Tumor-draining lymph nodes in ovarian cancer lack germinal centers but harbor tumor-reactive memory B cells clonally linked to intra-tumoral B cells. - Nathan N; Paparoditis P; Sarusi-Portuguez A; Stoler-Barak L; Horn HM; Milo I; Mazor RD; Levy-Barda A; Yanichkin N; Borcherding N; Blecher-Gonen R; Ronen R; et al. (Immunity, 2026)