Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) < 3 x upper limit of normal (ULN) for age (except for patients with liver metastasis who may enroll if ALT < 5 times ULN for age) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 10 x upper limit of normal (ULN) for age Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) < 2.5 x upper limit of normal (ULN) for age; for the purpose of this study, the ULN for ALT is 45 U/L Measured within 28 days prior to registration: Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 2.5 × institutional upper limit of normal or =< 5 × ULN if patient has liver metastases Serum glutamate pyruvate transaminase (SGPT)/alanine aminotransferase (ALT) =< 2.5 times upper limit or normal (ULN) before starting therapy Adequate organ function within 14 days of study registration including:\r\n* Serum glutamate pyruvate transaminase (SGPT) alanine aminotransaminase (ALT) =< 2.5 x upper limit of normal (ULN) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 3 x upper limit of normal (=< 5 x ULN if lever metastases present) Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 2.5 x upper limit of normal (ULN) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 3 x upper limit of normal (ULN) Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SPGT]) < 225 U/L (45U/L defined as upper limit of normal [ULN]). Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 3 x upper limit of normal (ULN) or =< 5 x ULN if related to disease Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 3 x upper limit of normal (ULN) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) < 1.5 x upper limit of normal (ULN) for age ENROLLMENT: Adequate liver function, as defined as serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 2.5 x upper limit of normal (ULN) for age (unless Gilbert’s disease or abnormal liver function due to primary disease). Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 3 x upper limit of normal; for the purpose of this study, the upper limit of normal (ULN) for SGPT is 45 U/L Serum glutamate pyruvate (SGPT) (alanine aminotransferase [ALT]) =< 3.0 x upper limit of normal (ULN) for age and institution (unless it is related to leukemic involvement) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 3 x upper limit of normal (ULN) for age Serum alanine aminotransferase ([ALT]; serum glutamate-pyruvate transferase [SGPT]), or serum aspartate aminotransferase [AST] where available at the center) < 2.5 x upper limit of normal (ULN), OR < 5 x ULN in the presence of liver metastases Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 5 x upper limit of normal (ULN) for age, and Subjects with inadequate liver (alanine aminotransferase [ALT]/serum glutamate pyruvate transaminase [SGPT] above 4 X upper limit of normal [ULN] or direct bilirubin 4 X ULN AND the lab abnormalities are felt to be due to underlying liver dysfunction) Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 1.5 x upper limit of normal (ULN) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 3 x upper limit of normal (ULN) (if not due to the leukemia itself) Serum glutamic pyruvate transaminase (SGPT) alanine aminotransferase (ALT) =< 2.5 x upper limit of normal (ULN) (or =<5 x ULN if in the investigator's opinion the elevation is due to extramedullary hematopoiesis) Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 2.5 x upper limit of normal (ULN) for age Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 3 x upper limit of normal (ULN); exception for patients with liver metastasis: ALT(SGPT) =< 5 x ULN Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 2.5 x upper limit of normal (ULN) for age Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 2.5 x upper limit of normal OR =< 5 x upper limit of normal if liver metastases Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 3 x upper limit normal (ULN) or =< 5 x ULN if related to disease Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) < 2.5 x upper limit of normal (ULN) for age Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 3 x upper limit of normal (ULN) or =< 5 x ULN if related to disease Alanine aminotransferase (ALT) (serum glutamate pyruvate transaminase [SGPT]) =< 3 X upper limit of normal (ULN); exception for patients with liver metastasis: ALT (SGPT) =< 5 X ULN Alanine transaminase (ALT/serum glutamic pyruvate transaminase [SGPT]) =< 4 x upper limit of normal (ULN) Patients must not have elevated liver transaminase levels; adequate liver function is defined as total bilirubin =< 1.5 times upper limit of normal, serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 5 times upper limit of normal and serum albumin >= 2 g/dL Serum glutamate pyruvate transaminase (SGPT) (alanine aminotransferase [ALT]) =< 2.5 x the upper limit of normal (ULN) for age