Beyond single-mechanism: A three-channel MnO2 nanozyme array for point-of-care flavonoid isomers discrimination and proof-of-concept Citrus differentiation - Bingjing Xu; Mengyao Shi; Li Zou; Huaping Xu; Hanqi Ruan; Wuxiang Ye; Dan Shou; Chaoying Tong (Food Chemistry, 2026)