| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a safe and effective carcinogenesis prophylactic agent in relation to the carcinogenesis prophylactic agent comprising a triterpentene based compound or a sterol based compound. <P>SOLUTION: The invention relates to the prophylactic for carcinogenesis containing at least one selected from 20(21)-dehydrolucidenic acid A, methyl 20(21)-dehydrolucidenate A, 20-hydroxylucidenic acid D<SB>2</SB>, 20-hydroxylucidenic acid F, 20-hydroxylucidenic acid E<SB>2</SB>, 20-hydroxylucidenic acid N, 20-hydroxylucidenic acid P, methyl lucidenate C, ganoderic acid DM, ganodermanondiol, ganolactone A, 9α-hydroxy-1, 2, 3, 4, 5, 10, 19-heptanor-ergosta-7, 22-diene-6, 9-lactone, ergosterol, 5, 6-dihydroergosterol, (24S)-ergost-7-en-3β-ol, ergosterol peroxide and 9 (11)-dehydroergosterol peroxide. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
