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Tsuyoshi Ikeda

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Yasuhiro Yamashita; Tatsuya Hoshino; Tsuyoshi Ikeda; Daisuke Maji; Minoru Matsuda; Tohru Mizushima
Purification and characterization of HSP-inducers from Eupatorium lindleyanum.
Yukio Fujiwara; Hasita Horlad; Tsuyoshi Ikeda; Naoko Kiyota; Toshihiro Nohara; Motohiro Takeya; Keiichiro Tsurushima; Makiko Yoshitomi; Ryoji Nagai
Tomatidine, a tomato sapogenol, ameliorates hyperlipidemia and atherosclerosis in apoE-deficient mice by inhibiting acyl-CoA:cholesterol acyl-transferase (ACAT).
Toshihiro Nohara; Masateru Ono; Toyonobu Sakamoto; Yukio Fujiwara; Tsuyoshi Ikeda; Yuka Kiyota; Hideyuki Manabe; Daisuke Nakano; Junei Kinjo
Garlicnins B(1), C(1), and D, from the fraction regulating macrophage activation of Allium sativum.

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2012: Yasuhiro Yamashita; Tatsuya Hoshino; Tsuyoshi Ikeda; Daisuke Maji; Minoru Matsuda; Tohru Mizushima
Purification and characterization of HSP-inducers from Eupatorium lindleyanum.
Biochemical pharmacology 2012;83(7):909-22.
2012: Yukio Fujiwara; Hasita Horlad; Tsuyoshi Ikeda; Naoko Kiyota; Toshihiro Nohara; Motohiro Takeya; Keiichiro Tsurushima; Makiko Yoshitomi; Ryoji Nagai
Tomatidine, a tomato sapogenol, ameliorates hyperlipidemia and atherosclerosis in apoE-deficient mice by inhibiting acyl-CoA:cholesterol acyl-transferase (ACAT).
Journal of agricultural and food chemistry 2012;60(10):2472-9.
2012: Toshihiro Nohara; Masateru Ono; Toyonobu Sakamoto; Yukio Fujiwara; Tsuyoshi Ikeda; Yuka Kiyota; Hideyuki Manabe; Daisuke Nakano; Junei Kinjo
Garlicnins B(1), C(1), and D, from the fraction regulating macrophage activation of Allium sativum.
Chemical & pharmaceutical bulletin 2012;60(6):747-51.
2011: Yukio Fujiwara; Tsuyoshi Ikeda; Yoshihiro Komohara; Rino Kudo; Koji Ohnishi; Keiichiro Tsurushima; Motohiro Takeya
Oleanolic acid inhibits macrophage differentiation into the M2 phenotype and glioblastoma cell proliferation by suppressing the activation of STAT3.
Oncology reports 2011;26(6):1533-7.
2011: Yukio Fujiwara; Akinori Hayashida; Keiichiro Tsurushima; Ryoji Nagai; Makiko Yoshitomi; Norika Daiguji; Naomi Sakashita; Motohiro Takeya; Sachiko Tsukamoto; Tsuyoshi Ikeda
Triterpenoids isolated from Zizyphus jujuba inhibit foam cell formation in macrophages.
Journal of agricultural and food chemistry 2011;59(9):4544-52.
2011: Kenji Watanabe; Tsuyoshi Shuto; Miki Sato; Kouhei Onuki; Shota Mizunoe; Shingo Suzuki; T Sato; Tomoaki Koga; Mary Ann Suico; Hirofumi Kai; Tsuyoshi Ikeda
Lucidenic acids-rich extract from antlered form of Ganoderma lucidum enhances TNFα induction in THP-1 monocytic cells possibly via its modulation of MAP kinases p38 and JNK.
Biochemical and biophysical research communications 2011;408(1):18-24.
2011: Yukio Fujiwara; Naoko Kiyota; Keiichiro Tsurushima; Makiko Yoshitomi; Katsumi Mera; Naomi Sakashita; Motohiro Takeya; Tsuyoshi Ikeda; Tomohiro Araki; Toshihiro Nohara; Ryoji Nagai
Natural compounds containing a catechol group enhance the formation of Nε-(carboxymethyl)lysine of the Maillard reaction.
