[Inhibitory capacity of Lactobacillus spp. against pathogens involved in foodborne diseases].

Rev Argent Microbiol

Laboratorio de Inmunoquímica y Biotecnología, Centro de Investigación Veterinaria Tandil CONICET-CICPBA, Facultad de Ciencias Veterinarias, UNCPBA, Tandil, Buenos Aires, Argentina.

Published: February 2019

AI Article Synopsis

  • This study investigates the potential of Lactobacillus bacteria to inhibit foodborne pathogens like Escherichia coli O157:H7, Salmonella spp., and Staphylococcus aureus, which are significant threats to food safety.
  • Researchers collected samples during different stages of pork production and isolated 78 bacterial strains, with 27 identified as Lactobacillus spp.
  • Notably, 85.18% of the identified Lactobacillus strains demonstrated the ability to inhibit pathogens, suggesting their usefulness in promoting food safety.

Article Abstract

The genus Lactobacillus daily generates a growing interest among microbiologists and technologists, who try to discover new biotechnological applications and probiotic properties. The main goal of this study was to evaluate the inhibitory capacity of Lactobacillus spp. against pathogens (Escherichia coli O157:H7, Salmonella spp., Staphylococcus aureus) involved in foodborne diseases. For this purpose, samples were collected at different stages of the pork production chain. Seventy eight bacterial strains were isolated. Twenty seven (27) of these strains (37.18%) had genotypic and phenotypic characteristics corresponding to Lactobacillus spp. whereas 85.18% of them showed inhibitory capacity. These data showed that the studied strains represent a potential alternative to inactivate foodborne pathogens and thus provide safe food to consumers.

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http://dx.doi.org/10.1016/j.ram.2016.10.005DOI Listing

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