Platinum(IV) anticancer complexes.
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Biomedical subjects
Publications and source records attributed to Rachael C Dolman.
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The platinum(IV) complexes: [PtCl(4)(en)], cis,trans-[PtCl(2)(OAc)(2)(en)], cis,trans-[PtCl(2)(OH)(2)(en)] and trans-[Pt(OH)(2)(ethmal)(en)], encompassing a range of reduction potentials and their platinum(II) analogue [PtCl(2)(en)], have been assayed for their protein binding ability in the presence of albumin, albumin and L-cysteine and RPMI 1640 tissue culture medium supplemented with foetal calf serum (RPMI/FCS). cis,trans-[PtCl(4)(en)] exhibited significant protein binding in all three experiments, in a similar fashion to the platinum(II) complex, presumably as a consequence of its rapid reduction. The remaining three platinum(IV) complexes displayed little if any protein binding, with the greatest amount of binding observed in the RPMI/FCS experiment. The extent of binding in the RPMI/FCS correlated with the reduction potentials of the complexes, with the most readily reduced species binding to the greatest extent.