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A Moving View: Subcellular Trafficking Processes in Pattern Recognition Receptor-Triggered Plant Immunity
被引:75
作者:
Ben Khaled, Sara
[1
]
Postma, Jelle
[1
]
Robatzek, Silke
[1
]
机构:
[1] Sainsbury Lab, Norwich NR4 7UH, Norfolk, England
来源:
ANNUAL REVIEW OF PHYTOPATHOLOGY, VOL 53
|
2015年
/
53卷
关键词:
membrane trafficking;
endocytosis;
PRR;
FLS2;
MAMP;
BACTERIAL ELICITOR FLAGELLIN;
ETHYLENE-INDUCING XYLANASE;
LIGAND-INDUCED ENDOCYTOSIS;
DYNAMIN-RELATED PROTEINS;
ENDOPLASMIC-RETICULUM;
DEFENSE RESPONSES;
MOLECULAR-PATTERN;
INNATE IMMUNITY;
ARABIDOPSIS-THALIANA;
PSEUDOMONAS-SYRINGAE;
D O I:
10.1146/annurev-phyto-080614-120347
中图分类号:
Q94 [植物学];
学科分类号:
071001 ;
摘要:
A significant challenge for plants is to induce localized defense responses at sites of pathogen attack. Therefore, host subcellular trafficking processes enable accumulation and exchange of defense compounds, which contributes to the plant on-site defenses in response to pathogen perception. This review summarizes our current understanding of the transport processes that facilitate immunity, the significance of which is highlighted by pathogens reprogramming membrane trafficking through host cell translocated effectors. Prominent immune-related cargos of plant trafficking pathways are the pattern recognition receptors (PRRs), which must be present at the plasma membrane to sense microbes in the apoplast. We focus on the dynamic localization of the FLS2 receptor and discuss the pathways that regulate receptor transport within the cell and their link to FLS2-mediated immunity. One emerging theme is that ligand-induced late endocytic trafficking is conserved across different PRR protein families as well as across different plant species.
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页码:379 / +
页数:31
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