transactivate


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trans·ac·ti·vate

(trăns-ăk′tə-vāt′, trănz-)
tr.v. trans·ac·ti·vat·ed, trans·ac·ti·vat·ing, trans·ac·ti·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.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Further, the expression of the PPAR[gamma] coactivator 1 [alpha], which is recruited by PPAR[gamma] to transactivate its target genes, was shown to be specifically up-regulated by BPS in the 3T3-L1 cell line (Helies-Toussaint et al.
We expected the increase in the level of p53 protein of these resistant sublines by cisplatin induced DNA- damage Althoughp53 is known to transactivate bax, it suppresses bcl- 2 expression and the magnitude of p53 suppression of bcl- 2 expression may be tissue-specific .
LncRNAs transactivate STAU1-mediated mRNA decay by duplexing with 3' UTRs via Alu elements.
Likewise, FXR can directly transactivate the ABCC2, ABCB4, and SLCO1B3 genes [36, 37].
Maquat, "lncRNAs transactivate STAU1-mediated mRNA decay by duplexing with 3' UTRs via Alu elements," Nature, vol.
Also consistent with the ability of the [AT.sub.1] receptor to promote cancer cell growth, the [AT.sub.1] receptor can transactivate the EGF receptor, a known oncogenic stimulus [16].
PPAR RXR heterodimers transactivate genes by binding specific sequences in the promotor regions of these genes.
Remarkably, current studies have focused on the impact of p53 to transactivate genes involved in aerobic metabolism.
They can transactivate some promoters but are completely inactive on others.
Leptin interacts with insulin-like growth factor-1 in triple-negative breast cancer cells to transactivate the epidermal growth factor receptor and so promote tumor cell proliferation, migration, and invasion [43].
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