Results 31 to 40 of about 2,797,581 (364)

Spermatozoon and mitochondrial DNA [PDF]

open access: yesReproductive Medicine and Biology, 2002
In eukaryotic cells, mitochondria are the major site of ATP production, which is achieved through the electron‐transport chain and oxidative phosphorylation, according to the energy demand. Mitochondria contain their own genome (mitochondrial DNA, mtDNA) on which a limited number of genes are encoded. In the human sperm, mitochondria helically wrap the
Shuji Hirata   +3 more
openaire   +3 more sources

The Role of Mitochondria in Human Fertility and Early Embryo Development: What Can We Learn for Clinical Application of Assessing and Improving Mitochondrial DNA?

open access: yesCells, 2022
Mitochondria are well known as ‘the powerhouses of the cell’. Indeed, their major role is cellular energy production driven by both mitochondrial and nuclear DNA.
Amira Podolak   +2 more
doaj   +1 more source

Mitochondrial DNA and disease [PDF]

open access: yesThe Journal of Pathology, 2011
AbstractMitochondrial DNA (mtDNA) defects are a relatively common cause of inherited disease and have been implicated in both ageing and cancer. MtDNA encodes essential subunits of the mitochondrial respiratory chain and defects result in impaired oxidative phosphorylation (OXPHOS).
Robert W. Taylor   +3 more
openaire   +3 more sources

The rise and rise of mitochondrial DNA mutations

open access: yesOpen Biology, 2020
How mitochondrial DNA mutations clonally expand in an individual cell is a question that has perplexed mitochondrial biologists for decades. A growing body of literature indicates that mitochondrial DNA mutations play a major role in ageing, metabolic ...
C. Lawless   +4 more
semanticscholar   +1 more source

A rapid and efficient method for enriching mitochondrial DNA from plants

open access: yesMitochondrial DNA. Part B. Resources, 2018
Current mitochondrial purification techniques are tedious and protracted due to their emphasis on recovering physiologically active mitochondria. However, for studies that are exclusively interested in isolating mitochondrial DNA (mtDNA) for applications
Mackenzie M. Strehle   +2 more
doaj   +1 more source

Determination of Mitochondrial DNA Upon Drug Treatment

open access: yesBio-Protocol, 2015
Drug-induced mitochondrial injury can be caused by many different mechanisms including inhibition of mitochondrial DNA replication, transcription, translation, and altered protein function.
Michel Perron, Joy Feng
doaj   +1 more source

A new method for long-read sequencing of animal mitochondrial genomes: application to the identification of equine mitochondrial DNA variants

open access: yesBMC Genomics, 2020
Background Mitochondrial DNA is remarkably polymorphic. This is why animal geneticists survey mitochondrial genomes variations for fundamental and applied purposes.
Sophie Dhorne-Pollet   +2 more
doaj   +1 more source

Mitochondrial DNA and disease

open access: yesAnnals of Medicine, 2005
The small circle of mitochondrial DNA (mtDNA) present in all human cells has proven to be a veritable Pandora's box of pathogenic mutations and rearrangements. In this review, we summarize the distinctive rules of mitochondrial genetics (maternal inheritance, mitotic segregation, heteroplasmy and threshold effect), stress the relatively high prevalence
Guido Davidzon, Salvatore DiMauro
openaire   +3 more sources

Structure–Function Analysis Reveals the Singularity of Plant Mitochondrial DNA Replication Components: A Mosaic and Redundant System

open access: yesPlants, 2019
Plants are sessile organisms, and their DNA is particularly exposed to damaging agents. The integrity of plant mitochondrial and plastid genomes is necessary for cell survival.
Luis Gabriel Brieba
doaj   +1 more source

Mitochondrial DNA in Sepsis [PDF]

open access: yesCurrent Opinion in Critical Care, 2017
Purpose of review Our understanding of critical illness is transforming as we develop a better understanding of the impact pathogen-associated molecular patterns and damage-associated molecular patterns (DAMPs) have on the pathogenesis of disease. Of the known DAMPs, there is a growing interest in mitochondrial DNA (mtDNA) as a
Kiichi Nakahira   +2 more
openaire   +3 more sources

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