Antimicrobial Activities and Some Flavonoids in Extracts of Some Medicinal Plants

Indian Journal of Pharmaceutical Education and Research

  • Izzet Şener1Department of Food Engineering, Faculty of Engineering and Architecture, Kastamonu University, TURKEY.
  • Mahmut Gür2Department of Forest Industrial Engineering, Faculty of Forestry, Kastamonu University, TURKEY.
  • Didem Verep2Department of Forest Industrial Engineering, Faculty of Forestry, Kastamonu University, TURKEY.
  • Kerim Güney3Department of Forest Engineering, Faculty of Forestry, Kastamonu University, TURKEY;.
  • Ergin Murat Altuner4Faculty of Science-Arts, Department of Biology, Kastamonu University, TURKEY.

Volume 51 Issue 3s1 Pages s234-s238

DOI: 10.5530/ijper.51.3s.20

Abstract

Origanum majorana, Melissa officinalis, Anthemis cotula and Avena sativa were extracted by using 65% ethanol to isolate their active constituents. The antimicrobial activities of extracts were investigated against 15 microorganisms by using the disk diffusion method, MIC (Minimum Inhibitory Concentration), MBC (Minimum Bactericidal Concentration) and MFC (Minimal Fungicidal Concentration) tests. Furthermore, the presence of some flavonoids were analyzed by using HPLC. It was determined flavonoids in the extracts of O. majorana, M. officinalis, A. cotula and A. sativa. As a results it was observed that O. majorana was active against Staphylococcus aureus, Enterococcus faecium, Enterococcus faecalis, Salmonella typhimurium and Pseudomonas aeruginosa, where M. officinalis was active against Enterococcus faecium and Enterococcus faecalis. On the other hand, both A. cotula and A. sativa were observed to be active against Enterococcus faecium. The extracts of plant samples showed antibacterial activity against tested microorganisms at different levels.

Keywords

  • Origanum majorana
  • Melissa officinalis
  • Anthemis cotula
  • Avena sativa
  • Antimicrobial activity
  • Flavonoid
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