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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
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Black tea  Theaflavin  Epigallocatechin-3-O-gallate  Theanaphthoquinone  Thearubigin  EPICATECHIN GALLATE  ENZYMATIC OXIDATION  THEASINENSIN-A  THEARUBIGINS  POLYPHENOL  EXTRACT  CATECHINS  FRACTION  TANNINS  DIMERS  
Chemical and Genetic Diversity of Ligularia kanaitzensis in the Hengduan Mountains Area. Chemical Relationship with L. subspicata 期刊论文
CHEMISTRY & BIODIVERSITY, 2021, 卷号: 18, 期号: 11, 页码: e2100444
Authors:  Hanai,Ryo;  Okamoto,Yasuko;  Hashida,Takuya;  Shiojiri,Kosuzu;  Ohsaki,Ayumi;  Saito,Yoshinori;  Tori,Motoo;  Gong,Xun;  Kuroda,Chiaki
Favorite  |  View/Download:4/0  |  Submit date:2022/04/02
terpenoids  molecular evolution  Ligularia kanaitzensis  Ligularia subspicata  Asteraceae  YUNNAN PROVINCE  SHANGRILA COUNTY  SESQUITERPENOIDS  CONSTITUENTS  HYBRIDS  CYATHICEPS  ASTERACEAE  VELLEREA  SICHUAN  CHINA  
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  
Chemical Studies of Cremanthodium (Asteraceae) Species; Sesquiterpenoids and Related Compounds 期刊论文
NATURAL PRODUCT COMMUNICATIONS, 2019, 卷号: 14, 期号: 9, 页码: 9
Authors:  Tori, Motoo;  Saito, Yoshinori;  Gong, Xun;  Kuroda, Chiaki
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Asteraceae  Cremanthodium  sesquiterpenoid  eremophilane  bisabolane  bakkane  oplopane  eudesmane  
Bisabolane, Oplopane, and Lignan Constituents of Cremanthodium campanulatum Collected in China 期刊论文
NATURAL PRODUCT COMMUNICATIONS, 2019, 卷号: 14, 期号: 7, 页码: 7
Authors:  Saito, Yoshinori;  Ichihara, Mayu;  Takiguchi, Koji;  Ohsaki, Ayumi;  Okamoto, Yasuko;  Kuroda, Chiaki;  Gong, Xun;  Tori, Motoo
View  |  Adobe PDF(967Kb)  |  Favorite  |  View/Download:91/17  |  Submit date:2019/09/10
Cremanthodium campanulatum  Asteraceae  sesquiterpenoid  bisabolane-type  oplopane-type  lignan  
Eremophilane, bakkane, secoeremophilane, and secobakkane sesquiterpenoids from Ligularia virgaurea collected in China 期刊论文
TETRAHEDRON, 2019, 卷号: 75, 期号: 14, 页码: 2239-2245
Authors:  Saito, Yoshinori;  Iga, Saori;  Hoshiyama, Kie;  Nakashima, Katsuyuki;  Okamoto, Yasuko;  Kuroda, Chiaki;  Gong, Xun;  Tori, Motoo
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Ligularia virgaurea  Asteraceae  Eremophilane  Bakkane  Sesquiterpene  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
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Ligularia Hookeri  Asteraceae  Eremophilane  Sesquiterpene  Structure Elucidation  Internal Transcribed Spacer  
Chemical constituents of hybrids of Ligularia cyathiceps and L. lamarum/L. subspicata collected in China: Structures of subspicatins M, N, O-1, and O-2, and related compounds 期刊论文
PHYTOCHEMISTRY, 2017, 卷号: 140, 页码: 69-76
Authors:  Saito, Yoshinori;  Ichihara, Mayu;  Takashima, Yuriko;  Okamoto, Yasuko;  Gong, Xun;  Hanai, Ryo;  Kuroda, Chiaki;  Tori, Motoo
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Ligularia Cyathiceps  Ligularia Lamarum  Ligularia Subspicata  Asteraceae  Structure Elucidation  Chemical Diversity  Eremophilane  Subspicatin  Subspicatol  Internal Transcribed Spacer (Its)  
Intra-specific diversity of the chemical composition of Ligularia lamarum in the Hengduan Mountains, China: The structures of four new eremophilanes and a new seco-eremophilane 期刊论文
PHYTOCHEMISTRY LETTERS, 2017, 卷号: 20, 页码: 139-145
Authors:  Saito, Yoshinori;  Hidaka, Motoki;  Fukuda, Akane;  Okamoto, Yasuko;  Nakashima, Katsuyuki;  Tori, Motoo;  Hanai, Ryo;  Gong, Xun;  Watanabe, Eiji;  Kuroda, Chiaki
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Asteraceae  Ligularia Lamarum  Furanoeremophilane  Sesquiterpene  Chemical Diversity  Its Sequence  
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:319/30  |  Submit date:2016/08/22
Ripe Tea  Fermentation  Green Tea  Gallic Acid  Lignin  Polyphenol