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. 1999 Mar 30;96(7):3496–3501. doi: 10.1073/pnas.96.7.3496

Table 2.

Antiproliferative activity against mutant P388 leukemia cells

Drug Cell line
P388 Etopor-P388 Camptor-P388
Ecteinascidin 743 0.22 0.24 0.30
Pt650 0.19 0.18 0.21
Camptothecin 53 42 3.5 × 104
Etoposide 96 2.5 × 103 3.4 × 102
Vincristine 1.9 2.1 3.3

Values reported are IC50 in nM.