Molecular cross talk between misfolded proteins in animal models of Alzheimer's and prion diseases

R Morales, LD Estrada, R Diaz-Espinoza… - Journal of …, 2010 - Soc Neuroscience
The central event in protein misfolding disorders (PMDs) is the accumulation of a misfolded
form of a naturally expressed protein. Despite the diversity of clinical symptoms associated …

Molecular interaction between type 2 diabetes and Alzheimer's disease through cross-seeding of protein misfolding

…, N Salvadores, M Shahnawaz, R Diaz-Espinoza… - Molecular …, 2017 - nature.com
Numerous epidemiological studies have shown a significantly higher risk for development
of Alzheimer’s disease (AD) in patients affected by type 2 diabetes (T2D), but the molecular …

Protein misfolding cyclic amplification of infectious prions

R Morales, C Duran-Aniotz, R Diaz-Espinoza… - Nature protocols, 2012 - nature.com
Prions are proteinaceous infectious agents responsible for the transmission of prion diseases.
The lack of a procedure for cultivating prions in the laboratory has been a major limitation …

High-resolution structure of infectious prion protein: the final frontier

R Diaz-Espinoza, C Soto - Nature structural & molecular biology, 2012 - nature.com
Prions are the proteinaceous infectious agents responsible for the transmission of prion
diseases. The main or sole component of prions is the misfolded prion protein (PrP Sc ), which is …

[HTML][HTML] Strain-dependent profile of misfolded prion protein aggregates

…, PP Hu, C Duran-Aniotz, F Moda, R Diaz-Espinoza… - Scientific Reports, 2016 - nature.com
Prions are composed of the misfolded prion protein (PrP Sc ) organized in a variety of aggregates.
An important question in the prion field has been to determine the identity of functional …

Development of a novel catalytic amyloid displaying a metal-dependent ATPase-like activity

O Monasterio, E Nova, R Diaz-Espinoza - Biochemical and biophysical …, 2017 - Elsevier
Amyloids are protein aggregates of highly regular structure that are involved in diverse
pathologies such as Alzheimer's and Parkinson's disease. Recent evidence has shown that …

[HTML][HTML] Prion-like characteristics of the bacterial protein Microcin E492

…, KW Park, A Mukherjee, R Diaz-Espinoza… - Scientific reports, 2017 - nature.com
Microcin E492 (Mcc) is a pore-forming bacteriotoxin. Mcc activity is inhibited at the stationary
phase by formation of amyloid-like aggregates in the culture. Here we report that, in a …

[HTML][HTML] Recent high-resolution structures of amyloids involved in neurodegenerative diseases

R Diaz-Espinoza - Frontiers in Aging Neuroscience, 2021 - frontiersin.org
… Copyright © 2021 Diaz-Espinoza. This is an open-access article distributed under the terms
of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction …

Functional characterization of the ATPase-like activity displayed by a catalytic amyloid

…, O Monasterio, R Diaz-Espinoza - … et Biophysica Acta (BBA …, 2021 - Elsevier
Background Amyloids are highly ordered polypeptide aggregates stabilized by a beta-sheet
structural core. Though classically associated to pathology, reports on novel functional roles …

Transport of prion protein across the blood–brain barrier

WA Banks, SM Robinson, R Diaz-Espinoza… - Experimental …, 2009 - Elsevier
The cellular form of the prion protein (PrP c ) is necessary for the development of prion diseases
and is a highly conserved protein that may play a role in neuroprotection. PrP c is found …