Ndufs4 knockout mouse models of Leigh syndrome: pathophysiology and intervention

MAE Van De Wal, MJW Adjobo-Hermans, J Keijer… - Brain, 2022 - academic.oup.com
Mitochondria are small cellular constituents that generate cellular energy (ATP) by oxidative
phosphorylation (OXPHOS). Dysfunction of these organelles is linked to a heterogeneous …

[HTML][HTML] Leukocytes mediate disease pathogenesis in the Ndufs4 (KO) mouse model of Leigh syndrome

JC Stokes, RL Bornstein, K James, KY Park… - JCI insight, 2022 - ncbi.nlm.nih.gov
Symmetric, progressive, necrotizing lesions in the brainstem are a defining feature of Leigh
syndrome (LS). A mechanistic understanding of the pathogenesis of these lesions has been …

Iron status influences mitochondrial disease progression in Complex I-deficient mice

CJ Kelly, RK Couch, VT Ha, CM Bodart, J Wu, S Huff… - Elife, 2023 - elifesciences.org
Mitochondrial dysfunction caused by aberrant Complex I assembly and reduced activity of
the electron transport chain is pathogenic in many genetic and age-related diseases. Mice …

Consequences of inner mitochondrial membrane protein misfolding

LP Coyne, XJ Chen - Mitochondrion, 2019 - Elsevier
Proteins embedded in the inner mitochondrial membrane (IMM) perform essential cellular
functions. Maintaining the folding state of these proteins is therefore of the utmost …

Defined neuronal populations drive fatal phenotype in a mouse model of Leigh syndrome

I Bolea, A Gella, E Sanz, P Prada-Dacasa, F Menardy… - Elife, 2019 - elifesciences.org
Mitochondrial deficits in energy production cause untreatable and fatal pathologies known
as mitochondrial disease (MD). Central nervous system affectation is critical in Leigh …

Regional metabolic signatures in the Ndufs4 (KO) mouse brain implicate defective glutamate/α-ketoglutarate metabolism in mitochondrial disease

SC Johnson, EB Kayser, R Bornstein, J Stokes… - Molecular genetics and …, 2020 - Elsevier
Leigh Syndrome (LS) is a mitochondrial disorder defined by progressive focal
neurodegenerative lesions in specific regions of the brain. Defects in NDUFS4, a subunit of …

[HTML][HTML] Up-regulation of cholesterol synthesis by lysosomal defects requires a functional mitochondrial respiratory chain

F Agostini, L Pereyra, J Dale, KF Yambire… - Journal of Biological …, 2024 - Elsevier
Mitochondria and lysosomes are two organelles that carry out both signaling and metabolic
roles in cells. Recent evidence has shown that mitochondria and lysosomes are dependent …

An energetics perspective on geroscience: mitochondrial protonmotive force and aging

BJ Berry, M Kaeberlein - Geroscience, 2021 - Springer
Mitochondria are organelles that provide energy to cells through ATP production.
Mitochondrial dysfunction has long been postulated to mediate cellular declines that drive …

Rapamycin administration is not a valid therapeutic strategy for every case of mitochondrial disease

E Barriocanal-Casado, A Hidalgo-Gutiérrez… - …, 2019 - thelancet.com
Background The vast majority of mitochondrial disorders have limited the clinical
management to palliative care. Rapamycin has emerged as a potential therapeutic drug for …

Acarbose suppresses symptoms of mitochondrial disease in a mouse model of Leigh syndrome

A Bitto, AS Grillo, TK Ito, IB Stanaway, BMG Nguyen… - Nature …, 2023 - nature.com
Mitochondrial diseases represent a spectrum of disorders caused by impaired mitochondrial
function, ranging in severity from mortality during infancy to progressive adult-onset disease …