Reversion of structure-activity relationships of antitumor platinum complexes by acetoxime but not hydroxylamine ligands

S Zorbas-Seifried, MA Jakupec, NV Kukushkin… - Molecular …, 2007 - ASPET
The presence of cis-configured exchangeable ligands has long been considered a
prerequisite for antitumor activity of platinum complexes, but over the past few years, several …

DNA interactions of new antitumor aminophosphine platinum (II) complexes

K Neplechová, J Kašpárková, O Vrána… - Molecular …, 1999 - ASPET
Mechanistic studies are presented of a novel class of aminophosphine platinum (II)
complexes as potential anticancer agents. These new agents, which have demonstrated …

DNA interactions of new antitumor platinum complexes with trans geometry activated by a 2-metylbutylamine or sec-butylamine ligand

R Prokop, J Kasparkova, O Novakova, V Marini… - Biochemical …, 2004 - Elsevier
The global modification of mammalian and plasmid DNAs by novel platinum compounds,
trans-[PtCl2 (NH3)(Am)], where Am= 2-methylbutylamine or sec-butylamine was …

DNA binding mode of the cis and trans geometries of new antitumor nonclassical platinum complexes containing piperidine, piperazine, or 4-picoline ligand in cell …

J Kasparkova, V Marini, Y Najajreh, D Gibson… - Biochemistry, 2003 - ACS Publications
The global modification of mammalian and plasmid DNAs by novel platinum compounds, cis-
or trans-[PtCl2 (NH3)(Am)], where Am= NH3, nonplanar heterocycle piperidine, piperazine …

Effects of a piperidine ligand on DNA modification by antitumor cisplatin analogues

J Kasparkova, O Novakova, Y Najajreh… - Chemical research in …, 2003 - ACS Publications
Replacement of the ammine group in antitumor cisplatin by a heterocyclic ligand (piperidine,
piperazine, or 4-picoline) results in reduction of cytotoxicity in human ovarian cancer cells …

Effect of geometric isomerism in dinuclear platinum antitumor complexes on DNA interstrand cross-linking

J Kašpárková, O Nováková, O Vrána, N Farrell… - Biochemistry, 1999 - ACS Publications
The requirement for novel platinum antitumor drugs led to the synthesis of dinuclear
bisplatinum complexes. To understand the molecular mechanisms underlying the biological …

Chemical, biochemical and pharmacological activity of the novel sterically hindered platinum co-ordination complex, cis-[amminedichloro (2-methylpyridine)] platinum …

J Holford, F Raynaud, BA Murrer, K Grimaldi… - Anti-cancer drug …, 1998 - europepmc.org
cis-[Amminedichloro (2-methylpyridine)] platinum (II)(AMD473) is a novel sterically hindered
anti-tumour compound designed to circumvent platinum drug resistance and is due to begin …

Steric control of DNA interstrand cross-link sites of trans platinum complexes: specificity can be dictated by planar nonleaving groups

V Brabec, K Neplechova, J Kasparkova… - Journal of Biological …, 2000 - Springer
Recent findings that novel trans-dichloroplatinum (II) complexes exhibit antitumor activity
violate the classical structure-activity relationships of platinum (II) complexes. These novel …

A Novel trans-Platinum Coordination Complex Possessing in Vitro and in Vivo Antitumor Activity

LR Kelland, CFJ Barnard, KJ Mellish, M Jones… - Cancer Research, 1994 - AACR
As part of a drug discovery program to discover more effective platinum-based anticancer
drugs, a series of platinum complexes of trans coordination geometry centered on trans …

Activation of trans geometry in bifunctional mononuclear platinum complexes by a piperidine ligand: Mechanistic studies on antitumor action

J Kasparkova, O Novakova, V Marini, Y Najajreh… - Journal of Biological …, 2003 - ASBMB
A paradigm for the structure-pharmacological activity relationship of bifunctional platinum
antitumor drugs is that the trans isomer of antitumor cisplatin (transplatin) is clinically …