title: Increase in intracellular free calcium concentration of Limulus photoreceptors caused by a metabolic inhibitor.
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D000963:Antimetabolites; D001150:Arsenazo III; D002118:Calcium / Q000378:metabolism*; D004140:Dinitrophenols / Q000494:pharmacology*; D006737:Horseshoe Crabs / Q000378:metabolism*; D010786:Photoreceptor Cells / Q000187:drug effects* / Q000378:metabolism / Q000502:physiology
chemical_list: D000963:Antimetabolites; D004140:Dinitrophenols; D001150:Arsenazo III; D002118:Calcium