Programmed cell death ligand-1 and cytotoxic T cell infiltrates in metastatic cutaneous squamous cell carcinoma of the head and neck.
Stefan KraftShekhar K GadkareeDaniel G DeschlerDerrick T LinMai P HoangKevin S EmerickPublished in: Head & neck (2020)
Increased expression of PD-L1 correlates with increased CD8+ cell density. Increased expression of PD-L1 in poorly differentiated tumors may be more likely to benefit from anti PD-1/PD-L1 therapy.