Preparation and characterization of immunopeptides isolated from pig spleen and evaluation of their immunomodulatory properties in vitro and in vivo - Xia, Minhao; Ling, Chong; Ye, Hui; Liang, Shujie; Cao, Qingyun; Wang, Weiwei; Zhang, Changming; Dong, Zemin; Tian, Min; Zuo, Jianjun; Zhu, Yongwen (Frontiers in Immunology, 2025)