There are different blood types: A, B, AB, and O, with each also being Rh-positive or Rh-negative. Knowing your blood type is ...

The risk for progression to type 1 diabetes (T1D) is significantly higher in antibody-positive males compared with females, with age differences in risk trajectories, according to a study scheduled to ...

A hepatitis A (HAV) antibody (AB) total reactive result indicates a current or previous HAV infection, or effective vaccination. The test works by detecting HAV antibodies in a person’s blood. The ...

Population screening of asymptomatic persons with Epstein–Barr virus (EBV) DNA or antibodies has improved the diagnosis of nasopharyngeal carcinoma and survival among affected persons. However, the ...