title: Calcium and cAMP in stimulus-response coupling.
mesh_terms: D000818:Animals; D002118:Calcium / Q000378:metabolism*; D002468:Cell Physiological Phenomena; D000242:Cyclic AMP / Q000502:physiology*; D005246:Feedback; D007700:Kinetics; D009132:Muscles / Q000378:metabolism; D013569:Synapses / Q000378:metabolism
chemical_list: D000242:Cyclic AMP; D002118:Calcium