Acetylcholine (ACh) rechallenge may be a novel method to improve detection of coexisting coronary spasm endotypes, and at the same time, assess the treatment response to nitrate-based therapies, a new ...

THE opinion has been advanced that acetylcholine acts in the heart not only as the mediator of the vagus nerve but also as the so-called local hormone in local extraneural regulation of heart activity ...

Acetylcholine (Ach) is a neurotransmitter that functions in both the central and peripheral nervous systems. It is a non-monoamine subtype, meaning that it does not contain an amino group connected to ...