Portulaca Oleracea polysaccharides attenuate zearalenone-induced macrophage activation and Leydig cell dysfunction in testis: A single-cell and multi-omics study - Bingxin Huangfu; Yanan Chen; Jie Li; Ranyue Xu; Yijia Zhao; Linli Cheng; Xiaoyun He; Kunlun Huang (Food Research International, 2026)