Free radical biology & medicine 2011;50(7):883-91.
2011: Yumiko Nagasawa; Reiko Ueoka; Rumi Yamanokuchi; Naoki Horiuchi; Tsuyoshi Ikeda; Henki Rotinsulu; Remy E P Mangindaan; Kazuyo Ukai; Hisayoshi Kobayashi; Michio Namikoshi; Hiroshi Hirota; Hideyoshi Yokosawa; Sachiko Tsukamoto
Isolation of salsolinol, a tetrahydroisoquinoline alkaloid, from the marine sponge Xestospongia cf. vansoesti as a proteasome inhibitor.
Chemical & pharmaceutical bulletin 2011;59(2):287-90.
2011: Yukio Fujiwara; Yoshihiro Komohara; Tsuyoshi Ikeda; Motohiro Takeya
Corosolic acid inhibits glioblastoma cell proliferation by suppressing the activation of signal transducer and activator of transcription-3 and nuclear factor-kappa B in tumor cells and tumor-associated macrophages.
Cancer science 2011;102(1):206-11.
2011: Nanae Matsuoka; Tsuyoshi Ikeda; Mona El-Aasr; Hideyuki Manabe; Yoshihiro Murakami; Hiroya Deguchi; Toshihiro Nohara
Study of the chemical constituents of Pruni Cortex and its related parts.
Journal of natural medicines 2011;65(1):166-71.
2010: Masateru Ono; Ayako Takigawa; Tomoko Mineno; Hitoshi Yoshimitsu; Toshihiro Nohara; Tsuyoshi Ikeda; Emiko Fukuda-Teramachi; Naoki Noda; Kazumoto Miyahara
Acylated glycosides of hydroxy fatty acid methyl esters generated from the crude resin glycoside (pharbitin) of seeds of Pharbitis nil by treatment with indium(III) chloride in methanol.
Journal of natural products 2010;73(11):1846-52.
2010: Toshihiro Nohara; Ai Nakano; Mona El-Aasr; Tsuyoshi Ikeda; Hiroyuki Miyashita; Hitoshi Yoshimitsu; Kotaro Murakami
Study of constituents of Veronicastrum villosulum.
Journal of natural medicines 2010;64(4):510-3.
2010: Masateru Ono; Yuki Shiono; Takayuki Tanaka; Chikako Masuoka; SHIN YASUDA; Tsuyoshi Ikeda; Masafumi Okawa; Junei Kinjo; Hitoshi Yoshimitsu; Toshihiro Nohara
Three new aromatic glycosides from the ripe fruit of cherry tomato.
Journal of natural medicines 2010;64(4):500-5.
2010: Sachiko Tsukamoto; Hideharu Umaoka; Kohei Yoshikawa; Tsuyoshi Ikeda; Hiroshi Hirota
Notoamide O, a structurally unprecedented prenylated indole alkaloid, and notoamides P-R from a marine-derived fungus, Aspergillus sp.
Journal of natural products 2010;73(8):1438-40.
2010: Yasuhiro Yamashita; Tatsuya Hoshino; Minoru Matsuda; Chisa Kobayashi; Aya Tominaga; Yasuhiko Nakamura; Koumei Nakashima; Kazumi Yokomizo; Tsuyoshi Ikeda; Kazutaka Mineda; Daisuke Maji; Yoshimi Niwano; Tohru Mizushima
HSP70 inducers from Chinese herbs and their effect on melanin production.
Experimental dermatology 2010;19(8):e340-2.
2010: Mona El-Aasr; Yukio Fujiwara; Motohiro Takeya; Tsuyoshi Ikeda; Sachiko Tsukamoto; Masateru Ono; Daisuke Nakano; Masafumi Okawa; Junei Kinjo; Hitoshi Yoshimitsu; Toshihiro Nohara
Onionin A from Allium cepa inhibits macrophage activation.
Journal of natural products 2010;73(7):1306-8.
2010: Sachiko Tsukamoto; Rumi Yamanokuchi; Makiko Yoshitomi; Kohei Sato; Tsuyoshi Ikeda; Henki Rotinsulu; Remy E P Mangindaan; Nicole J de Voogd; Rob W M van Soest; Hideyoshi Yokosawa
Aaptamine, an alkaloid from the sponge Aaptos suberitoides, functions as a proteasome inhibitor.
