Candidate: drafted from the sources shown, not yet read by the two reviewers.
acetylcholine
acetylcholine Acetylcholine is a neurotransmitter, a chemical messenger used by nerve cells.
Acetylcholine is a neurotransmitter, a chemical messenger used by nerve cells. It is found where nerves communicate with muscles, in parts of the autonomic nervous system, and in many areas of the central nervous system.