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In addition to their antibiotic effect, macrolides appear to modulate the inflammatory response in cystic fibrosis (CF) and could influence oxidative stress. The objective of this study was to assess oxidation biomarkers and levels of inflammation and to determine whether there is an association between these parameters and the intake of macrolides.The subjects included in this cross-sectional study were, on the one hand, clinically stable patients with CF and, on the other, healthy controls. The following serum and plasma inflammatory and oxidative stress biomarkers were measured: interleukin-6 (IL-6), reactive C protein (RCP), tumor necrosis alpha (TNF-α), glutathione peroxidase (GPx), total antioxidant capacity (TAC), catalase (CAT), and superoxide dismutase (SOD), together with markers of lipid peroxidation (8-isoprostanes and thiobarbituric acid reactive substances [TBARS]). Clinical, anthropometric, lung function, radiological, and analytical variables (albumin, prealbumin, vitamins, and zinc) were also recorded.We studied 36 adults with CF and 41 controls. No differences were observed in age, gender, or anthropometric variables. The patients had significantly higher levels of IL-6, TNF-α, RCP, TBARS, and isoprostanes, and lower levels of SOD than the controls. Twenty-three of the patients were treated with azithromycin, and they had more severe clinical and radiological parameters than those who were not but nevertheless presented significantly lower levels of TNF-α. No differences were observed in the markers of oxidation.Inflammation and oxidation biomarkers were increased in patients with CF compared with controls. The use of azithromycin was associated with reduced TNF-α levels and did not influence oxidation parameters.Makrolitlerin, antibiyotik etkilerine ek olarak, kistik fibrolizlerde (KF) enflamatuvar yanıtı değiştirdikleri görülmektedir ve oksidatif stresi etkileyebilirler. Bu çalışmanın amacı enflamasyon düzeylerini ve oksidasyon biyobelirteçlerini değerlendirmek ve bu parametreler ile makrolit alımı arasında bir ilişki olup olmadığını belirlemektir.Bu kesitsel çalışmaya klinik olarak stabil kistik fibrozis (KF) hastaları ve sağlıklı controller dahil edildi. Şu serum ve plazma enflamatuvar ve oksidatif stres biyobelirteçleri ölçüldü: Lipid peroksidasyon belirteçleri (8-isoprostanler ve TBARs) ile birlikte, interlökin-6 (IL6), C-reaktif protein (CRP), tümör nekroz factor alfa (TNF-α), glutatyon peroksidaz (GPx), total antioksidan kapasite (TAC), katalaz (CAT) ve süperoksit dismutaz (SOD). Aynı zamanda klinik, antropometrik, akciğer fonksiyonu, radyolojik ve analitik değişkenler de (albümin, prealbümin, vitaminler ve çinko) kaydedildi.Otuz altı yetişkin KF hastası ve kırk bir kontrol grubu hastası ile çalışma yapıldı. Yaş, cinsiyet ve de antropometrik değişkenler açısından farklılık gözlenmedi. Kontrollerle kıyaslandığında, KF hastalarında IL-6, TNF-α, RCP, TBARS ve izoprostan düzeyleri önemli ölçüde daha yüksekti ve SOD düzeyleri daha düşüktü. Hastaların 23’üne azitromisin tedavisi verildi ve bu tedaviyi almayan hastalara göre daha ağır klinik ve radyolojik parametreler sergilediler, ancak TNF-α düzeyleri anlamlı ölçüde daha düşüktü. Oksidasyon belirteçlerinde farklılık gözlenmedi.Enflamasyon ve oksidasyon biyobelirteçleri KF hastalarında kontrollere göre yüksekti. Azitromisin kullanımı düşük TNF-α düzeyleri ile ilişkili bulundu ve oksidasyon parametrelerini etkilemedi.

To date it is not clear what the role of dairy products is in metabolic diseases like diabetes, obesity, and hypertension. Therefore, the aim of this study is to test the association between dairy product consumption and those pathologies. A cross-sectional study was conducted with 5081 adults included in the di@bet.es study, from 100 health centers around Spain. Food frequency questionnaires were carried out concerning consumption habits, which included dairy product consumption. Logistic regression models were used for the association analyses between the variables controlling confounding variables. Women had a higher consumption of milk, cheese, or yogurt than men (p &lt, 0.0001), but men consumed more sugar dairy products (p &lt, 0.001). People who live in the North of Spain consume more dairy products than those who live in the East. Dairy product consumption was inversely associated with the presence of hypertension regardless of age, sex, geographical region, and body mass index (BMI) (Odds Ratio (OR) 0.743, p = 0.022). The presence of obesity was inversely associated with dairy consumption regardless of age, sex, and geographical region (OR 0.61, p &lt, 0.001). Milk consumption was not associated with diabetes. Our results show that consuming dairy products is associated with a better metabolic profile in the Spanish population.

