Results 51 to 60 of about 80,065 (270)

Structural studies of three enzymes: telomerase, the methyltransferase CobJ and pectate lyase [PDF]

open access: yes, 2011
PhDThis thesis investigates the structure and function of three enzymes of biotechnological and biomedical interest: telomerase from Caenorhabtidis elegans, pectate lyase from Bacillus subtilis and the methyltransferase CobJ from Rhodobacter capsulatus.
To, Teng Teng
core   +2 more sources

Mice with Pulmonary Fibrosis Driven by Telomere Dysfunction

open access: yesCell Reports, 2015
Idiopathic pulmonary fibrosis (IPF) is a degenerative disease of the lungs with an average survival post-diagnosis of 2–3 years. New therapeutic targets and treatments are necessary.
Juan M. Povedano   +4 more
doaj   +1 more source

Telomere erosion in memory T cells induced by telomerase inhibition at the site of antigenic challenge in vivo. [PDF]

open access: yes, 2004
The extent of human memory T cell proliferation, differentiation, and telomere erosion that occurs after a single episode of immune challenge in vivo is unclear.
Beverley, PCL   +27 more
core   +1 more source

Understanding and Mitigating the Risk of Accelerated Biological Aging in Survivors of Cancer: A Scoping Review

open access: yesAging and Cancer, EarlyView.
Cancer treatment is associated with measurable acceleration of biological aging across epigenetic, telomere, senescence, and immune biomarkers. However, biomarker validation and interventional strategies remain limited, especially in hematologic malignancies, underscoring the need for standardized multi‐omic aging assessments and adequately powered ...
Moataz Ellithi   +3 more
wiley   +1 more source

TERRA recruitment of polycomb to telomeres is essential for histone trymethylation marks at telomeric heterochromatin

open access: yesNature Communications, 2018
Long non-coding RNA TERRAs are essential for telomere protection and telomere length maintenance. Here the authors report a role for TERRAs in telomeric heterochromatin formation by recruiting Polycomb Repressive Complex 2 to telomeres.
Juan J. Montero   +5 more
doaj   +1 more source

Human Telomerase RNA: Telomerase Component or More?

open access: yesBiomolecules, 2020
Telomerase is a ribonucleoprotein complex that maintains the lengths of telomeres. Most studies of telomerase function have focused on the involvement of telomerase activation in the immortalization of cancer cells and cellular rejuvenation.
Maria Rubtsova, Olga Dontsova
doaj   +1 more source

Cell proliferation in the presence of telomerase. [PDF]

open access: yesPLoS ONE, 2009
BACKGROUND: Telomerase, which is active early in development and later in stem and germline cells, is also active in the majority of human cancers. One of the known functions of telomerase is to extend the ends of linear chromosomes, countering their ...
Krastan B Blagoev
doaj   +1 more source

The Role of Viscoelasticity in Heterogeneous Glioblastoma Stem Cell Invasion in Biomimetic 3‐Dimensional Hydrogels

open access: yesAdvanced Healthcare Materials, EarlyView.
The role of viscoelasticity in the invasion of heterogeneous glioblastoma stem cells (GSCs) was investigated with GSCs categorized into subgroups based on molecular profile, as Reactive, Invasive, or Constructive using viscoelastic biomimetic hyaluronan‐oxime hydrogels.
Nicole J. Blaine   +4 more
wiley   +1 more source

Interleukin 8 is a biomarker of telomerase inhibition in cancer cells

open access: yesBMC Cancer, 2018
Background Telomerase activity is required for both initiation and maintenance of tumorigenesis and over 90% cancers overexpress telomerase. Therefore, telomerase targeting has emerged as a potential strategy for cancer treatment. In agreement with this,
Peter Solomon   +3 more
doaj   +1 more source

Bilayered PEDOT:PSS–Collagen Scaffolds as Functional Architectures for Tissue Engineering

open access: yesAdvanced Materials Interfaces, EarlyView.
A bilayered scaffold integrates collagen and PEDOT:PSS as distinct yet interconnected 3D matrices, preserving their fibrillar and conductive characteristics. Spatial compartmentalization enables independent tailoring of each domain while maintaining mechanical stability and compatibility with electrochemical monitoring, providing a multifunctional ...
Rasha Nasser   +6 more
wiley   +1 more source

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