Mycorrhizal symbiosis and application of vitamin B3-treated Trichoderma Harzianum HE24 additively trigger immunity responses in faba bean plants against Rhizoctonia root rot and promote the plant growth and yield. - El-Sharkawy, Hany H.A.; Rashad, Younes M.; El-Blasy, Salama S. A.; Amin, Basma H.; Youssef, Mahmoud A.A.; Hafez, Mohamed; Abd-ElGawad, Ahmed; Bourouah, Mohamed; Elsherbiny, Elsherbiny A.; Yousef, Safaa A. (BMC Plant Biology, 2025)