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Article Dans Une Revue Microbes and Infection Année : 2022

Genomic characterization of Listeria spp. isolated from tonsils, udder and feces of domestic dairy ruminants in Spain

Résumé

Two species of Listeria are pathogenic, Listeria monocytogenes and Listeria ivanovii. Although studies have shown that dairy ruminants shed Listeria spp. in feces, there is little information about ruminants that do not shed Listeria spp. in their feces but asymptomatically carry them in organs. We evidence that ruminants can asymptomatically carry L. ivanovii in udders and L. monocytogenes and L. ivanovii in tonsils without fecal shedding. Whole-genome sequence of L. monocytogenes and L. ivanovii contained known core genes involved in virulence and antibiotic resistance. This work highlights tonsils and udders as a Listeria intra-host site of colonization.
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pasteur-03922761 , version 1 (04-01-2023)

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Carla Palacios-Gorba, Alexandra Moura, Yuval Markovich, Nathalie Tessaud-Rita, Ángel Gómez-Martín, et al.. Genomic characterization of Listeria spp. isolated from tonsils, udder and feces of domestic dairy ruminants in Spain. Microbes and Infection, 2022, pp.105079. ⟨10.1016/j.micinf.2022.105079⟩. ⟨pasteur-03922761⟩
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