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derepressor
de·re·pres·sor [ d ri préssər ] (plural de·re·pres·sors)


noun 
Definition:
 
agent initiating or enhancing transcription: an agent, e.g. a protein, that begins or enhances gene transcription by removing the repression of an operon
Encarta® World English Dictionary [North American Edition] © & (P)2009 Microsoft Corporation. All rights reserved. Developed for Microsoft by Bloomsbury Publishing Plc.
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