Bioorganic & medicinal chemistry letters 2010;20(11):3341-3.
2010: Tsuyoshi Ikeda; Hiroyuki Miyashita; Daisuke Nakano; Toshihiro Nohara
[Fascination with natural glycosides].
Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2010;130(5):679-86.
2009: Keita Motomura; Yukio Fujiwara; Naoko Kiyota; Keiichiro Tsurushima; Motohiro Takeya; Toshihiro Nohara; Ryoji Nagai; Tsuyoshi Ikeda
Astragalosides isolated from the root of astragalus radix inhibit the formation of advanced glycation end products.
Journal of agricultural and food chemistry 2009;57(17):7666-72.
2009: Dian-Peng Li; Mona El-Aasr; Tsuyoshi Ikeda; Misato Ogata; Hiroyuki Miyashita; Hitoshi Yoshimitsu; Toshihiro Nohara
Two new cucurbitane-type glycosides obtained from roots of Siraitia grosvenori SWINGLE.
Chemical & pharmaceutical bulletin 2009;57(8):870-2.
2009: Mona El-Aasr; Hiroyuki Miyashita; Tsuyoshi Ikeda; Jong-Hyun Lee; Hitoshi Yoshimitsu; Toshihiro Nohara; Kotaro Murakami
A new spirostanol glycoside from fruits of Solanum indicum L.
Chemical & pharmaceutical bulletin 2009;57(7):747-8.
2009: Jong-Hyun Lee; Mona El-Aasr; Tsuyoshi Ikeda; Kana Oda; Hiroyuki Miyashita; Hitoshi Yoshimitsu; Masafumi Okawa; Junei Kinjo; Toshihiro Nohara
Two new acyclic diterpene glycosides from fruits of Habanero, Capsicum chinense.
Chemical & pharmaceutical bulletin 2009;57(7):730-3.
2009: Emiko Yae; Shoji Yahara; Mona El-Aasr; Tsuyoshi Ikeda; Hitoshi Yoshimitsu; Chikako Masuoka; Masateru Ono; Izumi Hide; Yoshihiro Nakata; Toshihiro Nohara
Studies on the constituents of whole plants of Youngia japonica.
Chemical & pharmaceutical bulletin 2009;57(7):719-23.
2008: Yuki Tsunoda; Masafumi Okawa; Junei Kinjo; Tsuyoshi Ikeda; Toshihiro Nohara
Studies on the constituents of Gueldenstaedtia multiflora.
Chemical & pharmaceutical bulletin 2008;56(8):1138-42.
2008: Naoko Kiyota; Kazushi Shingu; Koki Yamaguchi; Yasuyuki Yoshitake; Kazunobu Harano; Hitoshi Yoshimitsu; Hiroyuki Miyashita; Tsuyoshi Ikeda; Chie Tagawa; Toshihiro Nohara
New C(28) steroidal glycosides from Tubocapsicum anomalum.
Chemical & pharmaceutical bulletin 2008;56(7):1038-40.
2008: Mona El Aasr; Yukino Oshiro; Yukio Fujiwara; Hiroyuki Miyashita; Tsuyoshi Ikeda; Masateru Ono; Hitoshi Yoshimitsu; Toshihiro Nohara
Conversion of esculeoside A into esculeogenin B.
Chemical & pharmaceutical bulletin 2008;56(7):926-9.
2008: Hiroyuki Miyashita; Yuuki Kai; Toshihiro Nohara; Tsuyoshi Ikeda
Efficient synthesis of alpha- and beta-chacotriosyl glycosides using appropriate donors, and their cytotoxic activity.
Carbohydrate research 2008;343(8):1309-15.
2008: Jong-Hyun Lee; Naoko Kiyota; Tsuyoshi Ikeda; Toshihiro Nohara
Three new acyclic diterpene glycosides from the aerial parts of paprika and pimiento.
Chemical & pharmaceutical bulletin 2008;56(4):582-4.
