Keyword :Bamboo extract , S 妙 彑 卿 coccus aureus ,∫舵 ptococcus mutans ,( ) andida albicans , Antibacterial activity , MIC , MBC The study investigated bamboo extract , which was djstilled at 200℃ under a reduced pressure of 20 mmHg , as an antibacterial agent or disinfectant for dental use . Antibacterlal and bactericidal activities of the bamb(,o extract against Stal ) hyloco ( :cus aureus ( S. aureus ) , Streptococcus mu 彦 ans ( S. mzatans ) and Candida albicans ( C. albic α ns ) were examined

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... by measuring MIC ( minimum inhibitory concentration )and MBC ( minimum bactericidal concen − trat{ on ) , respectlvely , Then the bamboo extract was tested for tox1cjty when administered orally to mice at a dosage of 2000 mg / kg 、 The MIC of the bamboo extract was 5 % , 0. 625% and 2 . 5 % against S. aureus ,∫. mutan . s and C .α-bicans , respectively . The bactericidal activity was confirmed by MBC , which was nearly cqual to the MIC , against these mlcroorganism , The 5 % bamboo extract exhibited a marked antibacterial arld bactericidai activity against these microorganism . The bamboo extract contained more than 40 components , which were mainly Furans or Phenols. All of the mice were in normal health before and after the toxicjty tests , There was Ilo detectable amount of arsenic , lead or mercury in the bamboo extract . These results suggest that the bamboo extract can be used safely as an antibacterial agent or disinfectant comparable to conventional compounds used for those purpose .