transplant rejection(redirected from Transplantation immunology)
Also found in: Dictionary, Thesaurus, Encyclopedia.
transplant rejectionGraft rejection, organ rejection, tissue rejection Immunology The constellation of host immune responses evoked when an allograft tissue is transplanted into a recipient; rejection phenomena may be minimized by optimal matching of MHC antigens and ABO blood groups and ameliorated with immunosuppressants–eg, cyclosporin, tacrolimus, rapamycin Exceptions of TR Corneal transplants, identical twins. See Graft-versus-host disease, HLA, MHC, Tissue typing.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.