| 摘要 |
PURPOSE: An asiasarum sieboldi extract having antibacterial activity, and an antibacterial composition containing thereof are provided to dip asiasarum sieboldi powder in methanol for extracting and filtering. CONSTITUTION: An asiasarum sieboldi extract having antibacterial activity is obtained by the following steps: mixing methanol with asiasarum sieboldi as an extraction solvent; filtering and removing the solvent from the asiasarum sieboldi methanol extract; decompress concentrating the asiasarum sieboldi methanol extract; freeze-drying the concentrated asiasarum sieboldi methanol extract, and dissolving in distilled water; adding organic acid selected from n-hexane, chloroform, ethyl acetate, or n-butanol to the dissolved asiasarum sieboldi extract, and stirring; settling the mixture until a distilled layer and an organic solvent layer are separated; and collecting the organic solvent layer from the asiasarum sieboldi extract.
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