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J Yamahara

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Hisashi Matsuda; H Shimoda; T Uemura; T Ueda; J Yamahara; Masayuki Yoshikawa
Chemical constituents from the leaves of Hydrangea macrophylla var. thunbergii (III): Absolute stereostructures of hydramacrosides A and B, secoiridoid glucoside complexes with inhibitory activity on histamine release.
Hisashi Matsuda; Toshiyuki Murakami; A Ikebata; J Yamahara; Masayuki Yoshikawa
Bioactive saponins and glycosides. XIV. Structure elucidation and immunological adjuvant activity of novel protojujubogenin type triterpene bisdesmosides, protojujubosides A, B, and B1, from the seeds of Zizyphus jujuba var. spinosa (Zizyphi Spinosi Semen).
Hisashi Matsuda; Toshiyuki Murakami; K Yashiro; J Yamahara; Masayuki Yoshikawa
Antidiabetic principles of natural medicines. IV. Aldose reductase and qlpha-glucosidase inhibitors from the roots of Salacia oblonga Wall. (Celastraceae): structure of a new friedelane-type triterpene, kotalagenin 16-acetate.

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1999: Hisashi Matsuda; H Shimoda; T Uemura; T Ueda; J Yamahara; Masayuki Yoshikawa
Chemical constituents from the leaves of Hydrangea macrophylla var. thunbergii (III): Absolute stereostructures of hydramacrosides A and B, secoiridoid glucoside complexes with inhibitory activity on histamine release.
Chemical & pharmaceutical bulletin 1999;47(12):1753-8.
1999: Hisashi Matsuda; Toshiyuki Murakami; A Ikebata; J Yamahara; Masayuki Yoshikawa
Bioactive saponins and glycosides. XIV. Structure elucidation and immunological adjuvant activity of novel protojujubogenin type triterpene bisdesmosides, protojujubosides A, B, and B1, from the seeds of Zizyphus jujuba var. spinosa (Zizyphi Spinosi Semen).
Chemical & pharmaceutical bulletin 1999;47(12):1744-8.
1999: Hisashi Matsuda; Toshiyuki Murakami; K Yashiro; J Yamahara; Masayuki Yoshikawa
Antidiabetic principles of natural medicines. IV. Aldose reductase and qlpha-glucosidase inhibitors from the roots of Salacia oblonga Wall. (Celastraceae): structure of a new friedelane-type triterpene, kotalagenin 16-acetate.
Chemical & pharmaceutical bulletin 1999;47(12):1725-9.
1999: Y Li; Hisashi Matsuda; S Wen; J Yamahara; Masayuki Yoshikawa
Structure-related enhancing activity of escins Ia, Ib, IIa and IIb on magnesium absorption in mice.
Bioorganic & medicinal chemistry letters 1999;9(17):2473-8.
1999: Hisashi Matsuda; H Shimoda; J Yamahara; Masayuki Yoshikawa
Effects of phyllodulcin, hydrangenol, and their 8-O-glucosides, and thunberginols A and F from Hydrangea macrophylla SERINGE var. thunbergii MAKINO on passive cutaneous anaphylaxis reaction in rats.
Biological & pharmaceutical bulletin 1999;22(8):870-2.
1999: Hisashi Matsuda; Y Li; Toshiyuki Murakami; J Yamahara; Masayuki Yoshikawa
Effects of escins Ia, Ib, IIa, and IIb from horse chestnuts on gastric emptying in mice.
European journal of pharmacology 1999;368(2-3):237-43.
1999: Hisashi Matsuda; Y Li; Toshiyuki Murakami; J Yamahara; Masayuki Yoshikawa
Structure-related inhibitory activity of oleanolic acid glycosides on gastric emptying in mice.
Bioorganic & medicinal chemistry 1999;7(2):323-7.
1999: Masayuki Yoshikawa; Toshiyuki Murakami; K Otuki; J Yamahara; Hisashi Matsuda
[Bioactive saponins and glycosides. XIII. Horse chestnut. (3): Quantitative analysis of escins Ia, Ib, IIa, and IIb by means of high performance liquid chromatography].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1999;119(1):81-7.
1998: Masayuki Yoshikawa; Toshiyuki Murakami; J Yamahara; Hisashi Matsuda
Bioactive saponins and glycosides. XII. Horse chestnut. (2): Structures of escins IIIb, IV, V, and VI and isoescins Ia, Ib, and V, acylated polyhydroxyoleanene triterpene oligoglycosides, from the seeds of horse chestnut tree (Aesculus hippocastanum L., Hippocastanaceae).
