Table 2 Effect of three anti-cancer agents on the pools of four dNTPs in HCT116 cells.

From: Quantitation of deoxynucleoside triphosphates by click reactions

HCT116

Treatment

pmol/106

control

Dox(1 μM)

GEM (1 μM)

5-FdU (2 μM)

1 hr

8 hr

6 hr

Recovery

8 hr

dATP

2.6 ± 0.2

3.9 ± 0.8

Non detectable ↓(0)

1.9 ± 0.6

dTTP

7.6 ± 3.4

8.1 ± 2.1

14.1 ± 0.9 ↑ (1.9)

Non detectable ↓(0)

dCTP

1.2 ± 0.9

2.0 ± 1.6

0.9 ± 0.6

Non detectable ↓(0)

dGTP

7.1 ± 0.8

5.8 ± 1.9

1.8 ± 1.1 ↓ (0.3)

3.2 ± 0.3 ↓ (0.45)

  1. Each data point represents the mean ± SD determined from two independent experiments in duplicate. Numbers in parentheses indicate fold changes relative to the control. ↑ and ↓ indicate the significant increase and decrease relative to the control. Dox, doxorubicin. GEM, gemcitabine. 5-FdU, 5-fluorodeoxyuridine