7 results on '"Chandra, P."'
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2. Asia and Europe are Different?: Credit Reponse to Global Bank Deleveraging.
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Aiyar, Shekhar and Jain-Chandra, Sonali
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CREDIT ,BANKING industry ,FINANCIAL leverage ,GLOBAL Financial Crisis, 2008-2009 - Abstract
During the global financial crisis, European banks sharply contracted foreign claims on recipient economies. This paper examines the impact of that deleveraging on credit supply in recipient economies, with a particular focus on Asia. Identification is achieved by exploiting heterogeneity in the ex-ante patterns of funding reliance on different European banking systems, and in variation in the ratio of local claims in local currency to total foreign claims in recipient economies. These sources of variation are used to create instruments for the deleveraging shock. We find that the contraction of foreign claims in European bank was associated with a substantial reduction in domestic credit supply in a broad sample of countries. However, the credit supply response in Asia was only about half the size of the response in non-Asian countries, possibly due to stronger policy response and healthier local bank balance sheets in the Asian countries at the outset of the crisis.JEL Classifications: G01, G2, E3, E5 [ABSTRACT FROM AUTHOR]
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- 2013
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3. Impact of COVID-19 induced lockdown on land surface temperature, aerosol, and urban heat in Europe and North America.
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Parida, Bikash Ranjan, Bar, Somnath, Kaskaoutis, Dimitris, Pandey, Arvind Chandra, Polade, Suraj D., and Goswami, Santonu
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LAND surface temperature ,CARBONACEOUS aerosols ,COVID-19 ,STAY-at-home orders ,ATMOSPHERIC water vapor ,EMISSIONS (Air pollution) ,ATMOSPHERIC carbon dioxide - Abstract
• Imposition of lockdown has reduced aerosols and land surface temperature by 1–2 °C over Europe and North America. • Reduced LST during the lockdown was corroborated with the negative anomaly of air temperature at selected ground stations. • A large drop in LST was found in urban areas (by ∼1–2 °C) compared to rural landscapes. • The lockdown has temporary implications in minimizing the UHI effect over selected cities. The outbreak of SARS CoV-2 (COVID-19) has posed a serious threat to human beings, society, and economic activities all over the world. Worldwide rigorous containment measures for limiting the spread of the virus have several beneficial environmental implications due to decreased anthropogenic emissions and air pollutants, which provide a unique opportunity to understand and quantify the human impact on atmospheric environment. In the present study, the associated changes in Land Surface Temperature (LST), aerosol, and atmospheric water vapor content were investigated over highly COVID-19 impacted areas, namely, Europe and North America. The key findings revealed a large-scale negative standardized LST anomaly during nighttime across Europe (–0.11 °C to –2.6 °C), USA (–0.70 °C) and Canada (–0.27 °C) in March–May of the pandemic year 2020 compared to the mean of 2015–2019, which can be partly ascribed to the lockdown effect. The reduced LST was corroborated with the negative anomaly of air temperature measured at meteorological stations (i.e. –0.46 °C to –0.96 °C). A larger decrease in nighttime LST was also seen in urban areas (by ∼1–2 °C) compared to rural landscapes, which suggests a weakness of the urban heat island effect during the lockdown period due to large decrease in absorbing aerosols and air pollutants. On the contrary, daytime LST increased over most parts of Europe due to less attenuation of solar radiation by atmospheric aerosols. Synoptic meteorological variability and several surface-related factors may mask these changes and significantly affect the variations in LST, aerosols and water vapor content. The changes in LST may be a temporary phenomenon during the lockdown but provides an excellent opportunity to investigate the effects of various forcing controlling factors in urban microclimate and a strong evidence base for potential environmental benefits through urban planning and policy implementation. [ABSTRACT FROM AUTHOR]
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- 2021
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4. FDA and EMA Approvals of New Breast Cancer Drugs—A Comparative Regulatory Analysis.