Chemical & pharmaceutical bulletin 1998;46(11):1764-9.
1998: Hisashi Matsuda; Y Li; Toshiyuki Murakami; N Matsumura; J Yamahara; Masayuki Yoshikawa
Antidiabetic principles of natural medicines. III. Structure-related inhibitory activity and action mode of oleanolic acid glycosides on hypoglycemic activity.
Chemical & pharmaceutical bulletin 1998;46(9):1399-403.
1998: H Shimoda; Hisashi Matsuda; J Yamahara; Masayuki Yoshikawa
Development of bioactive functions in Hydrangeae Dulcis Folium. VII. Immunomodulatory activities of thunberginol A and related compounds on lymphocyte proliferation.
Biological & pharmaceutical bulletin 1998;21(8):809-13.
1998: Hisashi Matsuda; Toshiyuki Murakami; Y Li; J Yamahara; Masayuki Yoshikawa
Mode of action of escins Ia and IIa and E,Z-senegin II on glucose absorption in gastrointestinal tract.
Bioorganic & medicinal chemistry 1998;6(7):1019-23.
1998: Masayuki Yoshikawa; Toshiyuki Murakami; H Shimada; S Yoshizumi; M Saka; J Yamahara; Hisashi Matsuda
Medicinal foodstuffs. XIV. On the bioactive constituents of moroheiya. (2): New fatty acids, corchorifatty acids A, B, C, D, E, and F, from the leaves of Corchorus olitorius L. (Tiliaceae): structures and inhibitory effect on NO production in mouse peritoneal macrophages.
Chemical & pharmaceutical bulletin 1998;46(6):1008-14.
1998: S Yoshizumi; Toshiyuki Murakami; M Kadoya; Hisashi Matsuda; J Yamahara; Masayuki Yoshikawa
[Medicinal foodstuffs. XI. Histamine release inhibitors from wax gourd, the fruits of Benincasa hispida Cogn].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1998;118(5):188-92.
1998: Masayuki Yoshikawa; Toshiyuki Murakami; K Yashiro; J Yamahara; Hisashi Matsuda; R Saijoh; O Tanaka
Bioactive saponins and glycosides. XI. Structures of new dammarane-type triterpene oligoglycosides, quinquenosides I, II, III, IV, and V, from American ginseng, the roots of Panax quinquefolium L.
Chemical & pharmaceutical bulletin 1998;46(4):647-54.
1998: Hisashi Matsuda; H Shimoda; J Yamahara; Masayuki Yoshikawa
Immunomodulatory activity of thunberginol A and related compounds isolated from Hydrangeae Dulcis Folium on splenocyte proliferation activated by mitogens.
Bioorganic & medicinal chemistry letters 1998;8(3):215-20.
1998: Hisashi Matsuda; Y Li; Toshiyuki Murakami; J Yamahara; Masayuki Yoshikawa
Protective effects of oleanolic acid oligoglycosides on ethanol- or indomethacin-induced gastric mucosal lesions in rats.
Life sciences 1998;63(17):PL245-50.
1998: Masayuki Yoshikawa; H Shimada; Norihisa Nishida; Y Li; Iwao Toguchida; J Yamahara; Hisashi Matsuda
Antidiabetic principles of natural medicines. II. Aldose reductase and alpha-glucosidase inhibitors from Brazilian natural medicine, the leaves of Myrcia multiflora DC. (Myrtaceae): structures of myrciacitrins I and II and myrciaphenones A and B.
Chemical & pharmaceutical bulletin 1998;46(1):113-9.
1997: Masayuki Yoshikawa; Toshiyuki Murakami; M Kadoya; Y Li; N Murakami; J Yamahara; Hisashi Matsuda
Medicinal foodstuffs. IX. The inhibitors of glucose absorption from the leaves of Gymnema sylvestre R. BR. (Asclepiadaceae): structures of gymnemosides a and b.
Chemical & pharmaceutical bulletin 1997;45(10):1671-6.
1997: Hisashi Matsuda; Y Li; Toshiyuki Murakami; Kiyofumi Ninomiya; J Yamahara; Masayuki Yoshikawa
Effects of escins Ia, Ib, IIa, and IIb from horse chestnut, the seeds of Aesculus hippocastanum L., on acute inflammation in animals.
Biological & pharmaceutical bulletin 1997;20(10):1092-5.
