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Tuberculosis
Studies from A.M. Starks et al have provided new data on tuberculosis
April 28th, 2009
According to recent research published in the journal Antimicrobial Agents and Chemotherapy, "Ethambutol resistance in clinical Mycobacterium tuberculosis isolates is associated primarily with missense mutations in the embB gene. However, recent reports have described the presence of embB mutations, especially those at embB codon 306, in isolates susceptible to ethambutol." "To clarify the role of embB mutations in ethambutol resistance, we sequenced the ethambutol resistance-determining region in spontaneous ethambutol-resistant mutants. In our study, 66% of spontaneous mutants contained a single point mutation in embB, with 55% of these occurring at embB 306....
Source: TB & Outbreaks Week (2009-04-28)
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