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Efeito de uma cultura starter e de leveduras nativas na produção de Ocratoxina A por Penicillium nordicum em produtos cárneos

dc.contributor.authorMeftah, Sana
dc.contributor.authorAbid, Salwa
dc.contributor.authorDias, Teresa
dc.contributor.authorRodrigues, Paula
dc.date.accessioned2018-04-23T09:46:43Z
dc.date.available2018-04-23T09:46:43Z
dc.date.issued2016
dc.description.abstractOchratoxin A (OTA) is a secondary metabolite produced by Penicillium and Aspergillus genera and is considered one of the most important mycotoxins occurring in animal and human food chains. Oxidative stress, inhibition of protein synthesis, disruption of calcium homeostasis, inhibition of mitochondrial respiration and DNA damage are some of OTA´s mechanisms of action causing teratogenicity, immunotoxicity, neurotoxicity and mostly nephrotoxicity. In dry-cured and fermented meat products, OTA is strongly associated with Penicillium nordicum. Fungal growth and OTA production in meat products can be influenced by environmental conditions, physico-chemical characteristics of the matrix, and its endogenous flora. OTA is highly stable, so its destruction during normal food processing is very difficult to achieve. Bacteria and fungi have been tested as biocontrol agents against fungal development and OTA production, with variable results.pt_PT
dc.description.sponsorshipThe authors are grateful to the research center CIMO (strategic project PEst-OE/AGR/UI0690/ 2014).pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationMeftah, Sana; Abid, Salwa; Dias, Teresa; Rodrigues, Paula (2016). Efeito de uma cultura starter e de leveduras nativas na produção de Ocratoxina A por Penicillium nordicum em produtos cárneos. In Martins, Anabela (Coord.) IV Encontro de Investigadores do Instituto Politécnico de Bragança: livro de resumos. Bragança: Instituto Politécnicopt_PT
dc.identifier.urihttp://hdl.handle.net/10198/17159
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherInstituto Politécnico de Bragançapt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.titleEfeito de uma cultura starter e de leveduras nativas na produção de Ocratoxina A por Penicillium nordicum em produtos cárneospt_PT
dc.typeconference object
dspace.entity.typePublication
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/5876/PEst-OE%2FAGR%2FUI0690%2F2014/PT
oaire.citation.conferencePlaceBragançapt_PT
oaire.citation.titleV Encontro de Investigadores do Instituto Politécnico de Bragança: livro de resumos.pt_PT
oaire.fundingStream5876
person.familyNameDias
person.familyNameRodrigues
person.givenNameTeresa
person.givenNamePaula
person.identifier142703
person.identifier.ciencia-id2312-18AE-DA42
person.identifier.orcid0000-0002-9419-9561
person.identifier.orcid0000-0002-3789-2730
person.identifier.scopus-author-id56830642600
person.identifier.scopus-author-id7102639646
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typeconferenceObjectpt_PT
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