Stain: Substance P

abbreviation	Substance P
reference	http://home.earthlink.net/~electrikmonk/Neuro/artSubP2.htm
shows	Pain receptors

Substance P is a peptide neurotransmitter that was co-discovered in 1931 by the U.S. von Euler . It has been long thought to be involved in the transduction of pain signals, and is found (among other places) in the type-C fibers of peripheral nerves that carry pain signals to the central nervous system.

Slides


Rat Brain