1997: Masayuki Yoshikawa; H Shimada; S Horikawa; Toshiyuki Murakami; H Shimoda; J Yamahara; Hisashi Matsuda
Bioactive constituents of Chinese natural medicines. IV. Rhodiolae radix. (2).: On the histamine release inhibitors from the underground part of Rhodiola sacra (Prain ex Hamet) S. H. Fu (Crassulaceae): chemical structures of rhodiocyanoside D and sacranosides A and B.
Chemical & pharmaceutical bulletin 1997;45(9):1498-503.
1997: Masayuki Yoshikawa; H Shimada; Toshio Morikawa; S Yoshizumi; N Matsumura; Toshiyuki Murakami; Hisashi Matsuda; K Hori; J Yamahara
Medicinal foodstuffs. VII. On the saponin constituents with glucose and alcohol absorption-inhibitory activity from a food garnish "Tonburi", the fruit of Japanese Kochia scoparia (L.) Schrad.: structures of scoparianosides A, B, and C.
Chemical & pharmaceutical bulletin 1997;45(8):1300-5.
1997: Masayuki Yoshikawa; Toshiyuki Murakami; A Ikebata; S Wakao; N Murakami; Hisashi Matsuda; J Yamahara
Bioactive saponins and glycosides. X. On the constituents of zizyphi spinosi semen, the seeds of Zizyphus jujuba Mill. var. spinosa Hu (1): structures and histamine release-inhibitory effect of jujubosides A1 and C and acetyljujuboside B.
Chemical & pharmaceutical bulletin 1997;45(7):1186-92.
1997: Masayuki Yoshikawa; Toshiyuki Murakami; T Ueno; K Yashiro; N Hirokawa; N Murakami; J Yamahara; Hisashi Matsuda; R Saijoh; O Tanaka
Bioactive saponins and glycosides. VIII. Notoginseng (1): new dammarane-type triterpene oligoglycosides, notoginsenosides-A, -B, -C, and -D, from the dried root of Panax notoginseng (Burk.) F.H. Chen.
Chemical & pharmaceutical bulletin 1997;45(6):1039-45.
1997: Hisashi Matsuda; Toshiyuki Murakami; H Shimada; N Matsumura; Masayuki Yoshikawa; J Yamahara
Inhibitory mechanisms of oleanolic acid 3-O-monodesmosides on glucose absorption in rats.
Biological & pharmaceutical bulletin 1997;20(6):717-9.
1997: Masayuki Yoshikawa; H Shimada; H Komatsu; T Sakurama; Norihisa Nishida; J Yamahara; H Shimoda; Hisashi Matsuda; Tadato Tani
Medicinal foodstuffs. VI. 1) Histamine release inhibitors from kidney bean, the seeds of Phaseolus vulgaris L.: chemical structures of sandosaponins A and B.
Chemical & pharmaceutical bulletin 1997;45(5):877-82.
1997: Masayuki Yoshikawa; H Shimada; M Saka; S Yoshizumi; J Yamahara; Hisashi Matsuda
Medicinal foodstuffs. V. Moroheiya. (1): Absolute stereostructures of corchoionosides A, B, and C, histamine release inhibitors from the leaves of Vietnamese Corchorus olitorius L. (Tiliaceae).
Chemical & pharmaceutical bulletin 1997;45(3):464-9.
1997: Masayuki Yoshikawa; Toshiyuki Murakami; T Ueda; S Yoshizumi; Kiyofumi Ninomiya; N Murakami; Hisashi Matsuda; M Saito; W Fujii; T Tanaka; J Yamahara
[Bioactive constituents of Chinese natural medicines. III. Absolute stereostructures of new dihydroflavonols, hovenitins I, II, and III, isolated from hoveniae semen seu fructus, the seed and fruit of Hovenia dulcis THUNB. (Rhamnaceae): inhibitory effect on alcohol-induced muscular relaxation and hepatoprotective activity].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1997;117(2):108-18.
1997: Masayuki Yoshikawa; Toshiyuki Murakami; H Komatsu; N Murakami; J Yamahara; Hisashi Matsuda
Medicinal foodstuffs. IV. Fenugreek seed. (1): structures of trigoneosides Ia, Ib, IIa, IIb, IIIa, and IIIb, new furostanol saponins from the seeds of Indian Trigonella foenum-graecum L.
Chemical & pharmaceutical bulletin 1997;45(1):81-7.
