A coherent feed-forward loop in the Arabidopsis root stem cell organizer regulates auxin biosynthesis and columella stem cell maintenance

Mohan Sharma, Thomas Friedrich, Peter O. Oluoch, Ning Zhang, Federico Peruzzo, Vikram Jha, Limin Pi, Edwin P. Groot, Noortje Kornet, Marie Follo, Ernst Aichinger, Christian Fleck, Thomas Laux