Mitochondrial dysfunction combined with high calcium load leads to impaired antioxidant defense underlying the selective loss of nigral dopaminergic neurons

KM Ricke, T Paß, S Kimoloi, K Fährmann… - Journal of …, 2020 - Soc Neuroscience
Mitochondrial dysfunction is critically involved in Parkinson's disease, characterized by loss
of dopaminergic neurons (DaNs) in the substantia nigra (SNc), whereas DaNs in the …

[PDF][PDF] Elevated mitochondrial bioenergetics and axonal arborization size are key contributors to the vulnerability of dopamine neurons

C Pacelli, N Giguère, MJ Bourque, M Lévesque… - Current Biology, 2015 - cell.com
Although the mechanisms underlying the loss of neurons in Parkinson's disease are not well
understood, impaired mitochondrial function and pathological protein aggregation are …

[HTML][HTML] Mitochondrial homeostasis and signaling in Parkinson's disease

A Scorziello, D Borzacchiello, MJ Sisalli… - Frontiers in Aging …, 2020 - frontiersin.org
The loss of dopaminergic (DA) neurons in the substantia nigra leads to a progressive, long-
term decline of movement and other non-motor deficits. The symptoms of Parkinson's …

Autophagy and redox homeostasis in Parkinson's: a crucial balancing act

N Jimenez-Moreno, JD Lane - Oxidative medicine and cellular …, 2020 - Wiley Online Library
Reactive oxygen species (ROS) and reactive nitrogen species (RNS) are generated
primarily from endogenous biochemical reactions in mitochondria, endoplasmic reticulum …

[HTML][HTML] Mitochondrial dysfunction in adult midbrain dopamine neurons triggers an early immune response

R Filograna, S Lee, K Tiklova, M Mennuni… - PLoS …, 2021 - journals.plos.org
Dopamine (DA) neurons of the midbrain are at risk to become affected by mitochondrial
damage over time and mitochondrial defects have been frequently reported in Parkinson's …

[HTML][HTML] Mitochondrial dysfunction in Parkinson's disease

HE Moon, SH Paek - Experimental neurobiology, 2015 - ncbi.nlm.nih.gov
Parkinson's disease (PD) is characterized by the selective loss of dopaminergic neurons of
the substantia nigra pars compacta (SNc) with motor and nonmotor symptoms. Defective …

Mitochondrial dysfunction in genetic animal models of Parkinson's disease

A Trancikova, E Tsika, DJ Moore - Antioxidants & redox signaling, 2012 - liebertpub.com
Mitochondria are highly dynamic, multifunctional organelles. Aside from their major role in
energy metabolism, they are also crucial for many cellular processes including …

[HTML][HTML] Insights on altered mitochondrial function and dynamics in the pathogenesis of neurodegeneration

J McInnes - Translational neurodegeneration, 2013 - Springer
In neurons, mitochondria are enriched to provide energy and calcium buffering required for
synaptic transmission. Additionally, mitochondria localize to the synapse, where they are …

Calcium entry and α-synuclein inclusions elevate dendritic mitochondrial oxidant stress in dopaminergic neurons

DI Dryanovski, JN Guzman, Z Xie… - Journal of …, 2013 - Soc Neuroscience
The core motor symptoms of Parkinson's disease (PD) are attributable to the degeneration of
dopaminergic neurons in the substantia nigra pars compacta (SNc). Mitochondrial oxidant …

[HTML][HTML] Oxidative stress and synaptic dysfunction in rodent models of Parkinson's disease

P Imbriani, G Martella, P Bonsi, A Pisani - Neurobiology of disease, 2022 - Elsevier
Parkinson's disease (PD) is a multifactorial disorder involving a complex interplay between a
variety of genetic and environmental factors. In this scenario, mitochondrial impairment and …