Electron microscope image of a nerve fiber with myelin (in black) in the optic nerve of an MS patient. In yellow, the spaces between myelin layers that are enlarged in MS) Disclaimer: AAAS and ...

For example, gray matter contains neuron cell bodies, or somata, that can be stained to become visible under a microscope ... Using these dyes, the myelin sheath surrounding the axons can be ...

Sensory receptors in the skin, which lack the speed-boosting insulating layer called a myelin sheath, are among the slowest ... The researchers will image each slice under an electron microscope and ...

Multiple sclerosis, a neuroinflammatory disease that affects nearly 3 million people worldwide, causes a loss of myelin, the fatty sheath that ... this process causes neuron damage.

1 Motor Neurons A motor neuron’s cell body is also often located either in ... triggered by signals from dendrites, and myelin sheaths surrounding the axon that accelerate action potential propagation ...

Details of the findings are published in Nature Neuroscience in a paper titled, “Synaptic input and Ca2+ activity in zebrafish oligodendrocyte precursor cells contribute to myelin sheath ...

A new study from Shanghai University uses mathematical models to suggest that certain fatty structures (which sheath ... look at myelin cylinders and its location along the neuron’s axon.

In multiple sclerosis and several other brain disorders, the protective sheath around neurons called myelin breaks down, which in turn disrupts the transmission of nerve signals. Researchers at ...

both in cell cultures and when injected into mice carrying a genetic defect that prevents them from forming myelin sheaths. The new findings suggest that the pocket of CD34-positive melanocyte ...