نتایج جستجو برای: combination sample
تعداد نتایج: 771841 فیلتر نتایج به سال:
Before substantial public health benefits associated with use of combination vaccines can be realized, a variety of challenges must be addressed. In February 2000, the National Vaccine Program Office convened the International Symposium on Combination Vaccines to explore solutions for barriers to development, licensure, and use of safe and effective combination vaccines. The symposium focused o...
یادگیری مشارکتی دارای مزایای فراوانی می باشد. اهداف اصلی این تحقیق عبارتند از: 1- تاثیر یادگیری مشارکتی بر دستاورد واژگان تخصصی دانشجویان، 2- تاثیر یادگیری مشارکتی بر نگرش دانشجویان و 3- تاثیر مدرسین متفاوت بر دستاورد دانشجویان در کلاسهای سنتی و مشارکتی. از بین 78 دانشجوی سال دوم داروسازی 60 نفر بطور تصادفی انتخاب و به دو کلاس مساوی تقسیم شدند. جهت کنترل تاثیر شخصیت مدرسین بر دستاورد دانشجویان ...
BACKGROUND Leucine-rich alpha-2-glycoprotein (LRG1) was found to be differentially expressed in sera from patients with Epithelial Ovarian Cancer (EOC). The aim of this study is to investigate the performance of LRG1 for detection of EOC, including early stage EOC, and to evaluate if LRG1 can complement CA125 in order to improve EOC detection using two independent blinded sample sets. METHODS...
Recent advances in sequencing technologies have revolutionized genetic studies. Although high-coverage sequencing can uncover most variants present in the sequenced sample, low-coverage sequencing is appealing for its cost effectiveness. Here, we present AbCD (arbitrary coverage design) to aid the design of sequencing-based studies. AbCD is a user-friendly interface providing pre-estimated effe...
Solvent extraction remains one of the fundamental sample preparation techniques in the analysis of environmental solid samples, but organic solvents are toxic and environmentally harmful, therefore one of the possible greening directions is its miniaturization. The present review covers the relevant research from the field of application of microextraction to the sample preparation of environme...
The combination of inductively coupled plasma atomic emission spectrometry and high resolution inductively coupled plasma mass spectrometry for the determination of 70 elements in coal were studied. Four microwave-assisted digestion procedures with different dissolution mixtures (nitric and hydrofluoric acids, aqua regia and hydrogen peroxide), lithium metaborate fusion with and without previou...
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