Table 1.

IC₅₀ values of BrdU and EdU for DNA repair-deficient cells.

Cell Line	BrdU (μM)	EdU (μM)	Ratio BrdU/EdU	Affected Pathways
CHO	15	0.088	170	n.a.
V3	0.54	0.025	21	NHEJ
xrs5	0.63	0.023	27	NHEJ
XR-1	0.56	0.022	25	NHEJ
irs1SF	0.30	0.0027	111	HR
51D1	0.54	0.0021	257	HR
KO40	0.44	0.011	40	Fanconi Anemia
PADR9	0.38	0.010	38	poly(ADP-ribosylation)