نتایج جستجو برای: a sample 40

تعداد نتایج: 13517553  

Journal: :Nuclear Data Sheets 2017

Journal: :Análisis Filosófico 2020

Journal: :Actas Dermo-Sifiliográficas (English Edition) 2017

Background: Given high rates of positive Cutibacterium acnes (C. acnes) cultures in cases of both primary and revisionshoulder surgery, the ramifications of positive C. acnes cultures remain uncertain. Next generation sequencing (NGS)is a molecular tool that sequences the whole bacterial genome and is capable of identifying pathogens and the relativepercent abundance in which ...

2014
Meredith S. Curren Karelyn Davis Jay Van Oostdam

Human biomonitoring studies in the Canadian Arctic have measured a wide range of metals and persistent organic pollutants in Aboriginal and non-Aboriginal mothers during two time periods in the Northwest Territories and Nunavut. This analysis provides preliminary estimates on sample sizes and sampling frequencies required to measure significant changes in maternal blood concentrations for PCB 1...

S. A. Hashemizadeh

In this paper, the morphology, roughness and nano structural properties of SiO2/Poly Vinyl Pyrrolidone  synthesized with sol gel method,  characterized by using scanning electron microscopy, atomic force microscopy and GPS132A techniques.The main material taken from oxide silicon with weight percentage of 20, 40, 60, 80 and from poly vinyl pyrrolidone with percentages of 80, 60, 40, 20 is synth...

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