1996: Masayuki Yoshikawa; H Shimada; H Shimoda; N Murakami; J Yamahara; Hisashi Matsuda
Bioactive constituents of Chinese natural medicines. II. Rhodiolae radix. (1). Chemical structures and antiallergic activity of rhodiocyanosides A and B from the underground part of Rhodiola quadrifida (Pall.) Fisch. et Mey. (Crassulaceae).
Chemical & pharmaceutical bulletin 1996;44(11):2086-91.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; E Harada; N Murakami; J Yamahara; Hisashi Matsuda
Bioactive saponins and glycosides. VII. On the hypoglycemic principles from the root cortex of Aralia elata Seem.: structure related hypoglycemic activity of oleanolic acid oligoglycoside.
Chemical & pharmaceutical bulletin 1996;44(10):1923-7.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; E Harada; N Murakami; J Yamahara; Hisashi Matsuda
Bioactive saponins and glycosides. VI. Elatosides A and B, potent inhibitors of ethanol absorption, from the bark of Aralia elata SEEM. (Araliaceae): the structure-requirement in oleanolic acid glucuronide-saponins for the inhibitory activity.
Chemical & pharmaceutical bulletin 1996;44(10):1915-22.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; S Yoshizumi; N Murakami; J Yamahara; Hisashi Matsuda
Bioactive saponins and glycosides. V. Acylated polyhydroxyolean-12-ene triterpene oligoglycosides, camelliasaponins A1, A2, B1, B2, C1, and C2, from the seeds of Camellia japonica L.: structures and inhibitory activity on alcohol absorption.
Chemical & pharmaceutical bulletin 1996;44(10):1899-907.
1996: Masayuki Yoshikawa; H Shimada; N Yagi; N Murakami; H Shimoda; J Yamahara; Hisashi Matsuda
Development of bioactive functions in Hydrangeae dulcis folium. VI. Syntheses of thunberginols A and F and their 3'-deoxy-derivatives using regiospecific lactonization of stilbene carboxylic acid: structures and inhibitory activity on histamine release of hydramacrophyllols A and B.
Chemical & pharmaceutical bulletin 1996;44(10):1890-8.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; T Ueda; Hisashi Matsuda; J Yamahara; N Murakami
Bioactive saponins and glycosides. IV. Four methyl-migrated 16,17-seco-dammarane triterpene gylcosides from Chinese natural medicine, hoveniae semen seu fructus, the seeds and fruit of Hovenia dulcis THUNB.: absolute stereostructures and inhibitory activity on histamine release of hovenidulciosides A1, A2, B1, and B2.
Chemical & pharmaceutical bulletin 1996;44(9):1736-43.
1996: Masayuki Yoshikawa; H Shimada; Hisashi Matsuda; J Yamahara; N Murakami
Bioactive constituents of Chinese natural medicines. I. New sesquiterpene ketones with vasorelaxant effect from Chinese moxa, the processed leaves of Artemisia argyi Levl. et Vant.: moxartenone and moxartenolide.
Chemical & pharmaceutical bulletin 1996;44(9):1656-62.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; Hisashi Matsuda; J Yamahara; N Murakami; I Kitagawa
Bioactive saponins and glycosides. III. Horse chestnut. (1): The structures, inhibitory effects on ethanol absorption, and hypoglycemic activity of escins Ia, Ib, IIa, IIb, and IIIa from the seeds of Aesculus hippocastanum L.
Chemical & pharmaceutical bulletin 1996;44(8):1454-64.
1996: Masayuki Yoshikawa; Hisashi Matsuda; H Shimoda; H Shimada; E Harada; Y Naitoh; A Miki; J Yamahara; N Murakami
Development of bioactive functions in hydrangeae dulcis folium. V. On the antiallergic and antimicrobial principles of hydrangeae dulcis folium. (2). Thunberginols C, D, and E, thunberginol G 3'-O-glucoside, (-)-hydrangenol 4'-o-glucoside, and (+)-hydrangenol 4'-O-glucoside.
Chemical & pharmaceutical bulletin 1996;44(8):1440-7.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; Hisashi Matsuda; T Ueno; M Kadoya; J Yamahara; N Murakami
Bioactive saponins and glycosides. II. Senegae Radix. (2): Chemical structures, hypoglycemic activity, and ethanol absorption-inhibitory effect of E-senegasaponin c, Z-senegasaponin c, and Z-senegins II, III, and IV.
