No one knows for sure what makes these nerve cells break down.
Most people have around 100 billion nerve cells in their brain.
The volume taken up by nerve cells is actually small.
Having come so far, might it not be as well to get into the body and experience the interior of a nerve cell?
One thing we've found, though, is that the sensitive nerve cells of the patients just can't last much longer.
Nerve cells are found in all parts of the colony.
It can kill nerve cells in the brain and other parts of the body.
It happens when there is a problem with certain nerve cells in the brain.
The right side had a normal mixture of big and small nerve cells.
Although most nerve cells in certain areas of these patients' brains eventually died, some did not.