The satiating effects of cow dairy have been thoroughly investigated; however, the effects of goat dairy on appetite have not been reported so far. Our study investigates the satiating effect of two breakfasts based on goat or cow dairy and their association with appetite related hormones and metabolic profile. Healthy adults consumed two breakfasts based on goat (G-Breakfast) or cow (C-Breakfast) dairy products. Blood samples were taken and VAS tests were performed at different time points. Blood metabolites were measured and Combined Satiety Index (CSI) and areas under the curves (AUC) were calculated. Desire to eat rating was significantly lower (breakfast & time interaction p < 0.01) and hunger rating tended to be lower (breakfast & time interaction p = 0.06) after the G-breakfast. None of the blood parameters studied were different between breakfasts; however, AUCGLP-1 was inversely associated with the AUChunger and AUCdesire-to-eat after the G-Breakfast, whereas triglyceride levels were directly associated with AUCCSI after the C-Breakfast. Our results suggest a slightly higher satiating effect of goat dairy when compared to cow dairy products, and pointed to a potential association of GLP-1 and triglyceride levels with the mechanisms by which dairy products might affect satiety after the G-Breakfast and C-Breakfast, respectively.

Prospective longitudinal studies evaluating the relevance of "Metabolically Healthy but Obese" (MHO) phenotype at risk for type 2 diabetes mellitus (T2D) and cardiovascular diseases are few and results are contradictory.As a representative of the general population, 1051 individuals were evaluated in 1997-1998 and re-evaluated after 6 years and 11 years. Subjects without known T2D were given an oral glucose tolerance test. Anthropometric and biochemical variables were measured. Four sets of criteria were considered to define MHO subjects besides body mass index ≥30 kg/m(2): A: Homeostatic Model of Assessment-Insulin Resistance Index (HOMA-IR)90th percentile; B: HOMA-IR90th percentile, high-density lipoprotein cholesterol40 mg/dL in men and high-density lipoprotein cholesterol50 mg/dL in women, triglycerides150 mg/dL, fasting glucose110 mg/dL, and blood pressure ≤140/90 mm Hg; C: HOMA-IR90th percentile, triglycerides150 mg/dL, fasting glucose110 mg/dL, and blood pressure ≤140/90 mm Hg; D: HOMA-IR90th percentile, triglycerides150 mg/dL, and fasting glucose110 mg/dL. Subjects with T2D at baseline were excluded from the calculations of incidence of T2D.The baseline prevalence of MHO phenotype varied between 3.0% and 16.9%, depending on the set of criteria chosen. Metabolically nonhealthy obese subjects were at highest risk for becoming diabetic after 11 years of follow-up (odds ratio = 8.20; 95% confidence interval = 2.72-24.72; P.0001). In MHO subjects the risk for becoming diabetic was lower than in metabolically nonhealthy obese subjects, but this risk remained significant (odds ratio = 3.13; 95% confidence interval = 1.07-9.17; P = .02). In subjects who lost weight during the study, the association between MHO phenotype and T2D incidence disappeared, even after adjusting for HOMA-IR.The results suggest that MHO is a dynamic concept that should be taken into account over time. As a clinical entity, it may be questionable.

The aim of this prospective, adult population-based study was to analyse the prevalence of type 2 diabetes mellitus in relation to the intake of cows' milk and the prevalence of anti-beta-lactoglobulin (anti-β-LG) antibodies. Measurements were made of weight, height, levels of anti-islet antibodies, anti-β-LG antibodies and tumour necrosis factor alpha (TNF-α) in all the participants. The likelihood of having positive anti-β-LG antibodies was higher in subjects who consumed milk more frequently. Subjects who consumed milk less than once per day were more likely to have type 2 diabetes than those who consumed milk more than once per day. The levels of TNF-α were significantly higher in individuals with positive anti-β-LG antibodies and in those who consumed milk more often. The prevalence of anti-β-LG antibodies was associated with the intake of milk and with the TNF-α levels, but not with the prevalence of type 2 diabetes. © 2012 Elsevier Ltd., This study was supported by the CIBER in Diabetes and Associated Metabolic Disorders (Instituto de Salud Carlos III); Ministerio de Ciencia e Innovación (JCI-2010-08372) and Consejería Innovación, Ciencia y Empresa (P09-CTS-5125).

