1. Bioactivity and antibacterial effect of star anise biosynthesized silver nanoparticles against Streptococcus mutans: an in vitro study.
- Author
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Elchaghaby, Marwa Aly, Rashad, Sayed, and Wassef, Nada Mohamed
- Subjects
CAVITY prevention ,ANTIBIOTICS ,IN vitro studies ,HIGH performance liquid chromatography ,MICROBIAL sensitivity tests ,STREPTOCOCCUS mutans ,PHARMACEUTICAL chemistry ,DESCRIPTIVE statistics ,PHYTOCHEMICALS ,PLANT extracts ,SILVER ,GAS chromatography ,DOSE-effect relationship in pharmacology ,MASS spectrometry ,ANTIOXIDANTS ,STREPTOCOCCAL diseases ,DATA analysis software ,NANOPARTICLES ,PHARMACODYNAMICS - Abstract
Background: Silver nanoparticles (AgNPs) are receiving a lot of attention as a prospective antibacterial agent for use in caries prevention. The objective of this study was to investigate the bioactivity and antibacterial effect of silver nanoparticles biosynthesized using Star Anise against Streptococcus mutans (S.mutans). Methods: The bioactive components of the Star Anise were assessed by employing the gas chromatography-mass spectrometry technique. The antibacterial activities of Star Anise Biosynthesized Silver Nanoparticles against S.mutans bacteria were evaluated using Bauer and Kirby's disc diffusion mechanism and the minimum inhibitory concentration. Results: Silver nanoparticles biosynthesized using Star Anise revealed high antioxidant activity. AgNPs inhibited S. mutans with a 16 mm inhibition zone diameter and demonstrated an 80 µg/ml minimum inhibitory concentration. Conclusions: Biologically synthesized AgNPs made from aqueous extract of Star anise appear to be a potential and effective bactericidal agent against S.mutans that can be used to prevent dental caries. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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