Results 121 to 130 of about 57,661 (242)

DNA Methylation: Its Role and Interaction with Epigenetic Modifications in Cancer

open access: yesProgress in Microbes and Molecular Biology
DNA methylation is an epigenetic mark involving the addition of a methyl group to DNA, particularly at cytosine residues. This methylation plays an important role in regulating gene expression through direct gene repression or through the control of ...
Nasreddine El Omari   +7 more
doaj  

The epigenetic landscape of skeletal muscle in response to exercise and aging

open access: yesThe FEBS Journal, EarlyView.
Epigenetic mechanisms regulate gene expression in response to exercise and aging, thereby supporting skeletal muscle plasticity. Acute exercise induces chromatin remodeling through histone modifications and DNA methylation, promoting the expression of exercise‐responsive genes.
Sabrina Champsi, David A. Hood
wiley   +1 more source

Childhood internalising symptoms at ages 3 and 6: a meta‐analysis of epigenome‐wide associations from cord and peripheral blood

open access: yesJournal of Child Psychology and Psychiatry, EarlyView.
Background Pre‐ and postpartum environments and genetic effects influence childhood internalising problems, which increase depression risk. DNA methylation (DNAm) may capture some of these effects. We therefore investigated associations between child blood DNAm and internalising problems.
Laura Schellhas   +9 more
wiley   +1 more source

Prospects of multipurpose biomonitoring for fisheries assessment based on environmental nucleic acids

open access: yesJournal of Fish Biology, EarlyView.
Abstract Methods using environmental nucleic acids have become highly effective for monitoring aquatic biodiversity, with an array of suitable use cases, including metrics for fisheries assessment. Traditional methods for assessing fish populations often rely on invasive techniques with limited spatial and temporal coverage.
Ana Ramón‐Laca   +6 more
wiley   +1 more source

Dietary L‐Tyrosine Sustains Egg Production and Quality by Modulating Promoter CpG Methylation, Gene Expression, and Hormone Profiles in Reproductive Signalling Pathways of Aged Laying Hens

open access: yesJournal of Animal Physiology and Animal Nutrition, EarlyView.
ABSTRACT Managing prolactin (PRL)‐mediated reproductive suppression is critical for maintaining egg production in commercial laying hens. L‐tyrosine (TYR), a precursor of dopamine (DA), may counteract age‐related reproductive decline by suppressing PRL, thereby sustaining productivity and egg quality in late‐phase laying hens.
Hasan Hüseyin İpçak
wiley   +1 more source

Chloroplast DNA methylation in the kelp Saccharina latissima is determined by origin and possibly influenced by cultivation

open access: yesEvolutionary Applications
DNA cytosine methylation is an important epigenetic mechanism in genomic DNA. In most land plants, it is absent in the chloroplast DNA. We detected methylation in the chloroplast DNA of the kelp Saccharina latissima, a non‐model macroalgal species of ...
Lydia Scheschonk   +3 more
doaj   +1 more source

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