Plant BiologybioRxiv
Phloem loading via the abaxial bundle sheath cells in maize leaves
M. Bezrutczyk, N. Zoellner, C. P. S. Kruse…·J.-Y. Kim
The paper identifies abaxial bundle sheath cells in maize as a key site for phloem loading via SWEET and UmamiT transporters, revealing a unique mechanism distinct from Arabidopsis.