High AST and ALT levels are a general sign of a liver problem. Based on which enzyme is elevated—or if both are elevated—healthcare providers can make an educated guess as to the underlying ...

ALT is more specific to the liver, while AST is present in both cytoplasm and mitochondria. Subnormal aminotransferase levels can result from deficiencies in pyridoxal 5'-phosphate (PLP ...

Background Gamma glutamyltransferase (GGT), alanine aminotransferase (ALT), aspartate aminotransferase (AST) and alkaline phosphatase ... associations of baseline levels of these enzymes with ...

At the end of the study period, mean AST and ALT levels diminished by 30.1% and 40.8%, respectively, in patients treated with silymarin who had completed the study as compared with increases of 5. ...