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AssigneesNational Institute of Advanced Industrial Science and Technology, Nisshin Seifun Group Inc., Oriental Yeast Co., Ltd.
InventorsKatsutaka OISHI, Koyomi MIYAZAKI, Yoshiaki ONISHI, Tatsunosuke TOMITA, Nanako ITOH, Shinichi FUKUDOME, Keiko TANAKA, Yosuke KIKUCHI, Kenji KASUYA
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Disclosed are a method of preparation and method of application of a circadian rhythm regulatory agent having as an active ingredient an alkylresorcinol represented by general formula (I) below and a circadian rhythm regulatory agent containing as an active ingredient an alkylresorcinol-containing extract from a cereal or a nut containing an alkylresorcinol of the following general formula (I). In the following general formula (I), R1 is a saturated or unsaturated alkyl group; and R2 is hydrogen or methyl. In general formula (I), R1 is preferably at the para-position with respect to R2, and R1 is preferably a saturated or unsaturated alkyl group having 15 to 27 carbon atoms. [Chem. 1]
A method of regulating the circadian rhythm of a mammal, comprising steps of:
A method of preparing a pharmaceutical composition, the pharmaceutical composition comprising as an active ingredient a plant extract comprising an alkylresorcinol represented by general formula (1):
Dependencies are inferred from the claim text.