Dental mesenchymal stem cells (DMSCs) are crucial in tooth development and periodontal health, and their multipotential differentiation and self-renewal ability play a critical role in tissue engineering and regenerative medicine. Methylation modifications could promote the appropriate biological behavior by postsynthetic modification of DNA or protein and make the organism adapt to developmental and environmental prompts by regulating gene expression without changing the DNA sequence. Methylation modifications involved in DMSC fate include DNA methylation, RNA methylation, and histone modifications, which have been proven to exert a significant effect on the regulation of the fate of DMSCs, such as proliferation, self-renewal, and differentiation potential. Understanding the regulation of methylation modifications on the behavior and the immunoinflammatory responses involved in DMSCs contributes to further study of the mechanism of methylation on tissue regeneration and inflammation. In this review, we briefly summarize the key functions of histone methylation, RNA methylation, and DNA methylation in the differentiation potential and self-renewal of DMSCs as well as the opportunities and challenges for their application in tissue regeneration and disease therapy.
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http://dx.doi.org/10.1155/2022/5015856 | DOI Listing |
Int J Rheum Dis
January 2025
The First Affiliated Hospital of Anhui University of Chinese Medicine, Hefei, Anhui, China.
Background: N6-methyladenosine (m6A) is one of the most conserved internal RNA modifications, which has been implicated in many biological processes, such as apoptosis and proliferation. Wilms tumor 1-associating protein (WTAP), as a key component of m6A methylation, is a nuclear protein that has been associated with the regulation of proliferation and apoptosis. Rheumatoid arthritis (RA), a systemic, infiltrating autoimmune disease, is characterized by synovial hyperplasia.
View Article and Find Full Text PDFCancers (Basel)
December 2024
Hugo W. Moser Research Institute at Kennedy Krieger, Baltimore, MD 21205, USA.
: CSCs are critical drivers of the tumor and stem cell phenotypes of glioblastoma (GBM) cells. Chromatin modifications play a fundamental role in driving a GBM CSC phenotype. The goal of this study is to further our understanding of how stem cell-driving events control changes in chromatin architecture that contribute to the tumor-propagating phenotype of GBM.
View Article and Find Full Text PDFNutrients
December 2024
Department of Translational Research, Western University of Health Sciences, Pomona, CA 91766, USA.
Background/objectives: Atherosclerosis is a chronic inflammatory disease developing and progressing in the presence of risk factors including hyperlipidemia, hypercholesterolemia, and chronic inflammation, among others. Atherosclerosis commonly precipitates as ischemic events, transient ischemic attacks, and myocardial infarction. Saturated fatty acids are risk factors; however, their association with epigenetics in the pathophysiology of atherosclerosis is not clearly understood.
View Article and Find Full Text PDFInt J Mol Sci
January 2025
Department of Clinical Laboratory, School of Medicine, International University of Health and Welfare, Otawara 324-8501, Japan.
Intrauterine growth restriction (IUGR) is a risk factor for postnatal cardiovascular, metabolic, and psychiatric disorders. In most IUGR models, placental dysfunction that causes reduced 11β-hydroxysteroid dehydrogenase 2 (11βHSD2) activity, which degrades glucocorticoids (GCs) in the placenta, resulting in fetal GC overexposure. This overexposure to GCs continues to affect not only intrauterine fetal development itself, but also the metabolic status and neural activity in adulthood through epigenetic changes such as microRNA change, histone modification, and DNA methylation.
View Article and Find Full Text PDFInt J Mol Sci
December 2024
Department of Physics, Novosibirsk State University, 2 Pirogov Str., Novosibirsk 630090, Russia.
Nowadays, nucleic acid derivatives capable of modulating gene expression at the RNA level have gained widespread recognition as promising therapeutic agents. A suitable degree of biological stability of oligonucleotide therapeutics is required for in vivo application; this can be most expeditiously achieved by the chemical modification of the internucleotidic phosphate group, which may also affect their cellular uptake, tissue distribution and pharmacokinetics. Our group has previously developed a strategy for the chemical modification of the phosphate group via the Staudinger reaction on a solid phase of the intermediate dinucleoside phosphite triester and a range of, preferably, electron deficient organic azides such as sulfonyl azides during automated solid-phase DNA synthesis according to the conventional β-cyanoethyl phosphoramidite scheme.
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