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2篇 您的检索式:作者名="Paul W.Paré"
    题名 作者 年代 出处 被引量
1Bacterial diacetyl suppresses abiotic stress-induced senescence in Arabidopsis显示文摘Premature plant senescence induced by abiotic stresses is a major cause of agricultural losses worldwide. Tools for suppressing stress-induced plant senescence are limited. Here, we report that diacetyl, a natural compound emitted by the plantbeneficial bacterium Bacillus amyloliquefaciens,suppresses abscisic acid-mediated foliar senescence in Arabidopsis thaliana under various abiotic stress conditions. Our results establish diacetyl as an effective protector against stressinduced plant senescence and reveal a molecular mechanism for bacteria-enhanced plant stress resistance.Sunil K.Singh Yazhou Sun Yu Yang Ziwei Zuo Xiaoxuan Wu Chuyang Shao Li Peng Paul W.Paré Huiming Zhang 2022Journal of Integrative Plant Biology2022,64,6:0
2Plant latent defense response to microbial non-pathogenic factors antagonizes compatibility显示文摘Unlike microbe-associated molecular patterns(MAMPs)that are readily targeted by host immunity,microbial non-pathogenic factors(NPFs)appear negligible as they do not elicit defense.Little is known about whether and how NPFs may be monitored by hosts to control compatibility.Herein,a forward genetic screening isolated an Arabidopsis mutant with a loss of plant-rhizobacteria mutualism,leading to the disclosure of a plant latent defense response(LDR)to NPFs.The activation of LDR in the mutant,named rol1 for regulator of LDR 1,is triggered by several non-pathogenic volatile organic compounds and antagonizes plant compatibility with the beneficial bacterium Bacillus amyloliquefaciens GB03.The activation of LDR in rol1 is mediated through the prokaryotic pathway of chloroplastic lipid biosynthesis.The rol1 root microbiome showed a reduced proportion of the Bacillaceae family.We propose that,parallel to the forefront immunity to MAMPs,LDR to certain NPFs provides a hidden layer of defense for controlling compatibility with commensal or beneficial microbes.Yu Yang Shenglan Chen Xiaoxuan Wu Li Peng Juan I.Vílchez Richa Kaushal Xiaomin Liu Sunil K.Singh Danxia He Fengtong Yuan Suhui Lv Rafael J.L.Morcillo Wei Wang Weichang Huang Mingguang Lei Jian-Kang Zhu Paul W.Paré Huiming Zhang 2022National Science Review2022,9,8:0
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