The FSTL1-DIP2A axis is a significant biomarker for predicting anti-PD1 therapeutic efficacy in advanced gastric cancer. - Kudo-Saito C; Imazeki H; Nagashima K; Shoji H; Tsugaru K; Takahashi N; Kawakami T; Amanuma Y; Wakatsuki T; Nagashima F; Narita Y; Yamamoto Y; et al. (Cancer immunology, immunotherapy : CII, 2025)