نتایج جستجو برای: 21 67 33
تعداد نتایج: 414988 فیلتر نتایج به سال:
The objective of this study was to evaluate the effect of diets containing different amounts of wheat, as a partial or whole substitute for corn, on digestibility, digestive enzyme activities, serum metabolite contents and ruminal fermentation in beef cattle. Four Limousin×LuXi crossbred cattle with a body weight (400±10 kg), fitted with permanent ruminal, proximal duodenal and terminal ileal c...
یکی از راهکارهای مقابله با مسائل و مشکلات مدیریت منابع آب و عدم توزیع زمانی و مکانی متناسب آن، بهره برداری بهینه از مخازن است. در این پژوهش به منظور بهره برداری بهینه از سیستم دو مخزنه سدهای گلستان و وشمگیر واقع در حوضه آبریز گرگان رود، در یک دوره پنج ساله (از سال آبی 87-86 تا 91-90)، یک مدل کامپیوتری بر مبنای الگوریتم چرخه آب (wca) در محیط نرم افزاری matlab توسعه داده شده است. ابتدا درستی عملک...
Pulmonary nocardiosis is a well-described infection in immunocompromised patients; however, it is less well documented in patients with AIDS. The pulmonary manifestation in 21 HIV-positive patients who developed pulmonary infection with Nocardia asteroides is described. The radiographic picture included lobar or multilobar consolidation (52 percent [11/21]), solitary masses (24 percent [5/21]),...
OBJECTIVES To ascertain how UK accident and emergency (A&E) departments access the child protection register, their levels of satisfaction with that access and their criteria for checking the register. METHODS A postal questionnaire was sent to 254 "major" A&E departments listed in the 1996 British Association for Accident and Emergency Medicine directory. RESULTS 190 questionnaires were re...
BACKGROUND KRAS mutations represent key alterations in colorectal cancer development and lead to constitutive EGFR signaling. Since EGFR inhibition represents a therapeutic strategy in advanced colorectal cancer, KRAS mutation analysis has quickly been introduced as a treatment-predictive test. METHODS We used a real-time PCR based method to determine KRAS mutations in 136 colorectal cancers ...
........................................................................................................................................8 REVIEW OF THE LITERATURE....................................................................................................11 Pertinent knee anatomy and biomechanics ........................................................................................11 B...
The aim of the study was to investigate whether acamprosate, an agent attenuating relapse in human alcoholics, might modulate antioxidant status in rats chronically administered ethanol. Male Wistar rats were presented with a free choice paradigm between tap water and ethanol solution for three month to distinguish two groups of animals, preferring (PRF) and non-preferring (NPF) ethanol. Then, ...
............................................................................................................................................... 9 Svensk sammfattning................................................................................................................... 11 List of publications................................................................................................
BACKGROUND Millions of people in Bangladesh are at risk of chronic arsenic toxicity from drinking contaminated groundwater, but little is known about diet as an additional source of As exposure. METHODS We employed a duplicate diet survey to quantify daily As intake in 47 women residing in Pabna, Bangladesh. All samples were analyzed for total As, and a subset of 35 samples were measured for ...
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