Intratumoral antigen signaling traps CD8+ T cells to confine exhaustion to the tumor site. - Takahashi M; So TY; Chamberlain-Evans V; Hughes R; Yam-Puc JC; Kania K; Ruhle M; Mann T; Schuijs MJ; Coupland P; Naisbitt D; Halim TYF; et al. (Science immunology, 2024)