Microbiota-derived Indole-3-propionic acid improves FFA-induced liver injury in an in vitro model of nonalcoholic fatty liver disease by activating PINK1/parkin-mediated mitophagy - Qilin Liu; Dahai Wu; Linhua Teng; Gengyang Lin; Huali Huang; Zhihai Liang (Toxicology in Vitro, 2026)