Results 41 to 50 of about 146,105 (308)

A model of brain circulation and metabolism: NIRS signal changes during physiological challenges [PDF]

open access: yes, 2008
We construct a model of brain circulation and energy metabolism. The model is designed to explain experimental data and predict the response of the circulation and metabolism to a variety of stimuli, in particular, changes in arterial blood pressure, CO2
Mallet, Alfred   +18 more
core   +1 more source

Alterations of sirtuins in mitochondrial cytochrome c-oxidase deficiency. [PDF]

open access: yesPLoS ONE, 2017
Sirtuins are NAD+ dependent deacetylases, which regulate mitochondrial energy metabolism as well as cellular response to stress. The NAD/NADH-system plays a crucial role in oxidative phosphorylation linking sirtuins and the mitochondrial respiratory ...
Arne Björn Potthast   +3 more
doaj   +1 more source

Structures and physiological roles of 13 integral lipids of bovine heart cytochrome c oxidase [PDF]

open access: yes, 2007
All 13 lipids, including two cardiolipins, one phosphatidylcholine, three phosphatidylethanolamines, four phosphatidylglycerols and three triglycerides, were identified in a crystalline bovine heart cytochrome c oxidase (CcO) preparation.
Terada, Hirohito   +13 more
core   +1 more source

Loss of the RNA-binding protein TACO1 causes late-onset mitochondrial dysfunction in mice

open access: yesNature Communications, 2016
Mutations in the translational activator of cytochrome c oxidase subunit I (TACO1) causes cytochrome c oxidase deficiency and Leigh Syndrome in patients.
Tara R. Richman   +11 more
doaj   +1 more source

Yeast cytochrome c oxidase: a model system to study mitochondrial forms of the haem-copper oxidase superfamily.

open access: yes, 2012
The known subunits of yeast mitochondrial cytochrome c oxidase are reviewed. The structures of all eleven of its subunits are explored by building homology models based on the published structures of the homologous bovine subunits and similarities and ...
Maréchal, A   +14 more
core   +1 more source

Mitochondrial CO1 genetic structure among breeding sites of Chinese egret (Egretta eulophotes) in South Korea

open access: yesJournal of Asia-Pacific Biodiversity, 2018
Chinese egret (Egretta eulophotes) is classified as an endangered species (VU, vulnerable) and is limited to Far East. This species breeds especially offshore in China, Russia, and the Korean peninsula.
Bo-Yeon Hwang   +4 more
doaj   +1 more source

Cytochrome c Oxidase Inhibition by ATP Decreases Mitochondrial ROS Production

open access: yesCells, 2022
This study addresses the eventual consequence of cytochrome c oxidase (CytOx) inhibition by ATP at high ATP/ADP ratio in isolated rat heart mitochondria. Earlier, it has been demonstrated that the mechanism of allosteric ATP inhibition of CytOx is one of
Rabia Ramzan   +6 more
doaj   +1 more source

Post-transcriptional control of nuclear-encoded cytochrome oxidase subunits in Trypanosoma brucei:evidence for genome-wide conservation of life-cycle stage-specific regulatory elements [PDF]

open access: yes, 2006
Trypanosomes represent an excellent model for the post-transcriptional regulation of gene expression because their genome is organized into polycistronic transcription units.
Katelyn Fenn   +10 more
core   +1 more source

Origin of Jordanian honeybees Apis mellifera (Hymenoptera: Apidae) using amplified mitochondrial DNA

open access: yesEuropean Journal of Entomology, 2008
The honeybee (Apis mellifera L.) has a large number of geographic subspecies distributed across Europe, Africa and Asia, many of which have been described. This identification is important for bee breeding and preserving honeybee biodiversity.
Shahera ZAITOUN   +2 more
doaj   +1 more source

Unfolding and refolding of cytochrome c driven by the interaction with lipid micelles [PDF]

open access: yes, 2000
Binding of native cyt c to L-PG micelles leads to a partially unfolded conformation of cyt c. This micelle-bound state has no stable tertiary structure, but remains as -helical as native cyt c in solution.
Sanghera, Narinder   +1 more
core   +1 more source

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