Chaperones as suppressors of protein misfolded oligomer toxicity

B Mannini, F Chiti - Frontiers in molecular neuroscience, 2017 - frontiersin.org
toxicity without promoting their disassembly. In this review we will show the evidence in this
direction, showing how molecular chaperones 42 oligomers (1:5) in vitro generates larger …

Structure of amyloid oligomers and their mechanisms of toxicities: Targeting amyloid oligomers using novel therapeutic approaches

P Salahuddin, MT Fatima, AS Abdelhameed… - European journal of …, 2016 - Elsevier
… caused by oligomers of and PrP (106–126) and α-synuclein. We also argue … molecular
chaperones rescue neurons from the toxic effects produced by accumulated amyloid oligomers

Therapeutic strategies to reduce the toxicity of misfolded protein oligomers

RP Kreiser, AK Wright, NR Block, JE Hollows… - … journal of molecular …, 2020 - mdpi.com
… the number of toxic aggregates by generating amyloid … and S100 proteins, it is
possible that the S100 family could function as molecular chaperones to suppress oligomer toxicity

Modulation of amyloid states by molecular chaperones

A Wentink… - Cold Spring Harbor …, 2019 - cshperspectives.cshlp.org
… or counteract the toxicity associated with amyloid species. … the interplay of these activities
produces specific cellular outcomes and … the toxicity of, in particular, smaller oligomeric states is …

Intravenous treatment with a molecular chaperone designed against β-amyloid toxicity improves Alzheimer's disease pathology in mouse models

S Manchanda, L Galan-Acosta, A Abelein, S Tambaro… - Molecular Therapy, 2023 - cell.com
… of targeting the toxicity associated with aggregation by … domain, mutated to act selectively
against Aβ42 oligomer … Therefore, we generated a single point mutant (R221E) of rh Bri2 …

Molecular chaperones biochemistry and role in neurodegenerative diseases

A Chaari - International journal of biological macromolecules, 2019 - Elsevier
… Cell-toxic oligomers may occur an off-pathway intermediate … These fibrils may also break
or fragment in order to provide … are generated that lead to the formation of potentially toxic

Augmentation of Bri2 molecular chaperone activity against amyloid-β reduces neurotoxicity in mouse hippocampus in vitro

G Chen, Y Andrade-Talavera, S Tambaro… - Communications …, 2020 - nature.com
… and its potentially harmful consequences. Deterioration of … Proteolytic processing of AβPP
generates peptides of … nucleation reduces the toxic Aβ42 oligomer formation. Noteworthily, …

(Bio) chemical strategies to modulate amyloid-β self-assembly

S Ayala, P Genevaux, C Hureau… - ACS Chemical …, 2019 - ACS Publications
… data points to oligomers species as the most toxic ones, … Fragmentation depends on
the probability that fibrils break, … modulators of fibril formation, molecular chaperones have …

An ankyrin repeat chaperone targets toxic oligomers during amyloidogenesis

A Gupta, C Lu, F Wang, TF Chou, S Shan - Protein Science, 2023 - Wiley Online Library
… Here we explore another approach: molecular chaperones … in the critical catalytic cycle
through which toxic oligomers are … (2015) A molecular chaperone breaks the catalytic cycle that …

Nanochaperone‐Based Strategies to Control Protein Aggregation Linked to Conformational Diseases

AB Caballero, P Gamez - Angewandte Chemie, 2021 - Wiley Online Library
… even bind to extracellular toxic misfolded oligomers. … molecular chaperones or protein
degradation pathways may be effective in suppressing protein aggregation and associated toxicity