Abnormal expression of histocompatibility antigens on cancer cells.
D000818:Animals; D002645:Chickens; D006649:Histocompatibility Antigens; D006801:Humans; D008285:Major Histocompatibility Complex; D051379:Mice; D009369:Neoplasms / Q000276:immunology*; D009374:Neoplasms, Experimental / Q000276:immunology
D006649:Histocompatibility Antigens