Supression of species resistance in  mice to rat tumor (Walker 256 carcinosarcoma) by rat thymus antiserum.
D000818:Animals; D000831:Animals, Newborn; D000917:Antibody Formation / Q000187:drug effects*; D002279:Carcinoma 256, Walker / Q000276:immunology*; D006460:Hemolysin Proteins / Q000096:biosynthesis*; D007106:Immune Sera / Q000494:pharmacology*; D051379:Mice; D009929:Organ Size; D011817:Rabbits; D051381:Rats; D012756:Sheep; D013154:Spleen; D013950:Thymus Gland
D006460:Hemolysin Proteins; D007106:Immune Sera