title: Structural relationship and complement fixing activity of sheep and other ruminant immunoglobulin G subclasses.
mesh_terms: D000818:Animals; D002417:Cattle; D003168:Complement Fixation Tests; D006041:Goats; D006386:Hemagglutination Tests; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D007074:Immunoglobulin G / Q000145:classification*; D011817:Rabbits; D012756:Sheep; D009626:Terminology as Topic
chemical_list: D007074:Immunoglobulin G