identified and counted the plant seeds in this site., Result: It was found that this region is still a millet-based crop utilization structure, and a total of 11 types of charred agricultural crop seeds were excavated from flotation at the Luotong Mountain City site. And the barnyard millet crops occupy a prominent advantage, with ubiquity of more than 91%., Discussion: The ancestors of this region were still engaged in a millet-based agricultural strategy during this period, with a certain lag compared to the Central Plains'agricultural strategy where Triticeae crops had become dominant. In addition, the crop structure with the millet-based agriculture of the region is also somewhat different from that of the Central Plains. Through comparative studies of surrounding sites and reference to historical documents, it was found that this difference in crop structure is a phenomenon unique to the Songhua River Region and is related to the dietary habits of the local settled Jurchen nomads, who ate barnyard millet meal., Competing Interests: The authors declare that the research was conducted in the absence of any commercial or financial relationships that could be construed as a potential conflict of interest., (Copyright © 2022 Yang, Ban, Lv, Li, Xu, Gao and Wang.)
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- 2022
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193. Risk of venous thromboembolism among women receiving ospemifene: a comparative observational study.
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Nordstrom BL, Cai B, De Gregorio F, Ban L, Fraeman KH, Yoshida Y, and Gibbs T
- Abstract
Introduction: The primary aim of this study was to compare the incidence of venous thromboembolism (VTE) among women initiating ospemifene vs other selective estrogen receptor modulator (SERM) therapies for estrogen-deficiency conditions or breast cancer prevention, and vs women with untreated vulvar and vaginal atrophy (VVA). The secondary objective examined numerous additional safety outcomes., Methods: This was a retrospective cohort study using the IBM Watson MarketScan claims database. Women receiving ospemifene, another SERM, or with a new diagnosis of VVA with no treatment from 1 May 2013 to 2 October 2018 were followed through the claims for incident adverse outcomes. The primary outcome was the first occurrence of VTE following cohort entry; secondary outcomes included cerebrovascular events and other adverse events potentially associated with SERM use. Cox models compared the risk of VTE between ospemifene and comparators, using a variety of approaches to control for confounding., Results: The incidence of VTE during the first continuous treatment episode was 3.39 (95% confidence interval [CI]: 1.55-6.43) events per 1,000 person-years (PY) for ospemifene ( N = 8977), 11.30 (95% CI: 8.81-14.28) events per 1,000 PY for comparator SERM ( N = 12,621), and 10.92 (95% CI: 10.49-11.37) events per 1,000 PY for untreated VVA ( N = 242,488). Cox models indicated no increase in risk of VTE for ospemifene vs other SERMs (hazard ratio [HR]: 0.40, 95% CI: 0.19-0.82), and vs untreated VVA (HR: 0.47, 95% CI: 0.24-0.91)., Conclusion: This real-world safety analysis found no increase in risk of VTE or other adverse events with use of ospemifene in postmenopausal women., Plain Language Summary: Introduction: This study assessed the risk of venous thromboembolism (VTE) among women treated with ospemifene or another selective estrogen receptor modulator (SERM) therapy and women with untreated vulvar and vaginal atrophy (VVA). Numerous additional safety outcomes were examined. Methods: This study was conducted in the IBM Watson MarketScan claims database. Women receiving ospemifene, another SERM, or with a new diagnosis of VVA with no treatment from 1 May 2013 to 2 October 2018 were followed through the claims for adverse outcomes, including VTE, cerebrovascular events (such as stroke), and other outcomes that might occur with use of a SERM. The analyses compared the risk of VTE between ospemifene and the other two groups, using methods that accounted for differences in patient characteristics between the groups. Because few women over 72 years old used ospemifene, the main analyses examined women aged 54-72 years. Results: The analyses included 8,977 ospemifene users, 12,621 other SERM users, and 242,488 women with untreated VVA. Among women aged 54-72 years, only 9 experienced a VTE during ospemifene treatment, while 55 other SERM users and 1,788 women with untreated VVA had a VTE. The analyses that accounted for differences between the groups confirmed that the risk of VTE was no higher in ospemifene users than in either comparison group. Conclusion: This real-world safety analysis found no increase in risk of VTE or other adverse events with use of ospemifene in postmenopausal women., Competing Interests: The authors declared the following potential conflicts of interest with respect to the research, authorship, and/or publication of this article: B.C. is an employee of Shionogi Inc. F.D.G. and T.G. are employees of Shionogi B.V. Y.Y. is an employee of Shionogi & Co. LTD. B.L.N, L.B, and K.H.F. are employees of Evidera, which conducted the study on behalf of Shionogi B.V., (© The Author(s), 2022.)
