Loss of PMR4 callose synthase results in salicylic acid-independent and broad-spectrum resistance to clubroot in Arabidopsis and Brassica napus
Runbang Luo, Lipu Wang, Rui Wen, Kun Yang, Xunjia Liu, Peng Gao, J. C. Tu, Tim Dumonceaux, Yangdou Wei, Gary Peng, Wei Xiao
This study shows that loss of PMR4 callose synthase in Arabidopsis and Brassica napus leads to broad-spectrum resistance against clubroot and powdery mildew, independent of salicylic acid.
The Plant Cell · Jun 1, 2026Peer-reviewedPlant Biology