Chemical & pharmaceutical bulletin 1996;44(7):1305-13.
1996: N Murakami; M Saka; H Shimada; Hisashi Matsuda; J Yamahara; Masayuki Yoshikawa
New bioactive monoterpene glycosides from Paeoniae Radix.
Chemical & pharmaceutical bulletin 1996;44(6):1279-81.
1996: Masayuki Yoshikawa; Toshiyuki Murakami; M Kadoya; Hisashi Matsuda; O Muraoka; J Yamahara; N Murakami
Medicinal foodstuff. III. Sugar beet. (1): Hypoglycemic oleanolic acid oligoglycosides, betavulgarosides I, II, III, and IV, from the root of Beta vulgaris L. (Chenopodiaceae).
Chemical & pharmaceutical bulletin 1996;44(6):1212-7.
1996: Masayuki Yoshikawa; S Yoshizumi; Toshiyuki Murakami; Hisashi Matsuda; J Yamahara; N Murakami
Medicinal foodstuffs. II. On the bioactive constituents of the tuber of Sagittaria trifolia L. (Kuwai, Alismataceae): absolute stereostructures of trifoliones A, B, C, and D, sagittariosides a and b, and arabinothalictoside.
Chemical & pharmaceutical bulletin 1996;44(3):492-9.
1996: N Murakami; Toshiyuki Murakami; M Kadoya; Hisashi Matsuda; J Yamahara; Masayuki Yoshikawa
New hypoglycemic constituents in "gymnemic acid" from Gymnema sylvestre.
Chemical & pharmaceutical bulletin 1996;44(2):469-71.
1995: Masayuki Yoshikawa; Toshiyuki Murakami; T Ueno; M Kadoya; Hisashi Matsuda; J Yamahara; N Murakami
Bioactive saponins and glycosides. I. Senegae radix. (1): E-senegasaponins a and b and Z-senegasaponins a and b, their inhibitory effect on alcohol absorption and hypoglycemic activity.
Chemical & pharmaceutical bulletin 1995;43(12):2115-22.
1995: Masayuki Yoshikawa; S Yoshizumi; T Ueno; Hisashi Matsuda; Toshiyuki Murakami; J Yamahara; N Murakami
Medicinal foodstuffs. I. Hypoglycemic constituents from a garnish foodstuff "taranome," the young shoot of Aralia elata SEEM.: elatosides G, H, I, J, and K.
Chemical & pharmaceutical bulletin 1995;43(11):1878-82.
1995: Masayuki Yoshikawa; S Yamaguchi; H Nishisaka; J Yamahara; N Murakami
Chemical constituents of Chinese natural medicine, morindae radix, the dried roots of morinda officinalis how.: structures of morindolide and morofficinaloside.
Chemical & pharmaceutical bulletin 1995;43(9):1462-5.
1995: Masayuki Yoshikawa; H Shimada; H Shimoda; Hisashi Matsuda; J Yamahara; N Murakami
Rhodiocyanosides A and B, new antiallergic cyanoglycosides from Chinese natural medicine "si lie hong jing tian", the underground part of Rhodiola quadrifida (Pall.) Fisch. et Mey.
Chemical & pharmaceutical bulletin 1995;43(7):1245-7.
1995: J Yamahara; Hisashi Matsuda; H Shimoda; N Wariishi; N Yagi; N Murakami; Masayuki Yoshikawa
[Effects of thunberginol A contained in Hydrangeae dulcis forium on types I-IV allergies].
Nihon yakurigaku zasshi. Folia pharmacologica Japonica 1995;105(5):365-79.
1995: Masayuki Yoshikawa; T Ueda; O Muraoka; H Aoyama; Hisashi Matsuda; H Shimoda; J Yamahara; N Murakami
Absolute stereostructures of hovenidulciosides A1 and A2, bioactive novel triterpene glycosides from hoveniae semen seu fructus, the seeds and fruit of Hovenia dulcis Thunb.
Chemical & pharmaceutical bulletin 1995;43(3):532-4.
1995: Masayuki Yoshikawa; Toshiyuki Murakami; T Ueno; M Kadoya; Hisashi Matsuda; J Yamahara; N Murakami
E-senegasaponins A and B, Z-senegasaponins A and B, Z-senegins II and III, new type inhibitors of ethanol absorption in rats from senegae radix, the roots of Polygala senega L. var latifolia Torrey et Gray.
Chemical & pharmaceutical bulletin 1995;43(2):350-2.
