Immune system ‘reset’ may give MS patients a new lease on life
Drugs followed by stem cell transplant greatly slow nerve damage, other symptoms, in relapsing-remitting form of disease

LOST COAT This nerve (blue) is missing the thick protective sheath that normally insulates it, as happens in multiple sclerosis. The thin barrier around it is a brain cell (brown) that makes the sheath. Such poor insulation damages nerve signaling.
Steve Gschmeissner / Science Source