Pooled Phase I/IIa data (n=24) indicate intratumoural VG161 is well tolerated in advanced intrahepatic cholangiocarcinoma, elicits local and systemic immune activation (APC recruitment, CD8+ T‑cell activation, M2 macrophage depletion) and suggests clinical benefit — including signals versus historical second‑line FOLFOX — warranting randomized validation.