The bHLH121-CAT2 module maintains root tip redox homeostasis to confer salt tolerance additively with the SOS pathway in Arabidopsis
Peijun Zhou, Chuanfa Liu, Yilin Pan, Ruonan Wang, Yuchen Fei, Bingyan Liu, Xinran Du, Md. Isrfil Hossen, Yinglong Chen, Linzhou Liang, Renfang Shen, Ping Lan
This study identifies the bHLH121-CAT2 module as a novel regulatory pathway that maintains root tip redox homeostasis and enhances salt tolerance in Arabidopsis independently of the SOS pathway.
bioRxiv · Nov 4, 2026 · PreprintPlant Biology