نتایج جستجو برای: ژن 23s rdna
تعداد نتایج: 29237 فیلتر نتایج به سال:
Multidrug-resistant (MDR) Klebsiella pneumoniae is increasing worldwide with poorly characterised epidemiology in many parts of the world, particularly Africa. This study aimed to investigate molecular K. pneumoniae, identify diversity sequence types (ST), and detect carbapenem resistance genes major regional hospitals Khartoum, Sudan. isolates (n = 117) were cultured from four April 2015 Octob...
22 A linezolid resistant, vancomycin susceptible E. faecium strain was isolated from three 23 patients who had not received linezolid. The first patient was hospitalised in the same 24 hospitals and wards as the two following patients. The E. faecium isolates were resistant to 25 linezolid (MIC 8-32 mg/L), ampicillin and high levels of gentamicin. Resistance to linezolid 26 was associated with ...
Xanthomonas oryzae pv. oryzae is an important plant pathogen which causes bacterial blight of rice. To facilitate genome studies of this bacterium, we have constructed a bacterial artificial chromosome (BAC) library of strain MAFF 311018. It consisted of 750 clones representing 16 genome equivalents, and had an insert size ranging from 20 to 220 kb with an average size of 107 kb. This library i...
AIMS Desmodia are leguminous plants used as important forage and herbal medicine in China. Little information is available about the nodule bacteria of Desmodium species. To understand the genetic diversity of rhizobia associated with Desmodium species grown in China, isolates from temperate and subtropical regions were obtained and analysed. METHODS AND RESULTS A total of 39 rhizobial strain...
Many obligate intracellular pathogens and symbionts undergo genome degeneration during long-term association with eukaryotic hosts; however, very little is known about genome changes that occur in the initial stages of such intracellular associations. By focusing on a clade of bacteria that have recently established symbiotic associations with insect hosts, we have identified events that may co...
Molecular basis of macrolide resistance in Campylobacter: role of efflux pumps and target mutations.
BACKGROUND Erythromycin is the drug of choice to treat human campylobacteriosis. Campylobacter isolates exhibit two different phenotypes with regard to erythromycin resistance: high-level resistant strains (HLR) and low-level resistant strains (LLR). OBJECTIVES To study the mechanisms of resistance of Campylobacter to erythromycin, its 6-O-methyl derivative clarithromycin and the ketolide tel...
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