Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees

Pattern-triggered immunity (PTI) is a critical defense mechanism employed by plants against pathogen attacks. This study explores the role of PTI induced by the Xyn11/eix fungal elicitor in two commercially valuable Rosaceae species, Prunus persica (peach) and Prunus avium (sweet cherry). Our findin...

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Main Authors: Andree Alvarez, Uri Aceituno-Valenzuela, Meirav Leibman-Markus, Daniela Muñoz, Carlos Rubilar, Franco Figueroa, Manuel Pinto, Mauricio Latorre, Claudia Stange, Adi Avni, Maya Bar, Lorena Pizarro
Format: Article
Language:English
Published: Elsevier 2024-12-01
Series:Plant Stress
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Online Access:http://www.sciencedirect.com/science/article/pii/S2667064X24002203
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author Andree Alvarez
Uri Aceituno-Valenzuela
Meirav Leibman-Markus
Daniela Muñoz
Carlos Rubilar
Franco Figueroa
Manuel Pinto
Mauricio Latorre
Claudia Stange
Adi Avni
Maya Bar
Lorena Pizarro
author_facet Andree Alvarez
Uri Aceituno-Valenzuela
Meirav Leibman-Markus
Daniela Muñoz
Carlos Rubilar
Franco Figueroa
Manuel Pinto
Mauricio Latorre
Claudia Stange
Adi Avni
Maya Bar
Lorena Pizarro
author_sort Andree Alvarez
collection DOAJ
description Pattern-triggered immunity (PTI) is a critical defense mechanism employed by plants against pathogen attacks. This study explores the role of PTI induced by the Xyn11/eix fungal elicitor in two commercially valuable Rosaceae species, Prunus persica (peach) and Prunus avium (sweet cherry). Our findings demonstrate that Xyn11/eix triggers two specific defense responses: the increase in ethylene production and the induction of cell death. Furthermore, Xyn11/eix-mediated PTI significantly reduces the susceptibility to Botrytis cinerea infection in both species. The study reveals changes in gene expression patterns after Xyn11/eix treatment. Notably, ACO1 and SARDEF1 genes, involved in ethylene and salycilic acid biosynthesis, respectively, are upregulated in P. persica, but not in P. avium at the time point analyzed. This result suggests a potential role for the ethylene and salicylic acid signaling in Xyn11/mix-mediated PTI in P. persica. Additionally, the research identified functional orthologues of LeEIX2, the receptor for Xyn11/eix in Solanum lycopersicum, within both Prunes genomes. Altogether, these results suggest a remarkable functional convergence between Rosaceae and Solanaceae plants in the Xyn11/eix mediated defense responses although not at the transcriptional level, and opens new avenues for developing novel disease control strategies for stone fruits.
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spelling doaj-art-cbcee786324d403bbb7c0c983b08bec72025-08-20T02:52:27ZengElsevierPlant Stress2667-064X2024-12-011410056710.1016/j.stress.2024.100567Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit treesAndree Alvarez0Uri Aceituno-Valenzuela1Meirav Leibman-Markus2Daniela Muñoz3Carlos Rubilar4Franco Figueroa5Manuel Pinto6Mauricio Latorre7Claudia Stange8Adi Avni9Maya Bar10Lorena Pizarro11Laboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, Chile; Centro de Biología Molecular Vegetal Departamento de Biología, Facultad de Ciencias,Universidad de Chile, Las Palmeras 3425, Ñuñoa, Santiago, ChileLaboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, Chile; Centro de biología de sistemas para el estudio de comunidades extremófilas de relaves mineros (SYSTEMIX), Universidad de O'Higgins, Libertador Bernardo O'Higgins 611, Rancagua, Chile; Centro UOH de Biología de Sistemas para la Sanidad Vegetal (BioSaV), Universidad de O'Higgins, San Fernando, ChileDepartment of Plant Pathology and Weed Research, ARO, Volcani Institute, Rishon LeZion, IsraelLaboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, Chile; Centro UOH de Biología de Sistemas para la Sanidad Vegetal (BioSaV), Universidad de O'Higgins, San