The hepatitis B titer test can reveal whether you’re immune to the virus, either because of vaccination or previous exposure. It requires a simple blood draw. Titer tests measure antibodies in your ...

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 ...

Scientists from the Institut Pasteur, in collaboration with Kumamoto University in Japan, have assessed a new rapid diagnostic test to identify pregnant women at elevated risk of transmitting ...