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- 2022
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194. Temporal Trends in the Incidence of Hemophagocytic Lymphohistiocytosis: A Nationwide Cohort Study From England 2003-2018.
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West J, Stilwell P, Liu H, Ban L, Bythell M, Card TR, Lanyon P, Nanduri V, Rankin J, Bishton MJ, and Crooks CJ
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Hemophagocytic lymphohistiocytosis (HLH) is rare, results in high mortality, and is increasingly being diagnosed. We aimed to quantify the incidence of diagnosed HLH and examine temporal trends in relation to age and associated diseases. Using national linked electronic health data from hospital admissions and death certification cases of HLH that were diagnosed in England between January 1, 2003, and December 31, 2018. We calculated incidence rates of diagnosed HLH per million population by calendar year, age group, sex, and associated comorbidity (hematological malignancy, inflammatory rheumatological or bowel diseases [IBD]). We modeled trends in incidence and the interactions between calendar year, age, and associated comorbidity using Poisson regression. There were 1674 people with HLH diagnosed in England between 2003 and 2018. The incidence rate quadrupled (incidence rate ratio [IRR] 2018 compared to 2003: 3.88, 95% confidence interval [CI] 2.91 to 5.28), increasing 11% annually (adjusted IRR 1.11, 95% CI 1.09 to 1.12). There was a transition across age groups with greater increases in those aged 5-14 years of HLH associated with rheumatological disease/IBD compared with hematological malignancy, with similar increases in HLH associated with both comorbidities for those 15-54, and greater increases in HLH associated with hematological malignancies for those 55 years and older. The incidence of HLH in England has quadrupled between 2003 and 2018. Substantial variation in the incidence occurred with inflammatory rheumatological diseases/IBD-associated HLH increasing more among the younger age groups, whereas in older age groups, the largest increase was seen with hematological malignancy-associated HLH., (Copyright © 2022 the Author(s). Published by Wolters Kluwer Health, Inc. on behalf of the European Hematology Association.)
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- 2022
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195. Genome-Wide Scans and Transcriptomic Analyses Characterize Selective Changes as a Result of Chlorantraniliprole Resistance in Plutella xylostella .
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Dai W, Zhu B, Tuinen MV, Zhu T, Shang D, Almeida P, Liang P, Ullah H, and Ban L
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- Animals, Transcriptome, Insecticide Resistance genetics, Cytochrome P-450 Enzyme System genetics, Cytochrome P-450 Enzyme System metabolism, ATP-Binding Cassette Transporters metabolism, Insecticides pharmacology, Moths metabolism
- Abstract
Pesticide resistance in insects is an example of adaptive evolution occurring in pest species and is driven by the artificial introduction of pesticides. The diamondback moth (DBM), Plutella xylostella (Lepidoptera: Plutellidae), has evolved resistance to various insecticides. Understanding the genetic changes underpinning the resistance to pesticides is necessary for the implementation of pest control measures. We sequenced the genome of six resistant and six susceptible DBM individuals separately and inferred the genomic regions of greatest divergence between strains using F
ST and θπ . Among several genomic regions potentially related to insecticide resistance, CYP6B6-like was observed with significant divergence between the resistant and susceptible strains, with a missense mutation located near the substrate recognition site (SRS) and four SNPs in the promoter. To characterize the relative effects of directional selection via insecticide tolerance ('strain') as compared to acute exposure to insecticide ('treatment'), four pairwise comparisons were carried out between libraries to determine the differentially expressed genes. Most resistance-related differentially expressed genes were identified from the comparison of the strains and enriched in pathways for exogenous detoxification including cytochrome P450 and the ABC transporter. Further confirmation came from the weighted gene co-expression network analysis, which indicated that genes in the significant module associated with chlorantraniliprole resistance were enriched in pathways for exogenous detoxification, and that CYP6B6-like represented a hub gene in the "darkred" module. Furthermore, RNAi knock-down of CYP6B6-like increases P. xylostella sensitivity to chlorantraniliprole. Our study thus provides a genetic foundation underlying selection for pesticide resistance and plausible mechanisms to explain fast evolved adaptation through genomic divergence and altered gene expression in insects.- Published
- 2022
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196. Liver blood marker testing in UK primary care: a UK wide cohort study, 2004-2016.
