Hemoglobin > 10.0 g/dL Neutrophil count > 1.5 x l09/L Lymphocyte count > Lower limit of institutional normal Platelet count > 80 x l09/L Serum creatinine < 2.0 mg/dL Serum bilirubin < 2 x upper limit of institutional normal AST/ALT < 2 x upper limit of institutional normal