laboratory tests showed white blood cells of 17.4 × 109/L, hemoglobin of 5 g/dL, hematocrit of 15%, platelet counts of 120,000/μL, mean corpuscular volume of 90.2 fL, absolute reticulocyte count of 63 K./μL (normal = 24–84 K./μL), haptoglobin of 68 mg/dL, bilirubin of 1.5 mg/dL, aspartate transaminase (AST) of 50 IU/L, alanine transaminase (ALT) of 103 IU/L and alkaline phosphatase of 90 IU/L, ammonia of 34 μmol/L, and tumor marker alpha fetoprotein level of 2556 ng/mL (normal = 0–8.3). The gene discussed is GPT; the disease is neoplasm.