title: Immunologic tolerance in C4 deficient guinea pigs.
mesh_terms: D000596:Amino Acids; D000818:Animals; D002417:Cattle / Q000276:immunology; D003165:Complement System Proteins; D004140:Dinitrophenols; D005787:Gene Frequency; D006168:Guinea Pigs / Q000276:immunology; D007108:Immune Tolerance; D007456:Iodine Isotopes; D008239:Lysine; D011108:Polymers; D012709:Serum Albumin; D012882:Skin Tests; D014316:Tritium
chemical_list: D000596:Amino Acids; D004140:Dinitrophenols; D007456:Iodine Isotopes; D011108:Polymers; D012709:Serum Albumin; D014316:Tritium; D003165:Complement System Proteins; D008239:Lysine