Pathway-dependent preferential selection and amplification of variable self-assembled peptide nanostructures and their biological activities

H Kaur, R Jain, S Roy - ACS Applied Materials & Interfaces, 2020 - ACS Publications
We demonstrate the formation of diverse peptide nanostructures, which are “out of
equilibrium” based on a single dipeptide gelator. These structures represent the differential …

Structure and Dynamics of Confined Water Inside Diphenylalanine Peptide Nanotubes

J Chen, Z Qiu, J Huang - ACS omega, 2023 - ACS Publications
Diphenylalanine (FF) peptides exhibit a unique ability to self-assemble into nanotubes with
confined water molecules playing pivotal roles in their structure and function. This study …

pH-driven polymorphism of insulin amyloid-like fibrils

T Sneideris, D Darguzis, A Botyriute, M Grigaliunas… - PLoS …, 2015 - journals.plos.org
Prions are infective proteins, which can self-assemble into different strain conformations,
leading to different disease phenotypes. An increasing number of studies suggest that prion …

Neuroprotective activity of selenium nanoparticles against the effect of amino acid enantiomers in Alzheimer's disease

D Vicente-Zurdo, S Rodríguez-Blázquez… - Analytical and …, 2022 - Springer
Abstract Alzheimer's disease (AD), the most prevalent neurodegenerative disease, is
characterized by extracellular accumulation of amyloid-beta protein (Aβ), which is believed …

“What doesn't kill you makes you stronger”: future applications of amyloid aggregates in biomedicine

S Abdelrahman, M Alghrably, JI Lachowicz, AH Emwas… - Molecules, 2020 - mdpi.com
Amyloid proteins are linked to the pathogenesis of several diseases including Alzheimer's
disease, but at the same time a range of functional amyloids are physiologically important in …

Metal-ion-induced evolution of phenylalanine self-assembly: Structural polymorphism of novel metastable intermediates

D Bagchi, A Maity, SK De… - The Journal of Physical …, 2022 - ACS Publications
The self-assembly of aromatic amino acids has been widely studied due to their ability to
form well-defined amyloid-like fibrillar structures. Herein, for the first time, we report the …

Cone opsin determines the time course of cone photoreceptor degeneration in Leber congenital amaurosis

T Zhang, N Zhang, W Baehr… - Proceedings of the …, 2011 - National Acad Sciences
Mutations in RPE65 or lecithin-retinol acyltransferase (LRAT) disrupt 11-cis-retinal recycling
and cause Leber congenital amaurosis (LCA), the most severe retinal dystrophy in early …

A mechanistic approach for islet amyloid polypeptide aggregation to develop anti-amyloidogenic agents for type-2 diabetes

E Ahmad, A Ahmad, S Singh, M Arshad, AH Khan… - Biochimie, 2011 - Elsevier
Type-2 diabetes mellitus (DM-2) is a conformational disease involving intrinsically
disordered islet amyloid polypeptide (IAPP), in which a structural transition from …

Revisiting the self-assembly of highly aromatic phenylalanine homopeptides

E Mayans, C Alemán - Molecules, 2020 - mdpi.com
Diphenylalanine peptide (FF), which self-assembles into rigid tubular nanostructures, is a
very short core recognition motif in Alzheimer's disease β-amyloid (Aβ) polypeptide …

Tocotrienol-rich fraction modulates amyloid pathology and improves cognitive function in AβPP/PS1 mice

NF Ibrahim, D Yanagisawa, LW Durani… - Journal of …, 2017 - content.iospress.com
Alzheimer's disease (AD) is the most common cause of dementia. The cardinal
neuropathological characteristic of AD is the accumulation of amyloid-β (Aβ) into …