نتایج جستجو برای: 8121

تعداد نتایج: 58  

2007
Kyoko Kojima Selwyn M. Vickers N. Volkan Adsay Nirag C. Jhala Trenton R. Schoeb William E. Grizzle Christopher A. Klug

Pancreatic ductal adenocarcinoma (PDAC) is one of the most fatal human malignancies, with an overall 5-year survival rate of <5%. Genetic analysis of PDAC patient samples has shown that specific disease-associated mutations are correlated with histologically defined stages of neoplastic progression in the ductal epithelium. Activating mutations in KRAS are almost uniformly present in early-stag...

Journal: :Clinical chemistry 2015
Anette Varbo Jacob J Freiberg Børge G Nordestgaard

BACKGROUND Increased nonfasting remnant cholesterol, like increased LDL cholesterol, is causally associated with increased risk for ischemic heart disease (IHD). We tested the hypothesis that extreme concentrations of nonfasting remnant and LDL cholesterol are equal contributors to the risk of IHD, myocardial infarction (MI), and all-cause mortality. METHODS We compared stepwise increasing co...

Journal: :Journal of the American Medical Informatics Association : JAMIA 2016
Dina Demner-Fushman Marc D. Kohli Marc B. Rosenman Sonya E. Shooshan Laritza Rodriguez Sameer K. Antani George R. Thoma Clement J. McDonald

OBJECTIVE Clinical documents made available for secondary use play an increasingly important role in discovery of clinical knowledge, development of research methods, and education. An important step in facilitating secondary use of clinical document collections is easy access to descriptions and samples that represent the content of the collections. This paper presents an approach to developin...

ژورنال: زیست شناسی دریا 2012
آژیر, محمد تقی, جمالزاده, حمید رضا , ولی نسب, تورج ,

برخی از خصوصیات زیستی ماهی حلواسیاه در دوره زمانی 83-1382 در دریای عمان سواحل سیستان و بلوچستان مورد بررسی قرار گرفت. بر اساس فراوانی مراحل جنسی پیشرفته یک دوره تخم ریزی طولانی برای ماهی حلواسیاه از اسفند تا آذر ماه مشخص شدکه بامقایسه آن به وسیله شاخص گنادی (GSI) دو اوج تخم ریزی شامل اوج قوی درمرداد و اوج ضعیف در اسفند ماه تعیین گردید. براساس میانگین طول بلوغ جنسی (39 سانتی متر= Lm50%) و احتساب...

Journal: :European heart journal 2012
Lieneke Scheven Paul E de Jong Hans L Hillege Hiddo J Lambers Heerspink L Joost van Pelt Jenny E Kootstra Stephan J L Bakker Ron T Gansevoort

AIMS It has been suggested that troponins and natriuretic peptides can be falsely elevated in subjects with impaired kidney function because of decreased renal clearance. The value of these biomarkers in subjects with impaired kidney function has therefore been debated. We tested in a population-based cohort study, first, whether high-sensitive troponin T (hsTnT) and N-terminal pro-B-type natri...

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