نتایج جستجو برای: hlg
تعداد نتایج: 89 فیلتر نتایج به سال:
Methicillin resistant Staphylococcus aureus causing bovine mastitis has been very well investigated worldwide. However, there are only limited reports on the characterization of methicillin resistant and sensitive coagulase negative staphylococci (CoNS) across the globe. Hence, in the present study, we aim to determine the phenotypic traits based on antimicrobial susceptibility profile and geno...
This paper presents a machine learning approach to automatically classifying post-harvest vegetal species. Color images of species were applied convolutional neural networks (CNNs) and support vector (SVM) classifiers. We focused on okra as the target classified it into two quality types. However, our could also be other The solution consists several components, each design process its combinat...
فعالیت یک سیستم بیولوژیکی، مثل یک آنزیم، میتواند به وسیله اتصال یک سوئیچ نوری به ساختارش کنترل شود. در سیستمهای بیولوژیکی، ایزومریزاسیون برگشت پذیر به¬وسیل? نور یک مولکول متصل به سیستم بزرگ مولکول، موجب تغییرات ساختاری مولکول می¬شود که منجر به پاسخ فیزیولوژیکی پروتئین می¬شود. آزوبنزن یک سوئیچ مناسب برای تغییرات سریع ساختاری می¬باشد. تغییرات ساختاری پپتیدهای حلقوی آزوبنزن، شامل سوئیچ های نوری ...
Objective(s): The present study investigated the prevalence of genes encoding for exotoxins, adhesion and biofilm factors in Staphylococcus aureus isolates obtained from samples in a referral burn hospital in Tehran, Iran.Materials and Methods: S. aureus isolates obtained from patients, personnel and surfaces in the wards of a burn hospi...

 Tanah gambut merupakan tanah yang memiliki ciri utama berupa kandungan bahan organik tinggi berasal dari sisa-sisa jaringan tanaman dan lapisan kaya dengan ketebalan 50 cm atau lebih. Lahan sumberdaya alam bersifat multifungsi, diantaranya sebagai pengatur hidrologi, penyerap penyimpan karbon mampu meredam perubahan iklim global. Penelitian ini bertujuan untuk mengevaluasi muka air gambu...
To study comprehensive toxin profiles and the chromosomal diversity of current Japanese hospital-associated meticillin-resistant Staphylococcus aureus (HA-MRSA) strains, we conducted PCR-based identification of 28 toxin genes, and staphylococcal cassette chromosome mec (SCCmec) typing and PFGE analysis of 208 MRSA strains isolated from 100 hospitals throughout Japan. Of the tested HA-MRSA strai...
Methicillin-sensitive and resistant Staphylococcus aureus (MSSA and MRSA, respectively) can cause non-tuberculosis infectious spondylitis. In 43 cases of bacterial infectious spondylitis, Mycobacterium tuberculosis and S. aureus were the two major causative pathogens. MRSA caused more anterior operations and thoracic infections, while MSSA caused more posterior infections and lumbar infections....
Staphylococcus aureus is one of the most frequent mastitis causative agents in small ruminants. The expression of most virulence genes of S. aureus is controlled by an accessory gene regulator (agr) locus. This study aimed to ascertain the prevalence of the different agr groups and to evaluate the occurrence of encoding genes for cytotoxin, adhesins and toxins with superantigen activity in S. a...
This study determined the hardness and curing depth of a light-activated indirect composite polymerized with three laboratory light-polymerizing units for the purpose of comparing the curing performance of the three units. A light-activated composite material for indirect application (Vita Zeta) was polymerized with three light-polymerizing units equipped with the following light sources: 1) on...
BACKGROUND Staphylococcus aureus has been recognized as a major human pathogen and is the major cause of nosocomial infections. Gamma-toxin, leukocidin and other bi-component toxins are a family of proteins encoded by the hlg and luk-PV, respectively. Panton-Valentine leukocidin (PVL) is an example of these toxins and causes leukocyte destruction and tissue necrosis. The aim of this study was t...
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