Dose level I: 2 x 10e7 cells/m2; Dose level II: 1 x 10e8 cells/m2; Dose level III: 3 x 10e8 cells/m2; Dose level IV: 1 x 10e9 cells/m2. Patients will be pre-medicated with Benadryl 1mg/kg IV (max 50mg) and Tylenol 10mg/kg po (max 650mg).