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Assembly of helper NLR resistosome clusters upon activation of a coiled-coil NLR.

Ge D, Ortiz-Morea FA, Xie Y, Yeo IC, Shen Q

Plant Signaling

Understanding how plants naturally fight disease could lead to crops that resist infections without needing as many chemical pesticides — meaning safer food and healthier gardens.

Plants have an immune system, just like we do, but it works very differently. Researchers found that when a plant detects an invading pathogen, certain defensive proteins act like a alarm system — one type spots the threat and calls in backup proteins that cluster together to launch a counterattack. This discovery reveals a teamwork mechanism inside plant cells that was previously unknown.

Key Findings

1

A coiled-coil NLR immune receptor acts as the initial sensor that detects pathogen effectors and triggers the immune response

2

Upon activation, helper NLR proteins are recruited and assemble into multi-protein 'resistosome' clusters that execute immunity

3

The clustering of helper NLRs represents a previously uncharacterized step in the plant immune signaling cascade

chevron_right Technical Summary

Scientists discovered how plants activate a two-part immune system to fight off disease-causing pathogens. When a threat is detected, specialized proteins cluster together to form a defense complex, revealing a new layer of how plants protect themselves.

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Abstract Preview

Plant nucleotide-binding leucine-rich repeat (NLR) immune receptors detect pathogen effectors and activate immunity

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Abstract copyright held by the original publisher.

hub This connects to 9 other discoveries — plant-signaling, crop-improvement, disease-resistance +1 more 5 related articles

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agriculture Crop Improvement
Topic
agriculture

Crop-improvement refers to the systematic enhancement of plant varieties through selective breeding, genetic modification, and biotechnological approaches to develop cultivars with superior agronomic, nutritional, or environmental traits. This field is essential for addressing global food security,

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