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Leo, Chandra P., Hentschel, Bettina, Szucs, Thomas D., and Leo, Cornelia
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BREAST tumors , *COMPARATIVE studies , *DRUG approval , *SECONDARY analysis - Abstract
Breast cancer is the most common cancer in women worldwide and the solid tumor type for which the highest number of drugs have been approved to date. This study examines new drug approvals for breast cancer by the United States Food and Drug Administration (FDA) and the European Medicines Agency (EMA), based on an analysis of regulatory documents from both agencies for the period from 1995 to 2018. Of the 29 breast cancer drugs approved over this time span, 17 received positive decisions from both the FDA and EMA, including all drugs licensed after 2008. Nineteen of the 25 FDA-approved drugs, but none of the EMA approvals, benefited from special regulatory pathways (such as fast track, breakthrough therapy, or priority review). In the U.S.A., four accelerated approvals were granted (of which one, for bevacizumab, was later revoked), while only two drugs received provisional approvals following EMA review. New breast cancer drugs were approved approximately twelve months earlier in the United States than in Europe. These results suggest that a broader use of special regulatory pathways by EMA could help to accelerate access to novel drugs for European breast cancer patients. [ABSTRACT FROM AUTHOR]
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- 2020
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5. Acute and 30-Day Safety and Effectiveness Evaluation of Eximo Medical's B-Laser™, a Novel Atherectomy Device, in Subjects Affected With Infrainguinal Peripheral Arterial Disease: Results of the EX-PAD-03 Trial.
- Author
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Shammas NW, Chandra P, Brodmann M, Weinstock B, Sedillo G, Cawich I, Micari A, Lee A, Metzger C, Palena LM, and Rundback J
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- Aged, Aged, 80 and over, Amputation, Surgical, Atherectomy adverse effects, Atherectomy mortality, Constriction, Pathologic, Europe, Female, Humans, Lasers, Solid-State adverse effects, Limb Salvage, Male, Middle Aged, Peripheral Arterial Disease diagnostic imaging, Peripheral Arterial Disease mortality, Peripheral Arterial Disease physiopathology, Progression-Free Survival, Prospective Studies, Recurrence, Risk Assessment, Risk Factors, Time Factors, United States, Vascular Calcification diagnostic imaging, Vascular Calcification mortality, Vascular Calcification physiopathology, Vascular Patency, Atherectomy instrumentation, Lasers, Solid-State therapeutic use, Peripheral Arterial Disease therapy, Vascular Calcification therapy
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Background: B-Laser™ is a novel atherectomy device that uses a solid-state third harmonic pulsed Nd:YAG laser with an output of 355 nm. Early data showed that the B-Laser™ is safe in treating a broad range of infrainguinal arterial lesions. We present the results of the EX-PAD-03 U.S. pivotal trial of the EXIMO B-Laser™., Methods: EX-PAD-03 is a prospective, single-arm, multi-center, international, open-label, clinical study. The study enrolled patients in the United States and Europe. The primary efficacy endpoint was the average reduction in residual diameter stenosis of >20% from baseline prior to any adjunctive therapy achieved by the B-Laser™ catheter alone. The primary safety endpoint was freedom from major adverse events (MAEs) defined as: unplanned target limb amputation above the ankle, clinically driven target lesion revascularization (CD-TLR) and cardiovascular related death., Results: A total of 97 subjects (107 lesions) were enrolled. Mean age was 70.5 years and 51% were males. Diabetes mellitus was present in 42.3%. Mean lesion length was 53.96 ± 43.18 mm and 26.2% had severe calcification. Lesions were de novo (79.4%), followed by in-stent restenosis (ISR) (15.9%) and non in-stent restenosis (4.7%). The mean percent stenosis at the target lesion as assessed by the Core lab was 85.7% ± 12.2 (femoro-popliteal 85.6 ± 12.8%; tibials 86.0 ± 9.6%). Post B-Laser™ and prior to adjunctive therapy, the mean percent stenosis at the target lesion was 52.1%. This resulted in a mean reduction from baseline to post B-Laser™ of 33.6% ± 14.2% meeting the primary efficacy endpoint goal. The freedom from MAE through the 30-day follow-up period after intervention was 98.9%. Per Core lab, there was no device-related distal embolization, dissections that required additional therapy, perforation, or pseudoaneurysm. Bailout stenting was 0.9%. A significant improvement from baseline in ABI (0.24 ± 0.18), Rutherford category (-1.79 ± 1.22) and WIQ (0.26 ± 0.28) were noted at 1 month. There was no target lesion revascularization and the patency was 96.8% by duplex ultrasound criteria at 30-day follow up., Conclusion: The Eximo B-Laser™ is effective and safe in ablating atherosclerotic and restenotic tissue for both above and below the knee obstructive arterial disease. The device has a high safety profile including a low risk of distal embolization., (Copyright © 2018 Elsevier Inc. All rights reserved.)
