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corepressor

[koh-ri-pres-er]
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noun Genetics.
  1. a molecule that is capable of combining with a specific repressor molecule and activating it, thereby blocking gene transcription.
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Origin of corepressor

First recorded in 1960–65; co- + repressor
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
corepressor in Medicine

corepressor

(kō′rĭ-prĕs′ər)
n.
  1. A substance that combines with and activates a genetic repressor, thus preventing gene transcription and inhibiting protein synthesis.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.