237 ABSTRACT ANTI-ALPHA2 INTEGRIN ANTIBODIES AND THEIR USES THE INVENTION RELATES TO ANTI-CC2 INTEGRIN ANTIBODIES AND THEIR USES. HUMANIZED ANTIBODIES ARE DISCLOSED THAT BIND TO THE 1 5 DOMAIN OF CC2 INTEGRIN AND INHIBIT THE INTERACTION OF A2PL INTEGRIN WITH COLIAGEN. ALSO DISCLOSED ARE THERAPEUTIC USES OF ANTI-A2 INTEGRIN ANTIBODIES IN TREATING (X2OL-MEDIATED DISORDERS, INCLUDING ANTI-A2 INTEGRIN ANTIBODIES THAT BIND TO (X2 INTEGRIN WITHOUT ACTIVATING PLATELETS. 10 (FIG,