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Research Output 1998 2019

  • 6790 Citations
  • 49 h-Index
  • 130 Article
  • 1 Chapter
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Article
2001
28 Citations (Scopus)

Anticlastogenic activity of cacao: Inhibitory effect of cacao liquor polyphenols against mitomycin C-induced DNA damage

Yamagishi, M., Osakabe, N., Natsume, M., Adachi, T., Takizawa, T., Kumon, H. & Osawa, T., 2001, In : Food and Chemical Toxicology. 39, 12, p. 1279-1283 5 p.

Research output: Contribution to journalArticle

chocolate liquor
mitomycin
antimutagenic activity
Polyphenols
Mitomycin
28 Citations (Scopus)

Anticlastogenic activity of cacao: inhibitory effect of cacao liquor polyphenols against mitomycin C-induced DNA damage.

M., Y., N, O., M., N., T., A., T., T., H., K., T., O. & Osakabe, N., 2001 Dec 1, In : Food Chem. Toxicol.. 39, p. 1279-1283

Research output: Contribution to journalArticle

Antioxidative polyphenols in Theobroma cacao

N, O., N., O., M., N., A., Y., T., T., T., H., T., Y., T., O., K., K. & Osakabe, N., 2001 Apr 1, In : Default journal.

Research output: Contribution to journalArticle

20 Citations (Scopus)

Cacao liquor polyphenols reduce oxidative stress without maintaining alpha-tocopherol levels in rats fed a vitamin E-deficient diet.

N, O., M., Y., T., T., T., O. & Osakabe, N., 2001 Jan 1, In : Lipids.. 36, p. 67-71

Research output: Contribution to journalArticle

20 Citations (Scopus)

Cacao liquor polyphenols reduce oxidative stress without maintaining α-tocopherol levels in rats fed a vitamin E-deficient diet

Yamagishi, M., Osakabe, N., Takizawa, T. & Osawa, T., 2001, In : Lipids. 36, 1, p. 67-71 5 p.

Research output: Contribution to journalArticle

chocolate liquor
Oxidative stress
Tocopherols
Polyphenols
Nutrition
108 Citations (Scopus)

Daily cocoa intake reduces the susceptibility of low-density lipoprotein to oxidation as demonstrated in healthy human volunteers

Osakabe, N., Baba, S., Yasuda, A., Iwamoto, T., Kamiyama, M., Takizawa, T., Itakura, H. & Kondo, K., 2001, In : Free Radical Research. 34, 1, p. 93-99 7 p.

Research output: Contribution to journalArticle

Cocoa
LDL Lipoproteins
Powders
Oxidation
Sugars
108 Citations (Scopus)

Daily cocoa intake reduces the susceptibility of low-density lipoprotein to oxidation as demonstrated in healthy human volunteers.

N, O., S., B., A., Y., T., I., M., K., T., T., K., K., H., I. & Osakabe, N., 2001 Jan 1, In : Free Radic. Res.. 34, p. 93-99

Research output: Contribution to journalArticle

168 Citations (Scopus)

In vivo comparison of the bioavailability of (+)-catechin, (-)-epicatechin and their mixture in orally administered rats

Baba, S., Osakabe, N., Natsume, M., Muto, Y., Takizawa, T. & Terao, J., 2001, In : Journal of Nutrition. 131, 11, p. 2885-2891 7 p.

Research output: Contribution to journalArticle

epicatechin
catechin
bioavailability
metabolites
rats
4 Citations (Scopus)

The inhibitory effect of cacao liquor crude polyphenols (CLP) on experimental arteriosclerosis with calcification in rat soft tissue

Horiuchi, M., Osakabe, N., Takizawa, T. & Seyama, Y., 2001, In : Journal of Health Science. 47, 2, p. 208-212 5 p.

Research output: Contribution to journalArticle

Polyphenols
Vitamin E
Rats
Tissue
Nutrition
4 Citations (Scopus)

The inhibitory effect of cacao liquor crude polyphenols (CLP) on experimental arteriosclerosis with calcification in rat soft tissue.

M., H., N, O., T., T., Y., S. & Osakabe, N., 2001 Mar 1, In : J. Health Sci.. 47, p. 208-212

Research output: Contribution to journalArticle

2000

Absorption and Urinary Excretion of (-)-Epicatechin after Administration of Different Levels of Cocoa Powder or (-)-Epicatechin in Rats.

