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Updated: Sep 14, 2025

Monitoring Plant Hormones During Stress Responses
Published on: June 15, 2009
Jasmonate signaling: integrating stress responses with developmental regulation in plants
Yanbing Li1, Fangming Wu1, Chuanyou Li2
1State Key Laboratory for Quality and Safety of Agro-Products, Zhejiang Key Laboratory of Intelligent Food Logistic and Processing, Zhejiang-Malaysia Joint Research Laboratory for Agricultural Product Processing and Nutrition, College of Food Science and Engineering, Ningbo University, Ningbo, Zhejiang 315800, China; Taishan Academy of Tomato Innovation, Shandong Agricultural University, Tai'an, Shandong 271018, China; Laboratory of Advanced Breeding Technologies, Institute of Genetics and Developmental Biology, Chinese Academy of Sciences, Beijing 100101, China.
Abstract:
Jasmonates (JAs) are essential phytohormones that coordinate plant defense and development in response to unpredictable environments. Recent advances have highlighted the SCFCOI1-JAZ-MYC2-MED25 module as a central hub for JA signaling, orchestrating transcriptional repression, derepression, activation, amplification, and feedback termination. This review summarizes current insights into the roles of JA in the regulation of biotic and abiotic stress responses and agronomic traits, including root development, regeneration, fertility, flowering, leaf senescence, and seed development, with a particular emphasis on the crosstalk between JA and a wound-induced peptide hormone, systemin, which mediates systemic wound responses. A deeper understanding of the JA regulatory mechanisms will provide valuable strategies for engineering crops with enhanced stress resilience and improved yields. We further propose JA-based strategies as a promising avenue for crop improvement.
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