نتایج جستجو برای: components of resistance

تعداد نتایج: 21217115  

2016
Joaquín Giner-Lamia Sara B. Pereira Miquel Bovea-Marco Matthias E. Futschik Paula Tamagnini Paulo Oliveira

Metals are essential for all living organisms and required for fundamental biochemical processes. However, when in excess, metals can turn into highly-toxic agents able to disrupt cell membranes, alter enzymatic activities, and damage DNA. Metal concentrations are therefore tightly controlled inside cells, particularly in cyanobacteria. Cyanobacteria are ecologically relevant prokaryotes that p...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - پژوهشکده ادبیات 1393

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...

2017
Samuel Palmer Megan Duster Simone Warrack April Zehm Patricia Filas-Mortensen Christopher Crnich

2173. Suspending Use of Contact Precautions in Patients Colonized with Methicillin-Resistant Staphylococcus aureus in a Level III Neonatal ICU and Its Effects on Rates of Transmission Tiffany Dogan, MPH, CIC; Alexandra Hayward, MPH; Sreelatha Ponnaluri-Wears, MPH, CIC; Elizabeth Lloyd, MD; Amanda Valyko, MPH, CIC and Terri Stillwell, MD; Infection Prevention and Epidemiology, Michigan Medicine,...

A. Bahrami H. Sabet K. Amini,

Mo40 low-alloy steels are mostly used to produce industrial components such as crane wheels which are exposed to abrasive wear. However, during working conditions, their wear resistance is reduced after a while due to its low hardness. With increasing abrasive wear, the dimensions of components decrease and they need to be repaired for surface modification. In this regard, hard overlay coatings...

Journal: :Journal of the Experimental Analysis of Behavior 2000

Journal: :international journal of reproductive biomedicine 0
shokoufeh bonakdaran zahra mazloom khorasani behrooz davachi javad mazloom khorasani

background: polycystic ovary syndrome (pcos) is the most common endocrine disorder in females of reproductive age. insulin resistance is a frequent metabolic disturbance in pcos. vitamin d deficiency is a common problem. accumulating evidence suggests that vitamin d has a role on insulin sensitivity so may contribute to reduction of hyperandrogenemia. objective: the aim was to determine the eff...

2014
Adam L. Heuberger Faith M. Robison Sarah Marie A. Lyons Corey D. Broeckling Jessica E. Prenni

Metabolic processes in plants are key components of physiological and biochemical disease resistance. Metabolomics, the analysis of a broad range of small molecule compounds in a biological system, has been used to provide a systems-wide overview of plant metabolism associated with defense responses. Plant immunity has been examined using multiple metabolomics workflows that vary in methods of ...

حسینی شیرازی, فرشاد, سعیدی ساروی, سهیل, شکر زاده, محمد,

Introduction: Cell culture is a process in which the cells ware isolated from original tissue, dispersed in liquid media and then placed in culture plate where the cells adhere together and propagate. Today, this method is used for assessment of cell toxicity, its mechanisms and effect of different compounds on intracellular components. Methods: Clonogenic assay was used for assessment of cel...

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