Cooperation between a root fungal endophyte and host-derived coumarin scopoletin mediates Arabidopsis iron nutrition
Lara Van Dijck, Dario Esposto, Charlotte Huelsmann, Milena Malisic, Anthony S. Piro, Ricardo Fabiano Hettwer Giehl, Gerd Ulrich Balcke, Alain F. Tissier, Jane E. Parker
This study shows that the fungal endophyte Macrophomina phaseolina interacts with the coumarin scopoletin to enhance Arabidopsis iron nutrition by converting it into iron-chelating esculetin.
New Phytologist · Aug 20, 2025Peer-reviewedPlant Biology