Natural variation in rice mitogen-activated protein kinase 4 contributes to increased photosynthetic rate under field conditions
Tadamasa Ueda, Shunsuke Adachi, Kazuhiko Sugimoto, Miki H. Maeda, Utako Yamanouchi, Ritsuko Mizobuchi, Yojiro Taniguchi, Tadashi Hirasawa, Toshio YAMAMOTO, Junichi Tanaka
This study identifies OsMPK4 as a genetic factor enhancing photosynthetic rate in rice under field conditions through increased stomatal conductance.
bioRxiv · Mar 9, 2026 · PreprintPlant Biology