نتایج جستجو برای: e coli rosettade3

تعداد نتایج: 1122850  

Journal: :jundishapur journal of microbiology 0
elnaz harifi mood student research committee (src), mashhad university of medical sciences, mashhad, ir iran; antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran zahra meshkat antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran nafiseh izadi student research committee (src), mashhad university of medical sciences, mashhad, ir iran; antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran maryam rezaei department of microbiology and immunology, faculty of medicine, kashan university of medical sciences, kashan, ir iran saeid amel jamehdar antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran mahboubeh naderi nasab antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran; antimicrobial resistance research center, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9151164627, fax: +98-5117636185

conclusions the high prevalence of quinolone resistance genes, which indicates antibiotic resistance, in the imam reza hospital of mashhad is a major concern. hence, the antibiotics prescription policy should be revised, and infection control measures should be improved. results eighty-six (43%) isolates were ciprofloxacin-resistant. the pct identified 85 (42.5%) of 200 e. coli isolates as esbl...

Journal: Nanomedicine Journal 2018

Objective(s): Antibacterial materials are so significant in the textile industry, water disinfection, medicine, and food packaging. Unfortunately, organic compounds for sterilization show toxicity to the human body; therefore, the interest in inorganic disinfectants such as metal oxide nanoparticles (NPs) is increasing. Materials and Methods: Nickel and nickel hydroxide nanoparticles (NiNPs ...

Background and purpose: Different genera of enterobacteriaceae have important roles in gastrointestinal diseases such as diarrhea. Among these, Enterotoxigenic E. coli (ETEC), enterohemorrhagic E. coli (EHEC), and Shigella are three main bacteria which are transmitted via contaminated food and water. Vaccination is a good strategy to combat these pathogens. In the present study, a chimeric anti...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه سمنان - دانشکده علوم پایه 1390

در این پروژه کمپلکس های جدید روتنیوم [ru(ttp)(l1)cl]pf6 و [ru(ttp)(l2)cl]pf6 با لیگاندها‏ی اورتو- بنزوکینون‏دی‏ایمین (l1) و 4و5- دی‏متیل- اورتو- بنزوکینون‏دی‏ایمین (l2) سنتز و با طیف‏ سنجی‏های الکترونی (uv-vis)، ft- ir و 1hnmr شناسایی شدند. رفتار شیمیایی کمپلکس‏های سنتزی نیز با دستگاه ولتامتری چرخه‏ای دنبال شد. نتایج نشان داد که لیگاندهای (l1) و (l2) به فرم بنزوکینون‏دی‏ایمین، به فلز مرکزی روتن...

Journal: :تحقیقات دامپزشکی 0
مریم شفیعی گروه علوم طیور، دانشکده کشاورزی دانشگاه تربیت مدرس، تهران– ایران شعبان رحیمی گروه علوم طیور، دانشکده کشاورزی دانشگاه تربیت مدرس، تهران– ایران محمد امیر کریمی ترشیزی گروه علوم طیور، دانشکده کشاورزی دانشگاه تربیت مدرس، تهران– ایران تقی زهرایی صالحی گروه میکروبیولوژی،د انشکده دامپزشکی دانشگاه تهران، تهران–ایران

background: colibacillosis in poultry, reduces growth and performance, increases mortality and causes economic losses. objectives: an experiment was conducted to study the effect of egg yolk powder and antibody (igy) on intestinal morphology and reduction of bacterial colonization in broilers infected with e. coli. methods: ten laying hens were immunized with e. coli o2: k1. the eggs were colle...

Journal: :jundishapur journal of microbiology 0
fatemeh farshadpour health research institute, infectious and tropical disease research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran reza taherkhani health research institute, infectious and tropical disease research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran manoochehr makvandi health research institute, infectious and tropical disease research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; health research institute, infectious and tropical disease research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran. tel: +98-9166181683, fax: +98-6113738313 hamid rajabi memari department of agronomy and plant breeding, faculty of agriculture, ahvaz shahid chamran university, ahvaz, ir iran ali reza samarbafzadeh health research institute, infectious and tropical disease research center, ahvaz jundishapur university of medical sciences, ahvaz, ir iran; department of medical virology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, ir iran

conclusions in this study, the optimized truncated orf2 protein was expressed in e. coli successfully and the highly purified protein was obtained, which can be a potential vaccine candidate and as an antigen in elisa to diagnose hev infections. results the subcloning was confirmed by pcr, restriction enzyme digestion, and dna sequencing of recombinant plasmid pet30a-orf2.2. the results obtaine...

Journal: :international journal of advanced biological and biomedical research 0
morad soleimani sarghashk department of plant breeding and biotechnology, collage of agriculture, university of zabol, zabol, iran musa khammari department of plant breeding and biotechnology, collage of agriculture, university of zabol, zabol, iran davood khammari department of plant breeding and biotechnology, collage of agriculture, university of zabol, zabol, iran saphora bazi department of biology, faculty of science, payame noor university, zabol, iran

the aim of this study was to evaluate the effect of walnut tree root (juglandaceae) on escherichia coli is resistant to various antibiotics. walnut tree root extract was obtained using a rotary device. 20 cases of e. coli was obtained from urinary tract infections zabul hospital and mic and mbc were determined using dilution in the wells. the results of the study showed that the concentrations ...

ژورنال: :علوم و صنایع غذایی ایران 0

کاهش بار میکروبی، یکی از روش ها نگهداری مواد غذایی است که امروزه با افزودن مواد نگهدارنده قابل انجام است. جهت کاربردی کردن مصرف اسانس های گیاهی به عنوان نگهدارنده در مواد غذایی و مطالعه اثر ضد میکروبی آنها، استفاده از مدل های آزمایشگاهی و سپس مواد غذایی مایع و جامد لازم می باشد. بنابراین برای رسیدن به این هدف، مطالعه بررسی رشد باکتری e. coli o157:h7 در همبرگر متاثر از غلظتهای مختلف اسانس دارچین...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم پایه 1389

سوسری ها ، حداقل 250 میلیون سال است که روی کره زمین حضور دارند و آنها از لحاظ تکاملی درسازگاری با عوامل محیطی مانند پاتوژن ها کاملا موفق بوده اند . داشتن پتانسیل بالا درمقابله با باکتری ها به آنها اجازه داده است که در مکان های بسیار آلوده مانند چاههای فاضلاب زندگی کنند . بنابراین ، این تحقیق بر این اساس بنا نهاده شده است که عوامل ضد باکتریایی در همولنف سوسری امریکایی ( periplaneta americana) و ...

Journal: :reports of biochemistry and molecular biology 0
sophia mousavian science and research branch, islamic azad university, neishabour, iran. ali makhdoumi-kakhki tel: +98 51 38797022; fax: +98 51 38797022

this study was intended to investigate the effectiveness of static magnetic field on the growth of escherichia coli (e. coli) provided from two sources, the urine samples of patients with urinary tract infections and the reference strain e. coli atcc 25922. bacterial samples in nutrient broth were subjected to a range of magnetic intensities (2, 4, 6, 9, 14, 16, 18, and 20 mt) at various exposu...

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