Characterization and probiotic potential of lactic acid bacteria isolated from dadiah sampled in West Sumatra

Abstract Dadiah is a traditional dairy food from West Sumatra. Dadiah is made by fermenting fresh buffalo milk in banana leaves covered bamboo sticks at room temperature for two days. Dadiah is nutritious because it contains lactic acid bacteria (LAB) that have probiotic properties. This study aims...

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Detalles Bibliográficos
Autores: AMELIA,Rinita, PHILIP,Koshy, PRATAMA,Yudha Endra, PURWATI,Endang
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2021
País:Brasil
Institución:Sociedade Brasileira de Ciência e Tecnologia de Alimentos (SBCTA)
Repositorio:Food Science and Technology (Campinas)
Idioma:inglés
OAI Identifier:oai:scielo:S0101-20612021000600746
Acceso en línea:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0101-20612021000600746
Access Level:acceso abierto
Palabra clave:lactic acid bacteria
Dadiah
lactobacillus fermentum
probiotic
Descripción
Sumario:Abstract Dadiah is a traditional dairy food from West Sumatra. Dadiah is made by fermenting fresh buffalo milk in banana leaves covered bamboo sticks at room temperature for two days. Dadiah is nutritious because it contains lactic acid bacteria (LAB) that have probiotic properties. This study aims to determine the characteristics and biochemical properties of LAB by catalase assay and fermentation type. We identified the LAB found in dadiah using conventional laboratory tests and 16S rRNA sequencing methods and confirmed that the LAB was Lactobacillus fermentum. Gram staining showed that the isolated bacteria were Gram-positive bacilli and the catalase assay and fermentation type showed it to be negative catalase and homofermentative.