Amyloid β protein and Alzheimer's disease: When computer simulations complement experimental studies

J Nasica-Labouze, PH Nguyen, F Sterpone… - Chemical …, 2015 - ACS Publications
Alzheimer's disease (AD) challenges our society with an annual estimated cost of $1.08
trillion in the United States alone by 2050. 1 AD is a progressive irreversible neurological …

The OPEP protein model: from single molecules, amyloid formation, crowding and hydrodynamics to DNA/RNA systems

F Sterpone, S Melchionna, P Tuffery… - Chemical Society …, 2014 - pubs.rsc.org
The OPEP coarse-grained protein model has been applied to a wide range of applications
since its first release 15 years ago. The model, which combines energetic and structural …

Structures of the intrinsically disordered Aβ, tau and α-synuclein proteins in aqueous solution from computer simulations

PH Nguyen, P Derreumaux - Biophysical Chemistry, 2020 - Elsevier
Intrinsically disordered proteins (IDPs) play many biological roles in the human proteome
ranging from vesicular transport, signal transduction to neurodegenerative diseases. The Aβ …

Protein aggregation: mechanisms and functional consequences

G Invernizzi, E Papaleo, R Sabate, S Ventura - The international journal of …, 2012 - Elsevier
Understanding the mechanisms underlying protein misfolding and aggregation has become
a central issue in biology and medicine. Compelling evidence show that the formation of …

Cholesterol and Lipid Rafts in the Biogenesis of Amyloid-β Protein and Alzheimer's Disease

GA Pantelopulos, CB Abraham… - Annual Review of …, 2024 - annualreviews.org
Cholesterol has been conjectured to be a modulator of the amyloid cascade, the mechanism
that produces the amyloid-β (Aβ) peptides implicated in the onset of Alzheimer's disease …

High-speed atomic force microscopy reveals the structural dynamics of the amyloid-β and amylin aggregation pathways

T Watanabe-Nakayama, BR Sahoo… - International journal of …, 2020 - mdpi.com
Individual Alzheimer's disease (AD) patients have been shown to have structurally distinct
amyloid-β (Aβ) aggregates, including fibrils, in their brain. These findings suggest the …

Electric field disruption of amyloid aggregation: potential noninvasive therapy for Alzheimer's disease

J Saikia, G Pandey, S Sasidharan… - ACS chemical …, 2019 - ACS Publications
The aggregation of β-amyloid peptides is a key event in the formative stages of Alzheimer's
disease. Promoting folding and inhibiting aggregation was reported as an effective strategy …

MRP14 (S100A9) protein interacts with Alzheimer beta-amyloid peptide and induces its fibrillization

C Zhang, Y Liu, J Gilthorpe, JRC Van der Maarel - PLoS One, 2012 - journals.plos.org
Increasing evidence supports the contribution of local inflammation to the development of
Alzheimer's disease (AD) pathology, although the precise mechanisms are not clear. In this …

Fluorescence lifetime and intensity of thioflavin T as reporters of different fibrillation stages: Insights obtained from fluorescence up-conversion and particle size …

NR Rovnyagina, GS Budylin, YG Vainer… - International Journal of …, 2020 - mdpi.com
Thioflavin T (ThT) assay is extensively used for studying fibrillation kinetics in vitro. However,
the differences in the time course of ThT fluorescence intensity and lifetime and other …

Acidic pH retards the fibrillization of human islet amyloid polypeptide due to electrostatic repulsion of histidines

Y Li, W Xu, Y Mu, JZH Zhang - The Journal of Chemical Physics, 2013 - pubs.aip.org
The human Islet Amyloid Polypeptide (hIAPP) is the major constituent of amyloid deposits in
pancreatic islets of type-II diabetes. IAPP is secreted together with insulin from the acidic …