2. Biochemistry: AST/SGOT and ALT/SGPT ≤ 2.5 x upper limit of normal (ULN) or ≤ 5.0 x ULN if the transaminase elevation is due to disease involvement; Serum bilirubin ≤ 1.5 x ULN; Serum creatinine ≤ 1.5 x ULN or estimated creatinine clearance ≥ 50 ml/min by Cockcroft-Gault equation: GFR=(140-age)*(wt in kg)*(0.85 if female)/(72xCr); Total serum calcium (corrected for serum albumin) ≥ 8.5 mg/dL or ionized calcium ≥ 3.8 mg/dL; Serum potassium ≥ LLN; Serum sodium ≥ LLN; Serum albumin ≥ 3g/dl