Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses

In this work, a total of 97 MRS-grown and 135 M17-grown lactic acid bacteria strains were isolated from 20 goat’s raw milk cheeses, and their antimicrobial, acidifying, and proteolytic activities were determined in vitro. Principal component analyses adjusted to a subset of 84 promising isolates evi...

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Main Authors: Beatriz Nunes Silva, Ana Sofia Faria, Vasco Cadavez, José António Teixeira, Ursula Gonzales-Barron
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Biology and Life Sciences Forum
Subjects:
Online Access:https://www.mdpi.com/2673-9976/6/1/9
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author Beatriz Nunes Silva
Ana Sofia Faria
Vasco Cadavez
José António Teixeira
Ursula Gonzales-Barron
author_facet Beatriz Nunes Silva
Ana Sofia Faria
Vasco Cadavez
José António Teixeira
Ursula Gonzales-Barron
author_sort Beatriz Nunes Silva
collection DOAJ
description In this work, a total of 97 MRS-grown and 135 M17-grown lactic acid bacteria strains were isolated from 20 goat’s raw milk cheeses, and their antimicrobial, acidifying, and proteolytic activities were determined in vitro. Principal component analyses adjusted to a subset of 84 promising isolates evidenced that, for MRS isolates, antagonism against <i>Staphylococcus aureus</i> correlated well with higher acidification potential, whereas for M17 isolates, the antagonisms against <i>S. aureus</i> and <i>Listeria monocytogenes</i> were more correlated. The outcomes highlighted various strains with pathogen inhibition ability and satisfactory technological properties that may be useful for the development of a customised starter culture.
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spelling doaj.art-c637872b5ee64c1a9f18393ae6db05082023-11-17T09:57:11ZengMDPI AGBiology and Life Sciences Forum2673-99762021-10-0161910.3390/Foods2021-11101Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk CheesesBeatriz Nunes Silva0Ana Sofia Faria1Vasco Cadavez2José António Teixeira3Ursula Gonzales-Barron4Centro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalCEB—Centre of Biological Engineering, University of Minho, 4710-057 Braga, PortugalCentro de Investigação de Montanha (CIMO), Instituto Politécnico de Bragança, Campus de Santa Apolónia, 5300-253 Bragança, PortugalIn this work, a total of 97 MRS-grown and 135 M17-grown lactic acid bacteria strains were isolated from 20 goat’s raw milk cheeses, and their antimicrobial, acidifying, and proteolytic activities were determined in vitro. Principal component analyses adjusted to a subset of 84 promising isolates evidenced that, for MRS isolates, antagonism against <i>Staphylococcus aureus</i> correlated well with higher acidification potential, whereas for M17 isolates, the antagonisms against <i>S. aureus</i> and <i>Listeria monocytogenes</i> were more correlated. The outcomes highlighted various strains with pathogen inhibition ability and satisfactory technological properties that may be useful for the development of a customised starter culture.https://www.mdpi.com/2673-9976/6/1/9antimicrobial activityproteolytic activityacidifying activitybiopreservation
spellingShingle Beatriz Nunes Silva
Ana Sofia Faria
Vasco Cadavez
José António Teixeira
Ursula Gonzales-Barron
Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses
Biology and Life Sciences Forum
antimicrobial activity
proteolytic activity
acidifying activity
biopreservation
title Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses
title_full Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses
title_fullStr Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses
title_full_unstemmed Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses
title_short Technological Potential of Lactic Acid Bacteria Isolated from Portuguese Goat’s Raw Milk Cheeses
title_sort technological potential of lactic acid bacteria isolated from portuguese goat s raw milk cheeses
topic antimicrobial activity
proteolytic activity
acidifying activity
biopreservation
url https://www.mdpi.com/2673-9976/6/1/9
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