نتایج جستجو برای: staphylococcus

تعداد نتایج: 60731  

ژورنال: :زیست شناسی کاربردی 2014
سعیده سعیدی موج خالقی موج خالقی شهرام پورسیدی

عفونت های ایجاد شده توسط سویه های استافیلوکوکوس اورئوس مقاوم به آنتی بیوتیک عمدتاً با منشاء بیمارستانی هستند که شیوع آن در بسیاری از کشورهای جهان در حال افزایش است؛ از این رو تلاش های بسیاری جهت یافتن ترکیبات جدید به عنوان جایگزینی مناسب برای آنتی بیوتیک ها صورت گرفته است.این مطالعه نیز به منظور بررسی اثر ضدباکتریال عصاره الکلی سیر علیه سویه های بالینی استافیلوکوکوس اورئوس مقاوم انجام شد.استخراج...

Journal: :مجله بین المللی علوم آزمایشگاهی 0
mehdi ebadi hossein faramarzi

background and aims: the aim of present study was to investigate the molecular characteristic of staphylococcus aureus to detect mec a gene and to type sccmec in strain isolated from healthy worker at larestan hospital. material and methods: this study was carried out from the 250 nasal swab healthy worker  at larestan hospital. multiplex polymerase chain reaction for meca gene was performed in...

Journal: :international journal of infection 0
mohammad bokaeian infectious disease and tropical medicine research center, zahedan university of medical sciences, zahedan, ir iran barat ali fakheri department of plant breeding and biotechnology, faculty of agriculture, university of zabol, zabol, ir iran taher mohasseli department of biotechnology, faculty of agriculture, shahid bahonar university, kerman, ir iran; department of biotechnology, faculty of agriculture, shahid bahonar university, kerman, ir iran. tel: +98-9398739858 saeide saeidi infectious disease and tropical medicine research center, zahedan university of medical sciences, zahedan, ir iran

conclusions the current study results showed that silver nanoparticles produced by plantago ovata seed extract had an antibacterial effect on staphylococcus aureus which was resistant against cefixime, trimethoprim-sulfamethoxazole and penicillin. results the silver nanoparticles revealed gaussian distributions with the average diameter of 13 nm with some deviations, and results showed that the...

Journal: :jundishapur journal of microbiology 0
bibi sedigheh fazly bazzaz biotechnology research centre, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran; biotechnology research center, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran. tel: +98-9151114199, fax: +98-5118823251 monireh jalalzadeh biotechnology research centre, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran maryam sanati biotechnology research centre, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran syamak zarei-ghanavati school of medicine, mashhad university of medical sciences, mashhad, ir iran bahman khameneh department of food and drug control, school of pharmacy, mashhad university of medical sciences, mashhad, ir iran

conclusions: these data demonstrated that the attachment of bacteria to hydrophilic acrylic iols was more than hydrophobic pmma ones independent of the brand. according to these results the bacterial strain might have more hydrophilic properties. augmenting the biomass of biofilm by passing of time demonstrated the key role of time in biofilm formation on the iol surfaces. the differences betwe...

2013
Laura Barrado Esther Viedma Ana Vindel Joaquín R. Otero Fernando Chaves

Here, we report the draft genome sequence of a methicillin-resistant Staphylococcus aureus (MRSA) strain with high-level mupirocin resistance (SA_ST125_MupR), isolated from a patient with recurrent bacteremia. This strain belonged to sequence type ST125, which was responsible for more than 50% of the health care-associated infections caused by MRSA in Spain.

2014
Catherine A. Wakeman Devin L. Stauff Yaofang Zhang Eric P. Skaar

3 Catherine A. Wakeman, Devin L. Stauff, Yaofang Zhang, and Eric P. Skaar 4 5 6 7 8 9 10 11 1 Department of Pathology, Microbiology and Immunology, Vanderbilt University School of Medicine, 12 Nashville, TN, USA 37232, 2 Current address: Department of Biology, Grove City College, Grove City, 13 Pennsylvania, USA 16127 14 Running title: Toxic heme analogues activate S. aureus HssRS/HrtAB 15 16

Journal: :Molecules 2015
Jing Li Chang-Wei Lv Xiao-Jun Li Di Qu Zheng Hou Min Jia Xiao-Xing Luo Xia Li Ming-Kai Li

In an attempt to find a new class antibacterial agents, a series of biscoumarins (1-4) and dihydropyrans (5-13) were successfully prepared. The molecular structures of four representative compounds, that is, 4, 5, 8 and 12 were confirmed by single crystal X-ray diffraction study. These synthesized compounds were screened for their antibacterial activity in vitro against Staphylococcus aureus (S...

Journal: :Antimicrobial agents and chemotherapy 1990
K Ubukata R Nonoguchi M D Song M Matsuhashi M Konno

A penicillin-binding protein of molecular weight 76,000 inducible by beta-lactams was detected in methicillin-resistant Staphylococcus haemolyticus and Staphylococcus simulans. DNA from these strains hybridized to the mecA gene from Staphylococcus aureus; however, the chromosomal HindIII fragments containing the mecA genes were 3.4 kilobases in S. haemolyticus and 4.3 kilobases in S. simulans.

2015
Mahendra Kumar Trivedi Gopal Nayak Mayank Gangwar Snehasis Jana Alice Branton Dahryn Trivedi

Antimicrobial resistance is a global health issue in the developing countries. This study was carried out to evaluate the impact of Mr. Trivedi’s biofield energy treatment on multidrug resistant (MDR) clinical lab isolates (LSs) of Staphylococcus species viz. Staphylococcus haemolyticus (LS 18), Staphylococcus epidermidis (LS 21), and Staphylococcus aureus (LS 30). Each strain was divided into ...

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