Enhancement of taste responses to acids by calcium ions.
The frog taste nerve responses to HCl and acetic acids were greatly enhanced by increasing calcium concentration in a solution to which the tongue had adapted when the lingual artery was perfused with Ringer solution. Enhancement was not seen in the responses to other taste stimuli.
D000143:Acids / Q000494:pharmacology*; D000818:Animals; D002118:Calcium / Q000494:pharmacology*; D004305:Dose-Response Relationship, Drug; D005930:Glossopharyngeal Nerve / Q000187:drug effects; D006851:Hydrochloric Acid / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D011892:Rana catesbeiana; D013649:Taste / Q000187:drug effects*
D000143:Acids; D006851:Hydrochloric Acid; D002118:Calcium