Table 1.

Inhibition of AZT on telomerase activity of HO-8910 cells

AZT Concentration (mM)	A 450nm
	24 h	48 h	72 h
Control	0.63 ± 0.5	0.58 ± 0.5	0.56 ± 0.7
0.5	0.49 ± 0.7a	0.46 ± 0.7a b	0.39 ± 0.6a b
0.8	0.45 ± 0.6a	0.40 ± 0.8a b	0.35 ± 0.6a b
1.0	0.34 ± 0.6a	0.29 ± 0.5a b	0.22 ± 0.4a b
1.5	0.30 ± 0.5a	0.28 ± 0.2a b	0.16 ± 0.3a b

^a P<0.05, vs control group;

^b P<0.05, vs value at 24 h.