Mechanisms of action of DNA intercalating acridine-based drugs: how important are contributions from electron transfer and oxidative stress?

BC Baguley, LPG Wakelin, JD Jacintho… - Current medicinal …, 2003 - ingentaconnect.com
Reactive oxygen species (ROS) are produced continuously in living cells as a by-product of
respiration and other metabolic activity. Some ROS may react with DNA, and in some cases …

Activity of platinum (II) intercalating agents against murine leukemia L1210

WD McFadyen, LPG Wakelin, IAG Roos… - Journal of medicinal …, 1985 - ACS Publications
Four series of intercalating, square-planar Pt (II) complexes derived from the ligands 2, 2'-bipyridine,
2, 2': 6', 2"-terpyridine, 1, 10-phenanthroline, and3, 4, 17, 8-tetramethyl-l, 10-…

Major Groove Binding and 'DNA-Induced' Fit in the Intercalation of a Derivative of the Mixed Topoisomerase I/II Poison N-(2-(Dimethylamino)ethyl)acridine-4- carboxamide …

…, JH Thorpe, WA Denny, LPG Wakelin… - Journal of medicinal …, 1999 - ACS Publications
The design of improved mixed poisons of topoisomerases (topo) I and II is an important aim
of cancer chemotherapy. 1, 2 Structural information on both enzymes is now available, 3-5 …

The binding of echinomycin to deoxyribonucleic acid

LPG Wakelin, MJ Waring - Biochemical Journal, 1976 - portlandpress.com
Echinomycin is a peptide antibiotic which binds strongly to double-helical DNA up to a limit
of approximately one molecule per five base-pairs. There is no detectable interaction with …

Potential antitumor agents. 44. Synthesis and antitumor activity of new classes of diacridines: importance of linker chain rigidity for DNA binding kinetics and biological …

…, GJ Atwell, BC Baguley, LPG Wakelin - Journal of medicinal …, 1985 - ACS Publications
Four classes of diacridines, joined at the 9-position by linker chains of varying length, rigidity,
and polarity, were evaluated for DNA-binding properties and antitumor activity. Diacridines …

Relationships between DNA-binding kinetics and biological activity for the 9-aminoacridine-4-carboxamide class of antitumor agents

LPG Wakelin, GJ Atwell, GW Rewcastle… - Journal of medicinal …, 1987 - ACS Publications
The kinetics of dissociation of calf thymus DNA complexes of the new intercalating antitumor
drug iV-[2-(dimethylamino) ethyl]-9-aminoacridine-4-carboxamide (5) and selected …

Crystal Structure of the Topoisomerase II Poison 9-Amino-[N-(2-dimethylamino)ethyl]acridine-4-carboxamide Bound to the DNA Hexanucleotide d(CGTACG)2

…, JM Guss, CA Collyer, WA Denny, LPG Wakelin - Biochemistry, 1999 - ACS Publications
The structure of the complex formed between d(CGTACG) 2 and the antitumor agent 9-amino-[N-(2-dimethylamino)ethyl]acridine-4-carboxamide
has been solved to a resolution of 1.6 …

Bisintercalating threading diacridines: relationships between DNA binding, cytotoxicity, and cell cycle arrest

LPG Wakelin, X Bu, A Eleftheriou… - Journal of medicinal …, 2003 - ACS Publications
We have synthesized a series of bis(9-aminoacridine-4-carboxamides) linked via the 9-position
with neutral flexible alkyl chains, charged flexible polyamine chains, and a semirigid …

DNA-directed alkylating agents. 1. Structure-activity relationships for acridine-linked aniline mustards: consequences of varying the reactivity of the mustard

…, TJ Boritzki, BC Baguley, LPG Wakelin… - Journal of medicinal …, 1990 - ACS Publications
A series of DNA-targeted aniline mustards have been prepared, and their chemical reactivity
and in vitro and in vivo cytotoxicity have been evaluated and compared with that of the …

DNA molecular electrostatic potential: novel perspectives for the mechanism of action of anticancer drugs involving electron transfer and oxidative stress

P Kovacic, LPG Wakelin - Anti-cancer drug design, 2001 - ingentaconnect.com
This report examines the mechanism of action of DNA‐binding anticancer drugs that involve
electron transfer and oxidative stress, and primarily focuses on neglected issues …