heterophile

/ˈhɛtərəˌfaɪl/
adjective
  1. Having an affinity for antigens from a different species; often used to describe antibodies or tests.
    • The heterophile antibody test is a common way to diagnose mononucleosis.
    • Some viruses trigger a heterophile immune response in humans.
    • Heterophile reactions can occur when the immune system responds to foreign proteins.
Synonyms
noun
  1. An antibody or antigen that reacts with substances from a different species.
    • Heterophiles are often involved in cross-species immune reactions.
    • Researchers study heterophiles to understand how the body responds to animal proteins.
    • The lab detected heterophiles in the patient's blood sample.
What does "heterophile" mean? | whatsthatwordmean | whatsthatwordmean