نتایج جستجو برای: staphylococcus aureus

تعداد نتایج: 64982  

2013
Rogério Pezato Luciano Bottura Rodrigo de Paula Santos Richard Louis Voegels Andre Luis Lacerda Bachi Luis Carlos Gregório

UNLABELLED The superantigenic properties of Staphylococcus aureus have been implicated in increasing the inflammatory process in airway diseases. Local formation of IgE antibodies against staphylococcal enterotoxins by secondary lymphoid tissue in nasal polyps has been demonstrated. Staphylococcus aureus is known to colonize the nasal mucosa, and has been found invading the nasal submucosa and ...

2014
VIRENDRA S KOLHE SANTOSH M MANGALKAR

Staphylococcus aureus infection remains an increasing problem of hospital acquired infections in burn patients, among them methicillin resistant Staphylococcus aureus poses potential cause of morbidity and mortality. Our study was carried out at the Department of Microbilogy at GMC Latur, India. From Jan 2012 to June 2013, to determine the profile of aerobic bacterial infection in burn patients...

Journal: :تحقیقات دامپزشکی 0
محسن رشیدی گروه فارماکولوژی،دانشکده پزشکی،دانشگاه علوم پزشکی شهید بهشتی، تهران،ایران سعید حبیبان دهکردی گروه فارماکولوژی، دانشکده دامپزشکی دانشگاه شهرکرد، شهرکرد–ایران آیدا کراچی گروه فارماکولوژی و سم شناسی، دانشکده دامپزشکی دانشگاه شیراز،شیراز–ایران الهام شکیبا گروه بیوشیمی، دانشگاه آزاد اسلامی واحد علوم و تحقیقات،تهران–ایران فاطمه حسین پور گروه فارماکولوژی، دانشکده دامپزشکی دانشگاه شهرکرد، شهرکرد–ایران ستار استادهادی گروه فارماکولوژی، دانشکده پزشکی دانشگاه علوم پزشکی تهران،تهران–ایران

background: bovine mastitis is the most costly disease in dairy cows and causes significant decrease in milk production. this disease is one of the main reasons of antibiotic therapy in dairy cows. objectives: staphylococcus aureus is counted as a major pathogen associated with the outbreaks of mastitis in dairy herds. therefore, the purpose of the present study is to examine the antibacterial ...

Journal: :Journal of bacteriology 1984
M Uhlén B Guss B Nilsson F Götz M Lindberg

Two shuttle vectors containing the gene for protein A (spa) from Staphylococcus aureus have been constructed to study expression of the gene in various strains of S. aureus and in the coagulase-negative species Staphylococcus epidermidis, Staphylococcus capitis, and Staphylococcus xylosus. One plasmid, pSPA15, contains the complete structural gene for protein A, which binds to the cell wall in ...

Journal: :Arquivos brasileiros de oftalmologia 2013
Maria Eugenia Vola Aline Silveira Moriyama Renato Lisboa Maria Magdalena Vola Flávio Eduardo Hirai Paulo José Martins Bispo Ana Luisa Höfling-Lima

PURPOSE To study the prevalence of methicillin-resistant Staphylococcus aureus among S. aureus ocular infections in a tertiary health center in Brazil and compare antibiotic susceptibility patterns between MRSA and methicillin-susceptible S. aureus isolates. METHODS Electronic records from the ocular microbiology laboratory of the Universidade Federal de São Paulo were retrospectively reviewe...

Introduction: Nanoparticles (NPs) are one of the antibacterial substances, among them nanoparticles type MgO and Fe2O3 are less toxic to mammalian cells. So, the aim of this study was investigation of combination effects of iron oxide and magnesium oxide nanoparticles on the growth of Staphylococcus aureus and Escherichia coli (E.coli) to achieve the optimum combination of nanoparticles inhibit...

ژورنال: سلامت و محیط زیست 2019

Background and Objective: Traditional cheese has desirable organoleptic characteristics for Iranian consumers. Escherichia coli, Staphylococcus aureus and Salmonella are some of the most important microbial agents in food poisoning and gastrointestinal infections, which can contaminate this product and endanger the health of consumers. The aim of this study was to survey the contamination rate ...

ژورنال: پژوهش در پزشکی 2013
اصلانی مهر, معصومه, توکلی, مهناز, جوادی, امیر, پیمانی, امیر,

Abstract Background: Staphylococcus aureus is one of the most common infectious bacterial pathogens. TSST-1 and enterotoxins are the major virulence factors of this organism which are superantigens and cause the toxic shock syndrome. The toxin-encoding genes are located on pathogenicity islands with the ability to move to non-toxigenic strains. This study was done to determine the frequency of ...

2014
Muhammad Mustapha Yachilla Maryam Bukar-Kolo Yaqub Ahmed Geidam Isa Adamu Gulani

Staphylococcal infection is of major importance in both Human and Animals. Some staphylococcal bacteria are Methicillin-resistant. This paper reviews the current information on Methicillin-Resistant Staphylococcus aureus (MRSA) in dogs and cats. Staphylococcus aureus is a Gram positive, non-spore forming coccus. It may be found singly, in pairs, in short chains, or in irregular clusters. The co...

Journal: :jundishapur journal of microbiology 0
mehrdad gholamzad department of immunology, school of medical sciences, tarbiat modares university, tehran, ir iran mohammad reza khatami biotechnology research center, science and technology institute, tehran, ir iran soheil ghassemi department of pilot nanobiotechnology, pasteur institute of iran, tehran, ir iran ziba vaise malekshahi department of medical biotechnology, school of advanced medical sciences and technologies, tehran university of medical sciences, tehran, ir iran mohammad barat shooshtari biotechnology research center, science and technology institute, tehran, ir iran; biotechnology research center, science and technology institute, tehran, ir iran. tel: +98-9123146970

results in total, 80 food samples suspected of seb contamination were assessed using the two methods. fifty-four samples were contaminated based on the pcr technique and twenty-six of those were confirmed using the strip assay. conclusions the sensitivity of the sandwich method was approximately 10 ng/ml and that of the competitive method was approximately 250 ng/ml. in the lfd, a highly specif...

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