Surviving the odds: From perception to survival of fungal phytopathogens under host-generated oxidative burst

作     者：Yeshveer Singh Athira Mohandas Nair Praveen Kumar Verma 

作者机构：Plant Immunity LaboratoryNational Institute of Plant Genome ResearchAruna Asaf Ali MargNew Delhi 110067India School of Life SciencesJawaharlal Nehru UniversityNew Delhi 110067India 

出 版 物：《Plant Communications》 (植物通讯（英文）)

年 卷 期：2021年第2卷第3期

页      面：38-54页

核心收录：

学科分类：0710[理学-生物学] 071001[理学-植物学] 07[理学] 

基　　金：supported by a core grant from the National Institute of Plant Genome Research,New Delhi and Department of Biotechnology(DBT),Goverment of India the DBT and the Department of Science and Technology(DST),Government of India,for DBT-SRF and DST-INSPIRE research fellowships,respectively 

主　　题：reactive oxygen species(ROS) oxidative stress response fungal effectors stress signaling plant-pathogen interactions 

摘      要：Fungal phytopathogens pose a serious threat to global crop *** a handful of strategies are available to combat these fungal infections,and the increasing incidence of fungicide resistance is making the situation ***,the molecular understanding of plant–fungus interactions remains a primary focus of plant *** of the hallmarks of host–pathogen interactions is the overproduction of reactive oxygen species(ROS)as a plant defense mechanism,collectively termed the oxidative *** general,high accumulation of ROS restricts the growth of pathogenic organisms by causing localized cell death around the site of *** survive the oxidative burst and achieve successful host colonization,fungal phytopathogens employ intricate mechanisms for ROS perception,ROS neutralization,and protection from ROS-mediated ***,these countermeasures maintain the physiological redox homeostasis that is essential for cell *** addition to intracellular antioxidant systems,phytopathogenic fungi also deploy interesting effector-mediated mechanisms for extracellular ROS *** aspect of plant–pathogen interactions is significantly under-studied and provides enormous scope for future *** adaptive responses,broadly categorized into“escapeand“exploitationmechanisms,are poorly *** this review,we discuss the oxidative stress response of filamentous fungi,their perception signaling,and recent insights that provide a comprehensive understanding of the distinct survival mechanisms of fungal pathogens in response to the host-generated oxidative burst.