Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb Simple past tense and past participle of derepress.
  • adjective genetics, of a gene activated by the removal of a repressor

Etymologies

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Examples

  • "The simplest explanation is that the information was present in a latent state and simply revealed or derepressed when the chromosome segments were placed in a new configuration (Davison [1993])."

    On Thursday, the Legg report will be published along with... 2009

  • However, it was not known whether the antigens were expressed by viral genes or by derepressed cellular genes.

    Renato Dulbecco - Nobel Lecture 1992

  • An operon being derepressed, a structural gene can express itself, and a new enzyme is produced which assures the autonomous multiplication of the viral genetic material and permits the expression of all of the genes that regulate viral structures.

    André Lwoff - Nobel Lecture 1972

  • A lysogenic bacterium produces virions if it is derepressed, and here we are again entangled in the problem of induction.

    André Lwoff - Nobel Lecture 1972

  • M, et al. (1999) Trichome cell growth in Arabidopsis thaliana can be derepressed by mutations in at least five genes.

    PLoS Biology: New Articles Adrienne H. K. Roeder et al. 2010

  • Third, our results also showed that most mutations that allow cryptic initiation do not impair H3 K36 di - or trimethylation; therefore, loss of this histone modification is not the sole mechanism by which cryptic promoters are derepressed.

    PLoS Biology: New Articles 2008

Comments

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  • Do it again.

    December 6, 2008