ETS variant transcription factor 5 and c-Myc cooperate in derepressing the human telomerase gene promoter via composite ETS/E-box motifs

F Zhang, S Wang, J Zhu - Journal of Biological Chemistry, 2020 - ASBMB
The human telomerase gene (hTERT) is repressed in most somatic cells. How transcription
factors activate the hTERT promoter in its repressive chromatin environment is unknown …

Dual roles of c-Myc in the regulation of hTERT gene

Y Zhao, D Cheng, S Wang, J Zhu - Nucleic acids research, 2014 - academic.oup.com
Human telomerase gene hTERT is important for cancer and aging. hTERT promoter is
regulated by multiple transcription factors (TFs) and its activity is dependent on the …

E2F1 acts as a negative feedback regulator of c-Myc‑induced hTERT transcription during tumorigenesis

Y Zhang, A Zhang, C Shen, B Zhang… - Oncology …, 2014 - spandidos-publications.com
Since induction of hTERT expression and subsequent telomerase activation play a critical
role in the multistep process of tumorigenesis, a better understanding of hTERT regulation …

Ets2 maintains hTERT gene expression and breast cancer cell proliferation by interacting with c-Myc

D Xu, J Dwyer, H Li, W Duan, JP Liu - Journal of Biological Chemistry, 2008 - ASBMB
Human telomerase reverse transcriptase (hTERT) underlies cancer cell immortalization, and
the expression of hTERT is regulated strictly at the gene transcription. Here, we report that …

Transcriptional regulation of telomerase activity: roles of the the Ets transcription factor family

J Dwyer, HE Li, D Xu, JUNP LIU - … of the New York Academy of …, 2007 - Wiley Online Library
Telomerase maintains telomeres to preclude cell senescence. It remains elusive how
telomerase activity is repressed in differentiated cells, but retained at high levels in stem …

Role of Ets/Id proteins for telomerase regulation in human cancer cells

X Xiao, M Athanasiou, IA Sidorov, I Horikawa… - … and molecular pathology, 2003 - Elsevier
Most human cancers express telomerase but its activity is highly variable and regulated by
complex mechanisms. Recently, we have proposed that Ets proteins may be important for …

Regulation of telomerase reverse transcriptase gene activity by upstream stimulatory factor

BS Goueli, R Janknecht - Oncogene, 2003 - nature.com
Upregulation of human telomerase reverse transcriptase (hTERT) transcription accounts for
the immortalization of greater than 85% of all human tumor cells. However, the mechanism …

Direct activation of telomerase by EGF through Ets-mediated transactivation of TERT via MAP kinase signaling pathway

Y Maida, S Kyo, T Kanaya, Z Wang, N Yatabe… - Oncogene, 2002 - nature.com
Telomerase is a regulated enzyme and its activity is tightly associated with cell proliferation.
The mechanisms of this association are unclear, but specific growth factors may regulate …

Ets2 transcription factor, telomerase activity and breast cancer.

JM Dwyer, JP Liu - Clinical & Experimental Pharmacology & …, 2010 - search.ebscohost.com
The enzyme telomerase maintains telomeres (ends of chromosomes) by synthesizing
telomeric DNA at each end of the chromosomes. Its association with telomeres has …

E4F1 and ZNF148 are transcriptional activators of the− 57A> C and wild-type TERT promoter

BH Chua, NZ Anuar, L Ferry, C Domrane… - Genome …, 2023 - genome.cshlp.org
Point mutations within the TERT promoter are the most recurrent somatic noncoding
mutations identified across different cancer types, including glioblastoma, melanoma …