Liver enzymes are proteins in your liver that speed up chemical reactions. If your liver is damaged, blood tests will show abnormally high levels of these enzymes circulating in your bloodstream.

For patients with chronic viral hepatitis, clinicians instinctively rely on liver enzyme measurements to estimate disease activity and assess need for liver biopsy or antiviral treatment. Although ...

Alanine aminotransferase (ALT) is a cytosolic enzyme predominantly found in hepatocytes and is released into the circulation in response to liver injury. Measurement of serum ALT levels has become a ...

Liver diseases are commonly diagnosed using serum enzyme assays, particularly for aspartate aminotransferase (AST), alanine aminotransferase (ALT), alkaline phosphatase (ALP), gamma-glutamyl ...