A Multimethod, Multicountry Evaluation of Breakpoints for Bedaquiline Resistance Determination.
Mycobacterium tuberculosis
bedaquiline
drug resistance
drug susceptibility testing
tuberculosis
Journal
Antimicrobial agents and chemotherapy
ISSN: 1098-6596
Titre abrégé: Antimicrob Agents Chemother
Pays: United States
ID NLM: 0315061
Informations de publication
Date de publication:
20 08 2020
20 08 2020
Historique:
received:
11
03
2020
accepted:
03
07
2020
pubmed:
15
7
2020
medline:
22
6
2021
entrez:
15
7
2020
Statut:
epublish
Résumé
Criteria defining bedaquiline resistance for tuberculosis have been proposed addressing an emerging concern. We evaluated bedaquiline phenotypic drug susceptibility testing (pDST) criteria using drug-resistant tuberculosis clinical isolates tested at five reference laboratories. Isolates were tested at the proposed bedaquiline MGIT960 and 7H11 agar proportion (AP) critical concentrations and also at higher dilutions. The epidemiological cutoff value for the broth microdilution (BMD) plates (frozen and dry) was investigated. Sanger sequencing was performed (
Identifiants
pubmed: 32660992
pii: AAC.00479-20
doi: 10.1128/AAC.00479-20
pmc: PMC7449194
pii:
doi:
Substances chimiques
Antitubercular Agents
0
Diarylquinolines
0
bedaquiline
78846I289Y
Types de publication
Journal Article
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Informations de copyright
Copyright © 2020 American Society for Microbiology.
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