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- 2020
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6. Novel laser-based catheter for peripheral atherectomy: 6-month results from the Eximo Medical B-Laser™ IDE study.
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Rundback J, Chandra P, Brodmann M, Weinstock B, Sedillo G, Cawich I, Micari A, Lee A, Metzger C, Palena LM, and Shammas NW
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- Aged, Aged, 80 and over, Atherectomy adverse effects, Europe, Female, Humans, Laser Therapy adverse effects, Lasers, Solid-State adverse effects, Male, Middle Aged, Peripheral Arterial Disease diagnostic imaging, Peripheral Arterial Disease physiopathology, Prospective Studies, Time Factors, Treatment Outcome, United States, Vascular Patency, Atherectomy instrumentation, Laser Therapy instrumentation, Lasers, Solid-State therapeutic use, Peripheral Arterial Disease therapy
- Abstract
Background: The B-Laser™ atherectomy system (Eximo Medical, Israel) is a 355 nm solid-state Nd:YAG short pulse laser for de-novo and restenotic infrainguinal PAD with enhanced affinity for atheroma and calcified plaque., Methods: The study was a prospective, single-arm, multi-center, international, open-label study assessing the B-Laser™ in symptomatic (Rutherford 2 to 4) infrainguinal peripheral artery disease. Primary core lab efficacy was mean reduction in diameter stenosis >20% by the B-Laser™ catheter alone. Cardiovascular death, major amputation, target lesion revascularization, WIQ, ABI and Rutherford class were obtained at baseline and out to 6 months. Duplex ultrasound patency (PSVR <2.5), was evaluated by Core Lab., Results: 97 (77 in USA) PAD subjects (51 male, mean 70.5 years [range 46-86]) with 107 lesions were treated with B-Laser™ (average length 5.4 cm [range 1-24], 29.0% infrapopliteal. 77.6% calcification [26.2% severe], 21.5% chronic total occlusions, 20.6% re-stenotic). Average reduction in residual stenosis post B-Laser™ alone was 33.6 ± 14.2%. Baseline and final stenosis (post laser and adjunctive therapy) were 85.7 ± 12.2% and 17.7 ± 11.0%, respectively. Duplex patency was 96.8% at 30-days and 85.6% at 6 months (95.7% 6-month patency with severe calcification), and did not differ between POBA vs. DCB sub-groups. ABI, Rutherford category and WIQ all improved. There was one MAE and three TLRs out of 101 lesions. No procedural distal embolization was noted and there were no major device-related dissections., Conclusions: Experience with the B-Laser™ atherectomy system in infrainguinal PAD procedures demonstrates a high level of safety and efficacy for denovo and restenotic infrainguinal arterial lesions., (© 2019 Wiley Periodicals, Inc.)
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- 2019
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7. Quality of life in patients with advanced non-small-cell lung cancer given maintenance treatment with pemetrexed versus placebo (H3E-MC-JMEN): results from a randomised, double-blind, phase 3 study.
