Results 11 to 20 of about 2,768,548 (336)

DNA methylation-free Arabidopsis reveals crucial roles of DNA methylation in regulating gene expression and development

open access: yesNature Communications, 2022
A contribution of DNA methylation to defense against invading nucleic acids and maintenance of genome integrity is uncontested; however, our understanding of the extent of involvement of this epigenetic mark in genome-wide gene regulation and plant ...
Li He   +8 more
semanticscholar   +1 more source

Investigating the epigenetic effects of a prototype smoke-derived carcinogen in human cells. [PDF]

open access: yesPLoS ONE, 2010
Global loss of DNA methylation and locus/gene-specific gain of DNA methylation are two distinct hallmarks of carcinogenesis. Aberrant DNA methylation is implicated in smoking-related lung cancer.
Stella Tommasi   +5 more
doaj   +1 more source

Comprehensive analysis of preeclampsia-associated DNA methylation in the placenta. [PDF]

open access: yesPLoS ONE, 2014
A small number of recent reports have suggested that altered placental DNA methylation may be associated with early onset preeclampsia. It is important that further studies be undertaken to confirm and develop these findings.
Tianjiao Chu   +6 more
doaj   +1 more source

LncRNA-mediated DNA methylation: an emerging mechanism in cancer and beyond

open access: yesJournal of experimental & clinical cancer research : CR, 2022
DNA methylation is one of the most important epigenetic mechanisms to regulate gene expression, which is highly dynamic during development and specifically maintained in somatic cells.
Wanxu Huang   +4 more
semanticscholar   +1 more source

The Role of Host Cell DNA Methylation in the Immune Response to Bacterial Infection

open access: yesFrontiers in Immunology, 2021
Host cells undergo complex transcriptional reprogramming upon infection. Epigenetic changes play a key role in the immune response to bacteria, among which DNA modifications that include methylation have received much attention in recent years.
Wanhai Qin   +4 more
doaj   +1 more source

Co-targeting RNA Polymerases IV and V Promotes Efficient De Novo DNA Methylation in Arabidopsis. [PDF]

open access: yes, 2019
The RNA-directed DNA methylation (RdDM) pathway in plants controls gene expression via cytosine DNA methylation. The ability to manipulate RdDM would shed light on the mechanisms and applications of DNA methylation to control gene expression.
Chory, Joanne   +9 more
core   +2 more sources

DNA methylation age of human tissues and cell types

open access: yesGenome Biology, 2013
It is not yet known whether DNA methylation levels can be used to accurately predict age across a broad spectrum of human tissues and cell types, nor whether the resulting age prediction is a biologically meaningful measure.
S. Horvath
semanticscholar   +1 more source

SUVH1, a Su(var)3-9 family member, promotes the expression of genes targeted by DNA methylation. [PDF]

open access: yes, 2015
Transposable elements are found throughout the genomes of all organisms. Repressive marks such as DNA methylation and histone H3 lysine 9 (H3K9) methylation silence these elements and maintain genome integrity.
Chen, Xuemei   +6 more
core   +2 more sources

DNA methylation dynamics in aging: How far are we from understanding the mechanisms? [PDF]

open access: yes, 2018
DNA methylation is currently the most promising molecular marker for monitoring aging and predicting life expectancy. However, the mechanisms underlying age-related DNA methylation changes remain mostly undiscovered.Here we discuss the current knowledge ...
Caiafa, Paola   +3 more
core   +1 more source

DNA methylation and regulation of gene expression: Guardian of our health

open access: yesThe Nucleus, 2021
One of the most critical epigenetic signatures present in the genome of higher eukaryotes is the methylation of DNA at the C-5 position of the cytosine ring.
Gaurab Aditya Dhar   +3 more
semanticscholar   +1 more source

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