molecular mimicry

(redirected from Antigenic mimickry)
Also found in: Medical.

molecular mimicry

[mə′lek·yə·lər ′mim·i‚krē]
(immunology)
The sharing, by two organisms closely related ecologically but not phylogenetically, of common macromolecular structures that are not attributable to evolutionary conservation of these structures.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.