Results 81 to 90 of about 22,170 (231)

Quantitation of mitochondrial dynamics by photolabeling of individual organelles shows that mitochondrial fusion is blocked during the Bax activation phase of apoptosis [PDF]

open access: yes, 2004
A dynamic balance of organelle fusion and fission regulates mitochondrial morphology. During apoptosis this balance is altered, leading to an extensive fragmentation of the mitochondria.
Arnoult, Damien   +5 more
core   +2 more sources

DPP4 Valorphin Activate NR4As Pathway and OPA1 That Protect from CoQ10 Deficiency, OPA1 Dysfunctions and WMH

open access: yesMedicine and Clinical Science, 2023
Deficiencies in Threonine (Thr), Tryptophan hydroxylase (Tph), Glutamate (Glu), Glutamine (Gln), and Leucine can result from increased polarizability in mTORC1 and its subunits. These deficiencies may lead to disorders in OPA1 repair, which can be a primary cause of Coenzyme Q10 (CoQ10) deficiency disease.
openaire   +1 more source

Genome Sequencing in 19 Families With Bladder Exstrophy and Epispadias Complex Indicates Involvement of the ADGR‐Gene Family

open access: yesAmerican Journal of Medical Genetics Part A, EarlyView.
ABSTRACT Bladder exstrophy and epispadias complex (BEEC) is one of the most severe congenital malformations of the urogenital tract, significantly impacting continence, sexual function, and renal function. To date, the only recurrent genetic aberration identified is the 22q.11.2 microduplication, but several candidate regions and genes including ...
Agneta Nordenskjöld   +9 more
wiley   +1 more source

Mitochondrial dynamics-related genes DRP1 and OPA1 contributes to early diagnosis of cognitive impairment in diabetes

open access: yesBMC Geriatrics, 2023
Background and aim DRP1 and OPA1 play important roles in mitochondrial fusion and fission. However, the role of DRP1 and OPA1 amplification in mitochondrial cognitive impairment has not been reported.
Mengqian Liu   +9 more
doaj   +1 more source

Opa1 relies on cristae preservation and ATP synthase to curtail reactive oxygen species accumulation in mitochondria

open access: yesRedox Biology, 2021
Reactive oxygen species (ROS) are a common product of active mitochondrial respiration carried in mitochondrial cristae, but whether cristae shape influences ROS levels is unclear.
Rubén Quintana-Cabrera   +5 more
doaj   +1 more source

Mitochondrial Dynamics at the Interface of Immune Cell Metabolism and Function

open access: yes, 2018
Immune cell differentiation and function are crucially dependent on specific metabolic programs dictated by mitochondria, including the generation of ATP from the oxidation of nutrients and supplying precursors for the synthesis of macromolecules and ...
Pearce, E., Rambold, A.
core   +1 more source

Structural analysis of a trimeric assembly of the mitochondrial dynamin-like GTPase Mgm1. [PDF]

open access: yes, 2020
The fusion of inner mitochondrial membranes requires dynamin-like GTPases, Mgm1 in yeast and OPA1 in mammals, but how they mediate membrane fusion is poorly understood.
Hu, Junjie   +13 more
core  

Complementation between mouse Mfn1 and Mfn2 protects mitochondrial fusion defects caused by CMT2A disease mutations [PDF]

open access: yes, 2007
Mfn2, an oligomeric mitochondrial protein important for mitochondrial fusion, is mutated in Charcot-Marie-Tooth disease (CMT) type 2A, a peripheral neuropathy characterized by axonal degeneration.
Chan, David C., Detmer, Scott A.
core   +2 more sources

OPA1 requires mitofusin 1 to promote mitochondrial fusion [PDF]

open access: yesProceedings of the National Academy of Sciences, 2004
The regulated equilibrium between mitochondrial fusion and fission is essential to maintain integrity of the organelle. Mechanisms of mitochondrial fusion are largely uncharacterized in mammalian cells. It is unclear whether OPA1, a dynamin-related protein of the inner membrane mutated in autosomal dominant optic atrophy, participates in fusion or ...
Cipolat S   +3 more
openaire   +2 more sources

Research progress on biomarkers of traumatic brain injury

open access: yesAnimal Models and Experimental Medicine, EarlyView.
Traumatic brain injury: From primary insult to secondary neuroinflammation and degeneration. Abstract Traumatic brain injury (TBI) is a common disorder of the nervous system and has become a leading cause of death and disability worldwide, imposing a substantial burden on patients and their social circles. Its main symptoms include dyskinesia, language
Xuting Shen   +8 more
wiley   +1 more source

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