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Inhibitory Effects of Water First Extractions of Tea on Digestive Bacteria / 中华医院感染学杂志
Chinese Journal of Nosocomiology ; (24)2006.
Article in Chinese | WPRIM | ID: wpr-594123
ABSTRACT
OBJECTIVE To study the inhibitory effects of the water extractions from ordinary green tea,black tea,chrysanthemum tea,oolong tea and Puer tea on digestive tract bacteria.METHODS Incubating plate with foveolae was used to study the inhibitory effect on Vibrio parahaemolyticus,Escherichia coli,Salmonella and Shigella with the water extractions of the tea.RESULTS It is showed inhibitory effect on V.parahaemolyticus by the first water extraction from ordinary green tea,black tea,chvysanthemum tea,oolong tea and Puer tea.Same effect was also observed to E.coli,Salmonella and Shigella.The green tea and Puer tea showed best inhibitory effects on V.parahaemolyticus,and the inhibitory zone diameter of the first water extraction of 2.5mg/ml teas were 10.6mm and 12.3mm,respectively.CONCLUSIONS The first water extraction of many kinds of the tea showes inhibitory effects on the digestive bacteria.

Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Chinese Journal of Nosocomiology Year: 2006 Type: Article

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Full text: Available Index: WPRIM (Western Pacific) Language: Chinese Journal: Chinese Journal of Nosocomiology Year: 2006 Type: Article