The physiological role of the lymphoid system.
D000818:Animals; D001665:Binding Sites; D002462:Cell Membrane; D004285:Dogs; D004912:Erythrocytes / Q000502:physiology*; D006801:Humans; D007074:Immunoglobulin G / Q000502:physiology*; D007962:Leukocytes / Q000502:physiology*; D008221:Lymphoid Tissue / Q000276:immunology / Q000502:physiology*; D010587:Phagocytosis
D007074:Immunoglobulin G