Ethylene biosynthesis in guard cells, not mesophyll, predominantly drives stomatal conductance responses to CO2
Dikla Nissan‐Roda, Or Shapira, Danielle Neta, Shira Gal, Tamar Azoulay‐Shemer
This study shows guard-cell ethylene biosynthesis, not mesophyll, primarily drives CO2-induced stomatal conductance responses in Arabidopsis.
bioRxiv · Mar 6, 2026 · PreprintPlant Biology