Role of nitric oxide in soybean cotyledon senescence
- Autores
- Jasid, Sebastian Alberto; Galatro, Andrea Verónica; Villordo, Juan Javier; Puntarulo, Susana Ángela; Simontacchi, Marcela Silvia
- Año de publicación
- 2009
- Idioma
- inglés
- Tipo de recurso
- artículo
- Estado
- versión publicada
- Descripción
- Senescence was studied in soybean (Glycine max, var ALM 4500) cotyledons from 10- and 25-day-old seedlings. Rejuvenated cotyledons, obtained by removing epicotyls from 5-day seedlings, showed a lower decrease in the content of photosynthetic pigments from day 10 to day 25, as compared to naturally senescent cotyledons. Unlike controls, rejuvenated cotyledons showed no changes in electrolyte leakage, chlorophyll a, and carotene content during the studied period. At day 10, nitric oxide (NO) content in rejuvenated cotyledons was higher than in naturally senescent cotyledons. The role of NO in senescence was assessed by exposing seedlings to sodium nitroprusside (SNP). SNP-treated cotyledons showed a constant NO content over the studied period of 4.0 0.4 nmol g1 FW, conserved photosynthetic pigment content and lower lipid radical content, as compared to naturally senescent cotyledons. These results suggest that NO can protect against senescence-dependent alterations in cotyledons, because (i) exogenous NO can partially protect naturally senescent cotyledons and (ii) rejuvenated cotyledons, which do not show the senescent phenotype, have higher endogenous levels of NO.
Fil: Jasid, Sebastian Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina
Fil: Galatro, Andrea Verónica. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina
Fil: Villordo, Juan Javier. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina
Fil: Puntarulo, Susana Ángela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina
Fil: Simontacchi, Marcela Silvia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina - Materia
-
SOYBEAN COTYLEDONS
LIPID PEROXIDATION
NITRIC OXIDE
PROTEIN OXIDATION - Nivel de accesibilidad
- acceso abierto
- Condiciones de uso
- https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
- Repositorio
- Institución
- Consejo Nacional de Investigaciones Científicas y Técnicas
- OAI Identificador
- oai:ri.conicet.gov.ar:11336/102727
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CONICET Digital (CONICET) |
spelling |
Role of nitric oxide in soybean cotyledon senescenceJasid, Sebastian AlbertoGalatro, Andrea VerónicaVillordo, Juan JavierPuntarulo, Susana ÁngelaSimontacchi, Marcela SilviaSOYBEAN COTYLEDONSLIPID PEROXIDATIONNITRIC OXIDEPROTEIN OXIDATIONhttps://purl.org/becyt/ford/1.6https://purl.org/becyt/ford/1Senescence was studied in soybean (Glycine max, var ALM 4500) cotyledons from 10- and 25-day-old seedlings. Rejuvenated cotyledons, obtained by removing epicotyls from 5-day seedlings, showed a lower decrease in the content of photosynthetic pigments from day 10 to day 25, as compared to naturally senescent cotyledons. Unlike controls, rejuvenated cotyledons showed no changes in electrolyte leakage, chlorophyll a, and carotene content during the studied period. At day 10, nitric oxide (NO) content in rejuvenated cotyledons was higher than in naturally senescent cotyledons. The role of NO in senescence was assessed by exposing seedlings to sodium nitroprusside (SNP). SNP-treated cotyledons showed a constant NO content over the studied period of 4.0 0.4 nmol g1 FW, conserved photosynthetic pigment content and lower lipid radical content, as compared to naturally senescent cotyledons. These results suggest that NO can protect against senescence-dependent alterations in cotyledons, because (i) exogenous NO can partially protect naturally senescent cotyledons and (ii) rejuvenated cotyledons, which do not show the senescent phenotype, have higher endogenous levels of NO.Fil: Jasid, Sebastian Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; ArgentinaFil: Galatro, Andrea Verónica. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; ArgentinaFil: Villordo, Juan Javier. