Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration
Molina Montenegro, Marco A. Universidad de Talca. Instituto de Ciencias Biológicas. Campus Talca, Chile. Acuña Rodríguez, Ian S. Universidad de Talca. Instituto de Ciencias Biológicas. Campus Talca, Chile. Torres Díaz, Cristian. Universidad del Bío-Bío. Departamento de Ciencias Básicas. Grupo de Bio...
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ftunibuenairesfa:oai:ri.agro.uba.ar:snrd:2020molinamontenegro 2023-05-15T14:03:13+02:00 Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration Molina Montenegro, Marco A. Acuña Rodríguez, Ian S. Torres Díaz, Cristian Gundel, Pedro Emilio Dreyer, Ingo 2020 application/pdf http://ri.agro.uba.ar/cgi-bin/library.cgi?a=d&c=arti&d=2020molinamontenegro eng eng 10.1038/s41598-020-62544-4 https://www.nature.com 1664-302X http://ri.agro.uba.ar/cgi-bin/library.cgi?a=d&c=arti&d=2020molinamontenegro openAccess http://ri.agro.uba.ar/cgi-bin/library.cgi?a=p&p=pagpolitica info:eu-repo/semantics/openAccess 5819 Scientific Reports Vol.10, no.5819 (2020) 10 FISIOLOGÍA MICROBIOLOGÍA CIENCIAS VEGETALES info:eu-repo/semantics/article article info:ar-repo/semantics/artículo info:ar-repo/semantics/publishedVersion publishedVersion 2020 ftunibuenairesfa 2022-07-28T00:39:06Z Molina Montenegro, Marco A. Universidad de Talca. Instituto de Ciencias Biológicas. Campus Talca, Chile. Acuña Rodríguez, Ian S. Universidad de Talca. Instituto de Ciencias Biológicas. Campus Talca, Chile. Torres Díaz, Cristian. Universidad del Bío-Bío. Departamento de Ciencias Básicas. Grupo de Biodiversidad y Cambio Global (BCG). Chillán, Chile. Gundel, Pedro Emilio. Universidad de Buenos Aires. Facultad de Agronomía. Instituto de Investigaciones Fisiológicas y Ecológicas Vinculadas a la Agricultura (IFEVA). Buenos Aires, Argentina. Dreyer, Ingo. Universidad de Talca. Facultad de Ingeniería. Centro de Bioinformática y Simulación Molecular (CBSM). Campus Talca, Chile. 10 Climatic change is pointed as one of the major challenges for global food security. Based on current models of climate change, reduction in precipitations and in turn, increase in the soil salinity will be a sharp constraint for crops productivity worldwide. In this context, root fungi appear as a new strategy to improve plant ecophysiological performance and crop yield under abiotic stress. In this study, we evaluated the impact of the two fungal endophytes Penicillium brevicompactum and P. chrysogenum isolated from Antarctic plants on nutrients and Na+ contents, net photosynthesis, water use efficiency, yield and survival in tomato and lettuce, facing salinity stress conditions. Inoculation of plant roots with fungal endophytes resulted in greater fresh and dry biomass production, and an enhanced survival rate under salt conditions. Inoculation of plants with the fungal endophytes was related with a higher up/down-regulation of ion homeostasis by enhanced expression of the NHX1 gene. The two endophytes diminished the effects of salt stress in tomato and lettuce, provoked a higher efficiency in photosynthetic energy production and an improved sequestration of Na+ in vacuoles is suggested by the upregulating of the expression of vacuolar NHX1 Na+/H+ antiporters. Promoting plant-beneficial interactions with root symbionts appears to ... Article in Journal/Newspaper Antarc* Antarctic FAUBA Digital (Facultad de Agronomía, Universidad de Buenos Aires - UBA) Acuña ENVELOPE(-67.133,-67.133,-68.133,-68.133) Antarctic Argentina Bío Bío ENVELOPE(-66.450,-66.450,-66.467,-66.467) Molina ENVELOPE(-62.017,-62.017,-64.017,-64.017) |
institution |
Open Polar |
collection |
FAUBA Digital (Facultad de Agronomía, Universidad de Buenos Aires - UBA) |
op_collection_id |
ftunibuenairesfa |
language |
English |
topic |
FISIOLOGÍA MICROBIOLOGÍA CIENCIAS VEGETALES |
spellingShingle |
