Concentration effects of proanthocyanidins on protein oxidation and quality deterioration of refrigerated golden pompano (Trachinotus blochii) fillets: Insights from metabolomic analysis - Liyuan Xiao; Longteng Zhang; Xin Zhang; Dongyin Liu; Yunuo Zhou; Yongqi Tian; Lulu Zhu; Yanfu He; Jun Cao; Chuan Li (Food Research International, 2026)