Review of the current state of protein aggregation inhibition from a materials chemistry perspective: Special focus on polymeric materials

R Rajan, S Ahmed, N Sharma, N Kumar, A Debas… - Materials …, 2021 - pubs.rsc.org
Protein instability caused by exposure to external additives or severe stress may result in
different diseases. Of these diseases, many are triggered by protein misfolding and …

[HTML][HTML] The role of amyloid oligomers in neurodegenerative pathologies

C Wells, S Brennan, M Keon, L Ooi - International Journal of Biological …, 2021 - Elsevier
Many neurodegenerative diseases are rooted in the activities of amyloid-like proteins which
possess conformations that spread to healthy proteins. These include Alzheimer's disease …

Endo-lysosomal Aβ concentration and pH trigger formation of Aβ oligomers that potently induce Tau missorting

MP Schützmann, F Hasecke, S Bachmann… - Nature …, 2021 - nature.com
Amyloid-β peptide (Aβ) forms metastable oligomers> 50 kDa, termed AβOs, that are more
effective than Aβ amyloid fibrils at triggering Alzheimer's disease-related processes such as …

NMR unveils an N-terminal interaction interface on acetylated-α-synuclein monomers for recruitment to fibrils

X Yang, B Wang, CL Hoop… - Proceedings of the …, 2021 - National Acad Sciences
Amyloid fibril formation of α-synuclein (αS) is associated with multiple neurodegenerative
diseases, including Parkinson's disease (PD). Growing evidence suggests that progression …

Challenges in sample preparation and structure determination of amyloids by cryo-EM

M Zielinski, C Röder, GF Schröder - Journal of Biological Chemistry, 2021 - ASBMB
Amyloids share a common architecture but play disparate biological roles in processes
ranging from bacterial defense mechanisms to protein misfolding diseases. Their structures …

Protofibril–fibril interactions inhibit amyloid fibril assembly by obstructing secondary nucleation

F Hasecke, C Niyangoda, G Borjas, J Pan… - Angewandte …, 2021 - Wiley Online Library
Amyloid‐β peptides (Aβ) assemble into both rigid amyloid fibrils and metastable oligomers
termed AβO or protofibrils. In Alzheimer's disease, Aβ fibrils constitute the core of senile …

Half-time heat map reveals ultrasonic effects on morphology and kinetics of amyloidogenic aggregation reaction

K Nakajima, H Toda, K Yamaguchi, M So… - ACS Chemical …, 2021 - ACS Publications
Ultrasonication has been recently adopted in amyloid-fibril assays because of its ability to
accelerate fibril formation, being promising in the early stage diagnosis of amyloidoses in …

Multiple-state monitoring of SOD1 amyloid formation at single-residue resolution by Rheo-NMR spectroscopy

N Iwakawa, D Morimoto, E Walinda… - Journal of the …, 2021 - ACS Publications
Formation of protein aggregates or fibrils entails the conversion of soluble native protein
monomers via multiple molecular states. No spectroscopic techniques have succeeded in …

Peptide backbone modifications of amyloid β (1–40) impact fibrillation behavior and neuronal toxicity

B Schwarze, A Korn, C Höfling, U Zeitschel… - Scientific Reports, 2021 - nature.com
Fibril formation of amyloid β (Aβ) peptides is one of the key molecular events connected to
Alzheimer's disease. The pathway of formation and mechanism of action of Aβ aggregates in …

Amyloid self-assembly of lysozyme in self-crowded conditions: the Formation of a protein oligomer hydrogel

S Catalini, DR Perinelli, P Sassi, L Comez… - …, 2021 - ACS Publications
A method is designed to quickly form protein hydrogels, based on the self-assembly of
highly concentrated lysozyme solutions in acidic conditions. Their properties can be easily …