Past medical history a ABO-compatible renal transplant 9 months prior, steroids, FK506, and mycophenolate mofetil(MMF) for immunosuppression and TMP-SMX for prophylaxIs a a biopsy-proven borderline t-cell-mediated rejection in the second post-transplant week(PtW), a single dose(1.5 mg/kg of antithymocyte globulin n CMV colitis at the 4th ptw, subsequent 3-week therapy with ganciclovirPast medical history p ABO-compa<ble renal transplant 9 months prior, steroids, FK506, and mycophenolate mofe<l (MMF) for immunosuppression and TMP-SMX for prophylaxis p a biopsy-proven borderline T-cell-mediated rejec<on in the second post-transplant week (PTW) , a single dose (1.5 mg/kg) of an<thymocyte globulin p CMV coli<s at the 4th PTW, subsequent 3-week therapy with ganciclovir