1994: Masayuki Yoshikawa; S Yamaguchi; Hisashi Matsuda; N Tanaka; J Yamahara; N Murakami
Crude drugs from aquatic plants. V. On the constituents of alismatis rhizoma. (3). Stereostructures of water-soluble bioactive sesquiterpenes, sulfoorientalols a, b, c, and d, from Chinese alismatis rhizoma.
Chemical & pharmaceutical bulletin 1994;42(12):2430-5.
1994: Masayuki Yoshikawa; E Harada; Y Naitoh; K Inoue; Hisashi Matsuda; H Shimoda; J Yamahara; N Murakami
Development of bioactive functions in hydrangeae dulcis folium. III. On the antiallergic and antimicrobial principles of hydrangeae dulcis folium. (1). Thunberginols A, B, and F.
Chemical & pharmaceutical bulletin 1994;42(11):2225-30.
1994: Masayuki Yoshikawa; S Yamaguchi; Hisashi Matsuda; Y Kohda; H Ishikawa; N Tanaka; J Yamahara; N Murakami
Crude drugs from aquatic plants. IV. On the constituents of alismatis rhizoma. (2). Stereostructures of bioactive sesquiterpenes, alismol, alismoxide, orientalols A, B, and C, from Chinese alismatis rhizoma.
Chemical & pharmaceutical bulletin 1994;42(9):1813-6.
1994: Masayuki Yoshikawa; T Ueda; Hisashi Matsuda; J Yamahara; N Murakami
Absolute stereostructures of hydramacrosides A and B, new bioactive secoiridoid glucoside complexes from the leaves of Hydrangea macrophylla Seringe var. thunbergii Makino.
Chemical & pharmaceutical bulletin 1994;42(8):1691-3.
1994: Masayuki Yoshikawa; E Harada; Toshiyuki Murakami; Hisashi Matsuda; N Wariishi; J Yamahara; N Murakami; I Kitagawa
Escins-Ia, Ib, IIa, IIb, and IIIa, bioactive triterpene oligoglycosides from the seeds of Aesculus hippocastanum L.: their inhibitory effects on ethanol absorption and hypoglycemic activity on glucose tolerance test.
Chemical & pharmaceutical bulletin 1994;42(6):1357-9.
1994: Masayuki Yoshikawa; Hisashi Matsuda; E Harada; Toshiyuki Murakami; N Wariishi; J Yamahara; N Murakami
Elatoside E, a new hypoglycemic principle from the root cortex of Aralia elata Seem.: structure-related hypoglycemic activity of oleanolic acid glycosides.
Chemical & pharmaceutical bulletin 1994;42(6):1354-6.
1994: Masayuki Yoshikawa; S Yamaguchi; K Kunimi; Hisashi Matsuda; Y Okuno; J Yamahara; N Murakami
Stomachic principles in ginger. III. An anti-ulcer principle, 6-gingesulfonic acid, and three monoacyldigalactosylglycerols, gingerglycolipids A, B, and C, from Zingiberis Rhizoma originating in Taiwan.
Chemical & pharmaceutical bulletin 1994;42(6):1226-30.
1994: J Yamahara; Hisashi Matsuda; H Shimoda; H Ishikawa; S Kawamori; N Wariishi; E Harada; N Murakami; Masayuki Yoshikawa
[Development of bioactive functions in hydrangeae dulcis folium. II. Antiulcer, antiallergy, and cholagoic effects of the extract from hydrangeae dulcis folium].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1994;114(6):401-13.
1994: Masayuki Yoshikawa; S Yamaguchi; N Chatani; Y Nishino; T Matsuoka; J Yamahara; N Murakami; Hisashi Matsuda; M Kubo
[Crude drugs from aquatic plants. III. Quantitative analysis of triterpene constituents in alismatis rhizoma by means of high performance liquid chromatography on the chemical change of the constituents during alismatis rhizoma processing].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1994;114(4):241-7.
1994: Masayuki Yoshikawa; N Chatani; E Harada; Y Nishino; J Yamahara; N Murakami
[Quantitative analysis of dihydroisocoumarin constituents of Hydrangeae Dulcis Folium by means of high performance liquid chromatography. Chemical characterization of the processing, distribution in plant, and seasonal fluctuation].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1994;114(3):176-81.
1994: Masayuki Yoshikawa; E Harada; Toshiyuki Murakami; Hisashi Matsuda; J Yamahara; N Murakami
Camelliasaponins B1, B2, C1 and C2, new type inhibitors of ethanol absorption in rats from the seeds of Camellia japonica L.
