An example of PNS myelinated nerve fiber is shown. (B) Illustration of transverse section of myelinated axon at the internode. (C) Light microscopy of a mouse sciatic nerve at lower magnification.

By imaging several layers in a sliver of tissue, the researchers could determine whether a nerve fiber tunneled through a cell rather than over or under it. They scrolled through cross-sections of the ...

...[autonomic nerve fibers] play an important role in the predisposition to foot ulceration... A novel technique to measure the density of autonomic nerve fibers that innervate sweat glands could ...