نتایج جستجو برای: plasmid curing

تعداد نتایج: 46064  

Journal: :Applied and environmental microbiology 2001
G A Turnbull M Ousley A Walker E Shaw J A Morgan

Arthrobacter globiformis D47 was shown to degrade a range of substituted phenylurea herbicides in soil. This strain contained two plasmids of approximately 47 kb (pHRIM620) and 34 kb (pHRIM621). Plasmid-curing experiments produced plasmid-free strains as well as strains containing either the 47- or the 34-kb plasmid. The strains were tested for their ability to degrade diuron, which demonstrate...

Journal: :Acta microbiologica et immunologica Hungarica 2012
Amin Abdelfattah Aqel Abdallah Ibrahim Asem Shehabi

Staphylococcal infections have high occurrence in Jordanian patients. This study was carried out to determine the rates of high- and low-level mupirocin resistance (MupH and MupL) among staphylococci with the molecular characterization. Two hundred and thirty-two non-duplicate Staphylococcus spp. isolated from different clinical specimens were tested for mupirocin susceptibility using disk diff...

Journal: :Journal of infection in developing countries 2014
Ines Ben Fguira Zaineb Fourati Fakher Kamoun Slim Tounsi Samir Jaoua

INTRODUCTION Conjugation is an excellent natural mode of DNA transfer in vivo between bacteria, particularly when these conjugative elements carry technological traits such as bacteriocin encoding genes. In the present work, the bacteriocinogenic plasmid pIBF4 from Bacillus thuringiensis responsible of Bacthuricin F4 synthesis was isolated and characterized. METHODOLOGY To isolate pIBF4, the ...

Journal: :Antimicrobial agents and chemotherapy 1985
R C Cooksey J N Baldwin

Four isolates of Staphylococcus aureus and 98 isolates of coagulase-negative staphylococci representing six species all obtained from endocervical cultures were examined for antimicrobial susceptibility and for the presence of plasmids. More than 80% of the isolates were susceptible to each of 12 antimicrobial agents tested, whereas only 33% were susceptible to penicillin G, 30% were susceptibl...

2014
Mohd S. Iqbal Mostafizur Rahman Rafiad Islam Atanu Banik M. Badrul Amin Fatema Akter Kaisar Ali Talukder

In this study, mechanisms of plasmid-mediated sulfamethoxazole resistances in the clinical strains of multi-drug resistant (MDR) Shigella flexneri 2a were elucidated for the first time in Bangladesh. From 2006 to 2011, a total of 200 S. flexneri 2a strains were randomly selected from the stock of the Enteric and Food Microbiology Laboratory of icddr,b. Antimicrobial susceptibility of the strain...

2015
S. Jayalakshmi

Aim: This study is aimed at designing a bioremediation model using microbes against Cu pollution. Methods And Results: For this purpose, copper resistant bacteria were isolated from industrial areas and were characterized for its copper accumulating properties using various methods including copper accumulation, optimization, Antibiotic resistance, production of thiols, plasmid curing, SEM. The...

2014
Moses Nkechukwu Ikegbunam Linda Onyeka Anagu Ifeanyi R. Iroha Chika Ebiye Ejikeugwu Charles Okey Esimone

In this study, the presence of extended spectrum beta lactamase (ESBL) producing organisms in abattoirs, a non-hospital community was investigated. The presence of ESBL-producing phenotypes was confirmed by the Double Disc Synergy Test (DDST). Out of the 99 isolates screened for ESBL, 28 (28.3%) were confirmed positive. The positive isolates were characterised by using Matrix-Assisted Laser Des...

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