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dc.contributor.authorFERREIRA-NETO, R, C.
dc.contributor.authorARAÚJO, F. C. de
dc.contributor.authorSILVA, R. L. de O.
dc.contributor.authorMELO, N. F. de
dc.contributor.authorPANDOLF, V.
dc.contributor.authorFROSI, G.
dc.contributor.authorMORAIS, D. A. de L.
dc.contributor.authorSILVA, M. D. da
dc.contributor.authorRIVAS, R.
dc.contributor.authorSANTOS, M. G.
dc.contributor.authorAIDAR, S. de T.
dc.contributor.authorMORGANTE, C. V.
dc.contributor.authorBENKO-ISEPPON, A. M.
dc.date.accessioned2022-11-23T18:01:27Z-
dc.date.available2022-11-23T18:01:27Z-
dc.date.created2022-11-23
dc.date.issued2022
dc.identifier.citationPhysiologia Plantarum, 174, e13821. 2022.
dc.identifier.issn0031-9317 eISSN 1399-3054
dc.identifier.urihttp://www.alice.cnptia.embrapa.br/alice/handle/doc/1148636-
dc.descriptiontylosanthes scabra, popularly known as stylo, is native to the Brazilian Caatinga semi-arid region and stands out as a drought-tolerant shrub forage crop. This work pro-vides information about the plant response during the first 48 h of water deficit,followed by a rehydration treatment. Besides root transcriptomics data, 13 physiolog-ical or biochemical parameters were scrutinized. Additionally, RNA-Seq annotatedtranscripts not associated with the?Viridiplantae?clade were taxonomically catego-rized. It was found thatS. scabraquickly perceives and recovers from the oscillationsof the imposed water regime. Physiologically, mechanisms that minimize evapotrans-piration or protect the photosynthetic apparatus stood out. Biochemically, it wasfound that the root tissue invests in synthesizing compounds that can act as osmo-lytes (proline and sugars), emphasizing the importance of osmoregulation to waterdeficit acclimation. Consistently, transcriptome and qPCR analyses showed that a setof enriched biological processes with upregulated (UR) transcripts were involved inprotective functions against reactive oxygen species or encoding enzymes of impor-tant metabolic pathways, which might contribute toS. scabraresponse to water defi-cit. Additionally, several UR kinases and transcription factors were identified. Finally,in an innovative approach, some naturally occurring microbial groups (such asSchizo-saccharomyces,Bradyrhizobium, etc.) were identified in theS. scabraroots. This studyreveals insights into the physiological, biochemical, and molecular mechanisms under-lying theS. scabraresponse to water deficit and provides candidate genes that maybe useful in developing drought-tolerant crop varieties through biotechnologicalapplications
dc.language.isopor
dc.rightsopenAccess
dc.subjectForrageira nativa
dc.subjectPlanta resistente a seca
dc.subjectDeficit hídrico
dc.titleDehydration response in Stylosanthesscabra: transcriptional, biochemical, and physiological modulations.
dc.typeArtigo de periódico
dc.subject.thesagroCaatinga
dc.subject.thesagroVegetação Nativa
dc.subject.thesagroDesidratação Química
dc.subject.thesagroDeficiência Hídrica
dc.subject.thesagroHidratação
dc.subject.thesagroFisiologia Vegetal
dc.subject.thesagroResistência a Seca
dc.subject.nalthesaurusStylosanthes
dc.subject.nalthesaurusAlternative crops
dc.subject.nalthesaurusDrought tolerance
riaa.ainfo.id1148636
riaa.ainfo.lastupdate2022-11-23
dc.identifier.doihttps://doi.org/10.1111/ppl.13821
dc.contributor.institutionRIBAMAR COSTA FERREIRA-NETO, UFPE; FLÁVIA CZEKALSKI DE ARAÚJO, UFPE; ROBERTA LANE DE OLIVEIRA SILVA, UFPE; NATONIEL FRANKLIN DE MELO, CPATSA; VALESCA PANDOLF, UFPE; GABRIELLA FROSI, Université de Sherbrooke,Sherbrooke, Québec, Canada; DAVID ANDERSON DE LIMA MORAIS, Université deSherbrooke, Sherbrooke, Québec, Canada; MANASSÉS DANIEL DA SILVA, UFPE; REBECA RIVAS, UFPE; MAURO GUIDA SANTOS, UFPE; SAULO DE TARSO AIDAR, CPATSA; CAROLINA VIANNA MORGANTE, CPATSA; ANA MARIA BENKO-ISEPPON, UFPE.
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