Article
Genomic characterization of an endemic Mycobacterium tuberculosis strain: evolutionary and epidemiologic implications.
Journal of clinical microbiology - 1 Jun 2004
Nguyen Dao, Brassard Paul, Menzies Dick, Thibert Louise, Warren Rob, Mostowy Serge, Behr Marcel
Abstract excerpt
In a study of 302 Mycobacterium tuberculosis clinical isolates from the low-incidence Canadian-born population of Quebec, we characterized a large endemic strain family by using genomic deletions. The DS6(Quebec) deleted region (11.4 kb) defined a strain family of 143 isolates encompassing two subgroups: one characterized by pyrazinamide (PZA) susceptibility and the other marked by a PZA-monoresistant phenotype....
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