Comparative evaluation under routine conditions of the nitrate reduction assay, the proportion assay and the MGIT 960 assay for drug susceptibility testing of clinical isolates of Mycobacterium tuberculosis
Mem. Inst. Oswaldo Cruz
; 107(1): 142-144, Feb. 2012. tab
Article
em En
| LILACS
| ID: lil-612819
Biblioteca responsável:
BR1.1
ABSTRACT
The performance of the nitrate reductase assay (NRA) was compared with the proportion method (PM) on Lowenstein-Jensen medium and the BACTEC MGIT960 assay under routine conditions using 160 clinical isolates of Mycobacterium tuberculosis with a high proportion of resistant strains. The mean time to obtain results was 8.8 days and the overall agreements between NRA and PM and NRA and M960 were 95 percent and 94 percent, respectively. NRA was easy to perform and represents a useful tool for the rapid screening of drug-resistant M. tuberculosis strains in low-resource countries.
Palavras-chave
Texto completo:
1
Coleções:
01-internacional
Base de dados:
LILACS
Assunto principal:
Testes de Sensibilidade Microbiana
/
Meios de Cultura
/
Nitrato Redutase
/
Mycobacterium tuberculosis
/
Antituberculosos
Tipo de estudo:
Evaluation_studies
Limite:
Humans
Idioma:
En
Revista:
Mem. Inst. Oswaldo Cruz
Assunto da revista:
MEDICINA TROPICAL
/
PARASITOLOGIA
Ano de publicação:
2012
Tipo de documento:
Article
País de publicação:
Brasil