Biocontrol efficacy of 2-pyrroldione-5-carboxylic acid (2Py-5CA), an antifungal bioactive macromolecule from the endophyte Penicillium oxalicum, against Ramularia collo-cygni in barley
Seema Rathore, Olga A. Lastovetsky, Sujit Jung Karki, Junhao Xie, Angela Feechan
This study identifies 2Py-5CA, an antifungal compound from Penicillium oxalicum, as effective against Ramularia leaf spot in barley.
bioRxiv · Jan 30, 2026 · PreprintPlant Biology