نتایج جستجو برای: resistance and minoritization

تعداد نتایج: 16894917  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده علوم 1390

در تحقیق حاضر، مطالعه کاملی از آبکاری پالسی آلیاژ طلا ـ کبالت بر روی سوبسترای پوشیده شده با نیکل انجام شد. پارامترهای معین شده در این آبکاری پالسی گالوانو استاتیک شامل ؛ ارتفاع پالس (چگالی جریان)، زمان خاموشی پالس، زمان روشن بودن پالس و دمای حمام بودند که به منظور بدست آوردن یک لایه نانو ساختار مناسب با روش «یک عامل در زمان» بهینه سازی شدند. تاثیر متغیرهای پالسی برروی مورفولوژی، ریزساختار، ترکی...

Journal: :jundishapur journal of microbiology 0
nima mirzaei department of microbiology, science and research branch, islamic azad university, tehran, ir iran; department of microbiology, science and research branch, islamic azad university, tehran, ir iran. tel: +98-2188984446, fax: +98-2188957409 hilda rastegari department of microbiology, jahrom branch, islamic azad university, jahrom, ir iran mehdi kargar department of microbiology, jahrom branch, islamic azad university, jahrom, ir iran

background mercury is one of the most toxic heavy metals. even a small amount of it is toxic for all living organisms. some of bacteria have developed special resistance mechanisms against mercury, in addition to resistant to different antibiotics. these bacteria usually acquire hg and antibiotic resistance genes via horizontal gene transfer in their habitat. objectives the aim of this study wa...

Journal: :پژوهش های تولید گیاهی 0

puccinia recondite (leaf rust) is an endemic disease in iran; this disease can affect the productivity and quality of wheat, that occurring in all wheat growing regions. genetic resistance to leaf rust of wheat is the most important strategy to control the diseases and 51 leaf rust resistance genes (lr gene) are reported in wheat to provide resistance to leaf rust. this study aims to identify p...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه اصفهان - دانشکده علوم 1389

this research concentrates on the lithostratigraphy, biostratigraphy, microfacies and sedimentary environment of the asmari and gachsaran formations at southwest firuzabad. the thickness of the studied section in all 608.95 meters that 220.8 meters belong to the asmari formation and 387.95 meters belong to the gachsaran formation (champe and mol members). in the study area, the asmari formation...

Journal: :علوم زیستی ورزشی 0
عباس صارمی استادیار گروه تربیت بدنی و علوم ورزشی دانشگاه اراک محمدرضا قرائتی دانشجوی دکتری بیوشیمی دانشگاه تربیت مدرس

the aim of this study was to determine the effect of resistance training for 10 weeks on muscle strength, lean body mass, serum myostatin, and insulin resistance in obese-overweight men. seventeen obsess-overweight men(age:=43.1±4.7 yr, body mass index = 29.1±2.17 kg/m2) participated in the study the subjects were randomly assigned to resistance training (n=9) and control (n=8) groups. resistan...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده ادبیات و علوم انسانی 1390

abstract birbery and corruption and other criminal and as such is one of social phenomena , and i can firmly say that society is protected and safe from harm , this is criminal . eache community is familiar with these crimes and the crime associated ( direct or indirect ) with the political economic , social , and cultural beliefs and religious issues , especially with the community . admitted...

ژورنال: یافته 2019

Background: Nosocomial infections are the most important challenge in the health system, due to the mortality and economic costs. The aim of this study was to evaluate the epidemiology of nosocomial infections and determine antibiotic resistance patterns. Materials and Methods: This retrospective descriptive study was carried out on the medical records of 738 patients hospitalized in Poursina ...

Journal: :iranian journal of public health 0
yu-feng wen school of public health, wan nan medical college, wuhu, china. chao jiang school of public health, wan nan medical college, wuhu, china. xian-feng cheng school of public health, wan nan medical college, wuhu, china. zhi-ping zhang centre for disease prevention and control of anqing city, anqing, china. bai-feng chen school of public health, wan nan medical college, wuhu, china. yu zhu school of public health, wan nan medical college, wuhu, china.

the miru-vntr polymorphism and katg463 mutation are used to genotype the mycobacterium tuberculosis, but the correlation between them and inh-resistance were unknown. this study was aimed to explore whether etre polymorphism and katg463 mutation could predict the inh-resistance, and the relationship between etre polymorphism and katg463 mutation.the etre, katg463 mutation and drug resistance in...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علامه طباطبایی 1388

this dissertation has six chapter and tree appendices. chapter 1 introduces the thesis proposal including description of problem, key questions, hypothesis, backgrounds and review of literature, research objectives, methodology and theoretical concepts (key terms) taken the literature and facilitate an understanding of national security, national interest and turkish- israeli relations concepts...

Journal: :علوم گیاهان زراعی ایران 0
محسن نیازیان دانشجوی سابق کارشناسی ارشد پردیس ابوریحان، دانشگاه تهران رضا امیری دانشیار پردیس ابوریحان، دانشگاه تهران اباذر رجبی محقق مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند کرج محمدرضا اوراضی زاده محقق مؤسسه تحقیقات اصلاح و تهیه بذر چغندرقند کرج حمید شریفی محقق مرکز تحقیقات کشاورزی صفی آباد دزفول

to evaluate general and specific combining ability for resistance to bolting and cercospora leaf spot, 36 hybrids derived from crosses between 9 sugar beet lines along with four checks were planted in safiabad agricultural research center (dezful) in 2008-2009. the experimental design was a triple lattice design with three replications. analysis of variance showed significant differences among ...

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