title: Guinea pigs deficient in C2, C4, C3 or the C3a receptor.
mesh_terms: D000818:Animals; D000936:Antigen-Antibody Complex / Q000032:analysis; D003175:Complement C2 / Q000172:deficiency*; D003176:Complement C3 / Q000172:deficiency*; D003181:Complement C4 / Q000172:deficiency* / Q000235:genetics / Q000276:immunology; D006168:Guinea Pigs; D016177:Macrophage-1 Antigen; D051381:Rats; D011919:Rats, Inbred Strains; D011951:Receptors, Complement / Q000235:genetics* / Q000378:metabolism
chemical_list: D000936:Antigen-Antibody Complex; D003175:Complement C2; D003176:Complement C3; D003181:Complement C4; D016177:Macrophage-1 Antigen; D011951:Receptors, Complement