Results 11 to 20 of about 2,797,581 (364)

The Mighty NUMT: Mitochondrial DNA Flexing Its Code in the Nuclear Genome

open access: yesBiomolecules, 2023
Nuclear-mitochondrial DNA segments (NUMTs) are mitochondrial DNA (mtDNA) fragments that have been inserted into the nuclear genome. Some NUMTs are common within the human population but most NUMTs are rare and specific to individuals. NUMTs range in size
Liying Xue   +3 more
doaj   +1 more source

Ultrasensitive deletion detection links mitochondrial DNA replication, disease, and aging

open access: yesGenome Biology, 2020
Background Acquired human mitochondrial genome (mtDNA) deletions are symptoms and drivers of focal mitochondrial respiratory deficiency, a pathological hallmark of aging and late-onset mitochondrial disease.
Scott A. Lujan   +12 more
doaj   +1 more source

35 Years of TFAM Research: Old Protein, New Puzzles

open access: yesBiology, 2023
Transcription Factor A Mitochondrial (TFAM), through its contributions to mtDNA maintenance and expression, is essential for cellular bioenergetics and, therefore, for the very survival of cells.
Natalya Kozhukhar, Mikhail F. Alexeyev
doaj   +1 more source

Mitochondrial DNA Methylation and Human Diseases

open access: yesInternational Journal of Molecular Sciences, 2021
Epigenetic modifications of the nuclear genome, including DNA methylation, histone modifications and non-coding RNA post-transcriptional regulation, are increasingly being involved in the pathogenesis of several human diseases.
Andrea Stoccoro, F. Coppedè
semanticscholar   +1 more source

Structural and Molecular Basis for Mitochondrial DNA Replication and Transcription in Health and Antiviral Drug Toxicity

open access: yesMolecules, 2023
Human mitochondrial DNA (mtDNA) is a 16.9 kbp double-stranded, circular DNA, encoding subunits of the oxidative phosphorylation electron transfer chain and essential RNAs for mitochondrial protein translation.
Joon Park   +2 more
doaj   +1 more source

Mitochondrial DNA in inflammation and immunity

open access: yesEMBO Reports, 2020
Mitochondria are cellular organelles that orchestrate a vast range of biological processes, from energy production and metabolism to cell death and inflammation.
Joel S. Riley, S. Tait
semanticscholar   +1 more source

Mitochondrial DNA stress triggers autophagy-dependent ferroptotic death

open access: yesAutophagy, 2020
Pancreatic cancer tends to be highly resistant to current therapy and remains one of the great challenges in biomedicine with very low 5-year survival rates.
Changfeng Li   +5 more
semanticscholar   +1 more source

Mitochondrial DNA copy number in human disease: the more the better?

open access: yesFEBS Letters, 2020
Most of the genetic information has been lost or transferred to the nucleus during the evolution of mitochondria. Nevertheless, mitochondria have retained their own genome that is essential for oxidative phosphorylation (OXPHOS). In mammals, a gene‐dense
R. Filograna   +3 more
semanticscholar   +1 more source

Genome-wide characterization of mitochondrial DNA methylation in human brain

open access: yesFrontiers in Endocrinology, 2023
BackgroundThere is growing interest in the role of DNA methylation in regulating the transcription of mitochondrial genes, particularly in brain disorders characterized by mitochondrial dysfunction.
Matthew Devall   +15 more
doaj   +1 more source

Estimation of the number of nucleotide substitutions in the control region of mitochondrial DNA in humans and chimpanzees.

open access: yesMolecular biology and evolution, 1993
Examining the pattern of nucleotide substitution for the control region of mitochondrial DNA (mtDNA) in humans and chimpanzees, we developed a new mathematical method for estimating the number of transitional and transversional substitutions per site, as
Kazuko Tamura, M. Nei
semanticscholar   +1 more source

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