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Antimicrobial activity of prenylflavanones
S G Dastidar1, S K Mahapatra, K Ganguly
1Division of Microbiology, Department of Pharmaceutical Technology, Jadavpur University, Calcutta 700 032, India. dastidar@cal2.vsnl.net.in
In Vivo (Athens, Greece)
|March 13, 2002
Summary
A novel prenylflavanone, YS06, demonstrates potent antimicrobial activity against various Gram-positive and Gram-negative bacteria. In vivo studies confirmed YS06
Area of Science:
- Natural Products Chemistry
- Microbiology
- Pharmacology
Background:
- Flavanones and prenylflavanones are classes of natural compounds with potential biological activities.
- Screening natural products for antimicrobial properties is crucial for discovering new therapeutic agents.
Purpose of the Study:
- To identify and characterize novel antimicrobial agents from flavanone and prenylflavanone compounds.
- To evaluate the efficacy of the most active compound against a broad spectrum of bacterial pathogens.
Main Methods:
- Preliminary screening of ten compounds (YS01-YS10) against fifteen bacterial strains.
- In vitro susceptibility testing of YS06 using agar dilution to determine minimum inhibitory concentration (MIC).
- In vivo efficacy study in Swiss albino mice challenged with a virulent bacterium.
Main Results:
- YS06 emerged as the most potent antimicrobial agent among the tested compounds.
- YS06 demonstrated significant in vitro activity against 228 bacterial strains, including Staphylococcus aureus, Salmonella, Shigella, and Escherichia coli.
- In vivo studies showed YS06 provided significant protection to mice against bacterial challenge.
Conclusions:
- YS06 is a promising prenylflavanone with broad-spectrum antimicrobial activity.
- Further investigation into YS06 as a potential therapeutic agent is warranted.