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Publication Details
AFRICAN RESEARCH NEXUS
SHINING A SPOTLIGHT ON AFRICAN RESEARCH
Phenotypic and genetic heterogeneity of lactic acid bacteria isolated from "Alheira", a traditional fermented sausage produced in Portugal
Meat Science, Volume 82, No. 3, Year 2009
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Description
The aim of this study was to evaluate the phenotypic and genetic heterogeneity of lactic acid bacteria (LAB) isolated from "Alheira", a fermented sausage produced in Portugal. LAB were identified to genus and species level by phenotypic characteristics, using genus or species-specific primers and sequencing of the gene encoding 16S rRNA. Two-hundred and eighty-three isolates were grouped into 14 species. Lactobacillus plantarum was isolated from all sausages and Enterococcus faecalis from most of the samples. Low numbers of Lactobacillus paraplantarum, Lactobacillus brevis, Lactobacillus rhamnosus, Lactobacillus sakei, Lactobacillus zeae, Lactobacillus paracasei, Leuconostoc mesenteroides, Pediococcus pentosaceus, Pediococcus acidilactici, Weissella cibaria, Weissella viridescens and Enterococcus faecium were recorded. The genetic heterogeneity of L. plantarum and E. faecalis strains were determined by numerical analysis of DNA banding patterns obtained by RAPD-PCR. Strains of L. plantarum and E. faecalis were different from different producers. This study forms the basis from which starter cultures could be selected for production of "Alheira". © 2009 Elsevier Ltd. All rights reserved.
Authors & Co-Authors
Albano, Helena
Portugal, Porto
Escola Superior de Biotecnologia da Universidade Católica Portuguesa
van Reenen, Carol Ann
South Africa, Stellenbosch
Stellenbosch University
Todorov, S. D.
South Africa, Stellenbosch
Stellenbosch University
Cruz, Diana
Portugal, Porto
Escola Superior de Biotecnologia da Universidade Católica Portuguesa
Fraga, Luisa
Portugal, Porto
Escola Superior de Biotecnologia da Universidade Católica Portuguesa
Hogg, Tim
Portugal, Porto
Escola Superior de Biotecnologia da Universidade Católica Portuguesa
Dicks, Leon Milner Theodore
South Africa, Stellenbosch
Stellenbosch University
Teixeira, Paula Cristina Maia
Portugal, Porto
Escola Superior de Biotecnologia da Universidade Católica Portuguesa
Statistics
Citations: 70
Authors: 8
Affiliations: 2
Identifiers
Doi:
10.1016/j.meatsci.2009.02.009
Research Areas
Genetics And Genomics