Medical Definition of Hepatitis B surface antigen
1.
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)
Lexicographical Neighbors of Hepatitis B Surface Antigen
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