نتایج جستجو برای: escherichia coli (e. coli)

تعداد نتایج: 1124098  

Journal: :iranian journal of veterinary research 2008
e. rahimi h. momtaz f. hemmatzadeh

this study was carried out to determine the prevalence of foodborne pathogens, escherichia coli, e. coli o157:h7, listeria monocytogenes and campylobacter spp. on slaughtered cattle in isfahan, iran. a total of 203 cattle carcasses were sampled by surface section of neck meat taken immediately after slaughter and analyzed using microbiological examinations. suspected colonies to e. coli o157:h7...

Journal: :archives of clinical infectious diseases 0
alavieh yazdanparast department of biology, faculty of basic sciences, shahed university, tehran, ir iran seyed latif mousavi department of biology, faculty of basic sciences, shahed university, tehran, ir iran; department of biology, faculty of basic sciences, shahed university, tehran, ir iran. tel.: +98-2151212200, fax: +98-2151212201 iraj rasooli department of biology, faculty of basic sciences, shahed university, tehran, ir iran jafar amani applied microbiology research center, baqiyatallah university of medical sciences, tehran, ir iran mohammadreza jalalinadoushan department of pathology, school of medicine, shahed university, tehran, ir iran

results the results showed that the chimeric recombinant protein induced strong humoral response as well as protection against live oral challenges using e. coli o157:h7. conclusions the rit could reduce bacterial shedding effectively. objectives the eae gene encoded intimin protein which is essential for colonization of the mucosa and a/e lesions formation by docking to the tir. materials and ...

Journal: :veterinary research forum 2012
mohammad tabatabaei aram mokarizadeh nasim foad-marashi

shiga toxin-producing escherichia coli (stec) are food-borne pathogens primarily associated with the consumption of contaminated ground beef and are an important food safety concern worldwide. stec has been found to produce a family of related cytotoxins known as shiga toxins (stxs). shiga toxins have been classified into two major classes, stx1 and stx2. a single strains of stec can produce st...

BACKGROUND:The bacterial contamination of fertile eggs isthe most common cause of embryonic death in ostrich hatcheryunits leading to financial loss in ostrich industry. OBJECTIVES:The aim of this research was to investigate the bacterialcontamination status, with emphasis on Escherichia coli, ofostrich hatcheries and the antimicrobial resistance profile ofisolated Escherichia coli. METHODS:Ato...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه رازی - دانشکده علوم 1388

chenopodium album(سلمه در فارسی) یک علف هرز متعلق به chenopodium ها که به صورت خودرو در تمام طول سال رشد می کند. گرده chenopodium album عامل اصلی آلرژی درایران است. مهمترین آلرژنهایی که به chenopodium album نسبت داده شده اند عبارتند از : che a 1 ،che a 2 و che a 3. هدف از این کار کلون کردن che a 1داخل باکتری escherichia coli (e. coli) برای تولید آلرژن نوترکیب می باشد. کلونینگ، تولید و خالص سازی...

Journal: :iranian journal of veterinary medicine 2013
arya rezaei far seyed mostafa peighambari avesta sadrzadeh mahdi askari badouei

background:the bacterial contamination of fertile eggs isthe most common cause of embryonic death in ostrich hatcheryunits leading to financial loss in ostrich industry. objectives:the aim of this research was to investigate the bacterialcontamination status, with emphasis on escherichia coli, ofostrich hatcheries and the antimicrobial resistance profile ofisolated escherichia coli. methods:ato...

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...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده علوم 1391

بیماری های ناشی از مصرف غذاهای آلوده به باکتری های عامل فساد و بیماری زا به طور مستقیم در سلامت جامعه نقش دارد. پپتیدهای ضدمیکروبی از جمله هموپلیمرهای کاتیونی مانند پلی-ال-لیزین و ترکیبات غنی از آرژینین مانند پروتامین برای کنترل میکروب ها اخیراً به عنوان یک روش جدید کنترل میکروبی در صنایع غذایی مورد استفاده قرار می گیرند. فعالیت ضدمیکروبی پلی-ال-آرژینین به عنوان یک پپتید ضدمیکروبی کاتیونی کمتر م...

ژورنال: Medical Laboratory Journal 2015
Alikhani, MY, , Karami, P, , Nakhaee, S, , Sedighi, I, ,

Abstract Background and Objective: Escherichia coli is the most common cause of urinary tract infections in children and the leading cause of intra-abdominal infections (peritonitis and abscess) followed intestinal injuries. Urinary tract infection, including cystitis and pyelonephritis, is a common childhood infection. E. coli causes more than 90 percent of the community acquired and 50% of ho...

E. Rahimi, F. Hemmatzadeh H. Momtaz

This study was carried out to determine the prevalence of foodborne pathogens, Escherichia coli, E. coli O157:H7, Listeria monocytogenes and Campylobacter spp. on slaughtered cattle in Isfahan, Iran. A total of 203 cattle carcasses were sampled by surface section of neck meat taken immediately after slaughter and analyzed using microbiological examinations. Suspected colonies to E. coli O157:H7...

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