Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi

Biofilm is a community of microorganisms that interrelated and covered by an extracellular polymer matrix. This biofilm can be produced by Lactic acid bacteria (LAB) which was edible for human and animal.  Therefore, it possible to be applied in the food and health industry. One source of LAB is kim...

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Autores principales: FADILLA SAPALINA, Endah Retnaningrum
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Publicado: MBI & UNS Solo 2020
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Acceso en línea:https://doaj.org/article/25ac6e0a59bb47bd8403a29d7612173c
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spelling oai:doaj.org-article:25ac6e0a59bb47bd8403a29d7612173c2021-11-22T00:28:56ZMolecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi1412-033X2085-472210.13057/biodiv/d210315https://doaj.org/article/25ac6e0a59bb47bd8403a29d7612173c2020-02-01T00:00:00Zhttps://smujo.id/biodiv/article/view/4961https://doaj.org/toc/1412-033Xhttps://doaj.org/toc/2085-4722Biofilm is a community of microorganisms that interrelated and covered by an extracellular polymer matrix. This biofilm can be produced by Lactic acid bacteria (LAB) which was edible for human and animal.  Therefore, it possible to be applied in the food and health industry. One source of LAB is kimchi, as fermented food from Korea and it has good benefits for health. This research aimed to obtain LAB from kimchi that can produce edible biofilms and to identify LAB producing edible biofilms based on the 16S rRNA gene. Isolation of lactic acid bacteria from kimchi cultured in MRS agar medium containing 1% CaCO3, biofilm production test with biofilm assay method and zeolite as a substrate to adherent cells. For amplification of 16S rRNA gene used primer 27F and 1492R. The isolate of KA2, KA5, KB1, and KC4 isolated from kimchi and could produce biofilms with the highest biofilm formation at 48 hours incubation time. Based on molecular identification with 16S rRNA gene sequencing, the four isolates identified as Lactobacillus brevis species.FADILLA SAPALINAEndah RetnaningrumMBI & UNS Soloarticleextracellular polymer matrix, lactobacillus brevis, 16s rrna gene, zeoliteBiology (General)QH301-705.5ENBiodiversitas, Vol 21, Iss 3 (2020)
institution DOAJ
collection DOAJ
language EN
topic extracellular polymer matrix, lactobacillus brevis, 16s rrna gene, zeolite
Biology (General)
QH301-705.5
spellingShingle extracellular polymer matrix, lactobacillus brevis, 16s rrna gene, zeolite
Biology (General)
QH301-705.5
FADILLA SAPALINA
Endah Retnaningrum
Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
description Biofilm is a community of microorganisms that interrelated and covered by an extracellular polymer matrix. This biofilm can be produced by Lactic acid bacteria (LAB) which was edible for human and animal.  Therefore, it possible to be applied in the food and health industry. One source of LAB is kimchi, as fermented food from Korea and it has good benefits for health. This research aimed to obtain LAB from kimchi that can produce edible biofilms and to identify LAB producing edible biofilms based on the 16S rRNA gene. Isolation of lactic acid bacteria from kimchi cultured in MRS agar medium containing 1% CaCO3, biofilm production test with biofilm assay method and zeolite as a substrate to adherent cells. For amplification of 16S rRNA gene used primer 27F and 1492R. The isolate of KA2, KA5, KB1, and KC4 isolated from kimchi and could produce biofilms with the highest biofilm formation at 48 hours incubation time. Based on molecular identification with 16S rRNA gene sequencing, the four isolates identified as Lactobacillus brevis species.
format article
author FADILLA SAPALINA
Endah Retnaningrum
author_facet FADILLA SAPALINA
Endah Retnaningrum
author_sort FADILLA SAPALINA
title Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
title_short Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
title_full Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
title_fullStr Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
title_full_unstemmed Molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
title_sort molecular characterization of lactic acid bacteria producing edible biofilm isolated from kimchi
publisher MBI & UNS Solo
publishDate 2020
url https://doaj.org/article/25ac6e0a59bb47bd8403a29d7612173c
work_keys_str_mv AT fadillasapalina molecularcharacterizationoflacticacidbacteriaproducingediblebiofilmisolatedfromkimchi
AT endahretnaningrum molecularcharacterizationoflacticacidbacteriaproducingediblebiofilmisolatedfromkimchi
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