Zobrazeno 1 - 10
of 453
pro vyhledávání: '"Harukuni Tokuda"'
Autor:
Jun-ichiro Hattan, Kazutoshi Shindo, Tetsuya Sasaki, Fumina Ohno, Harukuni Tokuda, Kazuhiko Ishikawa, Norihiko Misawa
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-12 (2018)
Abstract Seven cDNA clones encoding terpene synthases (TPSs), their structures closely related to each other, were isolated from the flower of Camellia hiemalis (‘Kantsubaki’). Their putative TPS proteins were phylogenetically positioned in a sol
Externí odkaz:
https://doaj.org/article/252dfb07c29a4a1380ca3637f850e978
Publikováno v:
Marine Drugs, Vol 10, Iss 6, Pp 1391-1399 (2012)
Astaxanthin captured peroxynitrite to form nitroastaxanthins. 15-Nitroastaxanthin was a major reaction product of astaxanthin with peroxynitrite. Here, the anti-oxidative, anti-tumor-promoting, and anti-carcinogensis activities of 15-nitroastaxanthin
Externí odkaz:
https://doaj.org/article/988d1163382249dbb2091d712aced7e9
Autor:
Sherief Khalifa, Shabana Khan, Harukuni Tokuda, Takao Konoshima, Jordan K. Zjawiony, Hesham Fahmy
Publikováno v:
Marine Drugs, Vol 4, Iss 2, Pp 28-36 (2006)
Abstract: In the course of our continuing research in development and evaluation of novel skin cancer chemopreventive agents from marine sources, five semi-synthetic cembranoids derived from the marine natural product sarcophine, isolated from the so
Externí odkaz:
https://doaj.org/article/c909044d2c6947328e2ed8105d183548
Biological Activities of Flavonoids from the Wood Extract of Artocarpus heterophyllus L. (Jackfruit)
Autor:
Hiroyuki Akazawa, Motohiko Ukiya, Toshihiro Akihisa, Harukuni Tokuda, Takuro Shinozaki, Makoto Fukatsu, Manosroi Jiradej
Publikováno v:
The Natural Products Journal. 10:216-225
Background: Artocarpus heterophyllus L. (Jackfruit) has been used traditionally as treatment for inflammation and cancer. The aim of this study was to isolate compounds from A. heterophyllus wood extract and evaluate their biological activities such
Publikováno v:
Phytochemistry Letters. 20:172-176
A study of the chemical constituents obtained from twigs of Melicope lunu-ankenda (Gaertn.) T.G. Hartley (Rutaceae) led to the isolation and structure elucidation of two new coumarins, 7-(4-hydroxy-3-methylbutanoxy) coumarin and 7-(3-methyl-4-carboxy
Publikováno v:
Natural product communications. 11(9)
From the roots of Acronychia pedunculata (L.) Miq. (Rutaceae) collected in Taiwan, six known and three new acetophenones have been isolated. The new compounds were named acrophenones D (1), E (2), and F (3). Of the acetophenones isolated in this stud
Autor:
Marvin J. Núñez, Morena L. Martínez, Ryo Tokuda, Isabel L. Bazzocchi, Eiichiro Ichiishi, Marvin Chavez-Sifontes, Cristina R. Mendoza, Ignacio A. Jiménez, Harukuni Tokuda
Publikováno v:
European Journal of Medicinal Chemistry. 111:95-102
Inhibition of tumour promotion in multistage chemical carcinogenesis is considered a promising strategy for cancer chemoprevention. In an ongoing investigation of bioactive secondary metabolites from Celastraceae species, five new dihydro-β-agarofur
Autor:
Harukuni Tokuda, Hiroshi Nagai, Kazuhiro Irie, Ryo C. Yanagita, Masayuki Kikumori, Kiyotake Suenaga
Publikováno v:
Bioscience, Biotechnology, and Biochemistry. 80:221-231
Aplog-1 is a simplified analog of debromoaplysiatoxin (DAT) with potent tumor-promoting and proinflammatory activities. Aplog-1 and DAT exhibited anti-proliferative activities against several human cancer cell lines, whereas aplog-1 did not have tumo
Autor:
Masataka Itoigawa, Kikuko Miyabe, Choudhury M. Hasan, Harukuni Tokuda, Takuya Matsui, Mohammad A. Rashid, Chihiro Ito
Publikováno v:
Phytochemistry. 175:112376
Three undescribed isoflavones, derriscandenon A, B, and C, together with seven known isoflavones were isolated and structurally characterized during a study of the chemical constituents in the leaves of Derris scandens (Roxb.) Benth (Leguminosae, Fab
Autor:
Kazuhiko Ishikawa, Norihiko Misawa, Jun-ichiro Hattan, Tetsuya Sasaki, Harukuni Tokuda, Fumina Ohno, Kazutoshi Shindo
Publikováno v:
Scientific Reports, Vol 8, Iss 1, Pp 1-12 (2018)
Scientific Reports
Scientific Reports
Seven cDNA clones encoding terpene synthases (TPSs), their structures closely related to each other, were isolated from the flower of Camellia hiemalis (‘Kantsubaki’). Their putative TPS proteins were phylogenetically positioned in a sole clade w