Lipid Homeostasis and Its Links With Protein Misfolding Diseases

The maintenance of lipid homeostasis is essential for the normal functioning of living organisms. Alterations of the lipid homeostasis system remodel the composition of the lipidome, potentially leading to the formation of toxic lipid species. In turn, lipidome changes can affect the protein homeost...

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Main Author: Michele Vendruscolo
Format: Article
Language:English
Published: Frontiers Media S.A. 2022-03-01
Series:Frontiers in Molecular Neuroscience
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fnmol.2022.829291/full
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author Michele Vendruscolo
author_facet Michele Vendruscolo
author_sort Michele Vendruscolo
collection DOAJ
description The maintenance of lipid homeostasis is essential for the normal functioning of living organisms. Alterations of the lipid homeostasis system remodel the composition of the lipidome, potentially leading to the formation of toxic lipid species. In turn, lipidome changes can affect the protein homeostasis system by causing perturbations that elicit protein condensation phenomena such as protein liquid-liquid phase separation and protein aggregation. Lipids can also be more directly involved the formation of aberrant condensed states of proteins by facilitating the early events that initiate these processes and by stabilizing the condensed states themselves. These observations suggest that lipid-induced toxicity can contribute to protein misfolding diseases, including Alzheimer’s and Parkinson’s diseases. According to this view, an impairment of the lipid homeostasis system generates toxic states of lipids that disturb the protein homeostasis system and promote the formation of toxic states of proteins.
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spelling doaj.art-1812aa4b830f483d8856300974c374b72022-12-21T21:10:10ZengFrontiers Media S.A.Frontiers in Molecular Neuroscience1662-50992022-03-011510.3389/fnmol.2022.829291829291Lipid Homeostasis and Its Links With Protein Misfolding DiseasesMichele VendruscoloThe maintenance of lipid homeostasis is essential for the normal functioning of living organisms. Alterations of the lipid homeostasis system remodel the composition of the lipidome, potentially leading to the formation of toxic lipid species. In turn, lipidome changes can affect the protein homeostasis system by causing perturbations that elicit protein condensation phenomena such as protein liquid-liquid phase separation and protein aggregation. Lipids can also be more directly involved the formation of aberrant condensed states of proteins by facilitating the early events that initiate these processes and by stabilizing the condensed states themselves. These observations suggest that lipid-induced toxicity can contribute to protein misfolding diseases, including Alzheimer’s and Parkinson’s diseases. According to this view, an impairment of the lipid homeostasis system generates toxic states of lipids that disturb the protein homeostasis system and promote the formation of toxic states of proteins.https://www.frontiersin.org/articles/10.3389/fnmol.2022.829291/fulllipid homeostasisprotein homeostasisprotein condensationAlzheimer’s diseaseParkinson’s disease
spellingShingle Michele Vendruscolo
Lipid Homeostasis and Its Links With Protein Misfolding Diseases
Frontiers in Molecular Neuroscience
lipid homeostasis
protein homeostasis
protein condensation
Alzheimer’s disease
Parkinson’s disease
title Lipid Homeostasis and Its Links With Protein Misfolding Diseases
title_full Lipid Homeostasis and Its Links With Protein Misfolding Diseases
title_fullStr Lipid Homeostasis and Its Links With Protein Misfolding Diseases
title_full_unstemmed Lipid Homeostasis and Its Links With Protein Misfolding Diseases
title_short Lipid Homeostasis and Its Links With Protein Misfolding Diseases
title_sort lipid homeostasis and its links with protein misfolding diseases
topic lipid homeostasis
protein homeostasis
protein condensation
Alzheimer’s disease
Parkinson’s disease
url https://www.frontiersin.org/articles/10.3389/fnmol.2022.829291/full
work_keys_str_mv AT michelevendruscolo lipidhomeostasisanditslinkswithproteinmisfoldingdiseases