Application of the resazurin microtitre assay for the detection of isoniazid and/or rifampicin resistant Mycobacterium tuberculosis clinical isolates in Central Vietnam

Drug resistant tuberculosis (DR-TB) remains a global health problem. The diagnosis, treatment, and management of DR-TB are the major challenges to Vietnam National Tuberculosis Control Program. One of the most important solutions for overcoming this problem is developing reliable and low-cost methods, which have been proposed to Drug Susceptibility Testing (DST) to detect drug resistant tuberculosis.