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; ArgentinaFil: Puntarulo, Susana Ángela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; ArgentinaFil: Simontacchi, Marcela Silvia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; ArgentinaElsevier Ireland2009-05info:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501info:ar-repo/semantics/articuloapplication/pdfapplication/pdfapplication/pdfapplication/pdfapplication/pdfhttp://hdl.handle.net/11336/102727Jasid, Sebastian Alberto; Galatro, Andrea Verónica; Villordo, Juan Javier; Puntarulo, Susana Ángela; Simontacchi, Marcela Silvia; Role of nitric oxide in soybean cotyledon senescence; Elsevier Ireland; Plant Science; 176; 5; 5-2009; 662-6680168-9452CONICET DigitalCONICETenginfo:eu-repo/semantics/altIdentifier/doi/10.1016/j.plantsci.2009.02.007info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0168945209000405info:eu-repo/semantics/openAccesshttps://creativecommons.org/licenses/by-nc-sa/2.5/ar/reponame:CONICET Digital (CONICET)instname:Consejo Nacional de Investigaciones Científicas y Técnicas2025-09-29T09:42:56Zoai:ri.conicet.gov.ar:11336/102727instacron:CONICETInstitucionalhttp://ri.conicet.gov.ar/Organismo científico-tecnológicoNo correspondehttp://ri.conicet.gov.ar/oai/requestdasensio@conicet.gov.ar; lcarlino@conicet.gov.arArgentinaNo correspondeNo correspondeNo correspondeopendoar:34982025-09-29 09:42:56.263CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicasfalse |
dc.title.none.fl_str_mv |
Role of nitric oxide in soybean cotyledon senescence |
title |
Role of nitric oxide in soybean cotyledon senescence |
spellingShingle |
Role of nitric oxide in soybean cotyledon senescence Jasid, Sebastian Alberto SOYBEAN COTYLEDONS LIPID PEROXIDATION NITRIC OXIDE PROTEIN OXIDATION |
title_short |
Role of nitric oxide in soybean cotyledon senescence |
title_full |
Role of nitric oxide in soybean cotyledon senescence |
title_fullStr |
Role of nitric oxide in soybean cotyledon senescence |
title_full_unstemmed |
Role of nitric oxide in soybean cotyledon senescence |
title_sort |
Role of nitric oxide in soybean cotyledon senescence |
dc.creator.none.fl_str_mv |
Jasid, Sebastian Alberto Galatro, Andrea Verónica Villordo, Juan Javier Puntarulo, Susana Ángela Simontacchi, Marcela Silvia |
author |
Jasid, Sebastian Alberto |
author_facet |
Jasid, Sebastian Alberto Galatro, Andrea Verónica Villordo, Juan Javier Puntarulo, Susana Ángela Simontacchi, Marcela Silvia |
author_role |
author |
author2 |
Galatro, Andrea Verónica Villordo, Juan Javier Puntarulo, Susana Ángela Simontacchi, Marcela Silvia |
author2_role |
author author author author |
dc.subject.none.fl_str_mv |
SOYBEAN COTYLEDONS LIPID PEROXIDATION NITRIC OXIDE PROTEIN OXIDATION |
topic |
SOYBEAN COTYLEDONS LIPID PEROXIDATION NITRIC OXIDE PROTEIN OXIDATION |
purl_subject.fl_str_mv |
https://purl.org/becyt/ford/1.6 https://purl.org/becyt/ford/1 |
dc.description.none.fl_txt_mv |
Senescence was studied in soybean (Glycine max, var ALM 4500) cotyledons from 10- and 25-day-old seedlings. Rejuvenated cotyledons, obtained by removing epicotyls from 5-day seedlings, showed a lower decrease in the content of photosynthetic pigments from day 10 to day 25, as compared to naturally senescent cotyledons. Unlike controls, rejuvenated cotyledons showed no changes in electrolyte leakage, chlorophyll a, and carotene content during the studied period. At day 10, nitric oxide (NO) content in rejuvenated cotyledons was higher than in naturally senescent cotyledons. The role of NO in senescence was assessed by exposing seedlings to sodium nitroprusside (SNP). SNP-treated cotyledons showed a constant NO content over the studied period of 4.0 0.4 nmol g1 FW, conserved photosynthetic pigment content and lower lipid radical content, as compared to naturally senescent cotyledons. These results suggest that NO can protect against senescence-dependent alterations in cotyledons, because (i) exogenous NO can partially protect naturally senescent cotyledons and (ii) rejuvenated cotyledons, which do not show the senescent phenotype, have higher endogenous levels of NO. Fil: Jasid, Sebastian Alberto. