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Dive into the research topics where Ikunori Sakamoto is active.

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Featured researches published by Ikunori Sakamoto.


Chemosphere | 1986

Determination of PCQS by HPLC and its application to the analysis of Yusho patient blood and toxic rice oil and to the distribution of synthetic PCQS in mice

Akihumi Mochiike; Takeshi Matsuo; Hisayuki Kanamori; Nobuhiko Hoshita; Ikunori Sakamoto

An excellent separation of six PCQ skeletal isomers was achieved by HPLC. This method was applied to the analysis of Yusho patient blood, toxic rice oil causing Yusho and various tissues and feces of mice dosed with synthetic PCQs.


Chemical & Pharmaceutical Bulletin | 1977

Application of 13C NMR Spectroscopy to Chemistry of Natural Glycosides : Rebaudioside-C, a New Sweet Diterpene Glycoside of Stevia rebaudiana

Ikunori Sakamoto; Kazuo Yamasaki; Osamu Tanaka


Chemical & Pharmaceutical Bulletin | 1977

Application of 13C NMR Spectroscopy to Chemistry of Plant Glycosides : Rebaudiosides-D and -E, New Sweet Diterpene-Glucosides of Stevia rebaudiana BERTONI

Ikunori Sakamoto; Kazuo Yamasaki; Osamu Tanaka


Chemical & Pharmaceutical Bulletin | 1982

Xanthone Glucosides of Swertia japonica MAKINO and a Related Plant : Structure of a New Glucoside, Isoswertianolin and Structure Revision of Swertianolin and Norswertianolin

Ikunori Sakamoto; Takashi Tanaka; Osamu Tanaka; Tsuyoshi Tomimori


Yakugaku Zasshi-journal of The Pharmaceutical Society of Japan | 1975

[Quantitative analysis of stevioside (author's transl)].

Ikunori Sakamoto; Hiroshi Kohda; Kuniko Murakami; Osamu Tanaka


Chemical & Pharmaceutical Bulletin | 1984

Studies on the Mutagenicity of Swertiae Herba. I. Identification of the Mutagenic Components

Hisayuki Kanamori; Ikunori Sakamoto; Mari Mizuta; Kazuhisa Hashimoto; Osamu Tanaka


Yakugaku Zasshi-journal of The Pharmaceutical Society of Japan | 1975

Quantitative Analysis of Dammarane Type Saponins of Ginseng and Its Application to the Evaluation of the Commercial Ginseng Tea and Ginseng Extract

Ikunori Sakamoto; Kazuyoshi Morimoto; Osamu Tanaka


Chemical & Pharmaceutical Bulletin | 1986

Further study on mutagenic furoquinoline alkaloids of dictamni radicis cortex: isolation of skimmianine and high-performance liquid chromatographic analysis.

Hisayuki Kanamori; Ikunori Sakamoto; Mari Mizuta


Chemical & Pharmaceutical Bulletin | 1983

Application of High Performance Liquid Chromatography and Field Desorption Mass Spectroscopy to Separative Analysis of Bitter Secoiridoid Glucosides of Swertiae Herba

Ikunori Sakamoto; Kazuyoshi Morimoto; Osamu Tanaka; Hiroyuki Inouye


Chemical & Pharmaceutical Bulletin | 1986

Studies on the mutagenicity of swertiae herba. III. Components which become mutagenic on nitrite treatment.

Hisayuki Kanamori; Ikunori Sakamoto; Mari Mizuta; Osamu Tanaka

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Shoji Yahara

Tokyo Medical and Dental University

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