| HBsAb | <abbreviation> Antibody to the hepatitis B surface antigen. (05 Mar 2000) |
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| HBsAg | <immunology, virology> A serologic marker on the surface of the hepatitis B virus. The body will normally produce antibodies to hepatitis B surface antigen as part of the normal immune response to infection. It is the presence of antibodies to the hepatitis B surface antigen that are detected in a positive hepatitis B blood test. (27 Sep 1997) |
| anti-HBs | Antibody to the hepatitis B surface antigen (HBsAg). (05 Mar 2000) |
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