This article is about a molecule in immunology. Not to be confused with CD2, the simplified chemical formula of deuteratedpolyethylene.
CD2 (cluster of differentiation 2) is a cell adhesion molecule found on the surface of T cells and natural killer (NK) cells.
It has also been called T-cell surface antigen T11/Leu-5, LFA-2,[5] LFA-3 receptor, erythrocyte receptor and rosette receptor.[6]