Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
(A) A myenteric ganglion (mg) and nNOS+ nerve fibers (arrows) in a cryostat cross section through the circular (cm) and longitudinal muscle (lm) layers. (B) nNOS+ nerve fibers at a higher magnification running in parallel with the circular muscle (cm) fibers and are varicose in nature (arrows). Scale bars are as indicated in each panel.
