Seleção e caracterização da atividade antimicrobiana de bacteriocinas de bacterias ácido láticas

Abstract

In this work we studied a bacteriocin like substance (SASB) produced by a lactic acid bacteria, screened among nine hundred and ninety seven strains lactic acid bacteria. These bacterium strains were isolates fom market food from Rio de Janeiro, Niterói e Itaperuna. The screened strain was identified on our laboratories and on Coleção de Culturas Tropica, Fundação André Tosselo, as Lactococcus lactis denominado posteriormente, como Lactococcus lactis strain 61.