heteroantiserum het·er·o·an·ti·se·rum (hět’ə-rō-ān’tĭ-sēr’əm)
An antiserum developed in one animal species against antigens or cells of another species.


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  • Heteroantibody

    heteroantibody het·er·o·an·ti·bod·y (hět’ə-rō-ān’tĭ-bŏd’ē) n. An antibody that is specific for antigens originating in species other than that of the antibody producer.

  • Heterophil antigen

    heterophil antigen n. See heterogenetic antigen.

  • Heterophilic

    [het-er-uh-fil] /ˈhɛt ər ə fɪl/ adjective 1. Also, heterophilic. Immunology. (of an antibody) having an affinity for an antigen other than its specific antigen. noun 2. Cell Biology. a neutrophil. heterophil het·er·o·phil (hět’ə-rō-fĭl’) or het·er·o·phile (-fīl’) n. A granulocyte; in humans, a neutrophil. adj. Relating to heterogenetic antigens or to antibodies directed against such antigens.

  • Heterophonia

    heterophonia het·er·o·pho·ni·a (hět’ə-rō-fō’nē-ə) n.

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