Hepatitis A blood tests check for immunoglobulin M (IgM) and immunoglobulin G (IgG) antibodies. An IgG-positive and IgM-negative result may suggest immunity to hepatitis A. A doctor may request a ...
The herpes simplex virus (HSV) antibodies test is a type of herpes simplex test that determines whether or not you’ve ever been exposed to this virus. Specifically, it’s a blood test that looks for ...
Antibody. Illustration of an immunoglobulin antibody molecule. This Y-shaped molecule has two arms that can bind to specific antigens, for instance viral or bacterial proteins. In doing this it marks ...