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  1. Antigen - Wikipedia

    Antigenic molecules, normally "large" biological polymers, usually present surface features that can act as points of interaction for specific antibodies. Any such feature constitutes an epitope.

  2. ANTIGENIC | definition in the Cambridge English Dictionary

    ANTIGENIC meaning: 1. relating to or consisting of antigens (= substances that cause the body's immune system to…. Learn more.

  3. Antigen | Definition, Function, Types, & Facts | Britannica

    Dec 20, 2025 · On the surface of antigens are regions, called antigenic determinants, that fit and bind to receptor molecules of complementary structure on the surface of the lymphocytes.

  4. ANTIGENIC Definition & Meaning - Merriam-Webster

    : any substance (such as an immunogen or a hapten) foreign to the body that evokes an immune response either alone or after forming a complex with a larger molecule (such as a protein) …

  5. Antigens: Types, How They Work, Testing, and More

    Sep 5, 2025 · Antigen tests can diagnose current infections, while antibody tests show if you've had an infection in the past. An antigen is a molecule that may be recognized by the immune …

  6. What Are Antigens and Antibodies? - sciencenewstoday.org

    Aug 5, 2025 · Let’s begin with antigens, the strange yet familiar villains—or sometimes just messengers—of this internal war. The term “antigen” is short for antibody generator, which …

  7. Antigenic | definition of antigenic by Medical dictionary

    Meaning of antigenic medical term. What does antigenic mean?