1. 
   Derepression
   In genetics and biochemistry, a repressor gene inhibits the activity of an operator gene. By inactivating the repressor, the operator gene becomes active again. This effect is called derepression. ==Derepression of ALA synthase== One example is the effect of drugs on the activity of ALA synthase, a...
   Found op http://en.wikipedia.org/wiki/Derepression
   
   
2. 
   derepression
   Anything that stops the repression of a gene thereby allowing expression to occur.
   Found op http://www.encyclo.co.uk/visitor-contributions.php
   
   
3. 
   derepression
   <genetics, molecular biology> Anything that stops the repression of a gene thereby allowing expression to occur. ... (18 Nov 1997) ...
   Found op http://www.mondofacto.com/facts/dictionary?derepression
   
   
4. 
   derepression
   (de″re-presh´әn) removal of repression of a gene or operon, leading to or enhancing gene expression.
   Found op http://www.encyclo.co.uk/local/21001
   
   
5. 
   derepression
   Type: Term Pronunciation: dē′rē-presh′ŭn Definitions: 1. A homeostatic mechanism for regulating enzyme production in an inducible enzyme system: an inducer, usually a substrate of a specific enzyme pathway, by combining with an active repressor (produced by a regulator gen...
   Found op http://www.medilexicon.com/medicaldictionary.php?t=23868
   
   

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