Silibinin is a natural molecular glue that inhibits PD-L1 glycomaturation
Phytomedicine. 2026 Jun 25;159:158481. doi: 10.1016/j.phymed.2026.158481. Online ahead of print. ABSTRACT BACKGROUND: The adaptive upregulation of the immune-checkpoint PD-L1 in response to interferon-γ (IFNγ) protects solid tumors from cytotoxic lymphocytes and undermines adoptive cell immunotherapies. Currently, pharmacologically interrupting the trafficking of nascent PD-L1 to the surface of cancer cells is not feasible in a clinical […]






