Targeting the PD-1/PD-L1 Pathway in Merkel Cell Carcinoma: A Promising Therapeutic Approach
Zaryab Alam Background: Merkel cell carcinoma (MCC) is a rare and aggressive cancer caused by the Merkel cell polyomavirus (MCPyV) and sun exposure, commonly found on sun-exposed areas.1 The Programmed cell death protein 1 (PD-1)/Programmed death-ligand 1 (PD-L1) pathway is used by cancer cells in MCC to evade the immune…