in organ cultures the regulation of beta-hcg formation in human placentas of early gestation ( eg ) and at term ( t ) was analyzed using the following test substances : dibutyryl camp ( dbcamp ) , theophylline , and by two drugs used to treat patients with premature labor , fenoterol hydrobromide and verapamil hydrochloride .
C0106132
beta-hcg
C0086418
human