The immunoglobulins.
D000818:Animals; D000906:Antibodies; D006801:Humans; D007074:Immunoglobulin G / Q000502:physiology; D007075:Immunoglobulin M / Q000502:physiology; D007136:Immunoglobulins / Q000502:physiology; D005719:gamma-Globulins / Q000502:physiology*
D000906:Antibodies; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D007136:Immunoglobulins; D005719:gamma-Globulins