| 摘要 |
PROBLEM TO BE SOLVED: To obtain an antitumor agent which is useful as a chemical preventing agent capable of expressing actions for controlling cancers, especially oral cancers and large intestine cancer by including specific one kind of flavonoid as an active ingredient. SOLUTION: This antitumor agent contains morin, a kind of flavonoid, as an active ingredient. The morin is one of naturally existing flavonoids, and can be available as a commercial product and then used. For example, the morin is compounded with a binder in a rate of morin 10 mg/pellet, processed into pellet-like tablets by a conventional method, and then used as the antitumor agent. Thus, the antitumor agent can be provided as a chemical preventing agent having actions for especially controlling tongue cancer and large intestine tumor, and the application of the antitumor agent to man can be expected because of having no toxicity.
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