Author pages are created from data sourced from our academic publisher partnerships and public sources.
- Publications
- Influence
Fucoxanthin and Its Metabolites in Edible Brown Algae Cultivated in Deep Seawater
Three metabolites of fucoxanthin were isolated from a brown alga, Scytosiphon lomentaria, and the structure of a new compound was determined by NMR. The content of fucoxanthin, a biologically active… Expand
Mechanism of potent antiperoxidative effect of capsaicin.
- K. Kogure, S. Goto, +6 authors H. Terada
- Chemistry, Medicine
- Biochimica et biophysica acta
- 10 October 2002
The effect of a pungent ingredient of red pepper, capsaicin, on lipid peroxidation of rat liver mitochondria (RLM) induced by ADP/Fe(2+) was studied. Capsaicin inhibited the lipid peroxidation… Expand
High-field FT NMR application of Mosher's method. The absolute configurations of marine terpenoids
- I. Ohtani, T. Kusumi, Y. Kashman, H. Kakisawa
- Chemistry
- 1 May 1991
Structures of new plastoquinones from the brown alga Sargassum serratifolium
- T. Kusumi, Y. Shibata, Midori O. Ishitsuka, T. Kinoshita, H. Kakisawa
- Chemistry
- 5 March 1979
The structures of sargaquinoic acid and sargaquinal, new plastoquinones isolated from the brown alga Sargassum serratifolium, were elucidated as 1a and 2.
An allelopathic fatty acid from the brown alga Cladosiphon okamuranus
- H. Kakisawa, F. Asari, +5 authors Mitsuo Chiharai
- Biology
- 1988
Abstract An allelopathic substance was isolated from the methanol extract of the brown alga, Cladosiphon okamuranus . Extraction and purification of the active substance was monitored by bioassays… Expand
Absolute configurations of marine diterpenes possessing a xenicane skeleton. An application of an advanced mosher's method
- I. Ohtani, T. Kusumi, Midori O. Ishitsuka, H. Kakisawa
- Chemistry
- 1989
By means of Mosher's method using 1H NMR spectroscopy at 500 MHz the absolute configurations of marine diterpenes, 7 and 8, have been elucidated.
Anti-Helicobacter pylori compounds from Santalum album.
- Toshimasa Ochi, H. Shibata, T. Higuti, K. Kodama, T. Kusumi, Y. Takaishi
- Biology, Medicine
- Journal of natural products
- 1 June 2005
Six new sesquiterpenes, (Z)-2beta-hydroxy-14-hydro-beta-santalol (1), (Z)-2alpha-hydroxy-albumol (2), 2R-(Z)-campherene-2,13-diol (3), (Z)-campherene-2beta,13-diol (4), (Z)-7-hydroxynuciferol (5),… Expand
Aliphatic sulfates released from Daphnia induce morphological defense of phytoplankton: isolation and synthesis of kairomones
- Ko Yasumoto, Akinori Nishigami, +4 authors T. Ooi
- Chemistry
- 11 July 2005
Abstract Six aliphatic sulfates, kairomones released from a crustacean Daphnia pulex induce morphological changes of phytoplankton Scenedesmus gutwinskii at ppb (10 −9 g/mL) concentrations.
A new aspect of the high-field NMR application of Mosher's method. The absolute configuration of marine triterpene sipholenol A
- I. Ohtani, T. Kusumi, Y. Kashman, H. Kakisawa
- Chemistry
- 1 February 1991
These results indicate that the high-field NMR application of Mosher's method may not work for a compound that possesses a sterically hindered secondary hydroxy group and that the problem can be… Expand
Absolute configurations of cytotoxic marine cembranolides; Consideration of mosher's method
- T. Kusumi, I. Ohtani, Y. Inouye, H. Kakisawa
- Chemistry
- 1988
Abstract Stereochemistry of the cembranolides 1 and 5 , isolated from the soft coral Sinularia mayi , has been elucidated by means of 2D NMR spectroscopy and X-ray crystallography. The absolute… Expand