Fernando, ChileLaboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, ChileLaboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, ChileLaboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, ChileCentro de biología de sistemas para el estudio de comunidades extremófilas de relaves mineros (SYSTEMIX), Universidad de O'Higgins, Libertador Bernardo O'Higgins 611, Rancagua, Chile; Centro UOH de Biología de Sistemas para la Sanidad Vegetal (BioSaV), Universidad de O'Higgins, San Fernando, Chile; Laboratorio de Bioingeniería, Instituto de Ciencias de la Ingeniería, Universidad de O'Higgins, Rancagua, Chile; Laboratorio de Bioinformática y Expresión Génica, INTA, Universidad de Chile, Santiago, ChileCentro de Biología Molecular Vegetal Departamento de Biología, Facultad de Ciencias,Universidad de Chile, Las Palmeras 3425, Ñuñoa, Santiago, ChileSchool of Plant Sciences and Food Security, Tel-Aviv University, Ramat-Aviv, IsraelDepartment of Plant Pathology and Weed Research, ARO, Volcani Institute, Rishon LeZion, IsraelLaboratorio de Inmunidad Vegetal. Instituto de Ciencias Agroalimentarias, Animales y Ambientales, Campus Colchagua, Universidad de O'Higgins, San Fernando, Chile; Centro de biología de sistemas para el estudio de comunidades extremófilas de relaves mineros (SYSTEMIX), Universidad de O'Higgins, Libertador Bernardo O'Higgins 611, Rancagua, Chile; Centro UOH de Biología de Sistemas para la Sanidad Vegetal (BioSaV), Universidad de O'Higgins, San Fernando, Chile; Corresponding author.Pattern-triggered immunity (PTI) is a critical defense mechanism employed by plants against pathogen attacks. This study explores the role of PTI induced by the Xyn11/eix fungal elicitor in two commercially valuable Rosaceae species, Prunus persica (peach) and Prunus avium (sweet cherry). Our findings demonstrate that Xyn11/eix triggers two specific defense responses: the increase in ethylene production and the induction of cell death. Furthermore, Xyn11/eix-mediated PTI significantly reduces the susceptibility to Botrytis cinerea infection in both species. The study reveals changes in gene expression patterns after Xyn11/eix treatment. Notably, ACO1 and SARDEF1 genes, involved in ethylene and salycilic acid biosynthesis, respectively, are upregulated in P. persica, but not in P. avium at the time point analyzed. This result suggests a potential role for the ethylene and salicylic acid signaling in Xyn11/mix-mediated PTI in P. persica. Additionally, the research identified functional orthologues of LeEIX2, the receptor for Xyn11/eix in Solanum lycopersicum, within both Prunes genomes. Altogether, these results suggest a remarkable functional convergence between Rosaceae and Solanaceae plants in the Xyn11/eix mediated defense responses although not at the transcriptional level, and opens new avenues for developing novel disease control strategies for stone fruits.http://www.sciencedirect.com/science/article/pii/S2667064X24002203Plant immunityPrunus aviumPrunus persicaMAMPLeEIX2Pattern triggered immunity
spellingShingle Andree Alvarez
Uri Aceituno-Valenzuela
Meirav Leibman-Markus
Daniela Muñoz
Carlos Rubilar
Franco Figueroa
Manuel Pinto
Mauricio Latorre
Claudia Stange
Adi Avni
Maya Bar
Lorena Pizarro
Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees
Plant Stress
Plant immunity
Prunus avium
Prunus persica
MAMP
LeEIX2
Pattern triggered immunity
title Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees
title_full Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees
title_fullStr Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees
title_full_unstemmed Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees
title_short Discovery of functional PRRs for the fungal elicitor Xyn11/eix in Prunus fruit trees
title_sort discovery of functional prrs for the fungal elicitor xyn11 eix in prunus fruit trees
topic Plant immunity
Prunus avium
Prunus persica
MAMP
LeEIX2
Pattern triggered immunity
url http://www.sciencedirect.com/science/article/pii/S2667064X24002203
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