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Scutt P, Ban L, Card T, Crooks CJ, Guha N, West J, and Morling JR
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- Alanine Transaminase, Aspartate Aminotransferases, Bilirubin, Biomarkers, Cohort Studies, Humans, Primary Health Care, Retrospective Studies, United Kingdom, gamma-Glutamyltransferase, Alkaline Phosphatase, Liver
- Abstract
Objective: We aimed to determine (1) the temporal trends of liver enzyme testing in UK general practice and (2) how these vary among different subgroups at risk of chronic liver disease (CLD)., Design: Retrospective cohort study., Setting: UK primary care database (Clinical Practice Research Datalink (CPRD)), 2004-2016., Participants: Patients aged 18 years or over, registered in the CPRD from 1 January 2004 to 31 December 2016., Outcome Measures: The frequency of testing recorded within the study period in general practice was calculated for: alanine aminotransferase (ALT); aspartate aminotransferase (AST); gamma glutamyl transferase (GGT); alkaline phosphatase (ALP); bilirubin and platelets. Analyses were conducted in subgroups of patients at high risk of developing liver disease., Results: The study cohort included 2 912 066 individuals with median follow-up of 3.2 years. The proportion of patients with at least one measurement for ALT, ALP, bilirubin or platelet test gradually increased over the course of the study period and fell for AST and GGT. By 2016, the proportion of the population receiving one of more tests in that year was: platelet count 28.0%, ALP 26.2%, bilirubin 25.6%, ALT 23.7%, GGT 5.1% and AST 2.2%. Those patients with risk factors for CLD had higher proportions receiving liver marker assessments than those without risk factors., Conclusions: The striking finding that AST is now only measured in a fraction of the population has significant implications for routine guidance which frequently expects it. A more nuanced approach where non-invasive markers are targeted towards individuals with risk factors for CLD may be a solution., Competing Interests: Competing interests: None declared., (© Author(s) (or their employer(s)) 2022. Re-use permitted under CC BY. Published by BMJ.)
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- 2022
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197. Enhancement of Cu + stability under a reducing atmosphere by the long-range electromagnetic effect of Au.
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Huang X, Li H, Zhang Y, Wu R, Ban L, Xi L, Yin Z, Peng J, Zhao Y, and Fang L
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In conventional thermocatalytic reactions under a reducing atmosphere, stabilization of the active Cu
+ component and inhibition of over-reduction into metallic Cu0 are extremely challenging. In this study, Au@Cu2 O core-shell nano-catalysts with different Cu2 O shell thicknesses were synthesized, and the effect of the Au nano-core on Cu+ stability under a reducing atmosphere and the catalytic performance of Cu+ in the ethynylation of formaldehyde were investigated. The Au nano-core facilitates Cu2 O dispersion and leads to an increase of 0.2-0.5 eV in electron binding energies of Cu2 O and Cu2 C2 in the range of 27-55 nm, attributed to the long-range electromagnetic effect of Au NPs. Specifically, active Cu+ centers exhibit high stability under a reducing atmosphere due to the long-range electromagnetic effect of the Au nano-core. In the ethynylation of formaldehyde as a probe reaction, Cu+ /(Cu0 + Cu+ ) on Au@Cu2 O catalysts remained at 88-91%. The catalytic performance in the ethynylation of formaldehyde revealed that the introduction of an Au nano-core into Cu-based catalysts increased the TOF from 0.37 to 0.7 h-1 , and decreased the activation energy from 42.6 to 38.1 kJ mol-1 . Additionally, the Cu+ /(Cu0 + Cu+ ) ratios and the catalytic performance in the ethynylation of formaldehyde (BD yield = 65%, BD selectivity = 95%) on Au@Cu2 O catalysts remained constant after nine cycles, while pure Cu2 O readily deactivated due to the dramatically reduced Cu+ /(Cu0 + Cu+ ) ratios and carbyne deposition. In summary, Cu+ in Cu-based catalysts showed high catalytic activity and stability during the ethynylation of formaldehyde due to the long-range electromagnetic effect of the Au nano-core.- Published
- 2022
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198. Acupuncture Enhances Gastrointestinal Motility and Improves Autonomic Nervous Function in Patients with Septic Gastrointestinal Dysfunction.
