recognition

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recognition

 [rek″og-nish´un]
1. the act of recognizing (seeing something as familiar).
2. the state of being seen as familiar.
3. the interaction of immunologically competent cells with antigen that begins with the binding of the antigen to specific antigen receptors on B and T lymphocytes and results in an immune response directed against the antigen. Called also antigen recognition.

recognition

/re·cog·ni·tion/ (rek″og-nĭ´shun) in immunology, the interaction of immunologically competent cells with antigen, involving antigen binding to a specific receptor on the cell surface and resulting in an immune response.

recognition

(rĕk′əg-nĭsh′ən)
n.
Biology The ability of one molecule to attach itself to another molecule having a complementary shape, as in enzyme-substrate and antibody-antigen interactions.

re·cog′ni·to′ry (rĭ-kŏg′nĭ-tôr′ē), re·cog′ni·tive (-tĭv) adj.

recognition

Pharmacology See Drug recognition Substance abuse See Drug recognition Vox populi The state or quality of being recognized or acknowledged. See Continuous speech recognition, Intelligent character recognition, Kin recognition, OCR, Open-set speech recognition, Speech recognition.

recognition

The process of binding of an antigen to a specific receptor on a cell of the immune system.

recognition

1. the act of recognizing or state of being recognized.
2. in immunology, a term used to describe the functional changes occurring in immunologically competent cells on contact with antigen, involving antigen binding with a receptor on the cell surface. Called also antigen recognition.

recognition sequence
most recognition sequences used by restriction enzymes are palindromes, some enzymes have more than one recognition sequence and some have nonpalindrome recognition sequences and may cut several nucleotides away from the recognition sequence. See also palindrome.
recognition site
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