Journal of Korean society of Dental Hygiene (한국치위생학회지)

Korean Society of Dental Hygiene (한국치위생학회)
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Antibacterial activities against oral microbes by Yam extract

마 추출물의 구강병 원인균에 대한 항균력

  • Jung, Gi-Ok (Department of Dental Hygiene, Daegu Health College)
  • 정기옥 (대구보건대학 치위생과)
  • Published : 2007.07.30
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Abstract

Yam was stepwise extracted with hexane, chloroform, ethyl acetate, butanol, and water. Antibacterial activity of each extract was investigated. 1. Methanol extract of Yam was examed against to antibacterial effects on S. mutans KCTC 5316, P. gingivalis KCTC 5352, S. aureus KCTC 1927 by means of agar diffusion method. 2. The methanol extract of Yam was showed very powerfull antibacterial activity on S. mutans, but not showed on P. gingivalis, and S. aureus. 3. The MIC of Yam hexane fraction was 0.25 mg/ml for S. mutans KCTC 5316. 4. The Yam hexane fraction strong inhibited the growth of S. mutans, in the culture medium at concentration of 0.25 mg/ml.

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