Literature DB >> 16140015

Triketones active against antibiotic-resistant bacteria: synthesis, structure-activity relationships, and mode of action.

John W van Klink1, Lesley Larsen, Nigel B Perry, Rex T Weavers, Gregory M Cook, Phil J Bremer, Andrew D MacKenzie, Teruo Kirikae.   

Abstract

A series of acylated phloroglucinols and triketones was synthesized and tested for activity against methicillin-resistant Staphylococcus aureus (MRSA), vancomycin-resistant Enterococcus faecalis (VRE) and multi-drug-resistant Mycobacterium tuberculosis (MDR-TB). A tetra-methylated triketone with a C12 side chain was the most active compound (MIC of around 1.0 microg/ml against MRSA) and was shown to stimulate oxygen consumption by resting cell suspensions, suggesting that the primary target was the cytoplasmic membrane.

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Year:  2005        PMID: 16140015     DOI: 10.1016/j.bmc.2005.07.045

Source DB:  PubMed          Journal:  Bioorg Med Chem        ISSN: 0968-0896            Impact factor:   3.641


  8 in total

1.  Evidence for photolytic and microbial degradation processes in the dissipation of leptospermone, a natural β-triketone herbicide.

Authors:  Sana Romdhane; Marion Devers-Lamrani; Fabrice Martin-Laurent; Amani Ben Jrad; Delphine Raviglione; Marie-Virginie Salvia; Pascale Besse-Hoggan; Franck E Dayan; Cédric Bertrand; Lise Barthelmebs
Journal:  Environ Sci Pollut Res Int       Date:  2017-07-17       Impact factor: 4.223

2.  Antimicrobial activities of leptospermone isolated from Leptospermum scoparium seeds and structure-activity relationships of its derivatives against foodborne bacteria.

Authors:  Eun-Yong Jeong; Myung-Ji Lee; Hoi-Seon Lee
Journal:  Food Sci Biotechnol       Date:  2018-05-23       Impact factor: 2.391

3.  In planta mechanism of action of leptospermone: impact of its physico-chemical properties on uptake, translocation, and metabolism.

Authors:  Daniel K Owens; N P Dhammika Nanayakkara; Franck E Dayan
Journal:  J Chem Ecol       Date:  2013-01-13       Impact factor: 2.626

4.  Rapid synthesis of polyprenylated acylphloroglucinol analogs via dearomative conjunctive allylic annulation.

Authors:  Alexander J Grenning; Jonathan H Boyce; John A Porco
Journal:  J Am Chem Soc       Date:  2014-08-07       Impact factor: 15.419

5.  Antimicrobial activity of four essential oils against pigmenting Pseudomonas fluorescens and biofilmproducing Staphylococcus aureus of dairy origin.

Authors:  Francesca Pedonese; Filippo Fratini; Luisa Pistelli; Federica Maria Porta; Pierluigi Di Ciccio; Roberto Fischetti; Barbara Turchi; Roberta Nuvoloni
Journal:  Ital J Food Saf       Date:  2017-12-11

6.  Eutypellenoids A⁻C, New Pimarane Diterpenes from the Arctic Fungus Eutypella sp. D-1.

Authors:  Hao-Bing Yu; Xiao-Li Wang; Wei-Heng Xu; Yi-Xin Zhang; Yi-Sen Qian; Jian-Peng Zhang; Xiao-Ling Lu; Xiao-Yu Liu
Journal:  Mar Drugs       Date:  2018-08-16       Impact factor: 5.118

7.  Antimicrobial and anti-biofilm activity of manuka essential oil against Listeria monocytogenes and Staphylococcus aureus of food origin.

Authors:  Francesca Pedonese; Eleonora Longo; Beatrice Torracca; Basma Najar; Filippo Fratini; Roberta Nuvoloni
Journal:  Ital J Food Saf       Date:  2022-02-22

Review 8.  Progress in the discovery of treatments for C. difficile infection: A clinical and medicinal chemistry review.

Authors:  Lissa S Tsutsumi; Yaw B Owusu; Julian G Hurdle; Dianqing Sun
Journal:  Curr Top Med Chem       Date:  2014       Impact factor: 3.295

  8 in total

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