CD26 (DPIV, Dipeptidyl peptidase 4, EC=3.4.14.5, DPP IV, T-cell activation antigen CD26, TP103, Adenosine deaminase complexing protein 2, ADCP-2, ADABP, DPP4, ADCP2, CD26, Dipeptidyl Peptidase IV, Adenosine deaminase complexing protein 2, T cell activation anti)