Noninvasive in vivo imaging of NF-κB activation predicts immunotherapy response in solid tumors. - Stowbur D; Mehling R; Knopf P; Schörg BF; Sonanini D; Arnold-Schild D; Gonzalez-Menendez I; Quintanilla-Martinez L; Fehrenbacher B; Schaller M; Carlsen H; Kumari S; et al. (Npj imaging, 2026)