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Quantitative RT-PCR analysis of differentially expressed genes in Quercus suber in response to Phytophthora cinnamomi infection

dc.contributor.authorEbadzad, G.
dc.contributor.authorCravador, A.
dc.date.accessioned2014-11-13T15:00:48Z
dc.date.available2014-11-13T15:00:48Z
dc.date.issued2014-10-17
dc.date.updated2014-11-03T20:02:55Z
dc.description.abstractcDNA-AFLP methodology was used to gain insight into gene fragments differentially present in the mRNA profiles of Quercus suber roots infected with zoospores of Phytophthora cinnamomi at different post challenge time points. Fifty-three transcript-derived fragments (TDFs) were identified and sequenced. Six candidate genes were selected based on their expression patterns and homology to genes known to play a role in defence. They encode a cinnamyl alcohol dehydrogenase2 (QsCAD2), a protein disulphide isomerase (QsPDI), a CC-NBS-LRR resistance protein (QsRPc), a thaumatin-like protein (QsTLP), a chitinase (QsCHI) and a 1,3-β-glucanase (QsGlu). Evaluation of the expression of these genes by quantitative polymerase chain reaction (qPCR) revealed that transcript levels of QsRPc, QsCHI, QsCAD2 and QsPDI increased during the first 24 h post-inoculation, while those of thaumatin-like protein decreased. No differential expression was observed for 1,3-β-glucanase (QsGlu).Four candidate reference genes, polymerase II (QsRPII), eukaryotic translation initiation factor 5A (QsEIF-5A), β-tubulin (QsTUB) and a medium subunit family protein of clathrin adaptor complexes (QsCACs) were assessed to determine the most stable internal references for qRT-PCR normalization in the Phytophthora-Q. suber pathosystem in root tissues. Those found to be more stable, QsRPII and QsCACs, were used as internal reference in the present work.Knowledge on the Quercus defence mechanisms against biotic stress is scarce. This study provides an insight into the gene profiling of a few important genes of Q. suber in response to P. cinnamomi infection contributing to the knowledge of the molecular interactions involving Quercus and root pathogens that can be useful in the future to understand the mechanisms underlying oak resistance to soil-borne oomycetes.por
dc.description.versionPeer Reviewed
dc.identifier.citationSpringerPlus. 2014 Oct 17;3(1):613por
dc.identifier.doihttp://dx.doi.org/10.1186/2193-1801-3-613
dc.identifier.otherAUT: ACR00659;
dc.identifier.urihttp://hdl.handle.net/10400.1/5625
dc.language.isoeng
dc.peerreviewedyespor
dc.publisherSpringerPluspor
dc.relationMorphological Impacts and COastal Risks induced by Extreme storm events
dc.rights.holderGhazal Ebadzad et al.; licensee BioMed Central Ltd.
dc.subjectCork oakpor
dc.subjectReference genespor
dc.subjectDefence responsepor
dc.subjectqRT-PCRpor
dc.subjectBiotic stresspor
dc.titleQuantitative RT-PCR analysis of differentially expressed genes in Quercus suber in response to Phytophthora cinnamomi infectionpor
dc.typejournal article
dspace.entity.typePublication
oaire.awardTitleMorphological Impacts and COastal Risks induced by Extreme storm events
oaire.awardURIinfo:eu-repo/grantAgreement/EC/FP7/202798
oaire.awardURIinfo:eu-repo/grantAgreement/EC/FP7/202798/EU
oaire.awardURIinfo:eu-repo/grantAgreement/FCT/SFRH/SFRH%2FBD%2F76979%2F2011/PT
oaire.citation.endPage13por
oaire.citation.issue(1):613por
oaire.citation.startPage2por
oaire.citation.titleSpringerPluspor
oaire.citation.volume3por
oaire.fundingStreamFP7
oaire.fundingStreamFP7
oaire.fundingStreamSFRH
person.familyNameCravador
person.givenNameAlfredo
person.identifier.orcid0000-0002-9831-9815
person.identifier.ridK-7247-2012
person.identifier.scopus-author-id6602537257
project.funder.identifierhttp://doi.org/10.13039/501100008530
project.funder.identifierhttp://doi.org/10.13039/501100008530
project.funder.identifierhttp://doi.org/10.13039/501100001871
project.funder.nameEuropean Commission
project.funder.nameEuropean Commission
project.funder.nameFundação para a Ciência e a Tecnologia
rcaap.rightsopenAccesspor
rcaap.typearticlepor
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relation.isAuthorOfPublication.latestForDiscovery8c84a9e6-6b7f-4b50-93a2-152c85901722
relation.isProjectOfPublicationc7407ec7-5883-4711-87b1-50b9c104036e
relation.isProjectOfPublication56278dca-1378-4880-a473-3927fbf9f956
relation.isProjectOfPublicatione0e70da8-c580-4086-b12f-eeb376cef28c
relation.isProjectOfPublication.latestForDiscoveryc7407ec7-5883-4711-87b1-50b9c104036e

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