to study the extent of injury induced by antitumor agents to normal and tumorous tissues , a technique for following dna synthesis as reflected in the incorporation of tritiated thymidine ( 3h-tdr ) into dna was compared to the conventional radioautographic technique of the labeling index ( li ) and to the functional kinetic technique of granulocyte colony formation in vitro .
C0000702
a
C0012854
dna