PD-1 and PD-L1 Expression in Male Breast Cancer in Comparison with Female Breast Cancer.
Quirine F MansonNatalie D Ter HoeveHorst BuergerCathy B MoelansPaul J van DiestPublished in: Targeted oncology (2019)
PD-1 seems to be less often expressed in male breast cancer compared to female breast cancer. Although PD-1 and PD-L1 are not definite indicators for good or bad responses, male breast cancer patients may therefore respond differently to checkpoint immunotherapy with PD-1 inhibitors than female patients.