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Evaluation of the prebiotic potential of arabinoxylans from brewer's spent grain

dc.contributor.authorReis, Sofia F
dc.contributor.authorGullón Estévez, Beatriz
dc.contributor.authorGullón, Patricia
dc.contributor.authorFerreira, Susana
dc.contributor.authorBaptista, Cláudio
dc.contributor.authorAlonso, José L
dc.contributor.authorDomingues, F.C.
dc.contributor.authorAbu-Ghannam, Nissreen
dc.date.accessioned2019-12-02T17:05:39Z
dc.date.available2019-12-02T17:05:39Z
dc.date.issued2014-11
dc.description.abstractArabinoxylans (AX) consumption has been related to the treatment and prevention of cardiovascular diseases, type II diabetes, colorectal cancer and obesity. The beneficial health effects are conferred through gut microbiota modulation, and therefore, they have been proposed as potential slowly fermentable prebiotic candidates. As the mechanisms are not yet well understood, the prebiotic potential of AX from brewer's spent grain (BSG) has been investigated. Two types of AX from BSG (AX1 and AX2) of different length and branching averages were fermented with human faecal inocula and compared to fermented cultures containing a commercial prebiotic (fructooligosaccharide (FOS)) and cultures with no added carbohydrate (control). Results demonstrated that the AX were extensively metabolised after 48 h of fermentation. The pH decreased along fermentation and the lowest value was achieved in AX1 cultures. The production of short chain fatty acids (SCFA) was higher in AX cultures than in cultures containing FOS and controls, with AX1 presenting the highest concentrations. The stimulatory effect of beneficial bacteria was higher in AX cultures, and AX2 presented the highest positive effect. Prebiotic potential of AX from BSG was confirmed by the production of SCFA and the modulation of gut microbiota, especially by the high increase in bifidobacteria populations.pt_PT
dc.description.versioninfo:eu-repo/semantics/publishedVersionpt_PT
dc.identifier.doi10.1007/s00253-014-6009-8pt_PT
dc.identifier.urihttp://hdl.handle.net/10400.6/7650
dc.language.isoengpt_PT
dc.peerreviewedyespt_PT
dc.subjectArabinoxylanspt_PT
dc.subjectBrewer’s spent grainpt_PT
dc.subjectPrebioticspt_PT
dc.subjectShort chain fatty acidspt_PT
dc.subjectqPCRpt_PT
dc.subjectIntestinal microbiotapt_PT
dc.titleEvaluation of the prebiotic potential of arabinoxylans from brewer's spent grainpt_PT
dc.typejournal article
dspace.entity.typePublication
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/SFRH/SFRH%2FBPD%2F79941%2F2011/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/SFRH/SFRH%2FBPD%2F79942%2F2011/PT
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/SFRH/SFRH%2FBD%2F66857%2F2009/PT
oaire.citation.endPage9373pt_PT
oaire.citation.issue22pt_PT
oaire.citation.startPage9365pt_PT
oaire.citation.titleApplied Microbiology and Biotechnologypt_PT
oaire.citation.volume98pt_PT
oaire.fundingStreamSFRH
oaire.fundingStreamSFRH
oaire.fundingStreamSFRH
person.familyNameGullón Estévez
person.familyNameMaia Baptista
person.familyNameDomingues
person.familyNameAbu-Ghannam
person.givenNameBeatriz
person.givenNameCláudio Jorge
person.givenNameFernanda
person.givenNameNissreen
person.identifierhttps://scholar.google.pt/citations?user=hFKOd_QAAAAJ&hl=pt-PT&oi=ao
person.identifier.ciencia-idED13-E1EA-EC0F
person.identifier.ciencia-id5115-FCBD-A31F
person.identifier.ciencia-id6514-0498-3E8F
person.identifier.orcid0000-0002-2529-1348
person.identifier.orcid0000-0002-5658-5445
person.identifier.orcid0000-0002-9540-0853
person.identifier.orcid0000-0003-1608-5937
person.identifier.ridN-7295-2013
person.identifier.scopus-author-id6503889474
person.identifier.scopus-author-id23097426600
person.identifier.scopus-author-id10139481400
person.identifier.scopus-author-id6602945497
project.funder.identifierhttp://doi.org/10.13039/501100001871
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
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.embargofctCopyright cedido à editora no momento da publicação.pt_PT
rcaap.rightsclosedAccesspt_PT
rcaap.typearticlept_PT
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