Anti-A or B antibody was removed by applying the immunoadsorption technique in the kidney recipient candidates in the ABO blood-type-incompatible couples before kidney transplantation. A titer of anti-A or/and-B antibody was/were markedly reduced by each immunoadsorption procedure. Twelve out of 13 grafts transplanted showed or have been showing good kidney function for an observation period of 2-11 months even after rejection episode(s).
