Human CD54 (ICAM-1) mediates cell adhesion by binding to the integrins CD11a/CD18 (LFA-1) and to CD11b/CD18 (Mac-1). CD54 expression on resting peripheral blood leukocytes in weak but is upregulated on activated T and B lymphocytes and on monocytes.
Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.