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Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi

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Resumo:Olea europaea L. is a cultivar of major importance in Portuguese economy. Among the diseases that affect Portuguese olive orchards’, olive-knot, caused by Pseudomonas savastanoi, is responsible for drastic reduction in olive oil production. It was observed that the impact of this disease in O. europaea Galega Vulgar was low when compared to what is observed in other Portuguese varieties. When elicitated with P. savastanoi, suspension cell cultures of O. europaea Galega Vulgar exhibit two bursts of superoxide ion production (100 and 300 minutes after the elicitation), characteristic of the Hypersensitive Response observed in incompatible plant-microbial interactions. Towards the identification of O. europaea genes involved in the defence mechanisms against P. savastanoi, we have constructed a cDNA library of elicitated cells. Screenings for the identification of genes encoding phenylpropanoid pathway enzymes (phenylalanine ammonia lyase- PAL- and chalcone synthase-CHS) were performed and expression analysis of the corresponding transcripts during the time course of elicitation is in progress.
Autores principais:Cruz, A. Braga da
Outros Autores:Tavares, R. M.
Ano:2003
País:Portugal
Tipo de documento:póster em conferência
Tipo de acesso:acesso restrito
Instituição associada:Universidade do Minho
Idioma:inglês
Origem:RepositóriUM - Universidade do Minho
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author Cruz, A. Braga da
author2 Tavares, R. M.
author2_role author
author_facet Cruz, A. Braga da
Tavares, R. M.
author_role author
contributor_name_str_mv RepositóriUM - Universidade do Minho
country_str PT
creators_json_txt [{\"Person.name\":\"Cruz, A. Braga da\"},{\"Person.name\":\"Tavares, R. M.\"}]
datacite.contributors.contributor.contributorName.fl_str_mv RepositóriUM - Universidade do Minho
datacite.creators.creator.creatorName.fl_str_mv Cruz, A. Braga da
Tavares, R. M.
datacite.date.Accepted.fl_str_mv 2003-06-01T00:00:00Z
datacite.date.available.fl_str_mv 2005-09-08T15:51:12Z
datacite.date.embargoed.fl_str_mv 2005-09-08T15:51:12Z
datacite.rights.fl_str_mv http://purl.org/coar/access_right/c_16ec
datacite.titles.title.fl_str_mv Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
dc.contributor.none.fl_str_mv RepositóriUM - Universidade do Minho
dc.creator.none.fl_str_mv Cruz, A. Braga da
Tavares, R. M.
dc.date.Accepted.fl_str_mv 2003-06-01T00:00:00Z
dc.date.available.fl_str_mv 2005-09-08T15:51:12Z
dc.date.embargoed.fl_str_mv 2005-09-08T15:51:12Z
dc.format.none.fl_str_mv application/pdf
dc.identifier.none.fl_str_mv https://hdl.handle.net/1822/2836
dc.language.none.fl_str_mv eng
dc.rights.none.fl_str_mv http://purl.org/coar/access_right/c_16ec
dc.title.fl_str_mv Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
dc.type.none.fl_str_mv http://purl.org/coar/resource_type/c_6670
description Olea europaea L. is a cultivar of major importance in Portuguese economy. Among the diseases that affect Portuguese olive orchards’, olive-knot, caused by Pseudomonas savastanoi, is responsible for drastic reduction in olive oil production. It was observed that the impact of this disease in O. europaea Galega Vulgar was low when compared to what is observed in other Portuguese varieties. When elicitated with P. savastanoi, suspension cell cultures of O. europaea Galega Vulgar exhibit two bursts of superoxide ion production (100 and 300 minutes after the elicitation), characteristic of the Hypersensitive Response observed in incompatible plant-microbial interactions. Towards the identification of O. europaea genes involved in the defence mechanisms against P. savastanoi, we have constructed a cDNA library of elicitated cells. Screenings for the identification of genes encoding phenylpropanoid pathway enzymes (phenylalanine ammonia lyase- PAL- and chalcone synthase-CHS) were performed and expression analysis of the corresponding transcripts during the time course of elicitation is in progress.
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person_str_mv Cruz, A. Braga da
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spelling engengOlea europaea L. is a cultivar of major importance in Portuguese economy. Among the diseases that affect Portuguese olive orchards’, olive-knot, caused by Pseudomonas savastanoi, is responsible for drastic reduction in olive oil production. It was observed that the impact of this disease in O. europaea Galega Vulgar was low when compared to what is observed in other Portuguese varieties. When elicitated with P. savastanoi, suspension cell cultures of O. europaea Galega Vulgar exhibit two bursts of superoxide ion production (100 and 300 minutes after the elicitation), characteristic of the Hypersensitive Response observed in incompatible plant-microbial interactions. Towards the identification of O. europaea genes involved in the defence mechanisms against P. savastanoi, we have constructed a cDNA library of elicitated cells. Screenings for the identification of genes encoding phenylpropanoid pathway enzymes (phenylalanine ammonia lyase- PAL- and chalcone synthase-CHS) were performed and expression analysis of the corresponding transcripts during the time course of elicitation is in progress.application/pdfengIdentification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoiCruz, A. Braga daTavares, R. M.HostingInstitutionOrganizationalRepositóriUM - Universidade do Minhoe-mailmailto:repositorium@usdb.uminho.ptrepositorium@usdb.uminho.pt2005-09-08T15:51:12Z2003-062003-06-01T00:00:00ZHandlehttps://hdl.handle.net/1822/2836http://purl.org/coar/access_right/c_16ecrestricted access846140 bytesother research producthttp://purl.org/coar/resource_type/c_6670conference posterhttp://purl.org/coar/access_right/c_16ecapplication/pdffulltexthttps://repositorium.uminho.pt/bitstreams/30d75b70-4752-4cba-9309-25c4c523d907/download
spellingShingle Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
Cruz, A. Braga da
status SINGLETON
title Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
title_full Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
title_fullStr Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
title_full_unstemmed Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
title_short Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
title_sort Identification and expression analysis of Pal genes during elicitation of Olea europaea by Pseudomonas savastanoi
url https://hdl.handle.net/1822/2836
visible 1