title: Sweet taste receptor: evidence of separate specific sites for COO- and NO2/CN groups in sweeteners.
mesh_terms: D002264:Carboxylic Acids; D003486:Cyanides; D006801:Humans; D009574:Nitro Compounds; D013329:Structure-Activity Relationship; D013549:Sweetening Agents; D013650:Taste Buds / Q000502:physiology*
chemical_list: D002264:Carboxylic Acids; D003486:Cyanides; D009574:Nitro Compounds; D013549:Sweetening Agents