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Characterization of edible films based on alginate or whey protein incorporated with Bifidobacterium animalis subsp. lactis BB-12 and prebiotics

dc.contributor.authorPereira, Joana Odila
dc.contributor.authorSoares, José
dc.contributor.authorCosta, Eduardo
dc.contributor.authorSilva, Sara
dc.contributor.authorGomes, Ana
dc.contributor.authorPintado, Manuela
dc.date.accessioned2019-08-05T08:23:34Z
dc.date.available2019-08-05T08:23:34Z
dc.date.issued2019
dc.description.abstractRecently, edible films were shown to be an effective strategy for the delivery of functional ingredients, such as probiotics and prebiotics. With that in mind, two soluble fibres (inulin and fructooligosaccharides) were selected as prebiotic elements, in whey protein isolate (WPI) and alginate (ALG) matrices plasticized with glycerol and used for the incorporation of Bifidobacterium animalis subsp. lactis BB-12. The results obtained showed that the viability of the B. animalis subsp. lactis BB-12 probiotic strain was maintained within the minimum threshold (10(6) CFU/g) necessary to act as a probiotic throughout 60 days of storage at 23 degrees C. The incorporation of prebiotic compounds improved B. animalis subsp. lactis BB-12 viability, with inulin showing the best performance, as it maintained the viability at 7.34 log CFU/g. The compositional characteristics (biopolymer type and prebiotics addition) of the film forming solutions had no significant impact upon the viability of the probiotic strain. The incorporation of probiotics and prebiotics did not modify the infrared spectra, revealing that the molecular structure of the films was not modified. The moisture content and water solubility decreased positively in WPI- and ALG-based films with the addition of prebiotics compounds. Overall, the results obtained in this work support the use of WPI films containing inulin as a good strategy to immobilize B. animalis subsp. lactis BB-12, with potential applications in the development of functional foods.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.citationOdila Pereira, J., Soares, J., Costa, E., Silva, S., Gomes, A., & Pintado, M. (2019). Characterization of Edible Films Based on Alginate or Whey Protein Incorporated with Bifidobacterium animalis subsp. lactis BB-12 and Prebiotics. Coatings, 9(8), 493. https://doi.org/10.3390/coatings9080493pt_PT
dc.identifier.doi10.3390/coatings9080493pt_PT
dc.identifier.eid85071193675
dc.identifier.eissn2079-6412
dc.identifier.urihttp://hdl.handle.net/10400.14/28088
dc.identifier.wos000482996800031
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.publisherMDPIpt_PT
dc.rights.urihttp://creativecommons.org/licenses/by/4.0/pt_PT
dc.subjectEdible filmspt_PT
dc.subjectWhey protein isolatept_PT
dc.subjectAlginatept_PT
dc.subjectPrebioticspt_PT
dc.subjectBifidobacteriumpt_PT
dc.titleCharacterization of edible films based on alginate or whey protein incorporated with Bifidobacterium animalis subsp. lactis BB-12 and prebioticspt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/SFRH/SFRH%2FBD%2F88383%2F2012/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/5876/UID%2FMulti%2F50016%2F2013/PT
oaire.citation.issue8
oaire.citation.titleCoatingspt_PT
oaire.citation.volume9
oaire.fundingStreamSFRH
oaire.fundingStream5876
person.familyNameOdila Pereira
person.familyNameCosta
person.familyNameGomes
person.familyNamePintado
person.givenNameJoana
person.givenNameEduardo
person.givenNameAna Maria
person.givenNameMaria Manuela
person.identifier2343777
person.identifier162628
person.identifier456608
person.identifier.ciencia-id9F15-0B2E-3DE8
person.identifier.ciencia-idB218-870B-98B5
person.identifier.ciencia-idAA12-BFC1-B2E3
person.identifier.ciencia-id2F13-AAE0-3405
person.identifier.orcid0000-0003-0300-5635
person.identifier.orcid0000-0003-3121-4514
person.identifier.orcid0000-0001-7883-2446
person.identifier.orcid0000-0002-0760-3184
person.identifier.ridB-9944-2013
person.identifier.ridF-5696-2013
person.identifier.scopus-author-id57190164112
person.identifier.scopus-author-id55249865700
person.identifier.scopus-author-id57190668768
person.identifier.scopus-author-id7004483898
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameFundação para a Ciência e a Tecnologia
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspt_PT
rcaap.typearticlept_PT
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