| http://www.w3.org/ns/prov#value | - Moreover, it has also been known that Kumazasa extract contains phenylpropanoids such as coumaric acid, ferulic acid, coffeic acid and vanillin, 3-hydroxypyridine and the like, and a mixture of these shows an antimicrobial activity against Escherichia coli, Staphylococcus aureus and Pseudomonas aeruginosa (Patent Document 4).
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