Preparation of oat metal ion chelating peptides via froth floatation: Efficacy, molecular characteristics, and their anti-browning effects - Xinyue Guan; Xixi Gao; Xiaoyu Yin; Nan Zhang; Bing Yan; Jingyu Huang; Xiangning Chen; Junfeng Fan; Xiuting Li; Bolin Zhang (Food Chemistry, 2025)