title: Inorganic pyrophosphate in human parotid saliva and dental plaque.
mesh_terms: D002852:Chromatography, Ion Exchange; D002854:Chromatography, Paper; D003124:Colorimetry; D003728:Dental Calculus; D003773:Dental Plaque; D011756:Diphosphates / Q000032:analysis*; D006801:Humans; D006868:Hydrolysis; D010306:Parotid Gland; D012463:Saliva / Q000032:analysis*
chemical_list: D011756:Diphosphates