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Items: 1 to 20 of 125

1.

Constituents of rosaceous plants. I. Structure of new triterpenoids from Cowania mexicana.

Konoshima T, Takasaki M, Kozuka M, Haruna M, Ito K, Estes JR, Lee KH.

Chem Pharm Bull (Tokyo). 1993 Sep;41(9):1612-5.

PMID:
8221976
2.

Inhibitory effects of cucurbitane triterpenoids on Epstein-Barr virus activation and two-stage carcinogenesis of skin tumors.

Konoshima T, Takasaki M, Tatsumoto T, Kozuka M, Kasai R, Tanaka O, Nie RL, Tokuda H, Nishino H, Iwashima A.

Biol Pharm Bull. 1994 May;17(5):668-71.

PMID:
7920430
3.

Anti-tumor-promoting activities of triterpenoids from ferns. I.

Konoshima T, Takasaki M, Tokuda H, Masuda K, Arai Y, Shiojima K, Ageta H.

Biol Pharm Bull. 1996 Jul;19(7):962-5.

PMID:
8839970
4.

Triterpene acids from Poria cocos and their anti-tumor-promoting effects.

Akihisa T, Nakamura Y, Tokuda H, Uchiyama E, Suzuki T, Kimura Y, Uchikura K, Nishino H.

J Nat Prod. 2007 Jun;70(6):948-53. Epub 2007 May 9.

PMID:
17488130
5.

Cucurbitane-type triterpenoids from the fruits of Momordica charantia and their cancer chemopreventive effects.

Akihisa T, Higo N, Tokuda H, Ukiya M, Akazawa H, Tochigi Y, Kimura Y, Suzuki T, Nishino H.

J Nat Prod. 2007 Aug;70(8):1233-9. Epub 2007 Aug 9.

PMID:
17685651
6.

Anti-tumor promoting effects of multiflorane-type triterpenoids and cytotoxic activity of karounidiol against human cancer cell lines.

Akihisa T, Tokuda H, Ichiishi E, Mukainaka T, Toriumi M, Ukiya M, Yasukawa K, Nishino H.

Cancer Lett. 2001 Nov 8;173(1):9-14.

PMID:
11578803
7.

Inhibitory effects of cucurbitane triterpenoids on Epstein-Barr virus activation and two-stage carcinogenesis of skin tumor. II.

Konoshima T, Takasaki M, Kozuka M, Nagao T, Okabe H, Irino N, Nakasumi T, Tokuda H, Nishino H.

Biol Pharm Bull. 1995 Feb;18(2):284-7.

PMID:
7742799
8.

Sunpollenol and five other rearranged 3,4-seco-tirucallane-type triterpenoids from sunflower pollen and their inhibitory effects on Epstein-Barr virus activation.

Ukiya M, Akihisa T, Tokuda H, Koike K, Kimura Y, Asano T, Motohashi S, Nikaido T, Nishino H.

J Nat Prod. 2003 Nov;66(11):1476-9.

PMID:
14640522
9.

New cinnamylphenols from Dalbergia species with cancer chemopreventive activity.

Ito C, Itoigawa M, Kanematsu T, Ruangrungsi N, Higashihara H, Tokuda H, Nishino H, Furukawa H.

J Nat Prod. 2003 Dec;66(12):1574-7.

PMID:
14695799
10.

Bioactive triterpenoids from the stem bark of Picea glehni.

Tanaka R, Kinouchi Y, Tokuda H, Nishino H, Matsunaga S.

Planta Med. 2000 Oct;66(7):630-4.

PMID:
11105568
11.

Cancer chemopreventive effects of cycloartane-type and related triterpenoids in in vitro and in vivo models.

Kikuchi T, Akihisa T, Tokuda H, Ukiya M, Watanabe K, Nishino H.

J Nat Prod. 2007 Jun;70(6):918-22. Epub 2007 May 16.

PMID:
17503850
12.

Inhibitory effects of cucurbitane glycosides and other triterpenoids from the fruit of Momordica grosvenori on epstein-barr virus early antigen induced by tumor promoter 12-O-tetradecanoylphorbol-13-acetate.

Ukiya M, Akihisa T, Tokuda H, Toriumi M, Mukainaka T, Banno N, Kimura Y, Hasegawa J, Nishino H.

J Agric Food Chem. 2002 Nov 6;50(23):6710-5.

PMID:
12405766
13.

Sesquiterpenes from Maytenus jelskii as potential cancer chemopreventive agents.

Perestelo NR, Jiménez IA, Tokuda H, Hayashi H, Bazzocchi IL.

J Nat Prod. 2010 Feb 26;73(2):127-32. doi: 10.1021/np900476a.

PMID:
20146433
14.

Anti-tumor-promoting effects of 25-methoxyporicoic acid A and other triterpene acids from Poria cocos.

Akihisa T, Uchiyama E, Kikuchi T, Tokuda H, Suzuki T, Kimura Y.

J Nat Prod. 2009 Oct;72(10):1786-92. doi: 10.1021/np9003239.

PMID:
19746919
15.

Cancer chemopreventive activity of oleanane-type triterpenoids from the stem bark of Betula ermanii.

Yamaguchi C, In Y, Wada S, Yamada T, Tokuda H, Tanaka R.

Chem Biodivers. 2009 Jul;6(7):1093-100. doi: 10.1002/cbdv.200800266.

PMID:
19623559
16.

Anti-tumor promoting activity of polyphenols from Cowania mexicana and Coleogyne ramosissima.

Ito H, Miyake M, Nishitani E, Mori K, Hatano T, Okuda T, Konoshima T, Takasaki M, Kozuka M, Mukainaka T, Tokuda H, Nishino H, Yoshida T.

Cancer Lett. 1999 Aug 23;143(1):5-13.

PMID:
10465331
17.

Chemical constituents of Calophyllum brasiliense. 2. Structure of three new coumarins and cancer chemopreventive activity of 4-substituted coumarins.

Ito C, Itoigawa M, Mishina Y, Filho VC, Enjo F, Tokuda H, Nishino H, Furukawa H.

J Nat Prod. 2003 Mar;66(3):368-71.

PMID:
12662094
18.

Absolute configuration of sesquiterpenes from Crossopetalum tonduzii and their inhibitory effects on Epstein-Barr virus early antigen activation in Raji cells.

Jiménez IA, Bazzocchi IL, Núñez MJ, Mukainaka T, Tokuda H, Nishino H, Konoshima T, Ravelo AG.

J Nat Prod. 2003 Aug;66(8):1047-50.

PMID:
12932121
19.

Inhibitory effects of dihydroagarofuran sesquiterpenes on Epstein-Barr virus activation.

Takaishi Y, Ujita K, Tokuda H, Nishino H, Iwashima A, Fujita T.

Cancer Lett. 1992 Jul 31;65(1):19-26. Erratum in: Cancer Lett 1992 Dec 24;67(2-3):215.

PMID:
1324784
20.

Anti-inflammatory and anti-tumor-promoting effects of cucurbitane glycosides from the roots of Bryonia dioica.

Ukiya M, Akihisa T, Yasukawa K, Tokuda H, Toriumi M, Koike K, Kimura Y, Nikaido T, Aoi W, Nishino H, Takido M.

J Nat Prod. 2002 Feb;65(2):179-83.

PMID:
11858752

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