Application of the Genotype MTBDR assay directly on sputum specimens

Int J Tuberc Lung Dis. 2006 Sep;10(9):1057-9.

Abstract

The Genotype MTBDR assay was tested for its capability to detect rifampicin (RMP) and isoniazid (INH) resistance (r) and susceptibility (s) directly from 42 smear-positive sputum specimens (15 RMPr/INHr, 2 RMPs/INHr and 25 RMPs/INHs Mycobacterium tuberculosis complex strains). The concordance between the MTBDR assay and conventional drug susceptibility testing was 100%.

MeSH terms

  • Antitubercular Agents / pharmacology*
  • DNA, Bacterial / genetics*
  • Drug Resistance, Bacterial
  • Genotype
  • Humans
  • Isoniazid / pharmacology*
  • Microbial Sensitivity Tests / methods
  • Mycobacterium tuberculosis / drug effects*
  • Mycobacterium tuberculosis / genetics*
  • Rifampin / pharmacology*
  • Sputum / microbiology*

Substances

  • Antitubercular Agents
  • DNA, Bacterial
  • Isoniazid
  • Rifampin