Effector-triggered susceptibility by the rice blast fungus Magnaporthe oryzae

Oliveira-Garcia, Ely, Yan, Xia, Oses-Ruiz, Miriam, de Paula, Samuel and Talbot, Nicholas J. ORCID: https://orcid.org/0000-0001-6434-7757 (2024) Effector-triggered susceptibility by the rice blast fungus Magnaporthe oryzae. New Phytologist, 241 (3). pp. 1007-1020. ISSN 0028-646X

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Abstract

Rice blast, the most destructive disease of cultivated rice world-wide, is caused by the filamentous fungus Magnaporthe oryzae. To cause disease in plants, M. oryzae secretes a diverse range of effector proteins to suppress plant defense responses, modulate cellular processes, and support pathogen growth. Some effectors can be secreted by appressoria even before host penetration, while others accumulate in the apoplast, or enter living plant cells where they target specific plant subcellular compartments. During plant infection, the blast fungus induces the formation of a specialized plant structure known as the biotrophic interfacial complex (BIC), which appears to be crucial for effector delivery into plant cells. Here, we review recent advances in the cell biology of M. oryzae–host interactions and show how new breakthroughs in disease control have stemmed from an increased understanding of effector proteins of M. oryzae are deployed and delivered into plant cells to enable pathogen invasion and host susceptibility.

Item Type: Article
Additional Information: Funding Information: This project was supported by Louisiana State University Agricultural Center, Hatch project #LAB94477, and Louisiana Board of Regents grant #LEQSF (2022‐24)‐RD‐A‐01 (to E.O‐G and S.D.P). The research was also financed by the Spanish Ministry of Science and Innovation Grant PID2020‐120188RJ‐I00 financed by MICIN/AEI/ to M.O.R. M.O.R is a recipient of Ramon y Cajal grant RYC2021‐032146‐I funded by MCIN/AEI/ 10.13039/5011000110033 and by ‘European Union Next Generation EU/PRTR’. N.J.T. is supported by the BBSRC Institute Strategic Programme Grant in Plant Health BBS/E/J/000PR9797 and the Gatsby Charitable Foundation.
Uncontrolled Keywords: biotrophic interfacial complex,effector proteins,effector secretion,effector translocation,fungal biotrophic invasion,magnaporthe oryzae,plant endocytosis,plant susceptibility,physiology,plant science ,/dk/atira/pure/subjectarea/asjc/1300/1314
Faculty \ School: Faculty of Science > The Sainsbury Laboratory
UEA Research Groups: Faculty of Medicine and Health Sciences > Research Centres > Norwich Institute for Healthy Aging
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Depositing User: LivePure Connector
Date Deposited: 24 Oct 2024 09:30
Last Modified: 01 Nov 2024 13:30
URI: https://ueaeprints.uea.ac.uk/id/eprint/97174
DOI: 10.1111/nph.19446

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