Role of dopamine in the pathophysiology of Parkinson's disease

ZD Zhou, LX Yi, DQ Wang, TM Lim, EK Tan - Translational …, 2023 - Springer
A pathological feature of Parkinson's disease (PD) is the progressive loss of dopaminergic
neurons and decreased dopamine (DA) content in the substantia nigra pars compacta in PD …

Oxidative stress and neuroinflammation in Parkinson's disease: the role of dopamine oxidation products

S Chakrabarti, M Bisaglia - Antioxidants, 2023 - mdpi.com
Parkinson's disease (PD) is a chronic neurodegenerative condition affecting more than 1%
of people over 65 years old. It is characterized by the preferential degeneration of …

Alpha-synuclein oligomers—neurotoxic molecules in Parkinson's disease and other Lewy body disorders

M Ingelsson - Frontiers in neuroscience, 2016 - frontiersin.org
Adverse intra-and extracellular effects of toxic α-synuclein are believed to be central to the
pathogenesis in Parkinson's disease and other disorders with Lewy body pathology in the …

Physicochemical properties of cells and their effects on intrinsically disordered proteins (IDPs)

FX Theillet, A Binolfi, T Frembgen-Kesner… - Chemical …, 2014 - ACS Publications
It has long been axiomatic that a protein's structure determines its function. Intrinsically
disordered proteins (IDPs) and disordered protein regions (IDRs) defy this structure …

Effects of oligomer toxicity, fibril toxicity and fibril spreading in synucleinopathies

R Cascella, A Bigi, N Cremades, C Cecchi - Cellular and Molecular Life …, 2022 - Springer
Protein misfolding is a general hallmark of protein deposition diseases, such as Alzheimer's
disease or Parkinson's disease, in which different types of aggregated species (oligomers …

[HTML][HTML] How specific are the conformation-specific α-synuclein antibodies? Characterization and validation of 16 α-synuclein conformation-specific antibodies using …

ST Kumar, S Jagannath, C Francois… - Neurobiology of …, 2020 - Elsevier
Increasing evidence suggests that alpha-synuclein (α-syn) oligomers are obligate
intermediates in the pathway involved in α-syn fibrillization and Lewy body (LB) formation …

Modeling Parkinson's disease pathology by combination of fibril seeds and α-synuclein overexpression in the rat brain

P Thakur, LS Breger, M Lundblad, OW Wan… - Proceedings of the …, 2017 - pnas.org
Although a causative role of α-synuclein (α-syn) is well established in Parkinson's disease
pathogenesis, available animal models of synucleinopathy do not replicate the full range of …

Large α-synuclein oligomers inhibit neuronal SNARE-mediated vesicle docking

BK Choi, MG Choi, JY Kim, Y Yang, Y Lai… - Proceedings of the …, 2013 - pnas.org
Parkinson disease and dementia with Lewy bodies are featured with the formation of Lewy
bodies composed mostly of α-synuclein (α-Syn) in the brain. Although evidence indicates …

The concept of alpha-synuclein as a prion-like protein: ten years after

JA Steiner, E Quansah, P Brundin - Cell and tissue research, 2018 - Springer
Parkinson's disease is characterized by the loss of nigrostriatal dopaminergic signaling and
the presence of alpha-synuclein aggregates (also called Lewy bodies and neurites) …

Dopamine-modified α-synuclein blocks chaperone-mediated autophagy

M Martinez-Vicente, Z Talloczy, S Kaushik… - The Journal of clinical …, 2008 - jci.org
Altered degradation of α-synuclein (α-syn) has been implicated in the pathogenesis of
Parkinson disease (PD). We have shown that α-syn can be degraded via chaperone …