dictionary help| antigenic determinant | medical dictionary |
That part of an antigenic molecule against which a particular immune response is directed. For instance a tetra to penta peptide sequence in a protein, a tri to penta glycoside sequence in a polysaccharide.
In the animal most antigens will present several or even many antigenic determinants simultaneously.
See: hapten.
This entry appears with permission from the Dictionary of Cell and Molecular Biology
(22 Feb 2008)
antigenic, antigenic competition, antigenic complex < Prev | Next > antigenic drift, antigenicity, antigenic modulation
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