S., B., N, O., M, N., Y., M., T., T., J., T. & Osakabe, N., 2000 Dec 1, In : J. Agric. Food Chem.. 49, p. 6050-6056

Research output: Contribution to journalArticle

173 Citations (Scopus)

Analyses of Polyphenols in Cacao Liquor, Cocoa, and Chocolate by Normal-Phase and Reversed-Phase HPLC

Natsume, M., Osakabe, N., Yamagishi, M., Takizawa, T., Nakamura, T., Miyatake, H., Hatano, T. & Yoshida, T., 2000 Dec, In : Bioscience, Biotechnology and Biochemistry. 64, 12, p. 2581-2587 7 p.

Research output: Contribution to journalArticle

chocolate liquor
Cocoa
cocoa (beverage)
Catechin
Polyphenols
173 Citations (Scopus)

Analyses of polyphenols in cacao liquor, cocoa, and chocolate by normal- phase and reversed-phase HPLC.

M, N., N, O., M., Y., T., T., T., N., H., M., T., H., T., Y. & Osakabe, N., 2000 Dec 1, In : Biosci. Biotechnol. Biochem.. 33, p. 2581-2587

Research output: Contribution to journalArticle

35 Citations (Scopus)

Antimutagenic activity of cacao: Inhibitory effect of cacao liquor polyphenols on the mutagenic action of heterocyclic amines

Yamagishi, M., Natsume, M., Nagaki, A., Adachi, T., Osakabe, N., Takizawa, T., Kumon, H. & Osawa, T., 2000, In : Journal of Agricultural and Food Chemistry. 48, 10, p. 5074-5078 5 p.

Research output: Contribution to journalArticle

chocolate liquor
heterocyclic amines
antimutagenic activity
Polyphenols
Amines
35 Citations (Scopus)

Antimutagenic activity of cacao: inhibitory effect of cacao liquor polyphenols on the mutagenic action of heterocyclic amines.

M., Y., M., N., A., N., T., A., N, O., T., T., H., K., T., O. & Osakabe, N., 2000 Oct 1, In : J..Agric. Food Chem.. 48, p. 5074-5078

Research output: Contribution to journalArticle

28 Citations (Scopus)

Antioxidant effects of polyphenols in chocolate on low-density lipoprotein both in vitro and ex vivo

Hirano, R., Osakabe, N., Iwamoto, T., Matsumoto, A., Natsume, M., Takizawa, T., Igarashi, O., Itakura, H. & Kondo, K., 2000, In : Journal of Nutritional Science and Vitaminology. 46, 4, p. 199-204 6 p.

Research output: Contribution to journalArticle

chocolate
low density lipoprotein
chocolate liquor
polyphenols
antioxidants
28 Citations (Scopus)

Antioxidant effects of polyphenols in chocolate on low-density lipoprotein both in vitro and ex vivo.

R., H., N, O., A, I., A, M., M., N., T., T., O., I., K., K., H., I. & Osakabe, N., 2000 Aug 1, In : J. Nutr. Sci. Vitaminol.. 46, p. 199-204

Research output: Contribution to journalArticle

8 Citations (Scopus)

Antioxidative polyphenolic substances in cacao liquor

Osakabe, N., Yamagishi, M., Natsume, M., Takizawa, T., Nakamura, T. & Osawa, T., 2000, In : ACS Symposium Series. 754, p. 88-101 14 p.

Research output: Contribution to journalArticle

Cocoa
Glycosides
Oxidative stress
Catechin
Vitamins
198 Citations (Scopus)

Bioavailability of (-)-epicatechin upon intake of chocolate and cocoa in human volunteers

Baba, S., Osakabe, N., Yasuda, A., Natsume, M., Takizawa, T., Nakamura, T. & Terao, J., 2000, In : Free Radical Research. 33, 5, p. 635-641 7 p.

Research output: Contribution to journalArticle

Cocoa
Catechin
Metabolites
Plasmas
Glucuronides
198 Citations (Scopus)

Bioavailability of (-)-epicatechin upon intake of chocolate and cocoa in human volunteers.

