UK: Walnut's genetic armor against anthracnose revealed

Published Aug 28, 2024

Tridge summary

A study by researchers from Shandong Agricultural University, published in Horticulture Research, has identified a gene module crucial for enhancing walnut trees' resistance to anthracnose, a fungal disease. The study, which focuses on the JrPHL8-JrWRKY4-JrSTH2L module, reveals how transcription factors and interacting proteins contribute to disease resistance in walnuts, opening up new opportunities for breeding resistant walnut varieties and promoting sustainable cultivation practices. The findings could also be applied to other crops facing similar pathogen challenges, broadening the potential impact on crop protection and food security.

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Original content

A recent study has pinpointed a gene module crucial for enhancing walnut trees' resistance to anthracnose, a widespread fungal disease threatening the walnut industry. The research reveals how the JrPHL8-JrWRKY4-JrSTH2L module regulates disease defense, opening up new opportunities for breeding resistant walnut varieties and promoting sustainable cultivation practices.Anthracnose, caused by Colletotrichum gloeosporioides, poses a significant threat to walnut production, causing severe losses in yield and quality. Traditional control methods are limited, and environmental concerns drive the need for alternative strategies. Transcription factors like WRKYs and MYBs are key in plant immunity, yet the molecular mechanisms behind walnut resistance to anthracnose have remained largely unexplored. Given these challenges, an in-depth study of the molecular pathways in walnut defense is essential.Published in Horticulture Research on May 28, 2024, researchers from Shandong Agricultural ...

Source: Phys