<prompt> CD - 95 is a marker of -Death receptorMHC complexT helper cellsNK cells  <response>: Robbins basic pathology 6th edition. Chapter 1-cell injury. CD 95 is a marker of cell death. Fas or FasR, also known as apoptosis antigen 1 APO-1 or APT, cluster of differentiation 95 CD95 or tumor necrosis factor receptor superfamily member 6 TNFRSF6 is a protein that in humans is encoded by the FAS gene. 