Leukocyte adhesion and migration protein (null)

*Leukocyte adhesion and migration proteins* encompass **selectins**, **integrins**, immunoglobulin superfamily members (e.g., ICAMs, VCAMs), and signaling/cytoskeletal adaptors[2][3][4][1][5]. These molecules are sequentially and dynamically involved in guiding leukocytes out of the circulation and into tissues during immune surveillance and inflammation. Mechanisms include *rolling* (selectin-mediated), *firm adhesion* (integrin-mediated), and *transendothelial migration* (PECAM, integrin, cytoskeletal rearrangement)[5][3][4][1]. Dysregulation leads to immunodeficiency, chronic inflammation, and is a therapeutic target in autoimmune and inflammatory diseases[3][6][2][5]. Important note: For drug development or protein-targeted research, refer to each specific protein (e.g., "L-selectin", "Integrin beta-2", "PECAM-1") rather than this composite term, as "Leukocyte adhesion and migration proteins" is not a single molecular entity[2][3][4][5][6][1].

Other names

Adhesion moleculescell adhesion molecules (CAMs)leukocyte extravasation proteinsimmune cell migration proteinsselectins (E-selectin, L-selectin, P-selectin)integrins (e.g., LFA-1, Mac-1, VLA-4)PECAM-1ICAMsVCAMs

Inhibition of leukocyte adhesion/migration by blocking integrin–ICAM or selectin–ligand interaction. Reduction of inflammation through blockade of cell trafficking to sites of injury or infection. Modulation of immune cell activation and signaling via receptor antagonism.