Evaluation of peptide/protein self-assembly and aggregation by spectroscopic methods

MF Pignataro, MG Herrera, VI Dodero - Molecules, 2020 - mdpi.com
The self-assembly of proteins is an essential process for a variety of cellular functions
including cell respiration, mobility and division. On the other hand, protein or peptide …

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 …

The release of toxic oligomers from α-synuclein fibrils induces dysfunction in neuronal cells

R Cascella, SW Chen, A Bigi, JD Camino… - Nature …, 2021 - nature.com
The self-assembly of α-synuclein (αS) into intraneuronal inclusion bodies is a key
characteristic of Parkinson's disease. To define the nature of the species giving rise to …

Multiplicity of α-synuclein aggregated species and their possible roles in disease

P Gracia, JD Camino, L Volpicelli-Daley… - International journal of …, 2020 - mdpi.com
α-Synuclein amyloid aggregation is a defining molecular feature of Parkinson's disease,
Lewy body dementia, and multiple system atrophy, but can also be found in other …

Amyloid fibrils act as a reservoir of soluble oligomers, the main culprits in protein deposition diseases

A Bigi, R Cascella, F Chiti, C Cecchi - Bioessays, 2022 - Wiley Online Library
Amyloid fibril formation plays a central role in the pathogenesis of a number of
neurodegenerative diseases, including Alzheimer and Parkinson diseases. Transient …

α-Synuclein fibril-specific nanobody reduces prion-like α-synuclein spreading in mice

YR Butler, Y Liu, R Kumbhar, P Zhao… - Nature …, 2022 - nature.com
Pathogenic α-synuclein (α-syn) is a prion-like protein that drives the pathogenesis of Lewy
Body Dementia (LBD) and Parkinson's Disease (PD). To target pathogenic α-syn preformed …

A simple, versatile and robust centrifugation‐based filtration protocol for the isolation and quantification of α‐synuclein monomers, oligomers and fibrils: Towards …

ST Kumar, S Donzelli, A Chiki… - Journal of …, 2020 - Wiley Online Library
Increasing evidence suggests that the process of alpha‐synuclein (α‐syn) aggregation from
monomers into amyloid fibrils and Lewy bodies, via oligomeric intermediates plays an …

Inflammation and Parkinson's disease pathogenesis: mechanisms and therapeutic insight

G Forloni, P La Vitola, M Cerovic, C Balducci - Progress in molecular …, 2021 - Elsevier
Abstract After Alzheimer's disease, Parkinson's disease is the most frequent
neurodegenerative disorder. Although numerous treatments have been developed to control …

Probing ensemble polymorphism and single aggregate structural heterogeneity in insulin amyloid self-assembly

G De Luca, DF Galparsoro, G Sancataldo… - Journal of colloid and …, 2020 - Elsevier
Ensembles of protein aggregates are characterized by a nano-and micro-scale
heterogeneity of the species. This diversity translates into a variety of effects that protein …

Pharmacological inhibition and knockdown of O‐GlcNAcase reduces cellular internalization of α‐synuclein preformed fibrils

O Tavassoly, J Yue, DJ Vocadlo - The FEBS journal, 2021 - Wiley Online Library
The pathological hallmark of Parkinson's disease (PD) is Lewy bodies that form within the
brain from aggregated forms of α‐synuclein (α‐syn). These toxic α‐syn aggregates are …