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dc.contributor.author
Garcés, Marisa Elisabeth
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Olivera, Nelda Lila
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Moris, Mariano
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Iglesias, Martín Sebastián
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Castaños, Cecilia
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Sequeiros, Cynthia
dc.date.available
2024-03-12T10:38:43Z
dc.date.issued
2018
dc.identifier.citation
Effect of probiotic bacteria isolated from Patagonia on zebrafish gut microbiota and growth; 54th Annual Meeting Agentine Society for Biochemistry and Molecular Biology; Paraná; Argentina; 2018; 70-71
dc.identifier.uri
http://hdl.handle.net/11336/230105
dc.description.abstract
Probiotics are an interesting alternative for sustainable aquaculture. The aim of this study was to assess the effect of probiotic bacteria isolated from Patagonian fish (T4, H16, and TW34) on gut microbiota and growth performance using zebrafish as an experimental model. Assays included one recirculating system (3 tanks) for each probiotic treatment (commercial feed inoculated with one probiotic strain at 1x107 CFU/g) and a control system (only commercial feed). Each tank was randomly stocked with 18 fish, whose weight and length were determined at 0, 15, 30, 60, and 90 days during probiotic treatment. Fish specific growth rate (SGR), condition factor (K), and food conversion ratio (FCR) were also calculated. Total viable bacteria, lactic acid bacteria (LAB), enterobacteria, and Vibrio spp. were quantified by plate-counting to assess the intestinal microbiota at the end of the experiment. As the probiotic strains have antimicrobial activity against fish pathogens, their abundances were detected using the double layer agar method. After 90 days of treatment with T4, H16, or TW34, intestine LAB counts were higher, and Vibrio spp. and enterobacteria lower than those of the control group. Strains T4, H16, or TW34 were recovered from the intestinal microbiota of treated fish (6.8, 7.24, and 7.4 Log10CFU/g of intestine, respectively). At the same time, fish weight of groups fed with T4 or H16 was significantly greater than that of the control. Particularly, fish treated with H16 showed the highest SGR and K, and the lowest FCR, thus its application in aquaculture could be promising.
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application/pdf
dc.language.iso
eng
dc.publisher
Tech Science Press
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
ZEBRAFISH
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PROBIOTIC
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INTESTINAL TRACT
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LACTIC ACID BACTERIA
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Biología Celular, Microbiología
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Ciencias Biológicas
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CIENCIAS NATURALES Y EXACTAS
dc.title
Effect of probiotic bacteria isolated from Patagonia on zebrafish gut microbiota and growth
dc.type
info:eu-repo/semantics/publishedVersion
dc.type
info:eu-repo/semantics/conferenceObject
dc.type
info:ar-repo/semantics/documento de conferencia
dc.date.updated
2022-11-09T15:58:24Z
dc.identifier.eissn
1667-5746
dc.journal.volume
42
dc.journal.number
Suplemento 2
dc.journal.pagination
70-71
dc.journal.pais
Argentina
dc.journal.ciudad
Mendoza
dc.description.fil
Fil: Garcés, Marisa Elisabeth. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto Patagónico para el Estudio de los Ecosistemas Continentales; Argentina
dc.description.fil
Fil: Olivera, Nelda Lila. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto Patagónico para el Estudio de los Ecosistemas Continentales; Argentina
dc.description.fil
Fil: Moris, Mariano. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Centro para el Estudio de Sistemas Marinos; Argentina
dc.description.fil
Fil: Iglesias, Martín Sebastián. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Instituto Patagónico para el Estudio de los Ecosistemas Continentales; Argentina
dc.description.fil
Fil: Castaños, Cecilia. Universidad Tecnológica Nacional. Facultad Regional Chubut; Argentina
dc.description.fil
Fil: Sequeiros, Cynthia. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Centro Nacional Patagónico. Centro para el Estudio de Sistemas Marinos; Argentina
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://saib.org.ar/sites/default/files/BIOCELL-SAIB-2018.pdf
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Autor
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Autor
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Autor
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Autor
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Autor
dc.coverage
Internacional
dc.type.subtype
Reunión
dc.description.nombreEvento
54th Annual Meeting Agentine Society for Biochemistry and Molecular Biology
dc.date.evento
2018-11-05
dc.description.ciudadEvento
Paraná
dc.description.paisEvento
Argentina
dc.type.publicacion
Journal
dc.description.institucionOrganizadora
Consejo Nacional de Investigaciones Científicas y Técnicas
dc.description.institucionOrganizadora
Sociedad Española de Bioquímica y Biología Molecular
dc.source.revista
Biocell
dc.date.eventoHasta
2018-11-08
dc.type
Reunión
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