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Medical Definition of Determinant group
1. 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)
Lexicographical Neighbors of Determinant Group
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