sensitized antigen

sen·si·tized an·ti·gen

obsolete term for the complex formed when antigen combines with specific antibody; so called because the antigen, by the mediation of antibody, is rendered sensitive to the action of complement.

sen·si·tized an·ti·gen

(sen'si-tīzd an'ti-jen)
The complex formed when antigen combines with specific antibody; so called because the antigen, by the mediation of antibody, is rendered sensitive to the action of complement.
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References in periodicals archive ?
Because a delayed hypersensitivity reaction to a previously sensitized antigen occurs, patients who had not been previously vaccinated with bacille Calmette-Guerin (BCG) were not eligible for this study.
Mantoux testing elicits a delayed hypersensitivity reaction to a previously sensitized antigen (a T-lymphocyte function), and it is generally accepted as a valid in vivo indicator of a patient's level of cell-mediated immunity.
Cell-mediated immunity in nasopharyngeal carcinoma and allergic rhinitis: a controlled study

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