inorganic pyrophosphate ( ppi ) and two diphosphonates , ethane-1-hydroxy-1 , 1-diphosphonate ( ehdp ) and dichloromethylene diphosphonate ( cl2mdp ) , were found to inhibit in vitro mineralization induced by matrix vesicle-enriched fractions from chicken epiphyseal cartilage .
C0012544
diphosphonate
C0086268
ehdp