Circulating PD-L1–positive tumor cells in hepatocellular carcinoma are associated with survival but not with response to immunotherapy

M N Gröper, M Karin, D Rössler, F P Reiter, E Öcal, T Burkard, K Radushev, K Böttcher, E N De Toni, J S Schneider, S Enssle, I Schwald, M Fabritius, M Stechele, M Wildgruber, M Seidensticker, K Steiger, C Mogler, A Geier, I Piseddu, J Mayerle, U Ehmer, J Rick… · Zeitschrift für Gastroenterologie · 2026 · Heft 08 · S. e434-e435