نتایج جستجو برای: meca gene
تعداد نتایج: 1142208 فیلتر نتایج به سال:
The aim of this study was to determine the presence methicillin resistant staphylococci (MRS) in retail raw chicken meat samples sold Hatay. antimicrobial susceptibility isolates tested for 13 different antimicrobials by disc diffusion method and investigated resistance genes encoding (mecA), tetracycline (tetM, tetK), penicillin (blaZ), macrolide (ermA, ermC), lincosamide (lnuA) aminoglycoside...
In a recent article, Hussain et al. evaluated a commercial latex agglutination test (LA), the MRSA-Screen (Denka Seiken Co., Niigata, Japan), for rapid detection of penicillinbinding protein 2a (PBP2a) in mecA-positive and mecA-negative coagulase-negative staphylococci (CNS) (2). The sensitivity and specificity were 100 and 99.5% (2), respectively, although the MRSA-Screen was initially develop...
Staphylococcus aureus strains that are mecA and PBP2a positive but phenotypically susceptible to oxacillin becoming more abundant, according research from all around the world. The susceptibility of (OS-MRSA) contributes consequent treatment-failure due misidentification by conventional tests. Therefore, objective current study was ascertain prevalence OSMRSA in a tertiary care facility located...
Staphylococcus epidermidis is the most prevalent coagulase-negative Staphylococcus (CNS) and is a major cause of hospital bacteremia. Based on 18 reference strains and 149 Staphylococcus clinical strains, used in a novel multiplex PCR method, the aim of this study was to identify S. epidermidis with respect to the sequence of three genes: recN, which encodes a recombination/repair protein, mecA...
The discrimination between Staphylococcus epidermidis strains that contaminate and infect blood cultures is a daily challenge for clinical laboratories. The results of PCR detection of putative virulence genes were compared for contaminating strains, sepsis-related strains, catheter strains, and saprophytic strains. Multiplex PCR was used to explore the atlE gene, which is involved in initial a...
the frequency of staphylococcus aureus isolated from endocervix of infertile women in northwest iran
objective: infertility is one of the major important social issues. because of the asymptomatic cervical infection, it has caused the problem to remain silent in the majority of patients without diagnosis and treatment. the present study was intended to assess the frequency of staphylococcus aureus isolated from infertile women's endocervix in northwest iran. materials and methods: in a descrip...
introduction: staphylococcus aureus (s. aureus) is a bacterium found on the skin and hair of people and animals. s. aureus could product some extracellular protein. materials and methods: one hundred and fifty s. aureus isolates that were collected from different resources were screened for the meca, tst-1, eta and etb genes by pcr. 50 isolates were selected from human staphylococcal isolates a...
Cl-IB-MECA is a selective A3 adenosine receptor agonist, which plays a crucial role in limiting tumor progression. In mice, Cl-IB-MECA administration enhances the anti-tumor T cell-mediated response. However, little is known about the activity of Cl-IB-MECA on CD8+ T cells. The aim of this study was to investigate the effect of ex vivo Cl-IB-MECA treatment of CD8+ T cells, adoptively transferre...
OBJECTIVES A recently identified mecA homologue, mecC, in methicillin-resistant Staphylococcus aureus (MRSA) has been isolated from humans and different animal hosts. The aim of this study was to determine antimicrobial resistance and provide molecular characterization of MRSA and methicillin-resistant non-Staphylococcus aureus staphylococci (MRnSA) isolated from wildlife that carried the gene ...
Methicillin-resistant coagulase-negative staphylococci were isolated from the nares and skin of 1- to 8-week-old healthy chickens in three flocks from a farm. Isolation of methicillin-resistant coagulase-negative staphylococci was positive for 72 (25.7%) of the 280 chickens tested, with the frequency varying from 2.2 to 100% according to flock. A total of 45 appropriate isolates were selected a...
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