Out of the blue; Phototropins of the leaf vascular bundle sheath mediate the blue light regulation of the leaf hydraulic conductance
Y. Grunwald, S. C. Gosa, T. Torne, N. Moran, M. Moshelion
This study shows blue light increases leaf hydraulic conductance through photoreceptors in bundle-sheath cells, activating an H+-ATPase to acidify xylem sap.
bioRxiv · Feb 15, 2022Plant Biology