although many of the alloantibodies involved ( k [ 8 ] ; e [ 5 ] ; fya [ 2 ] ; fyb [ 2 ] ; d [ 1 ] ; c [ 1 ] ; multiple [ 7 ] ) are usually thought to be incapable of complement activation , a strongly positive direct antiglobulin test ( dat ) due to c3d was found in all cases .
C0009528
complement
C1332656
c3d