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Ban L, Pu Y, Huang H, You B, Chen W, and Wang Y
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- C-Reactive Protein, Gastrointestinal Motility physiology, Humans, Procalcitonin, Acupuncture Therapy, Gastrointestinal Diseases therapy, Sepsis complications, Sepsis therapy
- Abstract
Gastrointestinal dysfunction (GD) is a common complication after endotoxemia, which can further aggravate the progress of infection. Acupuncture uses metal needles of different shapes and techniques to stimulate specific points on the human body, which are effective in treating various diseases, including gastrointestinal diseases. We aimed at exploring the clinical effect of acupuncture on the recovery of visceral sensation, proximal gastric compliance, and autonomic nervous function in patients with septic GD. A total of 73 sepsis with GD patients were selected using modified single section ultrasonography combined with clinical symptoms in the First People's Hospital of Lanzhou City during 2019. The participants were randomly allocated to routine-treatment (control group) and study group receiving acupuncture. The indexes before and after treatment included gastric residue, gastric dilatation, pressure and volume, gastric compliance, autonomic nerve function, APACHE II score, and infection index were measured and compared. Before treatment, there was no significant difference in the basic information of the two groups, including gastric volume and pressure, gastric residue, gastric compliance, autonomic nerve function, and APACHE II score. After treatment, the maximum gastric volume and pressure, gastric residue, and APACHE II score of the two groups were significantly improved ( P < 0.05). In addition, the maximum gastric volume and pressure of the study group were significantly higher, while gastric residual, autonomic nerve function, and APACHE II were significantly lower than those of the control group ( P < 0.05). However, our results showed that acupuncture did not further reduce inflammatory markers, including white blood cells, C-reactive protein, and procalcitonin. To sum up, on the basis of basic treatment, the application of acupuncture can further improve the clinical symptoms of GD in patients with sepsis, enhance gastrointestinal motility, and improve autonomic nervous function, which is worthy of clinical application and promotion., Competing Interests: The authors declare that they have no conflicts of interest., (Copyright © 2022 Lihong Ban et al.)
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- 2022
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199. Study on the effects of environmental factors on enzyme activities during growth of Hypsizygus marmoreus.
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Yang H, Lei M, Huang L, Wang Y, Sun N, Ban L, Wang X, and Zhang H
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- Antioxidants, Carbon Dioxide, Agaricales, Fruiting Bodies, Fungal
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The sensitivity of Hypsizygus marmoreus to environmental factors such as temperature, humidity, illumination and CO2 concentration varies greatly in different growth stages. In this paper, the effects of various environmental factors on the growth and development of H. marmoreus were investigated by measuring the enzyme activities of H. marmoreus at different growth stages under different microenvironment conditions in the mushroom room, so as to confirm the influence mechanism of environmental factors on the growth of H. marmoreus. The results showed that at budding stage xylanase and laccase were found significantly positively correlated with CO2 concentration and light intensity, and dramatically negatively correlated with humidity while carboxymethyl cellulose and manganese peroxidase were markedly positively correlated with humidity, and significantly negatively correlated with CO2 concentration and light intensity. On the other hand, in mature fruit bodies xylanase activity was found significantly positively correlated with CO2 concentration and light intensity, and dramatically negatively correlated with humidity while manganese peroxidase activities were found significantly positively correlated with humidity, and dramatically negatively correlated with light intensity. The activity of β-glucosidase in budding and mature fruiting bodies was markedly negatively correlated with CO2 concentration and significantly positively correlated with humidity., Competing Interests: The authors have read the journal’s policy and have the following competing interests: Tianjin Hong Bin He Sheng Agricultural Technology Development Co. Ltd. provided the researchers with experimental sites, materials, and personnel. Hongying Zhang was a paid employee at Tianjin Hong Bin He Sheng Agricultural Technology Development Co. Ltd. at the time the study was conducted. After the study was completed, Hongying Zhang became an employee at Tianjin Bin Hai De Sheng Agricultural Technology Co. Ltd. There are no patents, products in development or marketed products associated with this research to declare. This does not alter our adherence to PLOS ONE policies on sharing data and materials.
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- 2022
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200. Time resolved surface analysis (kinetic and molecular time scales): general discussion.
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Arrigo R, Aureau D, Ban L, Bartels-Rausch T, Counter JJC, Davies PR, Dell'Angela M, Dowhyj M, Evans A, Flavell W, Held G, Kastorp CFP, Lindsay R, Nilsson A, Redekop E, Renault O, Rupprechter G, Silly MG, and Suzer S
- Subjects
- Kinetics
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- 2022
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