Mycobacterium tuberculosis Beijing Genotype in Western Iran: Distribution and Drug Resistance
نویسندگان
چکیده
منابع مشابه
Beijing/W Genotype Mycobacterium tuberculosis and Drug Resistance
Beijing/W genotype Mycobacterium tuberculosis is widespread, may be increasing, and may have a predilection for drug resistance. Individual-level data on >29,000 patients from 49 studies in 35 countries were combined to assess the Beijing genotype's prevalence worldwide, trends over time and with age, and associations with drug resistance. We found 4 patterns for Beijing/W genotype tuberculosis...
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Tuberculosis remains a major public health problem in both developing and developed countries. Drug-resistant tuberculosis is an increasing health problem and serious challenge to tuberculosis (TB) control programs. Information about the susceptibility pattern of Mycobacterium tuberculosis isolates against anti-tuberculosis drugs is an important aspect to TB control. The objectives of the s...
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To the Editor: We read with interest the discussion between de Steenwinkel et al. and Werngren (1) regarding the high mutation frequencies de Steenwinkel et al. reported for some Mycobacterium tuberculosis strains (2). We investigated the effect of rifampin exposure on the growth of these strains in detail. We share Werngren’s surprise at the extraordinary mutation frequencies observed for the ...
متن کاملMycobacterium tuberculosis Beijing genotype emerging in Vietnam.
To assess whether the Mycobacterium tuberculosis Beijing genotype is emerging in Vietnam, we analyzed 563 isolates from new cases by spoligotyping and examined the association between the genotype and age, resistance, and BCG vaccination status. Three hundred one (54%) patients were infected with Beijing genotype strains. The genotype was associated with younger age (and hence with active trans...
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T Beijing genotype is found frequently in Asia (1–3) but also in outbreaks of multidrug-resistant tuberculosis (MDRTB) in various parts of the world, including Cuba, Germany, Russia, and Estonia (4–7). The largest known epidemic of MDRTB in North America was caused by the W strain, a variant of the Beijing genotype (8–9). A recent study showed this strain’s emergence and association with drug r...
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ژورنال
عنوان ژورنال: JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH
سال: 2016
ISSN: 2249-782X
DOI: 10.7860/jcdr/2016/20893.8689