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Abstract

Autophagy is a process of cellular self-eating, which allows organisms to eliminate and recycle unwanted components and damaged organelles to maintain cellular homeostasis. It is an important process in the development of eukaryotic organisms. Autophagy plays a critical role in many physiological processes in plants such as nutrient remobilization, cell death, immunity, and abiotic stress responses. Autophagy thus represents an obvious target for generating resilient crops. During plant development, autophagy is also implicated in the differentiation and maturation of various cell types and plant organs, including root cap cells, tracheary elements, gametes, fruits and seeds. Here, we review our current understanding and recent advances of plant autophagy including insight into autophagy regulation and signaling as well as autophagosome membrane biogenesis. In addition, we describe how autophagy contributes to development, metabolism, biotic and abiotic stress tolerance and where the autophagic field is heading in terms of applied research for crop improvement.

Keywords

cargo receptors; crop improvement; development; endomembrane trafficking; immunity; metabolism; Plant autophagy; quality control; regulation and signalling; stress tolerance

Published in

Autophagy Reports
2024, volume: 3, number: 1, article number: 2395731
Publisher: Informa UK Ltd

SLU Authors

UKÄ Subject classification

Cell Biology
Botany

Publication identifier

  • DOI: https://doi.org/10.1080/27694127.2024.2395731

Permanent link to this page (URI)

https://res.slu.se/id/publ/142635