Alpha synuclein: neurodegeneration and inflammation

G Forloni - International journal of molecular sciences, 2023 - mdpi.com
Alpha-Synuclein (α-Syn) is one of the most important molecules involved in the
pathogenesis of Parkinson's disease and related disorders, synucleinopathies, but also in …

Oligomeropathies, inflammation and prion protein binding

G Forloni, P La Vitola, C Balducci - Frontiers in Neuroscience, 2022 - frontiersin.org
The central role of oligomers, small soluble aggregates of misfolded proteins, in the
pathogenesis of neurodegenerative disorders is recognized in numerous experimental …

The Cryo-EM structures of two amphibian antimicrobial cross-β amyloid fibrils

R Bücker, C Seuring, C Cazey, K Veith… - Nature …, 2022 - nature.com
The amyloid-antimicrobial link hypothesis is based on antimicrobial properties found in
human amyloids involved in neurodegenerative and systemic diseases, along with …

Parkinson-causing mutations in LRRK2 impair the physiological tetramerization of endogenous α-synuclein in human neurons

L Fonseca-Ornelas, JMS Stricker… - npj Parkinson's …, 2022 - nature.com
Abstract α-Synuclein (αSyn) aggregation in Lewy bodies and neurites defines both familial
and 'sporadic'Parkinson's disease. We previously identified α-helically folded αSyn …

The structural heterogeneity of α-synuclein is governed by several distinct subpopulations with interconversion times slower than milliseconds

J Chen, S Zaer, P Drori, J Zamel, K Joron, N Kalisman… - Structure, 2021 - cell.com
Summary α-Synuclein plays an important role in synaptic functions by interacting with
synaptic vesicle membrane, while its oligomers and fibrils are associated with several …

Brain region-specific susceptibility of Lewy body pathology in synucleinopathies is governed by α-synuclein conformations

L De Boni, AH Watson, L Zaccagnini, A Wallis… - Acta …, 2022 - Springer
The protein α-synuclein, a key player in Parkinson's disease (PD) and other
synucleinopathies, exists in different physiological conformations: cytosolic unfolded …

Altered conformation of α-synuclein drives dysfunction of synaptic vesicles in a synaptosomal model of Parkinson's disease

L Fonseca-Ornelas, T Viennet, M Rovere, H Jiang… - Cell reports, 2021 - cell.com
While misfolding of alpha-synuclein (αSyn) is central to the pathogenesis of Parkinson's
disease (PD), fundamental questions about its structure and function at the synapse remain …

Pathogenic mechanisms of cytosolic and membrane-enriched α-synuclein converge on fatty acid homeostasis

A Tripathi, H Alnakhala, E Terry-Kantor… - Journal of …, 2022 - Soc Neuroscience
α-Synuclein (αS) plays a key role in Parkinson's disease. Although Parkinson's disease is
typically “sporadic,” inherited αS missense mutations provide crucial insights into molecular …

Critical nucleus of Greek-key-like core of α-synuclein protofibril and its disruption by dopamine and norepinephrine

Y Zou, Z Qian, Y Gong, Y Tang, G Wei… - Physical Chemistry …, 2020 - pubs.rsc.org
The formation of amyloid fibrils by α-synuclein (αS) protein inside the Lewy bodies and Lewy
neurites is the prominent pathological hallmark of Parkinson's disease (PD). The fibrillation …

Effects of excess brain-derived human α-synuclein on synaptic vesicle trafficking

C Román-Vendrell, AT Medeiros… - Frontiers in …, 2021 - frontiersin.org
α-Synuclein is a presynaptic protein that regulates synaptic vesicle trafficking under
physiological conditions. However, in several neurodegenerative diseases, including …