Chemical & pharmaceutical bulletin 1994;42(3):742-4.
1993: Masayuki Yoshikawa; E Harada; Hisashi Matsuda; Toshiyuki Murakami; J Yamahara; N Murakami
Elatosides A and B, potent inhibitors of ethanol absorption in rats from the bark of Aralia elata Seem: the structure-activity relationships of oleanolic acid oligoglycosides.
Chemical & pharmaceutical bulletin 1993;41(11):2069-71.
1993: Masayuki Yoshikawa; S Yamaguchi; Toshiyuki Murakami; Hisashi Matsuda; J Yamahara; N Murakami
Absolute stereostructures of trifoliones A, B, C, and D, new biologically active diterpenes from the tuber of Sagittaria trifolia L.
Chemical & pharmaceutical bulletin 1993;41(9):1677-9.
1993: Masayuki Yoshikawa; Y Fukuda; S Hatakeyama; N Tanaka; Hisashi Matsuda; J Yamahara; N Murakami
Sulfoorientalols a, b, c, and d, four new biologically active sesquiterpenes from Alismatis rhizoma.
Chemical & pharmaceutical bulletin 1993;41(6):1194-6.
1993: Masayuki Yoshikawa; Y Fukuda; S Hatakeyama; N Murakami; J Yamahara; T Taniyama; T Hayashi; I Kitagawa
[Chemical fluctuation of the constituents during the drying of Ginseng radix and Ginseng radix Rubra. Crude drug processing by far-infrared treatment].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1993;113(6):460-7.
1993: Masayuki Yoshikawa; S Hatakeyama; N Chatani; Y Nishino; J Yamahara
[Qualitative and quantitative analysis of bioactive principles in Zingiberis Rhizoma by means of high performance liquid chromatography and gas liquid chromatography. On the evaluation of Zingiberis Rhizoma and chemical change of constituents during Zingiberis Rhizoma processing].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1993;113(4):307-15.
1993: Masayuki Yoshikawa; S Hatakeyama; Y Inoue; J Yamahara
Saussureamines A, B, C, D, and E, new anti-ulcer principles from Chinese Saussureae Radix.
Chemical & pharmaceutical bulletin 1993;41(1):214-6.
1992: Masayuki Yoshikawa; E Uchida; N Chatani; H Kobayashi; Y Naitoh; Y Okuno; Hisashi Matsuda; J Yamahara; N Murakami
Thunberginols C, D, and E, new antiallergic and antimicrobial dihydroisocoumarins, and thunberginol G 3'-O-glucoside and (-)-hydrangenol 4'-O-glucoside, new dihydroisocoumarin glycosides, from Hydrangeae Dulcis Folium.
Chemical & pharmaceutical bulletin 1992;40(12):3352-4.
1992: M Yoshikawa; E Uchida; N Chatani; N Murakami; J Yamahara
Thunberginols A, B, and F, new antiallergic and antimicrobial principles from hydrangeae dulcis folium.
Chemical & pharmaceutical bulletin 1992;40(11):3121-3.
1992: J Yamahara; S Hatakeyama; K Taniguchi; M Kawamura; Masayuki Yoshikawa
[Stomachic principles in ginger. II. Pungent and anti-ulcer effects of low polar constituents isolated from ginger, the dried rhizoma of Zingiber officinale Roscoe cultivated in Taiwan. The absolute stereostructure of a new diarylheptanoid].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1992;112(9):645-55.
1992: Masayuki Yoshikawa; E Uchida; A Kawaguchi; I Kitagawa; J Yamahara
Galloyl-oxypaeoniflorin, suffruticosides A, B, C, and D, five new antioxidative glycosides, and suffruticoside E, A paeonol glycoside, from Chinese moutan cortex.
Chemical & pharmaceutical bulletin 1992;40(8):2248-50.
1992: Masayuki Yoshikawa; S Hatakeyama; K Taniguchi; H Matuda; J Yamahara
6-Gingesulfonic acid, a new anti-ulcer principle, and gingerglycolipids A, B, and C, three new monoacyldigalactosylglycerols, from zingiberis rhizoma originating in Taiwan.
Chemical & pharmaceutical bulletin 1992;40(8):2239-41.
