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(Reference retrieved automatically from SciELO through information on FAPESP grant and its corresponding number as mentioned in the publication by the authors.)

Correlation of genome methylation of fig tree accessions with natural nematode and rust incidence

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Author(s):
M. G. F. Rodrigues [1] ; A. C. Firmino [2] ; J. J. Valentim [3] ; B. E. Pavan [4] ; A. F. A. Ferreira [5] ; L. N. H. Monteiro [6] ; E. S. Ramos [7] ; R. V. G. Soutello [8]
Total Authors: 8
Affiliation:
[1] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Ciências Agrárias e Tecnológicas - Brasil
[2] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Ciências Agrárias e Tecnológicas - Brasil
[3] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Ciências Agrárias e Tecnológicas - Brasil
[4] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Engenharia - Brasil
[5] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Engenharia - Brasil
[6] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Engenharia - Brasil
[7] Universidade de São Paulo. Faculdade de Medicina - Brasil
[8] Universidade Estadual Paulista “Júlio de Mesquita Filho”. Faculdade de Ciências Agrárias e Tecnológicas - Brasil
Total Affiliations: 8
Document type: Journal article
Source: Brazilian Journal of Biology; v. 84, 2022-07-04.
Abstract

Abstract Commercial fig tree cultivation in Brazil involves a single cultivar, ‘Roxo-de-Valinhos’. The use of a single cultivar results in serious diseases and related problems. The aim of this study was to characterize fig accessions by analyzing the natural root-knot nematode and leaf rust incidence in relation to the epigenomic profile of the plant, since epigenetic variations affect plant–pathogen interactions. All plants were attacked by nematodes, indicating susceptibility; Meloidogyne incognita was the root-knot nematode species involved. Joint analysis of data showed that methylation and leaf rust incidence were correlated when observed in the same phenological phase, presenting initial evidence of the same factorial pressure loads in genotypes, suggesting similar behavior within these genotypes. (AU)

FAPESP's process: 20/07005-1 - Analysis of the global methilation of fig trees accesses for varietal and behavioral differentiation
Grantee:Maria Gabriela Fontanetti Rodrigues
Support Opportunities: Regular Research Grants