Arachidonic acid enhances gray mold resistance in postharvest tomato via modulating phenylpropanoid biosynthesis, plant-pathogen interaction, and MAPK signaling pathway - Pengcheng Gao; Xiao Sun; Tingting Zhang; Geying Liang; Xujie Dong; Jiqing Peng; Chaozhen Zeng; Zhixiang Liu (Postharvest Biology and Technology, 2026)