Results 61 to 70 of about 193,396 (281)

Turning back time: a comprehensive list of interventions that decrease next-generation epigenetic aging clocks in humans

open access: yesFrontiers in Genetics
Epigenetic aging clocks estimate age from DNA methylation patterns and have become central tools in longevity research. More recently, next-generation clocks have been developed to better compensate for the known divergence between chronological age and ...
Adiv A. Johnson, David A. Sinclair
doaj   +1 more source

Co-occurrence of injection drug use and hepatitis C increases epigenetic age acceleration that contributes to all-cause mortality among people living with HIV

open access: yesEpigenetics, 2023
Co-occurrence of injection drug use (IDU) and hepatitis C virus infection (HCV) is common in people living with HIV (PLWH) and leads to significantly increased mortality.
Xiaoyu Liang   +4 more
doaj   +1 more source

Epigenetic reprogramming of lineage switching in cancer

open access: yesFEBS Letters, EarlyView.
Cancer cells rarely commit to a single identity. Epigenetic mechanisms and tumor microenvironment cues push epithelial cells toward flexible, hybrid states that can shift into mesenchymal, neuroendocrine, or stem‐like fates, driving metastasis, drug resistance, and tumor heterogeneity. Targeting the epigenetic regulators behind these transitions, using
Ezgi Boyvatlı   +4 more
wiley   +1 more source

Evaluation of Epigenetic Age Based on DNA Methylation Analysis of Several CpG Sites in Ukrainian Population

open access: yesFrontiers in Genetics, 2022
Epigenetic clocks are the models, which use CpG methylation levels for the age prediction of an organism. Although there were several epigenetic clocks developed there is a demand for development and evaluation of the relatively accurate and sensitive ...
N. Kuzub   +6 more
doaj   +1 more source

Building Epigenetic Clocks for Estimating Ageing in Life After Cancer

open access: yes, 2022
DNA methylation has been proven to be highly correlated with age. This has enabled the development of epigenetic clocks, which predicts age based on DNA methylation pattern. The predictions computed by epigenetic clocks have been interpreted to represent
Sydhagen, Kristin Aurora
core  

The microbiome in human skin aging

open access: yesFEBS Letters, EarlyView.
Age‐related skin changes encompass the well‐known visible phenotypic alterations, together with microbiome dysbiosis and a series of molecular aging hallmarks. These hallmarks characterize not only a fully stablished aged phenotype but also the skin aging process itself.
Manuel Huerta Arana   +3 more
wiley   +1 more source

Epigenetic aging and blood based neurodegeneration markers in LASI-DAD

open access: yesThe Journal of Prevention of Alzheimer's Disease
DNA methylation (DNAm)-based epigenetic clocks are emerging biomarkers of biological aging and have been linked to cognitive decline and dementia, but their relationship with blood-based neurodegenerative biomarkers remains understudied in low- and ...
Jung Ki Kim   +8 more
doaj   +1 more source

Epigenetic clock and methylation studies in elephants

open access: yesAging Cell, 2020
ABSTRACT Age-associated DNA-methylation profiles have been used successfully to develop highly accurate biomarkers of age (“epigenetic clocks”) in humans, mice, dogs, and other species. Here we present epigenetic clocks for African and Asian elephants.
Natalia A. Prado   +11 more
openaire   +3 more sources

Perfect timing: Epigenetic regulation of the circadian clock [PDF]

open access: yesFEBS Letters, 2011
In mammals, higher order chromatin structures are critical for downsizing the genome (packaging) so that the nucleus can be small. The adjustable density of chromatin also regulates gene expression, thus this post‐genetic molecular mechanism is one of the routes by which phenotype is shaped.
Ripperger Jürgen A, Merrow Martha
openaire   +4 more sources

jazoller96/mammalian-methyl-clocks: MammalMethylClock R Package: Software for DNA Methylation-Based Epigenetic Clocks in Mammals

open access: yes
<p>First release of MammalMethylClock R package</p> <p>Epigenetic clocks are prediction methods that relate cytosine methylation levels at specific genomic sites to chronological age, in a given species or set of species.
Joseph Zoller
core   +1 more source

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