However, as patients in these studies also received other immunosuppressants, including corticosteroids, it is not possible to determine the exact influence of rapamycin on the development of NODAT. However, as part of their U.S. Renal Data System study, Johnston et al. (10) analyzed the risk of NODAT in renal transplant recipients receiving tacrolimus in combination with mycophenolate mofetil (MM