FISIOLOGÍA MICROBIOLOGÍA CIENCIAS VEGETALES Molina Montenegro, Marco A. Acuña Rodríguez, Ian S. Torres Díaz, Cristian Gundel, Pedro Emilio Dreyer, Ingo Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration |
topic_facet |
FISIOLOGÍA MICROBIOLOGÍA CIENCIAS VEGETALES |
description |
Molina Montenegro, Marco A. Universidad de Talca. Instituto de Ciencias Biológicas. Campus Talca, Chile. Acuña Rodríguez, Ian S. Universidad de Talca. Instituto de Ciencias Biológicas. Campus Talca, Chile. Torres Díaz, Cristian. Universidad del Bío-Bío. Departamento de Ciencias Básicas. Grupo de Biodiversidad y Cambio Global (BCG). Chillán, Chile. Gundel, Pedro Emilio. Universidad de Buenos Aires. Facultad de Agronomía. Instituto de Investigaciones Fisiológicas y Ecológicas Vinculadas a la Agricultura (IFEVA). Buenos Aires, Argentina. Dreyer, Ingo. Universidad de Talca. Facultad de Ingeniería. Centro de Bioinformática y Simulación Molecular (CBSM). Campus Talca, Chile. 10 Climatic change is pointed as one of the major challenges for global food security. Based on current models of climate change, reduction in precipitations and in turn, increase in the soil salinity will be a sharp constraint for crops productivity worldwide. In this context, root fungi appear as a new strategy to improve plant ecophysiological performance and crop yield under abiotic stress. In this study, we evaluated the impact of the two fungal endophytes Penicillium brevicompactum and P. chrysogenum isolated from Antarctic plants on nutrients and Na+ contents, net photosynthesis, water use efficiency, yield and survival in tomato and lettuce, facing salinity stress conditions. Inoculation of plant roots with fungal endophytes resulted in greater fresh and dry biomass production, and an enhanced survival rate under salt conditions. Inoculation of plants with the fungal endophytes was related with a higher up/down-regulation of ion homeostasis by enhanced expression of the NHX1 gene. The two endophytes diminished the effects of salt stress in tomato and lettuce, provoked a higher efficiency in photosynthetic energy production and an improved sequestration of Na+ in vacuoles is suggested by the upregulating of the expression of vacuolar NHX1 Na+/H+ antiporters. Promoting plant-beneficial interactions with root symbionts appears to ... |
format |
Article in Journal/Newspaper |
author |
Molina Montenegro, Marco A. Acuña Rodríguez, Ian S. Torres Díaz, Cristian Gundel, Pedro Emilio Dreyer, Ingo |
author_facet |
Molina Montenegro, Marco A. Acuña Rodríguez, Ian S. Torres Díaz, Cristian Gundel, Pedro Emilio Dreyer, Ingo |
author_sort |
Molina Montenegro, Marco A. |
title |
Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration |
title_short |
Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration |
title_full |
Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration |
title_fullStr |
Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration |
title_full_unstemmed |
Antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and Na+ sequestration |
title_sort |
antarctic root endophytes improve physiological performance and yield in crops under salt stress by enhanced energy production and na+ sequestration |
publishDate |
2020 |
url |
http://ri.agro.uba.ar/cgi-bin/library.cgi?a=d&c=arti&d=2020molinamontenegro |
long_lat |
ENVELOPE(-67.133,-67.133,-68.133,-68.133) ENVELOPE(-66.450,-66.450,-66.467,-66.467) ENVELOPE(-62.017,-62.017,-64.017,-64.017) |
geographic |
Acuña Antarctic Argentina Bío Bío Molina |
geographic_facet |
Acuña Antarctic Argentina Bío Bío Molina |
genre |
Antarc* Antarctic |
genre_facet |
Antarc* Antarctic |
op_source |
5819 Scientific Reports Vol.10, no.5819 (2020) 10 |
op_relation |
10.1038/s41598-020-62544-4 https://www.nature.com 1664-302X http://ri.agro.uba.ar/cgi-bin/library.cgi?a=d&c=arti&d=2020molinamontenegro |
op_rights |
openAccess http://ri.agro.uba.ar/cgi-bin/library.cgi?a=p&p=pagpolitica info:eu-repo/semantics/openAccess |
_version_ |
1766273770285170688 |