ObjectiveChanges in eating habits may be influential in the ever-increasing rate of childhood obesity. Our aim was to determine whether those children who consume olive oil have a lower risk of weight gain compared with children who consume other oils.Design and methodsThe study included 18 girls and 74 boys, all aged 13–166 months. A survey was completed for each subject about eating habits and physical activity. A sample of subcutaneous adipose tissue was also obtained for cellular study. Data were recorded on the mean size of the adipocytes, the number of preadipocytes, and the concentration of particular fatty acids. The weight and height of the children were measured 13 months later.ResultsThe likelihood that after 1 year the children would have increased their body mass index (BMI)Z-score above the initial score was less in the children who consumed only olive oil (odds ratio (OR)=0.22; 95% confidence interval (CI): 0.08–0.63;P=0.005). These results remained after adjusting for age, physical activity and BMI (OR=0.19; 95% CI: 0.06–0.61;P=0.005) and after adjusting for age, physical activity and adipocyte volume (OR=0.15; 95% CI: 0.04–0.52;P=0.003).ConclusionsDiets with mono unsaturated fatty acid (MUFA)-rich olive oil could reduce the risk of obesity in childhood.

the evaluation of hospital menus should be performed periodically to suit the needs of patients. Goat cheese may have nutritional benefits, compared to cow cheese.to evaluate patient satisfaction with the hospital menu and with the inclusion of goat cheese, given like dessert in hospital vs menu with cow cheese.a survey of hospital menu satisfaction and dessert (goat cheese (GC) vs cow cheese (CC)) in patients with basal diets was conducted.334 surveys were analyzed. 46.7% were women. The average age was 58.16 ± 15.15 years and the average stay of 11.21 ± 11.53. Acceptance of the hospital menu was rated as "good" in a high percentage of respondents (91% Temperature, presentation 94%, humidity 75% and 84% schedule). Overall satisfaction lunch (1 to 10) was 7.31 ± 2.10 en CC vs 7.39 ± 1.75 GC (ns) and dessert satisfaction was 6.93 ± 2.89 vs 6.88 ± 3.52 (ns) (respectively).the overall satisfaction with the hospital menu is high and the acceptance of new dessert (QC) is equivalent to acceptance obtained with cow cheese, which could be included in the code of diets.Introducción: la valoración de los menús hospitalarios debe realizarse periódicamente para adecuarlos a las necesidades de los pacientes. El queso de cabra podría tener ventajas nutricionales, en comparación con el de vaca. Objetivos: evaluar la satisfacción de los pacientes con el menú hospitalario y con la incorporación del queso de cabra, dado como postre en el menú hospitalario vs queso de vaca. Material y métodos: se realizó una encuesta de satisfacción del menú hospitalario y del postre (queso de cabra (QC) vs queso de vaca (QV)) en pacientes con dietas basales. Resultados: se analizaron 334 encuestas. El 46,7% fueron mujeres. La edad media fue de 58,16 ± 15,15 años y la estancia media de 11,21 ± 11,53. La aceptación del menú hospitalario fue valorado como buena en un alto porcentaje de los encuestados (temperatura 91%, presentación 94%, humedad 75% y horario 84%). La satisfacción global del almuerzo (1 al 10) fue 7,31 ± 2,10 en QV vs 7,39 ± 1,75 QC (ns) y del postre 6,93 ± 2,89 vs 6,88 ± 3,52 (ns) respectivamente. Los pacientes que habitualmente no toman queso de cabra (57%) tampoco tomaron postre en el 50% de los casos, frente a los que sí toman en su domicilio (42,98%), que no ingirieron nada del postre solo en el 8% (p0.01) Conclusiones: la satisfacción global con el menú hospitalario es alta y la aceptación del nuevo postre (QC) es equivalente a la obtenida con el queso de vaca, por lo que podría incluirse en el código de dietas.

