نتایج جستجو برای: mechanisms of resistance

تعداد نتایج: 21232401  

Journal: :journal of lasers in medical sciences 0
maryam karandish orthodontic department, school of dentistry, shiraz university of medical sciences, shiraz, iran

used in conjunction with or as a replacement for traditional methods, it is expected that specific laser technologies will become an essential component of contemporary dental practice over the next decade. the current review is designed to focus on the acid resistance of laser application and tries to introduce laser settings capable to achieve this feature for clinical application. applicatio...

Journal: :دانش گیاه پزشکی ایران 0
ابوالفضل ناظمی دانش آموختۀ کارشناسی ارشد حشره شناسی، گروه گیاه پزشکی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان جهانگیر خواجه علی استادیارگروه گیاه پزشکی، دانشکدۀ کشاورزی، دانشگاه صنعتی اصفهان

onion thrips, thrips tabaci, is the most important pest of onion in isfahan. onion growers often rely on the pesticide spraying. imidacloprid is frequently used against this pest. to investigate the thrips resistance to this insecticide, 10 onion-growing regions of isfahan were selected. after their laboratory rearing, certain concentrations of imidacloprid were applied to these populations, us...

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...

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

in this project, some new polyaspartimides, (pas)s, have been synthesized form michael addition reaction between new synthetic bismaleimide (bmi) and some aromatic diamines. a characteristic property of this polyaspartimides is a pendent carboxylic group, which introduced to these polymers from new bismaleimide. bismaleimides (bmi) is one of the interesting compounds, which can be self-polymeri...

Irannejad, Hamid, Valipour, Mehdi,

Epilepsy is a neurological condition characterized by recurrent seizures influencing about 1% of the worldwide population. Despite much progress in understanding the pathogenesis of epilepsy, the molecular basis of human epilepsy still remains unclear. Common approaches for pharmacotherapy of epilepsy are still directed towards controlling the symptoms and suppression of seizures. Clinical use ...

Skeletal muscle may develop adaptive chaperone and enhancementdefense system through daily exercisestimulation. The present study investigated resistance and exhaustion training alters the expression of chaperoneproteins. These proteins function to maintain homeostasis, facilitate repair from injury and provide protection. Exercise-induced production of HSPs in skeletal muscle and peripheral le...

Skeletal muscle may develop adaptive chaperone and enhancementdefense system through daily exercisestimulation. The present study investigated resistance and exhaustion training alters the expression of chaperoneproteins. These proteins function to maintain homeostasis, facilitate repair from injury and provide protection. Exercise-induced production of HSPs in skeletal muscle and peripheral le...

Journal: :Molecular plant-microbe interactions : MPMI 2007
Colleen Knoth Jon Ringler Jeffery L Dangl Thomas Eulgem

AtWRKY70, encoding a WRKY transcription factor, is co-expressed with a set of Arabidopsis genes that share a pattern of RPP4- and RPP7-dependent late upregulation in response to Hyaloperonospora parasitica infection (LURP) genes. We show that AtWRKY70 is required for both full RPP4-mediated resistance and basal defense against H. parasitica. These two defense pathways are related to each other,...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه علوم کشاورزی و منابع طبیعی گرگان - دانشکده منابع طبیعی گرگان 1391

چکیده: در این تحقیق تأثیر ملاس که یکی از محصولات جانبی صنایع قند می باشد به عنوان یک افزودنی مقاومت خشک جدید در بهبود پالایش پذیری و ویژگی های فیزیکی و مکانیکی مقوای کنگره ای کهنه (occ) مورد بررسی قرار گرفته شد. بدین منظور پنج سطح ملاس( 0،5، 10، 15 و 18%) و سه سطح درجه روانی(420،400و320 میلی لیتر)به عنوان فاکتورهای متغیر در نظر گرفته شد و برای هر تیمار کاغذهای دست ساز با مساحت 2cm200 و وزن پای...

Colistin relates to the polymyxin group of antibiotics. This antibiotic is still used to destroy gram-negative bacteria as a last resort. However, resistance to this antibiotic has been reported and is appearing day by day. Not much information is available on the exact mechanisms of resistance to this antibiotic. Also, not enough information about pharmacokinetics and pharmacodynamics is avail...

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