[HTML][HTML] Neuropathological evidence of body-first vs. brain-first Lewy body disease

P Borghammer, J Horsager, K Andersen… - Neurobiology of …, 2021 - Elsevier
Aggregation of alpha-synuclein into inclusion bodies, termed Lewy pathology, is a defining
feature of Parkinson's disease (PD) and Dementia with Lewy bodies (DLB). In the majority of …

Alpha-synuclein research: defining strategic moves in the battle against Parkinson's disease

LMA Oliveira, T Gasser, R Edwards… - npj Parkinson's …, 2021 - nature.com
With the advent of the genetic era in Parkinson's disease (PD) research in 1997, α-synuclein
was identified as an important player in a complex neurodegenerative disease that affects> …

[HTML][HTML] Transneuronal propagation of pathologic α-synuclein from the gut to the brain models Parkinson's disease

S Kim, SH Kwon, TI Kam, N Panicker… - Neuron, 2019 - cell.com
Analysis of human pathology led Braak to postulate that α-synuclein (α-syn) pathology could
spread from the gut to brain via the vagus nerve. Here, we test this postulate by assessing α …

A gut bacterial amyloid promotes α-synuclein aggregation and motor impairment in mice

TR Sampson, C Challis, N Jain, A Moiseyenko… - elife, 2020 - elifesciences.org
Amyloids are a class of protein with unique self-aggregation properties, and their aberrant
accumulation can lead to cellular dysfunctions associated with neurodegenerative diseases …

Brain-first versus gut-first Parkinson's disease: a hypothesis

P Borghammer… - Journal of Parkinson's …, 2019 - content.iospress.com
Parkinson's disease (PD) is a highly heterogeneous disorder, which probably consists of
multiple subtypes. Aggregation of misfolded alpha-synuclein and propagation of these …

Initiation and propagation of α-synuclein aggregation in the nervous system

BA Hijaz, LA Volpicelli-Daley - Molecular neurodegeneration, 2020 - Springer
The two main pathological hallmarks of Parkinson's disease are loss of dopamine neurons
in the substantia nigra pars compacta and proteinaceous amyloid fibrils composed mostly of …

[HTML][HTML] Evidence for bidirectional and trans-synaptic parasympathetic and sympathetic propagation of alpha-synuclein in rats

N Van Den Berge, N Ferreira, H Gram… - Acta …, 2019 - Springer
The conversion of endogenous alpha-synuclein (asyn) to pathological asyn-enriched
aggregates is a hallmark of Parkinson's disease (PD). These inclusions can be detected in …

[HTML][HTML] Parkinson disease and the gut: new insights into pathogenesis and clinical relevance

RA Travagli, KN Browning, M Camilleri - … Reviews Gastroenterology & …, 2020 - nature.com
The classic view portrays Parkinson disease (PD) as a motor disorder resulting from loss of
substantia nigra pars compacta dopaminergic neurons. Multiple studies, however, describe …

α-Synuclein pathology in Parkinson's disease and related α-synucleinopathies

MX Henderson, JQ Trojanowski, VMY Lee - Neuroscience letters, 2019 - Elsevier
Over 20 years ago, the synaptic protein α-synuclein was identified as the primary component
of the Lewy bodies (LBs) that are a sine qua non of Parkinson's disease (PD). Since that …

Gut dysbiosis, defective autophagy and altered immune responses in neurodegenerative diseases: Tales of a vicious cycle

SB Chidambaram, MM Essa, AG Rathipriya… - Pharmacology & …, 2022 - Elsevier
The human microbiota comprises trillions of symbiotic microorganisms and is involved in
regulating gastrointestinal (GI), immune, nervous system and metabolic homeostasis …