In the PNS, one Schwann cell forms a single myelin sheath (Figure 1A ... leaving axons and even the entire neuron vulnerable to degeneration. Thus, patients with demyelinating diseases suffer ...

The myelin sheath made of protein and fatty substances surrounds ... Finally, during hyperpolarization, as positive potassium ions continue to leave the cell, the neuron’s membrane potential becomes ...

A recent study reveals that the human brain, when lacking energy, might draw from its own fatty tissues. This discovery ...

Multiple sclerosis, a neuroinflammatory disease that affects nearly 3 million people worldwide, causes a loss of myelin, the fatty sheath that covers nerve cells in the brain and spinal cord.

A team of neurologists, neuroradiologists and biomaterials specialists affiliated with several institutions in Spain has ...

A long fibre (axon) which is insulated by a fatty (myelin) sheath. They are long so they ... incoming impulses from other neurones. Receptor cells detect a change in the environment (a stimulus ...