Immunoglobulin - IgM
•eIgM class functions:
•Uable to form antibody-antigen complexes
•Umost effective complement binder
•Ufirst Ig to appear when an immune response is seen
•Uas IgG is formed IgM levels drop
•Ufirst class of Igs formed by newborns
•Ufirst class to appear on B-cell surfaces
•Uincreased IgM causes increased blood viscosity
•UWaldenstrom=s macroglobulinemia is increased IgM
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J chain
•pentomeric IgM