Humidity-driven ABA depletion determines plant-pathogen competition for leaf water
Shigetaka Yasuda, Akihisa Shinozawa, Yuanjie Weng, Arullthevan Rajendram, Taishi Hirase, Haruka Ishizaki, Ryuji Suzuki, S. Ueda, Rahul Sk, Yumiko Takebayashi, Izumi Yotsui, Masatsugu Toyota, Masanori Okamoto, Yusuke Saijo
The paper shows that humidity increases ABA catabolism via CYP707A3, reducing ABA levels and limiting bacterial infection in Arabidopsis.
Nature Communications · Dec 19, 2025Peer-reviewedPlant Biology