Which of the following is a pan-T lymphocyte marker?
Antigen Designation Normal cellular distribution Primarily T-cell associated CD 1 Thymocytes and Langerhans cells CD3 Thymocytes, mature T cells CD4 Helper T cells, subset CD5 T cells and a small subset of B cells CD8 Cytotoxic T cells, subset of thymocytes, and some NK cells
CD 2
CD 3
CD 19
CD 25
Basic Concepts