An AINTEGUMENTA phosphoswitch controls bilateral stem cell activity during secondary growth

Xiao W, Yang L, Ji H, Molina D, Chen H, Yu S, Miao Y, Ripper D, Deng S, Bayer M, De Rybel B, Ragni L.

Proc Natl Acad Sci U S A. 2025: doi: 10.1073/pnas.2510538122

The study uncovers how ERECTA signaling controls ANT phosphorylation to tune activity in both vascular and cork cambia, defining a mechanism that coordinates stem-cell output during secondary growth