 - Serum aspartate transaminase AST Aspartate transaminase; serum glutamic oxaloacetic transaminase SGOT serum glutamic oxaloacetic and serum alanine transaminase ALT alanine transaminase; serum glutamic pyruvic transaminase SGPT serum glutamic pyruvic transaminase less than or equal to 2.5 times the upper limit of normal ULN; 5.0 times the ULN in cases of liver metastases 