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina Fil: Galatro, Andrea Verónica. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina Fil: Villordo, Juan Javier. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina Fil: Puntarulo, Susana Ángela. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina Fil: Simontacchi, Marcela Silvia. Consejo Nacional de Investigaciones Científicas y Técnicas. Oficina de Coordinación Administrativa Houssay. Programa de Radicales Libres; Argentina. Universidad de Buenos Aires. Facultad de Farmacia y Bioquímica; Argentina |
description |
Senescence was studied in soybean (Glycine max, var ALM 4500) cotyledons from 10- and 25-day-old seedlings. Rejuvenated cotyledons, obtained by removing epicotyls from 5-day seedlings, showed a lower decrease in the content of photosynthetic pigments from day 10 to day 25, as compared to naturally senescent cotyledons. Unlike controls, rejuvenated cotyledons showed no changes in electrolyte leakage, chlorophyll a, and carotene content during the studied period. At day 10, nitric oxide (NO) content in rejuvenated cotyledons was higher than in naturally senescent cotyledons. The role of NO in senescence was assessed by exposing seedlings to sodium nitroprusside (SNP). SNP-treated cotyledons showed a constant NO content over the studied period of 4.0 0.4 nmol g1 FW, conserved photosynthetic pigment content and lower lipid radical content, as compared to naturally senescent cotyledons. These results suggest that NO can protect against senescence-dependent alterations in cotyledons, because (i) exogenous NO can partially protect naturally senescent cotyledons and (ii) rejuvenated cotyledons, which do not show the senescent phenotype, have higher endogenous levels of NO. |
publishDate |
2009 |
dc.date.none.fl_str_mv |
2009-05 |
dc.type.none.fl_str_mv |
info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://purl.org/coar/resource_type/c_6501 info:ar-repo/semantics/articulo |
format |
article |
status_str |
publishedVersion |
dc.identifier.none.fl_str_mv |
http://hdl.handle.net/11336/102727 Jasid, Sebastian Alberto; Galatro, Andrea Verónica; Villordo, Juan Javier; Puntarulo, Susana Ángela; Simontacchi, Marcela Silvia; Role of nitric oxide in soybean cotyledon senescence; Elsevier Ireland; Plant Science; 176; 5; 5-2009; 662-668 0168-9452 CONICET Digital CONICET |
url |
http://hdl.handle.net/11336/102727 |
identifier_str_mv |
Jasid, Sebastian Alberto; Galatro, Andrea Verónica; Villordo, Juan Javier; Puntarulo, Susana Ángela; Simontacchi, Marcela Silvia; Role of nitric oxide in soybean cotyledon senescence; Elsevier Ireland; Plant Science; 176; 5; 5-2009; 662-668 0168-9452 CONICET Digital CONICET |
dc.language.none.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
info:eu-repo/semantics/altIdentifier/doi/10.1016/j.plantsci.2009.02.007 info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0168945209000405 |
dc.rights.none.fl_str_mv |
info:eu-repo/semantics/openAccess https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
eu_rights_str_mv |
openAccess |
rights_invalid_str_mv |
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/ |
dc.format.none.fl_str_mv |
application/pdf application/pdf application/pdf application/pdf application/pdf |
dc.publisher.none.fl_str_mv |
Elsevier Ireland |
publisher.none.fl_str_mv |
Elsevier Ireland |
dc.source.none.fl_str_mv |
reponame:CONICET Digital (CONICET) instname:Consejo Nacional de Investigaciones Científicas y Técnicas |
reponame_str |
CONICET Digital (CONICET) |
collection |
CONICET Digital (CONICET) |
instname_str |
Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.name.fl_str_mv |
CONICET Digital (CONICET) - Consejo Nacional de Investigaciones Científicas y Técnicas |
repository.mail.fl_str_mv |
dasensio@conicet.gov.ar; lcarlino@conicet.gov.ar |
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1844613351071547392 |
score |
13.070432 |