In the last years, epigenetic processes have emerged as a promising area of complex diseases research. DNA methylation measured in Long Interspersed Nucleotide Element 1 (LINE-1) sequences has been considered a surrogate marker for global genome methylation. New findings have suggested the potential involvement of epigenetic mechanisms in Type 2 diabetes (T2DM) as a crucial interface between the effects of genetic predisposition and environmental influences. Our study evaluated whether global DNA methylation predicted increased risk from T2DM or other carbohydrate metabolism disorders in a cohort study. We used a prospective cohort intervention study and a control group. We collected phenotypic, anthropometric, biochemical, and nutritional information from all subjects. Global LINE-1 DNA methylation was quantified by pyrosequencing technology. Subjects that did not improve their carbohydrate metabolism status showed lower levels of global LINE-1 DNA methylation (63.9 ± 1.7 vs. 64.7 ± 2.4) and they practiced less intense physical activity (5.8% vs. 21.5%). Logistic regression analyses showed a significant association between LINE-1 DNA methylation and metabolic status after adjustment for sex, age, BMI, and physical activity. Our study showed that lower LINE-1 DNA methylation levels were associated with a higher risk metabolic status worsening, independent of other classic risk factors. This finding highlights the potential role for epigenetic biomarkers as predictors of T2DM risk or other related metabolic disorders.

Little is known about the association between iodine and human milk composition. In this study, we investigated the association between iodine and different markers of oxidative stress and obesity-related hormones in human breast milk. This work is composed of two cross-sectional studies (in lactating women and in the general population), one prospective and one in vitro. In the cross-sectional study in lactating women, the breast milk iodine correlated negatively with superoxide dismutase (SOD), catalase, and glutathione peroxidase (GSH-Px) activities, and with adiponectin levels. An in vitro culture of human adipocytes with 1 μM potassium iodide (KI, dose similar to the human breast milk iodine concentration) produced a significant decrease in adiponectin, GSH-Px, SOD1, and SOD2 mRNA expression. However, after 2 months of treatment with KI in the prospective study, a positive correlation was found between 24-h urinary iodine and serum adiponectin. Our observations lead to the hypothesis that iodine may be a factor directly involved in the regulation of oxidative stress and adiponectin levels in human breast milk. Antioxid. Redox Signal. 20, 847–853.

Little information is available as to whether doses of iodide similar to those recommended in clinical practice for the prevention of iodine deficiency in pregnant women affect thyroid function. The aim of the present study was to analyse whether doses of iodide can affect thyroid function in adults, and evaluate its effect on plasma markers of oxidative stress, inflammation and acute-phase proteins. A total of thirty healthy volunteers (ten men and twenty women) with normal thyroid function were randomly assigned to three groups (n10). Each group received a daily dose of 100, 200 or 300 μg of iodide in the form of KI for 6 months. Free tetraiodothyronine (FT4) levels at day 60 of the study were higher in the groups treated with 200 and 300 μg (P = 0·01), and correlated with the increase in urinary iodine (r0·50,P = 0·007). This correlation lost its significance after adjustment for the baseline FT4. The baseline urinary iodine and FT4 correlated positively with the baseline glutathione peroxidase. On day 60, urinary iodine correlated with C-reactive protein (r0·461,P = 0·018), and free triiodothyronine correlated with IL-6 (r− 0·429,P = 0·025). On day 60, the changes produced in urinary iodine correlated significantly with the changes produced in α1-antitrypsin (r0·475,P = 0·014) and ceruloplasmin (r0·599,P = 0·001). The changes in thyroid-stimulating hormone correlated significantly with the changes in α1-antitrypsin (r− 0·521,P = 0·005) and ceruloplasmin (r− 0·459,P = 0·016). In conclusion, the administration of an iodide supplement between 100 and 300 μg/d did not modify thyroid function in a population with adequate iodine intake. The results also showed a slight anti-inflammatory and antioxidative action of iodide.

International audience; ABSTRACT Background: Vitamin D deficiency is common worldwide. No homogenous reference values have yet been established and no studies of values have been done in Spain involving a large number of participants. Objective: To study the population concentrations of vitamin D in a representative sample of the Spanish population. Subjects/Methods: The study involved two cohorts from Spain. The Asturias Study and the Pizarra Study are two prospective, population-based studies with 2260 participants. In 1262 subjects(age:20-83 years) we studied 25-hydroxyvitamin D, intact parathyroid hormone (PTHi), calcium, phosphorus and creatinine. Results: The median population values of 25-hydroxyvitamin D and PTHi were 22.46 ng/mL and 42.29 pg/mL, respectively. The values of 25-hydroxyvitamin D were significantly higher in summer and correlated with age (beta=-0.050.01, p