Results 81 to 90 of about 29,834 (207)

5'-Methylcytosine and 5'-hydroxymethylcytosine each provide epigenetic information to the mouse zygote.

open access: yesPLoS ONE, 2013
Covalent modification of cytosine nucleotides within the genome encode essential epigenetic information, with methylation (5meC) and hydroxymethylation (5hmC) having received most attention.
Yan Li, Chris O'Neill
doaj   +1 more source

Ionizing Radiation and Ultraviolet Light Irradiation‐Associated DNA Damage Increasing Genomic Instability Risk

open access: yesCancer Science, EarlyView.
UV irradiation induces two major types of pyrimidine dimers, CPDs and 6–4PPs. Whereas 6–4PPs efficiently induce cell‐cycle arrest, CPDs do not and frequently persist into S phase. As a result, DSBs can arise in the presence of unrepaired CPDs after 6–4PPs have been repaired, increasing the risk of genomic instability.
Ken‐ichi Yoshioka   +2 more
wiley   +1 more source

Analysis of TET expression/activity and 5mC oxidation during normal and malignant germ cell development.

open access: yesPLoS ONE, 2013
During mammalian development the fertilized zygote and primordial germ cells lose their DNA methylation within one cell cycle leading to the concept of active DNA demethylation.
Daniel Nettersheim   +9 more
doaj   +1 more source

Mechanisms of Thrombocytosis in Iron‐Deficiency Anemia

open access: yesEuropean Journal of Haematology, EarlyView.
ABSTRACT Iron‐deficiency anemia is frequently accompanied by reactive thrombocytosis, yet the mechanisms underlying this association remain incompletely understood. Beyond impaired erythropoiesis, iron availability has emerged as an active regulator of hematopoietic lineage decisions.
João Vitor Facco   +2 more
wiley   +1 more source

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

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

ATXR5 and ATXR6 restrict meiotic crossover formation within heterochromatin in Arabidopsis

open access: yesJournal of Integrative Plant Biology, EarlyView.
The Arabidopsis H3K27 mono‐methyltransferases ATXR5 and ATXR6 repress crossovers within meiotic heterochromatin, are required for heterochromatin condensation and H3K27me1 establishment, and specifically influence the maintenance of DNA methylation in meiocytes.
Jun Zhang   +7 more
wiley   +1 more source

Periodontal Medicine Rewired: Mechanisms Linking Periodontitis to Systemic Diseases

open access: yesJournal of Periodontal Research, EarlyView.
This review reorganizes decades of research in periodontal medicine into a multi‐dimensional framework, illustrating how periodontitis influences systemic health through at least seven interconnected mechanisms. ABSTRACT Periodontitis is now recognized not merely as a localized oral condition but as a systemic disease linked to over 70 communicable and
Mario Romandini   +3 more
wiley   +1 more source

YBX1 Promotes Esophageal Squamous Cell Carcinoma Progression via m5C‐Dependent SMOX mRNA Stabilization

open access: yesAdvanced Science
The modification and recognition of 5‐methylcytosine (m5C) are involved in the initiation and progression of various tumor types. However, the precise role and potential mechanism of Y‐box‐binding protein 1 (YBX1) in esophageal squamous cell carcinoma ...
Liwen Liu   +12 more
doaj   +1 more source

Osteoporosis and Periodontitis: Two‐Way Epidemiological and Mechanistic Evidence

open access: yesJournal of Periodontal Research, EarlyView.
This review investigates the main mechanistic pathways connecting local periodontitis to systemic osteoporosis. Seven interconnected mechanisms are identified. ABSTRACT Osteoporosis and periodontitis are highly prevalent, chronic inflammatory diseases that constitute a major global health burden.
Jia Chang   +3 more
wiley   +1 more source

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