Salicylic acid-induced alkalinization of the apoplast requires TRANSMEMBRANE KINASE 1 and results in growth attenuation
Jonas Müller, Kaltra Xhelilaj, Marjorie Guichard, Sabrina Kaiser, Guido Großmann, Raimund Tenhaken, Julien Gronnier, David Scheuring
This study shows that salicylic acid induces apoplast alkalinization via TMK1, leading to growth restriction independent of auxin signaling.
bioRxiv · Dec 2, 2025 · PreprintPlant Biology