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Table 3.

Comparison of IC50 determined by antiproliferation and antitopoisomerase tests on HaCaT and WEHI‐3B cells

Drug Antiproliferation test Antitopoisomerase I test
WEHI‐3B (µm) HaCaT (µm) WEHI‐3B (µm) HaCaT (µm)
Doxorubicin  0.13  0.017   0.3 (2.3) a   5.5 (323.5)
Camptothecin  0.0069  0.0051  50.41 (7246)  86.2 (18862)
Ciprofloxacin 87.35 35.72 302.9 (3.46) 548 (15.3)

a Numbers in brackets are the ratios of the IC 50 values (antitopoisomerase I:antiproliferation test).