Structural characterization and antitumor activity via immune modulation of an α-glucan from Grifola frondosa - Hui-Xiang Tian; Qin-Zhao Ruan; Yi-Zhen Xie; Wei Chen; Chun Xiao; Wei Zhong; Yuan-Chao Liu; Shao-Dan Chen; Tian-Qiao Yong; Hui-Ping Hu; Xiang-Min Li; Qing-Ping Wu (Carbohydrate Polymers, 2026)