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Belani CP, Brodowicz T, Ciuleanu TE, Krzakowski M, Yang SH, Franke F, Cucevic B, Madhavan J, Santoro A, Ramlau R, Liepa AM, Visseren-Grul C, Peterson P, John WJ, and Zielinski CC
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- Aged, Analysis of Variance, Antimetabolites, Antineoplastic adverse effects, Appetite drug effects, Asia, Brazil, Carcinoma, Non-Small-Cell Lung complications, Carcinoma, Non-Small-Cell Lung mortality, Carcinoma, Non-Small-Cell Lung pathology, Carcinoma, Non-Small-Cell Lung psychology, Disease-Free Survival, Double-Blind Method, Europe, Female, Glutamates adverse effects, Guanine adverse effects, Guanine therapeutic use, Hemoptysis etiology, Hemoptysis prevention & control, Humans, Kaplan-Meier Estimate, Lung Neoplasms complications, Lung Neoplasms mortality, Lung Neoplasms pathology, Lung Neoplasms psychology, Male, Middle Aged, Pain etiology, Pain prevention & control, Pemetrexed, Proportional Hazards Models, Time Factors, Treatment Outcome, United States, Antimetabolites, Antineoplastic therapeutic use, Antineoplastic Combined Chemotherapy Protocols therapeutic use, Carcinoma, Non-Small-Cell Lung drug therapy, Glutamates therapeutic use, Guanine analogs & derivatives, Lung Neoplasms drug therapy, Quality of Life
- Abstract
Background: Pemetrexed maintenance therapy significantly improved overall survival and progression-free survival compared with placebo, and had a good safety profile in a phase 3 placebo-controlled study in patients with advanced non-small-cell lung cancer (NSCLC). Results for quality of life, symptom palliation, and tolerability are presented here., Methods: After four cycles of platinum-based induction therapy, 663 patients with stage IIIB or stage IV NSCLC and Eastern Cooperative Oncology Group performance status of 0 or 1 were randomly assigned (in a 2:1 ratio) from March 15, 2005, to July 20, 2007, using the Pocock and Simon minimisation method to receive pemetrexed (500 mg/m(2) every 21 days; n=441) or placebo (n=222) plus best supportive care until disease progression. The primary efficacy data have been reported previously. Patients completed the Lung Cancer Symptom Scale (LCSS) at baseline, after each cycle, and post-discontinuation. Worsening of symptoms was defined as an increase of 15 mm or more from baseline on a 100 mm scale for each LCSS item. The primary outcome for these quality-of-life analyses was time to worsening of symptoms, analysed for all randomised patients. This study is registered with ClinicalTrials.gov, number NCT00102804., Findings: Baseline characteristics, including LCSS scores, were well balanced between groups. Baseline LCSS scores were low, indicating low symptom burden for patients without disease progression after completion of first-line treatment. Longer time to worsening was recorded for pain (hazard ratio [HR] 0·76, 95% CI 0·59-0·99; p=0·041) and haemoptysis (HR 0·58, 95% CI 0·34-0·97; p=0·038) with pemetrexed than with placebo; no other significant differences in analyses of time to worsening were noted. Additional longitudinal analyses showed a greater increase in loss of appetite in the pemetrexed group than in the placebo group (4·3 mm vs 0·2 mm; p=0·028). Rates of resource use were statistically higher for pemetrexed than for placebo: admissions to hospital for drug-related adverse events (19 [4%] vs none; p=0·001), transfusions (42 [10%] vs seven [3%]; p=0·003), and erythropoiesis-stimulating agents (26 [6%] vs four [2%]; p=0·017)., Interpretation: Quality of life during maintenance therapy with pemetrexed is similar to placebo, except for a small increase in loss of appetite, and significantly delayed worsening of pain and haemoptysis. In view of the improvements in overall and progression-free survival noted with pemetrexed maintenance therapy, such treatment is an option for patients with advanced non-squamous NSCLC who have not progressed after platinum-based induction therapy., Funding: Eli Lilly., (Copyright © 2012 Elsevier Ltd. All rights reserved.)
- Published
- 2012
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