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首页> 外文期刊>Bioorganic and medicinal chemistry >Cytotoxic activity of proflavine diureas: synthesis, antitumor, evaluation and DNA binding properties of 1',1''-(acridin-3,6-diyl)-3',3''-dialkyldiureas.
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Cytotoxic activity of proflavine diureas: synthesis, antitumor, evaluation and DNA binding properties of 1',1''-(acridin-3,6-diyl)-3',3''-dialkyldiureas.

机译:Cytotoxic activity of proflavine diureas: synthesis, antitumor, evaluation and DNA binding properties of 1',1''-(acridin-3,6-diyl)-3',3''-dialkyldiureas.

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摘要

The synthesis of novel 1',1''-(acridin-3,6-diyl)-3',3''-dialkyldiureas was reported. Their biological activity to inhibit cell proliferation was assessed by a MTT assay on two cell lines, HeLa and HCT-116, at micromolar concentration. 1',1''-(Acridin-3,6-diyl)-3',3''-dihexyldiurea hydrochloride was active on a HCT-116 cell line with an IC(50) value of 3.1 microM. The interaction of these compounds with calf thymus DNA was investigated by a variety of spectroscopic techniques including UV-vis, fluorescence and CD spectroscopy. From spectrofluorimetric titrations, binding constants for the DNA-drug complexes were determined (K=0.9-4.2x10(5) M(-1)). Antiproliferative activity of synthesized derivatives might be related to their intercalation into DNA.

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