The hepatitis B surface antibody test (HBsAb) detects antibodies in the blood to determine if someone is immune to the hepatitis B virus (HBV). A negative or nonreactive result means the individual is ...

Hepatitis B testing can show whether you have a current or past HBV infection and whether you have antibodies from a hepatitis B vaccine. Hepatitis B is a viral infection caused by the hepatitis B ...

Background Hepatitis B virus (HBV) is a common cause of viral hepatitis with significant health complications including cirrhosis and hepatocellular carcinoma. Assays for hepatitis B surface antigen ...

For some people, their immune system can clear the hepatitis B virus with natural immunity. However, some individuals can build immunity to hepatitis B through vaccination. For some people, the ...

Chronic hepatitis B virus (HBV) infection remains a major cause of liver diseases, including cirrhosis and hepatocellular ...

Researchers from National Taiwan University Hospital and Academia Sinica have identified a simple blood marker that can reliably pinpoint chronic hepatitis B (CHB) patients at negligible risk of ...