Article,

Copper(II):phenanthroline complexes with L-asparagine and L-methionine: Synthesis, crystal structure and in-vitro cytotoxic effects on prostate, breast and melanoma cancer cells

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POLYHEDRON, (2020)
DOI: 10.1016/j.poly.2020.114807

Abstract

Here we report the cytotoxic effects of the two ternary copper(II) complexes Cu(Phen)(L-methionine) H2OCl center dot 1.5H(2)O (Cu(PHEN)(MET)) and Cu(Phen)(L-asparagine)H2OClH2O (Cu(PHEN)(ASN)), which showed high chemotherapy potential against cancer cells lines. A novel ternary copper(II) complex, Cu (PHEN)(ASN) has been synthesized and its crystalline structure has been determined by single crystal X-ray diffraction. The new complex crystallized in a triclinic system with P-1 space group. The copper (II) center is situated in a trigonal bipyramidal molecular geometry. Both complexes exhibited potent cytotoxic effects against cancer cells lines, killing 100% human melanoma cancer cells line MV3 and 90% human breast cancer cells line MCF7 at a concentration of 50 mu g/ml. Less pronounced but still very good effects were observed for human breast cancer cells line MDA-MB-23 and human prostate cancer cells lines DU-145 and PC3, where both complexes killed about 70% of these cells lines at a concentration of 50 mu g/ml. The Cu(PHEN)(MET) and Cu(PHEN)(ASN) complexes also presented low IC50 values. (C) 2020 Elsevier Ltd. All rights reserved.

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