Results 11 to 20 of about 78,599 (266)

Is telomerase reactivation associated with the down-regulation of TGF β receptor-II expression in human breast cancer? [PDF]

open access: yesCancer Cell International, 2003
Background Telomerase is a ribonucleoprotein that synthesizes telomeres and plays an important role in chromosomal stability and cellular immortalisation. Telomerase activity is detectable in most human cancers but not in normal somatic cells.
Thomas Valene   +3 more
doaj   +2 more sources

Functional identification and mapping of a gene that represses telomerase hTERT transcription in prostate cancer cells [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.Telomerase is present in over 90% of tumour tissues and immortalized cells and is tightly regulated in most normal somatic cells.
Hasan, Rana
core   +7 more sources

The role of the cell attachment in the regulation of telomerase during keratinocyte differentiation [PDF]

open access: yes, 2010
PhDThe catalytic subunit of telomerase TERT has non-canonical functions, which are independent of telomere elongation and sometimes telomerase activity.
Cereser, Biancastella
core   +4 more sources

Early differential responses elicited by BRAFV600E in adult mouse models

open access: yesCell Death and Disease, 2022
The BRAF gene is frequently mutated in cancer. The most common genetic mutation is a single nucleotide transition which gives rise to a constitutively active BRAF kinase (BRAFV600E) which in turn sustains continuous cell proliferation.
Giuseppe Bosso   +5 more
doaj   +1 more source

Telomerase Unplugged [PDF]

open access: yesACS Chemical Biology, 2007
The control of telomerase activity at chromosome ends by telomere-binding proteins is critical for telomere length homeostasis. Two recent papers identify TPP1 as a critical mediator of this control. TPP1 forms part of the telomeric shelterin complex while also associating with telomerase, stimulating its activity and processivity.
Cristofari, G., Sikora, K., Lingner, J.
openaire   +3 more sources

The Telomerase Database [PDF]

open access: yesNucleic Acids Research, 2007
Telomerase is a ribonucleoprotein enzyme that extends DNA at the chromosome ends in most eukaryotes. Since 1985, telomerase has been studied intensively and components of the telomerase complex have been identified from over 160 eukaryotic species. In the last two decades, there has been a growing interest in studying telomerase owing to its vital role
Joshua D. Podlevsky   +4 more
openaire   +3 more sources

Consequences of telomere dysfunction in fibroblasts, club and basal cells for lung fibrosis development

open access: yesNature Communications, 2022
Telomere dysfunction induced by TRF1 depletion in fibroblasts, club and basal cells did not lead to interstitial lung fibrosis, underscoring alveolar type II cells as the relevant cell type in pulmonary fibrosis.
Sergio Piñeiro-Hermida   +7 more
doaj   +1 more source

Telomerase reverse transcriptase activates transcription of miR500A to inhibit Hedgehog signalling and promote cell invasiveness

open access: yesMolecular Oncology, 2021
Telomerase reverse transcriptase (TERT) maintains telomere homeostasis, thus ensuring chromosome stability and cell proliferation. In addition, several telomere‐independent functions of human TERT have been described.
Manuel Bernabé‐García   +8 more
doaj   +1 more source

Cost-Effective Trap qPCR Approach to Evaluate Telomerase Activity: an Important Tool for Aging, Cancer, and Chronic Disease Research [PDF]

open access: yesClinics, 2021
OBJECTIVES: Telomeres are a terminal “DNA cap” that prevent chromosomal fusion and degradation. However, aging is inherent to life, and so is the loss of terminal sequences.
Thalyta Nery Carvalho Pinto   +4 more
doaj   +1 more source

The mTOR pathway is necessary for survival of mice with short telomeres

open access: yesNature Communications, 2020
Telomerase deficiency leads to age-related diseases and shortened lifespan, while inhibition of the mTOR pathway delays aging. Here, the authors show that inhibition of mTORC1 signaling shortens the lifespan of telomerase deficient mice.
Iole Ferrara-Romeo   +10 more
doaj   +1 more source

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