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epitope

 - 7 dictionary results

ep⋅i⋅tope

[ep-i-tohp]
–noun Immunology.
determinant (def. 3).

Origin:
epi- + -tope < Gk tópos place; cf. topo-

de⋅ter⋅mi⋅nant

[di-tur-muh-nuhnt]
–noun
1. a determining agent or factor.
2. Mathematics. an algebraic expression of the sum of products of elements, each with an appropriate algebraic sign, usually written in a square array and used in the solution of systems of linear equations.
3. Also called antigenic determinant, epitope. Immunology. any site on an antigen molecule at which an antibody can bind, the chemical structure of the site determining the specific combining antibody.
4. Genetics Archaic. a gene.

Origin:
1600–10; < L dēterminant- (s. of dētermināns), prp. of dētermināre. See determine, -ant
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
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ep·i·tope   (ěp'ĭ-tōp')   
n.  A localized region on the surface of an antigen that is capable of eliciting an immune response and of combining with a specific antibody to counter that response.

[epi- + Greek topos, place, spot.]
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Medical Dictionary

Main Entry: de·ter·mi·nant
Pronunciation: di-'t&rm-(&-)n&nt
Function: noun
1 a : a hypothetical aggregate ofbiophores conceived as comparable to the gene of more recent biological theory b : GENE
2 : EPITOPE

Main Entry: epi·tope
Pronunciation: 'ep-&-"tOp
Function: noun
: a molecular region on the surface of an antigen capable of eliciting an immuneresponse and of combining with the specific antibody produced by such a response called also determinant, antigenic determinant
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

determinant de·ter·mi·nant (dĭ-tûr'mə-nənt)
n.

  1. An influencing or determining element or factor.

  2. Antigenic determinant.

adj.
Tending or serving to determine.

epitope ep·i·tope (ěp'ĭ-tōp')
n.
The surface portion of an antigen capable of eliciting an immune response and of combining with the antibody produced to counter that response.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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