cross-reacting antigens

cross-reacting antigens
перекрестнореагирующие антигены

English-Russian small dictionary of medicine. . 2015.

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  • cross-reacting antigen — 1. an antigen that combines with antibody produced in response to a different but related antigen, owing to similarity of antigenic determinants. 2. identical antigens in two bacterial strains, so that antibody produced against one strain will… …   Medical dictionary

  • cross-sensitization — cross sen·si·ti·za·tion (kros sen″sĭ tĭ zaґshən) sensitization to a substance induced by exposure to another substance having cross reacting antigens …   Medical dictionary

  • immune system — Anat. a diffuse, complex network of interacting cells, cell products, and cell forming tissues that protects the body from pathogens and other foreign substances, destroys infected and malignant cells, and removes cellular debris: the system… …   Universalium

  • heterophile — het·ero·phile het ə rə .fīl or het·er·o·phil .fil also het·er·o·phil·ic .het ə rə fil ik adj relating to or being any of a group of antigens in organisms of different species that induce the formation of antibodies which will cross react with the …   Medical dictionary

  • heterophil, heterophile — 1. Pertaining to heterogenetic or cross reacting antigens occurring in different species or to antibodies directed against such antigens. 2. The neutrophilic leukocyte in man; in some animals the granules vary in size and staining reaction.… …   Medical dictionary

  • natural antibodies — antibodies present in the serum of normal individuals in the apparent absence of any contact with the specific antigen, probably induced by exposure to cross reacting antigens. They may result from unknown exposure to naturally occurring antigens …   Medical dictionary

  • immunologic tolerance — an immune response consisting of the development of specific nonreactivity of the lymphoid tissues to a given antigen that in other circumstances can induce cell mediated or humoral immunity; it results from previous contact with the antigen and… …   Medical dictionary

  • CEACAM3 — Carcinoembryonic antigen related cell adhesion molecule 3 (CEACAM3) also known as CD66d (Cluster of Differentiation 66d), is a human gene.cite web | title = Entrez Gene: CEACAM3 carcinoembryonic antigen related cell adhesion molecule 3| url =… …   Wikipedia

  • heterophil antigen — heterophile antigen any of a group of cross reacting antigens occurring in several species and having a species distribution that does not correspond to phylogenetic relationships, such as the Forssman antigen. Called also heterogenetic a …   Medical dictionary

  • lepromin test — (for certain types of leprosy) after intradermal injection of lepromin (q.v.), a positive reaction consists of either a tuberculin type reaction at 48 to 72 hours (Fernandez reaction) or a nodular, occasionally ulcerated, lesion at 3 to 4 weeks… …   Medical dictionary

  • heterologous vaccine — heterotypic vaccine a vaccine that confers protective immunity against a pathogen not present in the vaccine, because it contains microorganisms that possess cross reacting antigens which they share in common with that pathogen. For example,… …   Medical dictionary


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