2008: Ryoji Nagai; Yukio Fujiwara; Katsumi Mera; Keita Motomura; Yasunori Iwao; Keiichiro Tsurushima; Mime Nagai; Kazuhiro Takeo; Makiko Yoshitomi; Masaki Otagiri; Tsuyoshi Ikeda
Usefulness of antibodies for evaluating the biological significance of AGEs.
Annals of the New York Academy of Sciences 2008;1126():38-41.
2008: Yukio Fujiwara; Naoko Kiyota; Keita Motomura; Katsumi Mera; Motohiro Takeya; Tsuyoshi Ikeda; Ryoji Nagai
Some natural compounds enhance N epsilon-(carboxymethyl)lysine formation.
Annals of the New York Academy of Sciences 2008;1126():152-4.
2008: Masateru Ono; Eriko Oda; Takemi Tanaka; Yoshihiko Iida; Toru Yamasaki; Chikako Masuoka; Tsuyoshi Ikeda; Toshihiro Nohara
DPPH radical-scavenging effect on some constituents from the aerial parts of Lippia triphylla.
Journal of natural medicines 2008;62(1):101-6.
2008: Toru Yamasaki; Tetsuro Kawabata; Chikako Masuoka; Junei Kinjo; Tsuyoshi Ikeda; Toshihiro Nohara; Masateru Ono
Two new lignan glucosides from the fruit of Vitex cannabifolia.
Journal of natural medicines 2008;62(1):47-51.
2007: Hiroyuki Miyashita; Tsuyoshi Ikeda; Toshihiro Nohara
Synthesis of neosaponins and neoglycolipids containing a chacotriosyl moiety.
Carbohydrate research 2007;342(15):2182-91.
2007: Yukio Fujiwara; Naoko Kiyota; Masaharu Hori; Sayaka Matsushita; Yoko Iijima; Koh Aoki; Daisuke Shibata; Motohiro Takeya; Tsuyoshi Ikeda; Toshihiro Nohara; Ryoji Nagai
Esculeogenin A, a new tomato sapogenol, ameliorates hyperlipidemia and atherosclerosis in ApoE-deficient mice by inhibiting ACAT.
Arteriosclerosis, thrombosis, and vascular biology 2007;27(11):2400-6.
2007: Chika Takamura; Tetsuya Hirata; Taro Ueda; Masateru Ono; Hiroyuki Miyashita; Tsuyoshi Ikeda; Toshihiro Nohara
Iridoids from the green leaves of Eucommia ulmoides.
Journal of natural products 2007;70(8):1312-6.
2007: Jong-Hyun Lee; Naoko Kiyota; Tsuyoshi Ikeda; Toshihiro Nohara
Acyclic diterpene glycosides, capsianosides C, D, E, F and III, from the fruits of hot red pepper Capsicum annuum L. used in Kimchi and their revised structures.
Chemical & pharmaceutical bulletin 2007;55(8):1151-6.
2007: Masateru Ono; Fumie Sugita; Syoko Shigematsu; Chika Takamura; Hitoshi Yoshimitsu; Hiroyuki Miyashita; Tsuyoshi Ikeda; Toshihiro Nohara
Three new steroid glycosides from the underground parts of Trillium kamtschaticum.
Chemical & pharmaceutical bulletin 2007;55(7):1093-6.
2007: Dianpeng Li; Tsuyoshi Ikeda; Toshihiro Nohara; Jinlei Liu; Yongxin Wen; Tatsunori Sakamoto; Gen-Ichiro Nonaka
Cucurbitane glycosides from unripe fruits of Siraitia grosvenori.
Chemical & pharmaceutical bulletin 2007;55(7):1082-6.
2007: Sayaka Matsushita; Yoshihiro Yanai; Asami Fusyuku; Tsuyoshi Ikeda; Masateru Ono; Toshihiro Nohara
Distinction of absolute configuration at C-22 of C-23-hydroxyspirostane and C-23-hydroxyspirosolane glycosides.
Chemical & pharmaceutical bulletin 2007;55(7):1079-81.
2007: Sayaka Matsushita; Yoshihiro Yanai; Asami Fusyuku; Yukio Fujiwara; Tsuyoshi Ikeda; Masateru Ono; Chunguang Han; Makoto Ojika; Toshihiro Nohara
Efficient conversion of tomatidine into neuritogenic pregnane derivative.
