Isolation and Immunomodulatory Activity of Cyanidin-3-O-(3,6-O-dimalonyl-β-D-glucoside) from the Black Corncob (Zea mays L.) and its Effect on Gut Microbiota in Elderly Feces under Anaerobic Conditions in vitro. - Li, Junjie; Zhao, Zhe; Liu, Wenzhuo; Du, Chuanlai; Yu, Kun; Zeng, Jianhua; Zou, Qiang; Chen, Guijie; Wang, Mingchun; Zeng, Xiaoxiong; Chen, Chunxu (Plant Foods for Human Nutrition, 2025)