SPTSSA facilitates gastric cancer progression with modulating PD-L1 in immunomicroenvironment through Wnt/β-catenin pathway. - Sun, Pingping; Qin, Weiwei; Xu, Haiyan; Yin, Hang; Yang, Lei; Zhang, Xiaojing; Jin, Xiaoxia; Xu, Qiang; Wu, Han; Kuai, Xiaoling; Jia, Lizhou; Huang, Jianfei; et al. (Cellular Oncology (2211-3428), 2025)