Mechanisms and pathology of protein misfolding and aggregation

N Louros, J Schymkowitz, F Rousseau - Nature Reviews Molecular Cell …, 2023 - nature.com
Despite advances in machine learning-based protein structure prediction, we are still far
from fully understanding how proteins fold into their native conformation. The conventional …

Thermodynamic and kinetic approaches for drug discovery to target protein misfolding and aggregation

M Vendruscolo - Expert Opinion on Drug Discovery, 2023 - Taylor & Francis
Introduction Protein misfolding diseases, including Alzheimer's and Parkinson's diseases,
are characterized by the aberrant aggregation of proteins. These conditions are still largely …

[HTML][HTML] NAD+ boosting reduces age-associated amyloidosis and restores mitochondrial homeostasis in muscle

M Romani, V Sorrentino, CM Oh, H Li, TI de Lima… - Cell reports, 2021 - cell.com
Aging is characterized by loss of proteostasis and mitochondrial homeostasis. Here, we
provide bioinformatic evidence of dysregulation of mitochondrial and proteostasis pathways …

Pathologic polyglutamine aggregation begins with a self-poisoning polymer crystal

T Kandola, S Venkatesan, J Zhang, BT Lerbakken… - Elife, 2023 - elifesciences.org
A long-standing goal of amyloid research has been to characterize the structural basis of the
rate-determining nucleating event. However, the ephemeral nature of nucleation has made …

A safety mechanism enables tissue-specific resistance to protein aggregation during aging in C. elegans

R Jung, MC Lechler, A Fernandez-Villegas… - PLoS …, 2023 - journals.plos.org
During aging, proteostasis capacity declines and distinct proteins become unstable and can
accumulate as protein aggregates inside and outside of cells. Both in disease and during …

Extracellular proteostasis prevents aggregation during pathogenic attack

I Gallotta, A Sandhu, M Peters, M Haslbeck, R Jung… - Nature, 2020 - nature.com
In metazoans, the secreted proteome participates in intercellular signalling and innate
immunity, and builds the extracellular matrix scaffold around cells. Compared with the …

3D mechanical characterization of single cells and small organisms using acoustic manipulation and force microscopy

NF Läubli, JT Burri, J Marquard, H Vogler… - Nature …, 2021 - nature.com
Quantitative micromechanical characterization of single cells and multicellular tissues or
organisms is of fundamental importance to the study of cellular growth, morphogenesis, and …

[HTML][HTML] Mitochondria dysfunction and impaired response to oxidative stress promotes proteostasis disruption in aged human cells

D Trigo, A Nadais, A Carvalho, B Morgado, F Santos… - Mitochondrion, 2023 - Elsevier
The plastic architecture of the mitochondrial network and its dynamic structure play crucial
roles ensuring that varying energetic demands are rapidly met. Given the brain's high …

Identification of protein aggregates in the aging vertebrate brain with prion-like and phase-separation properties

I Harel, YR Chen, I Ziv, PP Singh, D Heinzer… - Cell reports, 2024 - cell.com
Protein aggregation, which can sometimes spread in a prion-like manner, is a hallmark of
neurodegenerative diseases. However, whether prion-like aggregates form during normal …

Tissue-specific landscape of protein aggregation and quality control in an aging vertebrate

YR Chen, I Harel, PP Singh, I Ziv, E Moses… - Developmental Cell, 2024 - cell.com
Protein aggregation is a hallmark of age-related neurodegeneration. Yet, aggregation
during normal aging and in tissues other than the brain is poorly understood. Here, we …