in vivo experiment : only one injection of ethane-1-hydroxy-1,1-diphosphonate ( ehdp ) ( 4 x 10 ( -2 ) -4 x 10 ( -1 ) mumol/g egg wt . ) was given into the yolk sac of fertile white leghorn egg at 8 days of incubation .
C0012544
diphosphonate
C0086268
ehdp