1991: Q R Huang; M Iwamoto; S Aoki; N Tanaka; K Tajima; J Yamahara; Yoshihisa Takaishi; M Yoshida; T Tomimatsu; Y Tamai
Anti-5-hydroxytryptamine3 effect of galanolactone, diterpenoid isolated from ginger.
Chemical & pharmaceutical bulletin 1991;39(2):397-9.
1991: Hisashi Matsuda; Y H Li; K Taniguchi; J Yamahara; Y Tamai
[Imaging analysis of antiulcer action and the active constituent of Atractylodis rhizoma].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1991;111(1):36-9.
1990: M Kobayashi; C Ueda; S Aoki; K Tajima; N Tanaka; J Yamahara
[Anticholinergic action of Paeony root and its active constituents].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1990;110(12):964-8.
1990: Q Huang; Hisashi Matsuda; K Sakai; J Yamahara; Y Tamai
[The effect of ginger on serotonin induced hypothermia and diarrhea].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1990;110(12):936-42.
1990: J Yamahara; T Kitani; H Kobayashi; Y Kawahara
[Studies on Stachys sieboldii MIQ. II. Anti-anoxia action and the active constituents].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 1990;110(12):932-5.
1990: J Yamahara; Y H Li; Y Tamai
Anti-ulcer effect in rats of bitter cardamon constituents.
Chemical & pharmaceutical bulletin 1990;38(11):3053-4.
1990: J Yamahara; Hisashi Matsuda; Y Naitoh; H Fujimura; Y Tamai
Antianoxic action and active constituents of atractylodis lanceae rhizoma.
Chemical & pharmaceutical bulletin 1990;38(7):2033-4.
1990: J Yamahara; Hisashi Matsuda; Q Huang; Y Li; H Fujimura
Intestinal motility enhancing effect of Atractylodes lancea rhizome.
Journal of ethnopharmacology 1990;29(3):341-4.
1990: J Yamahara; M Mochizuki; H Fujimura; Yoshihisa Takaishi; M Yoshida; T Tomimatsu; Y Tamai
Antiulcer action of Sophora flavescens root and an active constituent. I.
Journal of ethnopharmacology 1990;29(2):173-7.
1990: J Yamahara; M Mochizuki; T Chisaka; H Fujimura; Y Tamai
The antiulcer action of sophora and the active constituent in Sophora. II. The antiulcer action of vexibinol.
Chemical & pharmaceutical bulletin 1990;38(4):1039-44.
1990: J Yamahara; G Kobayashi; M Iwamoto; T Chisaka; H Fujimura; Yoshihisa Takaishi; M Yoshida; T Tomimatsu; Y Tamai
Vasodilatory active principles of Sophora flavescens root.
Journal of ethnopharmacology 1990;29(1):79-85.
1989: J Yamahara; T Yamada; T Kitani; Y Naitoh; H Fujimura
Antianoxic action of evodiamine, an alkaloid in Evodia rutaecarpa fruit.
Journal of ethnopharmacology 1989;27(1-2):185-92.
1989: J Yamahara; G Kobayashi; Hisashi Matsuda; T Katayama; H Fujimura
Vascular dilatory action of Artemisia capillaris bud extracts and their active constituent.
Journal of ethnopharmacology 1989;26(2):129-36.
1988: J Yamahara; G Kobayashi; Hisashi Matsuda; H Fujimura
The vasorelaxant effect of evocarpine in isolated aortic strips: mode of action.
European journal of pharmacology 1988;155(1-2):139-43.
1988: J Yamahara; M Mochizuki; H Q Rong; Hisashi Matsuda; H Fujimura
The anti-ulcer effect in rats of ginger constituents.
Journal of ethnopharmacology 1988;23(2-3):299-304.
1987: Hisashi Matsuda; G Kobayashi; J Yamahara; H Fujimura; K Kurahashi; M Fujiwara
Effects of alismol isolated from Alismatis Rhizoma on calcium-induced contraction in the rabbit thoracic aorta.
Life sciences 1987;41(15):1845-52.
1987: J Yamahara; S Miki; Hisashi Matsuda; G Kobayashi; H Fujimura
[Screening test for calcium antagonist in natural products. The active principles of Uncariae ramulus et uncus].
Nihon yakurigaku zasshi. Folia pharmacologica Japonica 1987;90(3):133-40.
1985: J Yamahara; K Miki; T Chisaka; T Sawada; H Fujimura; T Tomimatsu; K Nakano; T Nohara
Cholagogic effect of ginger and its active constituents.
Journal of ethnopharmacology 1985;13(2):217-25.