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Structural features of piperazinyl-linked ciprofloxacin dimers required for activity against drug-resistant strains of Staphylococcus aureus
Journal article   Peer reviewed

Structural features of piperazinyl-linked ciprofloxacin dimers required for activity against drug-resistant strains of Staphylococcus aureus

Robert J Kerns, Michael J Rybak, Glenn W Kaatz, Flamur Vaka, Raymond Cha, Richard G Grucz and Veena U Diwadkar
Bioorganic & medicinal chemistry letters, Vol.13(13), pp.2109-2112
07/07/2003
DOI: 10.1016/S0960-894X(03)00376-7
PMID: 12798315

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Abstract

We previously demonstrated that piperazinyl-linked fluoroquinolone dimers possess potent antibacterial activity against drug-resistant strains of Staphylococcus aureus. In this study, we report the preparation and evaluation of a series of incomplete dimers toward ascertaining structural features of piperazinyl-linked ciprofloxacin dimers that render these agents refractory to fluoroquinolone-resistance mechanisms in Staphylococcus aureus.
Anti-Infective Agents - chemical synthesis Anti-Infective Agents - chemistry Anti-Infective Agents - pharmacology Chromatography, High Pressure Liquid Chromatography, Thin Layer Ciprofloxacin - chemical synthesis Ciprofloxacin - chemistry Ciprofloxacin - pharmacology DNA, Bacterial - drug effects Drug Resistance, Bacterial Mutation - genetics Pipemidic Acid - chemical synthesis Pipemidic Acid - pharmacology Piperazines - chemical synthesis Piperazines - chemistry Piperazines - pharmacology Staphylococcus aureus - drug effects Staphylococcus aureus - enzymology Staphylococcus aureus - genetics Structure-Activity Relationship Topoisomerase I Inhibitors Topoisomerase II Inhibitors

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