Overview of myelin, major myelin lipids, and myelin-associated proteins

A Kister, I Kister - Frontiers in Chemistry, 2023 - frontiersin.org
Myelin is a modified cell membrane that forms a multilayer sheath around the axon. It retains
the main characteristics of biological membranes, such as lipid bilayer, but differs from them …

Neuron-oligodendrocyte interactions in the structure and integrity of axons

GJ Duncan, TJ Simkins, B Emery - Frontiers in Cell and …, 2021 - frontiersin.org
The myelination of axons by oligodendrocytes is a highly complex cell-to-cell interaction.
Oligodendrocytes and axons have a reciprocal signaling relationship in which …

Oligodendrocyte–axon metabolic coupling is mediated by extracellular K+ and maintains axonal health

ZJ Looser, Z Faik, L Ravotto, HS Zanker, RB Jung… - Nature …, 2024 - nature.com
The integrity of myelinated axons relies on homeostatic support from oligodendrocytes
(OLs). To determine how OLs detect axonal spiking and how rapid axon–OL metabolic …

Mechanisms of axonal support by oligodendrocyte-derived extracellular vesicles

EM Krämer-Albers, HB Werner - Nature Reviews Neuroscience, 2023 - nature.com
Extracellular vesicles (EVs) have recently emerged as versatile elements of cell
communication in the nervous system, mediating tissue homeostasis. EVs influence the …

[HTML][HTML] Insights into myelin dysfunction in schizophrenia and bipolar disorder

M Valdés-Tovar, AM Rodríguez-Ramírez… - World Journal of …, 2022 - ncbi.nlm.nih.gov
Schizophrenia and bipolar disorder are disabling psychiatric disorders with a worldwide
prevalence of approximately 1%. Both disorders present chronic and deteriorating …

Ensheathment and myelination of axons: evolution of glial functions

KA Nave, HB Werner - Annual Review of Neuroscience, 2021 - annualreviews.org
Myelination of axons provides the structural basis for rapid saltatory impulse propagation
along vertebrate fiber tracts, a well-established neurophysiological concept. However …

Conservation and divergence of myelin proteome and oligodendrocyte transcriptome profiles between humans and mice

VI Gargareta, J Reuschenbach, SB Siems, T Sun… - Elife, 2022 - elifesciences.org
Human myelin disorders are commonly studied in mouse models. Since both clades
evolutionarily diverged approximately 85 million years ago, it is critical to know to what …

White matter integrity in mice requires continuous myelin synthesis at the inner tongue

M Meschkat, AM Steyer, MT Weil, K Kusch… - Nature …, 2022 - nature.com
Myelin, the electrically insulating sheath on axons, undergoes dynamic changes over time.
However, it is composed of proteins with long lifetimes. This raises the question how such a …

Protein citrullination marks myelin protein aggregation and disease progression in mouse ALS models

IO Yusuf, T Qiao, S Parsi, R Tilvawala… - Acta Neuropathologica …, 2022 - Springer
Increased protein citrullination (PC) and dysregulated protein arginine deiminase (PAD)
activity have been observed in several neurodegenerative diseases. PC is a …

Consequences and mechanisms of myelin debris uptake and processing by cells in the central nervous system

G Hammel, S Zivkovic, M Ayazi, Y Ren - Cellular immunology, 2022 - Elsevier
Central nervous system (CNS) disorders and trauma involving changes to the neuronal
myelin sheath have long been a topic of great interest. One common pathological change in …