Antistoffet (IMMU- MN 3) genkender en antigen struktur, der er fælles for et overfladeglycoprotein (NCA- 90) på granulocyter og tumor markøren carcino embryonalt antigen (CEA).
The antibody (IMMU-MN3) recognizes an antigenic structure shared by a surface glycoprotein (NCA-90) of granulocytes and the tumour marker, carcinoembryonic antigen (CEA).