نتایج جستجو برای: enterococcus spp
تعداد نتایج: 61672 فیلتر نتایج به سال:
Multidrug Resistance and Virulence Factors of Enterococci Isolated from Milk and Some Dairy Desserts
Background: Enterococci spp. bacteria especially Enterococcus faecalis and E. faecium have the ability to acquire antibiotic-resistance pattern and causing life-threatening hospital-acquired infections. So, the aim of this study was to count and isolate of E. faecalis and E. faecium from milk and dairy desserts consumed in Assiut city, Egypt. Methods: A total of 100 raw milk, ice cream, mehall...
Seventy-eight isolates of different Enterococcus species (E. faecalis, n = 27; E. faecium, n = 23; E. durans, n = 8; E. avium, n = 6; E. hirae, n = 9; E. gallinarum, n = 3; and E. casseliflavus, n = 2) with a variety of erythromycin resistance phenotypes were examined for the presence of macrolide resistance genes (ermA, ermB, ermC, ermTR, mefA/E, and msrA). Positive PCR amplifications of ermB ...
Background and purpose: Multi-resistant enterococci are important nosocomial pathogens that are shown to have high prevalence in recent years. Knowledge of antimicrobial resistance pattern is essential to formulate treatment guidelines for infections caused by enterococci. The aim of this study was to investigate the antimicrobial resistance among enterococci isolated from Hamedan hospitals. M...
three experiments were carried out for isolation of bacteriophage against growth reducing enterococcus faecalis and evaluation of its efficacy to control enterococci colonization in intestine of japanese quails. in experiment one, 60 enterococci spp were isolated from gastrointestinal contents of adult quails, which among them seven isolates were selected based on preliminary tests. in experime...
A reaction of bis[(2-chlorocarbonyl)phenyl] diselenide with various mono and bisnucleophiles such as aminophenols, phenols, and amines have been studied as a convenient general route to a series of new antimicrobial and antiviral diphenyl diselenides. The compounds, particularly bis[2-(hydroxyphenylcarbamoyl)]phenyl diselenides and reference benzisoselenazol-3(2H)-ones, exhibited high antimicro...
Background: The spread of resistant bacteria has caused serious concern worldwide. multidrug-resistant (MDR) and extensive drug-resistant (XDR) limits the choice antibiotics, making available antibiotics less effective. Objectives: This study aimed to investigate resistance patterns seven global threatening organisms announced by Centers for Disease Control Prevention (CDC) one year in Iran, ca...
The present study assessed the microbiological quality of pre-cooked and refrigerated seafood marketed in Santa Catarina Island, Brazil. Forty-eight samples of crabs, mussels, shrimp and clams were purchased at fish markets in Santa Catarina Island from June to September 2008. Microbiological analysis were conducted for total counts of psychrotrophic, coliforms at 45 °C, Enterococcus spp., Esch...
زمینه و اهداف: با توجه به نفش سوسری ها در حمل و توزیع عوامل مختلف بیماری زا، فراوانی انها در محیط های درمانی، منازل و خوابگاه های دانشجویی و عدم اطلاع از نوع الودگی باکتریایی و قارچی سوسری آلمانی Blattella germanica L. این تحقیق در شهرستان مشهد در اواخر پاییز و اوایل زمستان سال 1389 انجام گرفت. روش بررسی: تحقیق به روش توصیفی (Descriptive) روی 150 سوسری آلمانی صید شده از بیمارستان، منازل و خ...
Macrolides are the first-line treatment against bovine respiratory disease (BRD), and are also used to treat infections in humans. The macrolide, tylosin phosphate, is often included in the diet of cattle as a preventative for liver abscesses in many regions of the world outside of Europe. This study investigated the effects of administering macrolides to beef cattle either systemically through...
The aim was to study the bacterial load and isolate potential pathogens and food spoilage bacteria from kitchen tables, including preparation tables and dining tables. Methods. A total of 53 households gave their consent for participation. The samples were collected by swabbing over an area of 5 cm by 5 cm of the tables and processed for bacterial count which was read as colony forming units (C...
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