Article
Comparison of camptothecin derivatives presently in clinical trials: genotoxic potency and mitotic recombination.
Mutagenesis - 1 Mar 2002
Cunha Kênya Silva, Reguly Maria Luíza, Graf Ulrich, Rodrigues de Andrade Heloisa Helena
Abstract excerpt
The genotoxicity of camptothecin (CPT) and its clinical antineoplastic analogues irinotecan (CPT-11) and topotecan (TPT) were evaluated using the wing somatic mutation and recombination test (SMART) in Drosophila melanogaster. These compounds stabilize and trap the topoisomerase I-DNA complex, preventing the religation step of the breakage/rejoining reaction mediated by the enzyme. The standard version of the...
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