Results 11 to 20 of about 156,870 (288)

Does Human mtDNA Recombine? [PDF]

open access: yesJournal of Molecular Evolution, 2001
In this article we review the evidence for and against recombination in human mtDNA. If recombination occurs, there needs to be a route by which genetic material can incorporate itself into the mitochondrial genome, and hence between mitochondrial lineages.
A, Eyre-Walker, P, Awadalla
openaire   +2 more sources

Transmission of mitochondrial DNA following assisted reproduction and nuclear transfer [PDF]

open access: yes, 2006
Review of the articleMitochondria are the organelles responsible for producing the majority of a cell's ATP and also play an essential role in gamete maturation and embryo development.
Alam   +200 more
core   +2 more sources

Regulated mitochondrial DNA replication during oocyte maturation is essential for successful porcine embryonic development. [PDF]

open access: yes, 2006
Cellular ATP is mainly generated through mitochondrial oxidative phosphorylation, which is dependent on mitochondrial DNA (mtDNA). We have previously demonstrated the importance of oocyte mtDNA for porcine and human fertilization.
Alexander, Jan   +26 more
core   +6 more sources

No excess of mitochondrial DNA deletions within muscle in progressive multiple sclerosis [PDF]

open access: yes, 2013
BACKGROUND: Mitochondrial dysfunction is an established feature of multiple sclerosis (MS). We recently described high levels of mitochondrial DNA (mtDNA) deletions within respiratory enzyme-deficient (lacking mitochondrial respiratory chain complex IV ...
Abadi A   +36 more
core   +2 more sources

Stable genetic structure and connectivity in pollution-adapted and nearby pollution-sensitive populations of Fundulus heteroclitus [PDF]

open access: yesRoyal Society Open Science, 2018
Populations of the non-migratory estuarine fish Fundulus heteroclitus inhabiting the heavily polluted New Bedford Harbour (NBH) estuary have shown inherited tolerance to local pollutants introduced to their habitats in the past 100 years. Here we examine
Joaquin C. B. Nunez   +6 more
doaj   +1 more source

Genetic differentiation of the Volga population of the eastern imperial eagle (Aquila heliaca, Falconiformes, Accipitridae) based on the cyt b gene analysis results

open access: yesИзвестия высших учебных заведений. Поволжский регион: Естественные науки, 2022
Background. Despite the study of the variability of the mtDNA control region of the esternimperial eagles in the Volga population, due attention was not paid to cyt b, the second mitochondrial marker.
M.D. Simakov   +3 more
doaj   +1 more source

Molecular Analysis of Mazandrani native chicken population based on HVR-I region of Mitochondrial DNA [PDF]

open access: yesمجله بیوتکنولوژی کشاورزی, 2010
Reserving genetic diversity in native chicken breeds of Iran because of little population size is necessary for breeding goals and increasing their production. The first step is determination of genetic diversity in existing populations.
Nasrollah Pirani   +2 more
doaj   +1 more source

Site-specific selection reveals selective constraints and functionality of tumor somatic mtDNA mutations. [PDF]

open access: yes, 2017
BACKGROUND: Previous studies have indicated that tumor mitochondrial DNA (mtDNA) mutations are primarily shaped by relaxed negative selection, which is contradictory to the critical roles of mtDNA mutations in tumorigenesis.
Chen, Cheng   +10 more
core   +2 more sources

Melanesian mtDNA Complexity

open access: yesPLoS ONE, 2007
Melanesian populations are known for their diversity, but it has been hard to grasp the pattern of the variation or its underlying dynamic. Using 1,223 mitochondrial DNA (mtDNA) sequences from hypervariable regions 1 and 2 (HVR1 and HVR2) from 32 populations, we found the among-group variation is structured by island, island size, and also by language ...
Jonathan S Friedlaender   +9 more
openaire   +7 more sources

Some limitations in the use of the mitochondrial DNA cytb gene as a molecular marker for phylogenetic and population genetic studies by the example of the Apodemus genus

open access: yesВавиловский журнал генетики и селекции, 2015
The interpretation of a signal sent by the mtDNA cytb gene as a molecular marker in phylogenetic and population genetic research can be complicated by cumulative influence of parallel mutations, i.e., the entropy of nucleotide sequences.
A. G. Lapinski   +3 more
doaj   +1 more source

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