Structures of withanosides I, II, III, IV, V, VI, and VII, new withanolide glycosides, from the roots of Indian Withania somnifera Dunal. and inhibitory activity for tachyphylaxis to clonidine in isolated guinea-pig ileum

Hisashi Matsuda, Toshiyuki Murakami, Akinobu Kishi, +1

Bioorganic & Medicinal Chemistry

Molecular PharmacologyIsolated Guinea-pig IleumNew Withanolide GlycosidesBiochemistryMedicine +6

Medicinal Flowers. III. Marigold. (1): Hypoglycemic, Gastric Emptying Inhibitory, and Gastroprotective Principles and New Oleanane-Type Triterpene Oligoglycosides, Calendasaponins A, B, C, and D, from Egyptian Calendula officinalis.

Masayuki Yoshikawa, Toshiyuki Murakami, Akinobu Kishi, +2

Chemical and Pharmaceutical Bulletin

BotanyNutraceutical IngredientMedicinal FlowersSecondary MetaboliteMedicinal Chemistry +15

Structures of New Friedelane-Type Triterpenes and Eudesmane-Type Sesquiterpene and Aldose Reductase Inhibitors from <i>Salacia </i><i>c</i><i>hinensis</i>

Toshio Morikawa, Akinobu Kishi, Yutana Pongpiriyadacha, +2

Journal of Natural Products

Bioorganic ChemistryAldo-keto ReductaseSecondary MetaboliteChemical BiologyPharmaceutical Chemistry +17

Medicinal Foodstuffs. XVII. Fenugreek Seed. (3). Structures of New Furostanol-Type Steroid Saponins, Trigoneosides Xa, Xb, XIb, XIIa, XIIb, and XIIIa, from the Seeds of Egyptian Trigonellafoenum-graecum L.

Toshiyuki Murakami, Akinobu Kishi, Hisashi Matsuda, +1

Chemical and Pharmaceutical Bulletin

Bioorganic ChemistryBotanyMedicinal ChemistryBiosynthesisBiochemical Taxonomy +14

Protective effects of steroid saponins from paris polyphylla var. yunnanensis on ethanol- or indomethacin-induced gastric mucosal lesions in rats: structural requirement for activity and mode of action

Hisashi Matsuda, Yutana Pongpiriyadacha, Toshio Morikawa, +3

Bioorganic & Medicinal Chemistry Letters

Gastrointestinal PharmacologyMedicinePhysiologyStructural RequirementSteroid Saponins +3

Novel Indole S,O-Bisdesmoside, Calanthoside, the Precursor Glycoside of Tryptanthrin, Indirubin, and Isatin, with Increasing Skin Blood Flow Promoting Effects, from Two Calanthe Species (Orchidaceae).

Masayuki YOSHIKAWA, Toshiyuki Murakami, Akinobu Kishi, +5

Chemical and Pharmaceutical Bulletin

Food ChemistryMedicinal ChemistryNovel Indole SSkin Blood FlowBiochemistry +13

Biological Activities of &lt;i&gt;Salacia chinensis&lt;/i&gt; Originating in Thailand: The Quality Evaluation Guided by α-Glucosidase Inhibitory Activity

Masayuki Yoshikawa, Yutana Pongpiriyadacha, Akinobu Kishi, +4

YAKUGAKU ZASSHI

α-Glucosidase Inhibitory ActivityBiochemistryMedicineNutraceutical IngredientPhysiology +13

Effects of sesquiterpenes and triterpenes from the rhizome of Alisma orientale on nitric oxide production in lipopolysaccharide-activated macrophages: Absolute stereostructures of alismaketones-B 23-acetate and -C 23-acetate

Hisashi Matsuda, Tadashi Kageura, Iwao Toguchida, +3

Bioorganic & Medicinal Chemistry Letters

Nitric Oxide ProductionBiochemistryMedicineLipid PeroxidationLipopolysaccharide-activated Macrophages +4

Medicinal Foodstuffs. XVIII. Phytoestrogens from the Aerial Part of Petroselinum crispum MILL. (PARSLEY) and Structures of 6"-Acetylapiin and a New Monoterpene Glycoside, Petroside.

Masayuki Yoshikawa, Toshiaki Uemura, Hiroshi Shimoda, +3

Chemical and Pharmaceutical Bulletin

Nutraceutical IngredientNew Monoterpene GlycosideFlavone GlycosidesPolyphenolicsFood Chemistry +15

Structures of New Friedelane- and Norfriedelane-Type Triterpenes and Polyacylated Eudesmane-Type Sesquiterpene from Salacia chinensis LINN. (S. prinoides DC., Hippocrateaceae) and Radical Scavenging Activities of Principal Constituents

Akinobu Kishi, Toshio Morikawa, Hisashi Matsuda, +1

Chemical and Pharmaceutical Bulletin

BotanySecondary MetaboliteOrganic ChemistrySalaquinone BPolyphenolics +14