Related Experiment Video
Updated: Feb 22, 2026
11:11
Preparation of Rat Oligodendrocyte Progenitor Cultures and Quantification of Oligodendrogenesis Using Dual-infrared Fluorescence Scanning
Published on: February 17, 2016
12.5K
Mechanical plasticity during oligodendrocyte differentiation and myelination
Helena S Domingues1, Andrea Cruz1, Jonah R Chan2
1International Iberian Nanotechnology Laboratory - INL, Braga, Portugal.
Glia
|September 24, 2017
Summary
Oligodendrocyte precursor cells form myelin sheaths for neuronal conductivity. This review explores the mechanical forces driving these crucial cell changes and their interaction with the extracellular matrix.
Area of Science:
- Neuroscience
- Cell Biology
- Biophysics
Background:
- Oligodendrocyte precursor cells (OPCs) are vital in the central nervous system for generating myelinating oligodendrocytes.
- These cells migrate and form myelin sheaths that ensheath neuronal axons, enhancing electrical conductivity.
- The precise subcellular mechanisms controlling OPC differentiation and myelination are not fully understood.
Purpose of the Study:
- To review the mechanical processes involved in oligodendrocyte differentiation and myelination.
- To highlight the role of subcellular forces in OPC plasticity.
- To examine the interaction between OPCs and the extracellular matrix during these transformations.
Main Methods:
- This is a review article, synthesizing existing research.
- Focuses on mechanical principles and biophysical interactions.
- Integrates findings from cell biology, neuroscience, and biomechanics.
Main Results:
- Oligodendrocyte differentiation and myelination involve complex subcellular force generation.
- Cellular plasticity is significantly influenced by the mechanical properties of the extracellular matrix.
- Mechanical cues play a critical role in guiding OPC migration and sheath formation.
Conclusions:
- Understanding the mechanical underpinnings of OPCs is essential for elucidating myelination processes.
- The dynamic interplay between OPCs and their environment dictates their morphological and functional outcomes.
- Further research into these mechanical interactions may reveal therapeutic targets for demyelinating diseases.
Related Concept Videos
01:25Nervous Tissue: Myelin
6.3K
The myelin sheath is a multilayered lipid and protein covering that insulates the axon of a neuron, enhancing the speed of nerve impulse conduction. Axons without this sheath are referred to as unmyelinated. Two types of neuroglia, Schwann cells in the peripheral nervous system (PNS) and oligodendrocytes in the central nervous system (CNS) are responsible for producing myelin sheaths.
Schwann cells begin to form myelin sheaths around axons during fetal development. They wrap around a small...
Schwann cells begin to form myelin sheaths around axons during fetal development. They wrap around a small...
6.3K
01:01Neuroplasticity
2.0K
Neuroplasticity reflects the brain's remarkable capacity to adapt and evolve, responding dynamically to learning, experiences, or injury by reorganizing its neural circuitry. This reorganization involves creating new neural connections and refining old ones through a series of biological processes that contribute to the brain's lifelong development and adaptability.
2.0K
01:15Neurogenesis and Regeneration of Nervous Tissue
1.8K
In the CNS, neurogenesis, the birth of new neurons from stem cells, is limited to the hippocampus in adults. In other regions of the brain and spinal cord, neurogenesis is almost non-existent due to inhibitory influences from neuroglia, especially oligodendrocytes, and the absence of growth-stimulating cues. The myelin produced by oligodendrocytes in the CNS inhibits neuronal regeneration. Furthermore, astrocytes proliferate rapidly after neuronal damage, forming scar tissue that physically...
1.8K
00:58Plasticity
3.2K
Plasticity is the property where an object loses its elasticity and undergoes irreversible deformation, even after the deformation forces are eliminated. If a material deforms irreversibly without increasing stress or load, then this is called ideal plasticity. For example, when a force is applied to an aluminum rod, it changes its shape, but it does not return to its original shape once the force is removed. Plastic deformation or ductility is thus a permanent deformation or change in the...
3.2K
01:32Chromatin Modification in iPS Cells
2.2K
Chromatin modification alters gene expression; therefore, scientists can add histone-modifying enzymes, histone variants, and chromatin remodeling complexes to somatic cells to aid reprogramming into pluripotent stem (iPS) cells.
Compact chromatin makes reprogramming difficult. Enzymes, such as histone demethylases and acetyltransferases, are often added during reprogramming to loosen the chromatin, making the DNA more accessible to transcription factors. Molecules that inhibit histone...
Compact chromatin makes reprogramming difficult. Enzymes, such as histone demethylases and acetyltransferases, are often added during reprogramming to loosen the chromatin, making the DNA more accessible to transcription factors. Molecules that inhibit histone...
2.2K