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Chemical Compositions of Eupatorium heterophyllum Leaf Samples from Yunnan and Sichuan Provinces of China-Isolation of 13 New Sesquiterpene Lactones 期刊论文
MOLECULES, 2023, 卷号: 28, 期号: 13, 页码: 5107
Authors:  Hu,Yiming;  Saito,Yoshinori;  Okamoto,Yasuko;  Matsuo,Yosuke;  Gong,Xun;  Tanaka,Takashi
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Eupatorium heterophyllum  Asteraceae  sesquiterpene lactone  structure elucidation  intra-specific diversity  OCCURRING TERPENE DERIVATIVES  HIYODORILACTONE-B  7 GERMACRANOLIDES  CONSTITUENTS  EUDESMANOLIDES  HELIANGOLIDES  GUAIANOLIDES  STEREOCHEMISTRY  REVISION  
New degradation mechanism of black tea pigment theaflavin involving condensation with epigallocatechin-3-O-gallate 期刊论文
FOOD CHEMISTRY, 2022, 卷号: 370, 页码: 131326
Authors:  Tanaka,Takashi;  Yasumatsu,Miho;  Hirotani,Mayu;  Matsuo,Yosuke;  Li,Na;  Zhu,Hong-Tao;  Saito,Yoshinori;  Ishimaru,Kanji;  Zhang,Ying-Jun
Favorite  |  View/Download:94/0  |  Submit date:2022/04/02
Black tea  Theaflavin  Epigallocatechin-3-O-gallate  Theanaphthoquinone  Thearubigin  EPICATECHIN GALLATE  ENZYMATIC OXIDATION  THEASINENSIN-A  THEARUBIGINS  POLYPHENOL  EXTRACT  CATECHINS  FRACTION  TANNINS  DIMERS  
New Benzofuran Oligomers from the Roots of Eupatorium heterophyllum Collected in China 期刊论文
MOLECULES, 2022, 卷号: 27, 期号: 24, 页码: 8856
Authors:  Hu, Yiming;  Saito, Yoshinori;  Matsuo, Yosuke;  Gong, Xun;  Tanaka, Takashi
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Eupatorium heterophyllum  Asteraceae  benzofuran oligomer  structure elucidation  Hengduan mountain  OCCURRING TERPENE DERIVATIVES  AGERATINA-ADENOPHORA  ANTIFEEDANT ACTIVITY  CONSTITUENTS  DIVERSITY  SESQUITERPENOIDS  METABOLITES  DITERPENES  ALCOHOL  
Diversity of Furanoeremophilane Composition in Ligularia tongolensis 期刊论文
NATURAL PRODUCT COMMUNICATIONS, 2019, 卷号: 14, 期号: 10, 页码: 8
Authors:  Okamoto, Yasuko;  Nakadozono, Yumi;  Shiojiri, Kosuzu;  Suehiro, Sayaka;  Saito, Yoshinori;  Matsuo, Yosuke;  Tanaka, Takashi;  Kuroda, Chiaki;  Tori, Motoo;  Gong, Xun;  Hanai, Ryo
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Ligularia tongolensis  furanoeremophilane  internal transcribed spacer (ITS)  diversity  
Eremophilanes from Ligularia hookeri Collected in China and Structural Revision of 3 beta-Acyloxyfuranoeremophilan-15,6-olide 期刊论文
CHEMICAL & PHARMACEUTICAL BULLETIN, 2018, 卷号: 66, 期号: 6, 页码: 668-673
Authors:  Saito, Yoshinori;  Shiosaki, Yuko;  Fujiwara, Miho;  Mihara, Kanako;  Nakamizo, Hiromi;  Otose, Kanako;  Okamoto, Yasuko;  Nakashima, Katsuyuki;  Hanai, Ryo;  Kuroda, Chiaki;  Gong, Xun;  Matsuo, Yosuke;  Tanaka, Takashi;  Tori, Motoo
View  |  Adobe PDF(713Kb)  |  Favorite  |  View/Download:274/61  |  Submit date:2018/07/16
Ligularia Hookeri  Asteraceae  Eremophilane  Sesquiterpene  Structure Elucidation  Internal Transcribed Spacer  
Theagalloflavic Acid, a New Pigment Derived from Hexahydroxydiphenoyl Group, and Lignan Oxidation Products Produced by Aerobic Microbial Fermentation of Green Tea 期刊论文
CHEMICAL & PHARMACEUTICAL BULLETIN, 2016, 卷号: 64, 期号: 7, 页码: 918-923
Authors:  Matsuo, Yosuke;  Matsuda, Tomoko;  Sugihara, Keisuke;  Saito, Yoshinori;  Zhang, Ying-Jun;  Yang, Chong-Ren;  Tanaka, Takashi
View  |  Adobe PDF(583Kb)  |  Favorite  |  View/Download:413/58  |  Submit date:2016/08/22
Ripe Tea  Fermentation  Green Tea  Gallic Acid  Lignin  Polyphenol  
Antioxidant and hyaluronidase inhibitory activities of diverse phenolics in Phyllanthus emblica 期刊论文
NATURAL PRODUCT RESEARCH, 2016, 卷号: 30, 期号: 23, 页码: 2726-2729
Authors:  Xu, Min;  Zhu, Hong-Tao;  Cheng, Rong-Rong;  Wang, Dong;  Yang, Chong-Ren;  Tanaka, Takashi;  Kouno, Isao;  Zhang, Ying-Jun
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Phyllanthus Emblica  Phenolics  Antioxidant  Dpph Radical  Danio Rerio Ros-scavenging Activity  Haase Inhibition  
Caffeoyl arbutin and related compounds from the buds of Vaccinium dunalianum 期刊论文
PHYTOCHEMISTRY, 2008, 卷号: 69, 期号: 18, 页码: 3087-3094
Authors:  Zhao, Ping;  Tanaka, Takashi;  Hirabayashi, Keisuke;  Zhang, Ying-Jun;  Yang, Chong-Ren;  Kouno, Isao
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Vaccinium Dunalianum  Ericaceae  Caffeoyl Arbutin  Dunalianoside  P-hydroxyphenyl 6-o-trans-caffeoyl-beta-d-glucopyranoside  
Two new maltol glycosides and cyanogenic glycosides from Elsholtzia rugulosa Hemsl. 期刊论文
JOURNAL OF NATURAL MEDICINES, 2008, 卷号: 62, 期号: 1, 页码: 75-78
Authors:  Li, Haizhou;  Nakashima, Tatsuya;  Tanaka, Takashi;  Zhang, Ying-Jun;  Yang, Chong-Ren;  Kouno, Isao
Adobe PDF(214Kb)  |  Favorite  |  View/Download:286/103  |  Submit date:2011/12/19
Elsholtzia Rugulosa  Lamiaceae  Maltol Glycoside  Cyanogenic Glycoside  
Rubusuaviins a-f, monomeric and oligomeric ellagitannins from chinese sweet tea and their alpha-amylase inhibitory activity 期刊论文
CHEMICAL & PHARMACEUTICAL BULLETIN, 2007, 卷号: 55, 期号: 9, 页码: 1325-1331
Authors:  Li, Haizhou;  Tanaka, Takashi;  Zhang, Ying-Jun;  Yang, Chong-Ren;  Kouno, Isao
Adobe PDF(298Kb)  |  Favorite  |  View/Download:338/88  |  Submit date:2011/12/19
Rubus Suavissimus  Rosaceae  Ellagitannin  Amylase  Polyphenol  Tannin