Illustration of an oligodendrocyte repairing the
myelin sheath of a central nervous system neuron
damaged by multiple sclerosis.
Images available at Visuals Unlimited and phototakeusa.com
That's a mouthful. Other mouthful images also available
at Phototake and Visuals Unlimited.

Medical concept images

Conceptual Stock Photography, Conceptual Stock Imagery, Stock Conceptual Photography,
Stock Conceptual Imagery, Conceptual Stock Illustration, Stock Conceptual Illustration,
Creative Stock Photography, Offbeat Photos, Weird Images, Odd Pictures, Strange Concepts.
Whatever you want to call it.
It's what we do.  We see things a little differently.