Imaging Amyloid‐β Membrane Interactions: Ion‐Channel Pores and Lipid‐Bilayer Permeability in Alzheimer's Disease

JH Viles - Angewandte Chemie International Edition, 2023 - Wiley Online Library
The accumulation of the amyloid‐β peptides (Aβ) is central to the development of
Alzheimer's disease. The mechanism by which Aβ triggers a cascade of events that leads to …

[HTML][HTML] Amyloid β interaction with model cell membranes–What are the toxicity-defining properties of amyloid β?

D Mrdenovic, IS Pieta, R Nowakowski, W Kutner… - International Journal of …, 2022 - Elsevier
Disruption of the neuronal membrane by toxic amyloid β oligomers is hypothesized to be the
major event associated with Alzheimer's disease's neurotoxicity. Misfolding of amyloid β is …

Regioselective tip-enhanced Raman spectroscopy of lipid membranes with sub-nanometer axial resolution

D Mrđenović, ZX Tang, Y Pandey, W Su, Y Zhang… - Nano Letters, 2023 - ACS Publications
Noninvasive and label-free analysis of cell membranes at the nanoscale is essential to
comprehend vital cellular processes. However, conventional analytical tools generally fail to …

MAPT mutations associated with familial tauopathies lead to formation of conformationally distinct oligomers that have cross‐seeding ability

AA Bhopatkar, N Bhatt, MA Haque, R Xavier… - Protein …, 2024 - Wiley Online Library
The microtubule associated protein, tau, is implicated in a multitude of neurodegenerative
disorders that are collectively termed as tauopathies. These disorders are characterized by …

Atomic force microscopy and other scanning probe microscopy methods to study nanoscale domains in model lipid membranes

M Robinson, CT Filice, DM McRae… - Advances in Physics …, 2023 - Taylor & Francis
The cell membrane is a fundamental biological structure, which is only 6–10 nm thick. It is
composed of hundreds of lipid types, which form small and dynamic lipid domains or rafts …

Role of phosphatidylserine in amyloid-beta oligomerization at asymmetric phospholipid bilayers

J Robinson, NK Sarangi, TE Keyes - Physical Chemistry Chemical …, 2023 - pubs.rsc.org
Amyloid-beta (Aβ1–42) aggregation triggers neurotoxicity and is linked to Alzheimer's
disease. Aβ1–42 oligomers, rather than extended fibrils, adhere to the cell membrane …

A bioinspired fluorescent probe based on metal–organic frameworks to selectively enrich and detect amyloid-β peptide

Z Wang, Y Jiao, Q Ding, Y Song, Q Ma, H Ren… - Chemical Engineering …, 2023 - Elsevier
Amyloid-β peptide (Aβ) in serum is an effective biomarker for the early diagnosis of
Alzheimer's disease (AD). However, there are serious challenges to monitor subtle changes …

Alzheimer's disease-related amyloid β peptide causes structural disordering of lipids and changes the electric properties of a floating bilayer lipid membrane

D Mrdenovic, Z Su, W Kutner, J Lipkowski… - Nanoscale …, 2020 - pubs.rsc.org
Neurodegeneration in Alzheimer's disease is associated with disruption of the neuronal cell
membrane by the amyloid β (Aβ) peptide. However, the disruption mechanism and the …

Imaging biomolecules in bilayers supported at electrode surfaces

P Pieta, S Sek, J Lipkowski - Current Opinion in Electrochemistry, 2023 - Elsevier
This short review describes our efforts to apply scanning tunneling microscopy and atomic
force microscopy to provide an understanding of the mechanism of phospholipid bilayer …

The interactions of amyloid β aggregates with phospholipid membranes and the implications for neurodegeneration

R Budvytyte, G Valincius - Biochemical Society Transactions, 2023 - portlandpress.com
Misfolding, aggregation and accumulation of Amyloid-β peptides (Aβ) in neuronal tissue and
extracellular matrix are hallmark features of Alzheimer's disease (AD) pathology. Soluble Aβ …