Study Evaluating Rapamune® Maintenance Regimen

Primary : To evaluate the efficacy of sirolimus assessed by the incidence of biopsy-confirmed acute rejection episode at 6 months after transplantation in Korean renal transplantation recipients. Secondary : 1. To evaluate the safety of sirolimus over 12 months after transplantation in Korean renal transplantation recipients. 2. To evaluate graft function, patient survival and graft survival at 6 and 12 months after transplantation, and to investigate the incidence of biopsy-confirmed acute rejection episode at 12 months after transplantation.