Identification of lactic acid bacteria associated with traditional cachaça fermentations
Braz. j. microbiol
; 41(2): 486-492, Apr.-June 2010. tab
Article
em En
| LILACS
| ID: lil-545358
Biblioteca responsável:
BR32.1
ABSTRACT
During the production of traditional cachaça (alembicïs cachaça), contamination of the fermented must is one of the factors leading to economic losses in the beverage manufacturing industry. The diversity of bacterial populations and the role of these microorganisms during the cachaça production process are still poorly understood in Brazil. In our work, the fermentation process was followed in two distilleries located in the state of Minas Gerais. The objective of this work was to identify the populations of lactic acid bacteria present during cachaça fermentation using physiological and molecular methods. Lactic acid bacteria were isolated in high frequencies during all of the fermentative processes, and Lactobacillus plantarum and L. casei were the most prevalent species. Other lactic acid bacteria were found in minor frequencies, such as L. ferintoshensis, L. fermentum, L. jensenii, L. murinus, Lactococcus lactis, Enterococcus sp. and Weissella confusa. These bacteria could contribute to the increase of volatile acidity levels or to the production of compounds that could influence the taste and aroma of the beverage.
Palavras-chave
Texto completo:
1
Bases de dados:
LILACS
Assunto principal:
Destilação
/
Ácido Láctico
/
Bebidas Alcoólicas
/
Fermentação
/
Bactérias Gram-Positivas
/
Fatores de Lactose
Tipo de estudo:
Diagnostic_studies
/
Prognostic_studies
/
Risk_factors_studies
Limite:
Humans
Idioma:
En
Revista:
Braz. j. microbiol
Assunto da revista:
MICROBIOLOGIA
Ano de publicação:
2010
Tipo de documento:
Article
País de afiliação:
Brasil