Key Findings

The study identified several mutations in genes associated with drug resistance in Mycobacterium tuberculosis isolates from Meigu County, Sichuan Province, China. These include mutations in rpoB, katG, inhA, gyrA, rpsL, rrs, embB, and pncA, which confer resistance to rifampicin, isoniazid, fluoroquinolones, streptomycin, aminoglycosides, ethambutol, and pyrazinamide, respectively.