Answer by Colin Gerber, Neuroscientist, on Quora: There are at least eleven (almost definitely more) neurotransmitters and hormones that ... Acetylcholine (ACh) is a neurotransmitter that is ...

Increases (hyperglycemia) and decreases (hypoglycemia) in blood glucose concentration can be fatal and are efficiently prevented by the secretion of pancreatic islet hormones. The concerted output ...

We then focused on neuroendocrine cells that produce the egg-laying hormone, because their electrical activity is known to be regulated by ACh. Double-immunolabelling for AChBP and a peptide of ...