Valim A R, Rossetti M L, Ribeiro M O, Zaha A
Laboratório Central do Rio Grande do Sul, Fundação Estadual de Produção e Pesquisa em Saúde, Porto Alegre-Rio Grande do Sul CEP 90130-001, Brazil.
J Clin Microbiol. 2000 Aug;38(8):3119-22. doi: 10.1128/JCM.38.8.3119-3122.2000.
Mutations in a 69-bp region of the rpoB gene associated with rifampin resistance (Rif(r)) in 100 isolates (82 Rif(r)) from three states of Brazil were studied. Twenty-one different kinds of mutations were identified in the Rif(r) isolates, and six new alleles are described.