Abstract
The contents include an historical survey, immunology of the homograft rejection, immunologic tolerance in homotransplantation, nature of the transplantation antigen, circulating antibodies, autoantibodies, the homograft reaction as a manifestation of delayed sensitivity, kidney transplantation, endocrine homografts, corneal homografts, tolerance to transplanted tissues induced by whole-body irradiation, nonspecific methods of modifying the homograft reaction.