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Population dynamics of mixed cultures of yeast and lactic acid bacteria in cider conditions BABT
Dierings,Leila Roseli; Braga,Cíntia Maia; Silva,Karolline Marques da; Wosiacki,Gilvan; Nogueira,Alessandro.
The objective of this work was to study the malolactic bioconversion in low acidity cider, according Brazilian conditions. The apple must was inoculated with Saccharomyces cerevisiae or S. cerevisiae with Oenococcus oeni. The control contained the indigenous microorganisms. Fermentation assays were carried out with clarified apple must from the Gala variety. At the beginning of fermentation, there was a fast growth of the non-Saccharomyces yeast population. Competitive inhibition occurred in all the assays, either with inoculated or indigenous populations of the yeast. The lactic acid bacteria count was ca. 1.41·10²CFU/mL at the beginning and 10(6)CFU/mL after yeast cells autolysis. The lactic bacteria O. oeni reached the highest population (10(7)CFU/mL)...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Apiculate yeast; Cider; Lactic acid bacteria; Alcoholic fermentation.
Ano: 2013 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1516-89132013000500016
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Identification and selection of non-Saccharomyces strains isolate from brazilian apple must Ciência Rural
Pietrowski,Giovana Arruda Moura; Bittencourt,Juliana Vitória Messias; Brandão,Luciana Rocha; Rosa,Carlos Augusto; Alberti,Aline; Nogueira,Alessandro.
ABSTRACT: This study aimed to know the biodiversity of non-Saccharomyces yeasts in Brazilian apples must with potential to improve of the aromatic quality of ciders. The strains were isolated from thirty-five (35) Gala and Fuji apple musts from different locations from south region of Brazil. Forty-five (45) strains were isolate and identified by PCR analysis. Results indicated ten (10) species: Candida oleophila, Candida parapsilosis, Candida tropicalis, Clavispora lusitaniae, Hanseniaspora guilliermondii, Hanseniaspora uvarum, Lodderomyces elongisporus, Pichia anomala, Pichia fermentans and Rhodotorula mucilaginosa. The genus Rhodotorula sp., Lodderomyces sp. and Clavispora sp. constituted 71.2% of the strains identified. The following strains, C....
Tipo: Info:eu-repo/semantics/article Palavras-chave: Apiculate yeast; Biodiversity; Fruity aroma; PCR analysis.
Ano: 2018 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782018000500750
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