Medical term:
transactivator
transactivate
(trăns-ăk′tə-vāt′, trănz-)tr.v. transacti·vated, transacti·vating, transacti·vates
To stimulate the transcription of (a gene in a host cell) by binding to DNA. Genes can be transactivated naturally by a virus or cellular protein or artificially by the insertion of a transactivator gene and segment of DNA into a cell.
trans′ac·ti·va′tion n.
trans·ac′ti·va′tor n.
The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.
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