S., B., N, O., A, Y., M., N., T., T., T., N., J., T. & Osakabe, N., 2000 Nov 1, In : Free Radic. Res.. 33, p. 635-641

Research output: Contribution to journalArticle

70 Citations (Scopus)

Cocoa powder enhances the level of antioxidative activity in rat plasma

Baba, S., Osakabe, N., Natsume, M., Yasuda, A., Takizawa, T., Nakamura, T. & Terao, J., 2000, In : British Journal of Nutrition. 84, 5, p. 673-680 8 p.

Research output: Contribution to journalArticle

70 Citations (Scopus)

Cocoa powder enhances the level of antioxidative activity in rat plasma.

S, B., N, O., M., N., A., Y., T, T., T., N., J., T. & Osakabe, N., 2000 Jan 1, In : Br. J. Nutr.. 84, p. 673-680

Research output: Contribution to journalArticle

33 Citations (Scopus)

Effects of cacao liquor polyphenols on the susceptibility of low-density lipoprotein to oxidation in hypercholesterolemic rabbits.

Osakabe, N., Natsume, M., Adachi, T., Yamagishi, M., Hirano, R., Takizawa, T., Itakura, H. & Kondo, K., 2000, In : Journal of Atherosclerosis and Thrombosis. 7, 3, p. 164-168 5 p.

Research output: Contribution to journalArticle

Polyphenols
LDL Lipoproteins
Oxidation
Thiobarbituric Acid Reactive Substances
Nutrition
1999

Analyses of Polyphenol Constituents in Defatted Cacao Liquor and Antioxidative Effects on Human LDL in vitro

Natsume, M., Osakabe, N., Takizawa, T., Nakamura, T., Miyake, H., Ito, H., Hatano, T. & Yoshida, T., 1999 Dec 5, In : Default journal.

Research output: Contribution to journalArticle

1998
193 Citations (Scopus)

Antioxidative Polyphenols Isolated from Theobroma cacao

Sanbongi, C., Osakabe, N., Natsume, M., Takizawa, T., Gomi, S. & Osawa, T., 1998 Feb, In : Journal of Agricultural and Food Chemistry. 46, 2, p. 454-457 4 p.

Research output: Contribution to journalArticle

Theobroma cacao
Quercetin
Glucosides
chocolate
Polyphenols
193 Citations (Scopus)

Antioxidative Polyphenols Isolated from Theobroma cacao.

C., S., N, O., M., N., T., T., S., G., T., O. & Osakabe, N., 1998 Feb 1, In : J. Agric .Food Chem.. 46, p. 454-457

Research output: Contribution to journalArticle

52 Citations (Scopus)

Effects of Polyphenol Substances Derived from Theobroma cacao on Gastric Mucosal Lesion Induced by Ethanol

Osakabe, N., Sanbongi, C., Yamagishi, M., Takizawa, T. & Osawa, T., 1998 Aug, In : Bioscience, Biotechnology and Biochemistry. 62, 8, p. 1535-1538 4 p.

Research output: Contribution to journalArticle

chocolate liquor
Theobroma cacao
Polyphenols
lesions (animal)
polyphenols
52 Citations (Scopus)

Effects of polyphenol substances derived from Theobroma cacao on gastric mucosal lesion induced by ethanol.

N, O., Sanbongi, S., C., C., M., Y., T., T., T., O. & Osakabe, N., 1998 Aug 1, In : Biosci. Biotechnol. Biochem.. 62, p. 1535-1538

Research output: Contribution to journalArticle

74 Citations (Scopus)

The antioxidative substances in cacao liquor

Osakabe, N., Yamagishi, M., Sanbongi, C., Natsume, M., Takizawa, T. & Osawa, T., 1998, In : Journal of Nutritional Science and Vitaminology. 44, 2, p. 313-321 9 p.

Research output: Contribution to journalArticle

chocolate liquor
epicatechin
catechin
polyphenols
chocolate
74 Citations (Scopus)

The antioxidative substances in cacao liquor.

N, O., M., Y., C., S., M., N., T., T., T., O. & Osakabe, N., 1998 Jan 1, In : J. Nutr. Sci. Vitaminol.. 44, p. 313-321

Research output: Contribution to journalArticle