Results 81 to 90 of about 2,705,095 (358)

Targeted DNA demethylation of the Arabidopsis genome using the human TET1 catalytic domain. [PDF]

open access: yes, 2018
DNA methylation is an important epigenetic modification involved in gene regulation and transposable element silencing. Changes in DNA methylation can be heritable and, thus, can lead to the formation of stable epialleles. A well-characterized example of
Gallego-Bartolomé, Javier   +8 more
core   +2 more sources

The context of gene expression regulation [PDF]

open access: yesF1000 Biology Reports, 2012
Recent advances in sequencing technologies have uncovered a world of RNAs that do not code for proteins, known as non-protein coding RNAs, that play important roles in gene regulation. Along with histone modifications and transcription factors, non-coding RNA is part of a layer of transcriptional control on top of the DNA code. This layer of components
Gibcus, Johan H, Dekker, Job
openaire   +3 more sources

Rad27/FEN1 prevents accumulation of Okazaki fragments and ribosomal DNA copy number changes

open access: yesFEBS Letters, EarlyView.
The budding yeast Rad27 is a structure‐specific endonuclease. Here, the authors reveal that Rad27 is crucial for maintaining the stability of the ribosomal RNA gene (rDNA) region. Rad27 deficiency leads to the accumulation of Okazaki fragments and changes in rDNA copy number.
Tsugumi Yamaji   +3 more
wiley   +1 more source

Proteomic analysis of the response to cell cycle arrests in human myeloid leukemia cells

open access: yeseLife, 2015
Previously, we analyzed protein abundance changes across a ‘minimally perturbed’ cell cycle by using centrifugal elutriation to differentially enrich distinct cell cycle phases in human NB4 cells (Ly et al., 2014).
Tony Ly, Aki Endo, Angus I Lamond
doaj   +1 more source

PseudoFuN: Deriving functional potentials of pseudogenes from integrative relationships with genes and microRNAs across 32 cancers [PDF]

open access: yes, 2019
BACKGROUND: Long thought "relics" of evolution, not until recently have pseudogenes been of medical interest regarding regulation in cancer. Often, these regulatory roles are a direct by-product of their close sequence homology to protein-coding genes.
Campbell, Moray J.   +7 more
core   +1 more source

Nongenomic regulation of gene expression

open access: yesCurrent Opinion in Pediatrics, 2016
Purpose of review The purpose of this review is to highlight the recent advances in epigenetic regulation and chromatin biology for a better understanding of gene regulation related to human disease. Recent findings Alterations to chromatin influence genomic function, including gene
Iglesias-Platas I, Monk D
openaire   +3 more sources

Mitochondrial fatty acid oxidation is stimulated by red light irradiation

open access: yesFEBS Letters, EarlyView.
Light at different wavelengths has distinct effects on keratinocyte viability and metabolism. UVA light abrogates metabolic fluxes. Blue and green light have no effect on metabolic fluxes, while red light enhanced oxidative phosphorylation by promoting fatty acid oxidation. Keratinocytes are the primary constituents of sunlight‐exposed epidermis.
Manuel Alejandro Herrera   +4 more
wiley   +1 more source

Hypoxia and Inflammation in Cancer, Focus on HIF and NF-κB

open access: yesBiomedicines, 2017
Cancer is often characterised by the presence of hypoxia and inflammation. Paramount to the mechanisms controlling cellular responses under such stress stimuli, are the transcription factor families of Hypoxia Inducible Factor (HIF) and Nuclear Factor of
Laura D’Ignazio   +2 more
doaj   +1 more source

Patterns of subnet usage reveal distinct scales of regulation in the transcriptional regulatory network of Escherichia coli [PDF]

open access: yes, 2010
The set of regulatory interactions between genes, mediated by transcription factors, forms a species' transcriptional regulatory network (TRN). By comparing this network with measured gene expression data one can identify functional properties of the TRN
A Travers   +31 more
core   +5 more sources

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