our data show that the addition of 1 mm fluorouracil and 1 mm deoxyuridine to the culture medium largely prevents degradation of radioactive thymidine and iododeoxyuridine without unduly compromising the dna-labeling efficiency of cells activated with mitogens or bacterial homogenates .
C0011535
deoxyuridine
C0020811
iododeoxyuridine