About TAKAYAMA H
About Chiba Univ., Chiba, JPN
About Chemical and Pharmaceutical Bulletin
About indole alkaloid
About Mitragyna speciosa
About Alkaloids
About Plant biochemistry
About Crude drugs in general
About アカネ科
About 植物
About Mitragyna
About 鎮痛
About インドールアルカロイド
About 化学
About 薬理学