The prognostic significance of PD-L1 expression on tumor and immune cells in Merkel cell carcinoma.
Morgan GuénoléPaolo BénigniVincent BourbonneFrançois LuciaDelphine LegoupilOlivier PradierLaurent MiseryArnaud UguenUlrike SchickPublished in: Journal of cancer research and clinical oncology (2021)
PD-L1 expression by immune and tumor cells in non-metastatic MCC seems to significantly improve outcome in patients who did not received PD-1/PD-L1 inhibitors. Prospective studies are needed to confirm our hypothesis.