Molecular, biochemical and metabolomics analyses reveal constitutive and pathogen-induced defense responses of two sugarcane contrasting genotypes against leaf scald disease

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Autor(es): dc.contributorCentro de Cana-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.contributorGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig-
Autor(es): dc.contributorFriedrich Schiller University Jena-
Autor(es): dc.contributorUniversidade de São Paulo (USP)-
Autor(es): dc.creatorBini, Andressa Peres-
Autor(es): dc.creatorRossi, Guilherme Duarte-
Autor(es): dc.creatorPoeschl, Yvonne-
Autor(es): dc.creatorSerra, Marina Carnaz Duarte-
Autor(es): dc.creatorCamargo, Luis Eduardo Aranha-
Autor(es): dc.creatorMonteiro-Vitorello, Claudia Barros-
Autor(es): dc.creatorvan Sluys, Marie-Anne-
Autor(es): dc.creatorvan Dam, Nicole M.-
Autor(es): dc.creatorUthe, Henriette-
Autor(es): dc.creatorCreste, Silvana-
Data de aceite: dc.date.accessioned2025-08-21T19:07:56Z-
Data de disponibilização: dc.date.available2025-08-21T19:07:56Z-
Data de envio: dc.date.issued2025-04-29-
Data de envio: dc.date.issued2023-10-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.plaphy.2023.108033-
Fonte completa do material: dc.identifierhttps://hdl.handle.net/11449/301221-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/301221-
Descrição: dc.descriptionLeaf scald caused by the bacteria Xanthomonas albilineans is one of the major concerns to sugarcane production. To breed for resistance, mechanisms underlying plant-pathogen interaction need deeper investigations. Herein, we evaluated sugarcane defense responses against X. albilineans using molecular and biochemical approaches to assess pathogen-triggered ROS, phytohormones and metabolomics in two contrasting sugarcane genotypes from 0.5 to 144 h post-inoculation (hpi). In addition, the infection process was monitored using TaqMan-based quantification of X. albilineans and the disease symptoms were evaluated in both genotypes after 15 d post-inoculation (dpi). The susceptible genotype presented a response to the infection at 0.5 hpi, accumulating defense-related metabolites such as phenolics and flavonoids with no significant defense responses thereafter, resulting in typical symptoms of leaf scald at 15 dpi. The resistant genotype did not respond to the infection at 0.5 hpi but constitutively presented higher levels of salicylic acid and of the same metabolites induced by the infection in the susceptible genotype. Moreover, two subsequent pathogen-induced metabolic responses at 12 and 144 hpi were observed only in the resistant genotype in terms of amino acids, quinic acids, coumarins, polyamines, flavonoids, phenolics and phenylpropanoids together with an increase of hydrogen peroxide, ROS-related genes expression, indole-3-acetic-acid and salicylic acid. Multilevel approaches revealed that constitutive chemical composition and metabolic reprogramming hampers the development of leaf scald at 48 and 72 hpi, reducing the disease symptoms in the resistant genotype at 15 dpi. Phenylpropanoid pathway is suggested as a strong candidate marker for breeding sugarcane resistant to leaf scald.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionInstituto Agronômico (IAC) Centro de Cana, Rodovia Antônio Duarte Nogueira KM 321, São Paulo-
Descrição: dc.descriptionUniversidade Estadual Paulista (Unesp) Faculdade de Ciências Agrárias e Veterinárias, Jaboticabal, Via de Acesso Professor Paulo Donato Castellane S/N, SP-
Descrição: dc.descriptionGerman Centre for Integrative Biodiversity Research (iDiv) Halle-Jena-Leipzig, Puschstrasse 4-
Descrição: dc.descriptionInstitute of Biodiversity Friedrich Schiller University Jena-
Descrição: dc.descriptionUniversidade de São Paulo Escola Superior de Agricultura “Luiz de Queiroz”, Av. Pádua Dias 11, SP-
Descrição: dc.descriptionUniversidade de São Paulo Departamento de Botânica - Instituto de Biociências, Rua do Matão 277, SP-
Descrição: dc.descriptionUniversidade Estadual Paulista (Unesp) Faculdade de Ciências Agrárias e Veterinárias, Jaboticabal, Via de Acesso Professor Paulo Donato Castellane S/N, SP-
Descrição: dc.descriptionFAPESP: FAPESP - 2016/17545-8-
Idioma: dc.languageen-
Relação: dc.relationPlant Physiology and Biochemistry-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectMonocots disease-
Palavras-chave: dc.subjectPathogen-induced resistance responses-
Palavras-chave: dc.subjectPhytohormones-
Palavras-chave: dc.subjectPlant metabolomics-
Palavras-chave: dc.subjectROS-
Título: dc.titleMolecular, biochemical and metabolomics analyses reveal constitutive and pathogen-induced defense responses of two sugarcane contrasting genotypes against leaf scald disease-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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