although dna synthesis in growing human embryonic lung fibroblast ( hel ) cells , as determined by [ 3h ] thymidine incorporation , was diminished to 61 % of that in untreated control cells when 22.5 micrograms of acv and 1 microgram of ara-a per ml were used , there was no additive inhibition of dna synthesis when the two-drug combination was used .
C0016030
fibroblast
C0007634
cells