Chemical & pharmaceutical bulletin 2007;55(7):1077-8.
2007: Masateru Ono; Naoki Ishimatsu; Chikako Masuoka; Hitoshi Yoshimitsu; Ryota Tsuchihashi; Masafumi Okawa; Junei Kinjo; Tsuyoshi Ikeda; Toshihiro Nohara
Three new monoterpenoids from the fruit of Genipa americana.
Chemical & pharmaceutical bulletin 2007;55(4):632-4.
2007: Masateru Ono; Chika Takamura; Fumie Sugita; Chikako Masuoka; Hitoshi Yoshimitsu; Tsuyoshi Ikeda; Toshihiro Nohara
Two new steroid glycosides and a new sesquiterpenoid glycoside from the underground parts of Trillium kamtschaticum.
Chemical & pharmaceutical bulletin 2007;55(4):551-6.
2007: Naoko Kiyota; Kazushi Shingu; Koki Yamaguchi; Yasuyuki Yoshitake; Kazunobu Harano; Hitoshi Yoshimitsu; Tsuyoshi Ikeda; Toshihiro Nohara
New C(28) steroidal glycosides from Tubocapsicum anomalum.
Chemical & pharmaceutical bulletin 2007;55(1):34-6.
2006: Masateru Ono; Tsuyoshi Tsuru; Hiroaki Abe; Masashi Eto; Masafumi Okawa; Fumiko Abe; Junei Kinjo; Tsuyoshi Ikeda; Toshihiro Nohara
Bisabolane-type sesquiterpenes from the aerial parts of Lippia dulcis.
Journal of natural products 2006;69(10):1417-20.
2006: Jun Li; Xiaoli Bi; Guohua Zheng; Yoshimitsu Hitoshi; Tsuyoshi Ikeda; Toshihiro Nohara
Steroidal glycosides and aromatic compounds from Smilax riparia.
Chemical & pharmaceutical bulletin 2006;54(10):1451-4.
2006: Dianpeng Li; Tsuyoshi Ikeda; Nanae Matsuoka; Toshihiro Nohara; Hourui Zhang; Tatsunori Sakamoto; Gen-Ichiro Nonaka
Cucurbitane glycosides from unripe fruits of Lo Han Kuo (Siraitia grosvenori).
Chemical & pharmaceutical bulletin 2006;54(10):1425-8.
2006: Masateru Ono; Kanna Oishi; Hiroaki Abe; Chikako Masuoka; Masafumi Okawa; Tsuyoshi Ikeda; Toshihiro Nohara
New iridoid glucosides from the aerial parts of Verbena brasiliensis.
Chemical & pharmaceutical bulletin 2006;54(10):1421-4.
2006: Jong-Hyun Lee; Naoko Kiyota; Tsuyoshi Ikeda; Toshihiro Nohara
Acyclic diterpene glycosides, capsianosides VIII, IX, X, XIII, XV and XVI from the fruits of Paprika Capsicum annuum L. var. grossum BAILEY and Jalapeño Capsicum annuum L. var. annuum.
Chemical & pharmaceutical bulletin 2006;54(10):1365-9.
2006: Eishin Noguchi; Yukio Fujiwara; Sayaka Matsushita; Tsuyoshi Ikeda; Masateru Ono; Toshihiro Nohara
Metabolism of tomato steroidal glycosides in humans.
Chemical & pharmaceutical bulletin 2006;54(9):1312-4.
2006: Masateru Ono; Yuuki Takara; Masamichi Egami; Koichi Uranaka; Hitoshi Yoshimitsu; Sayaka Matsushita; Yukio Fujiwara; Tsuyoshi Ikeda; Toshihiro Nohara
Steroidal alkaloid glycosides, esculeosides C and D, from the ripe fruit of cherry tomato.
Chemical & pharmaceutical bulletin 2006;54(2):237-9.
2006: Masateru Ono; Kazuya Nishimura; Keita Suzuki; Takeshi Fukushima; Keiji Igoshi; Hitoshi Yoshimitsu; Tsuyoshi Ikeda; Toshihiro Nohara
Steroidal glycosides from the underground parts of Solanum sodomaeum.
Chemical & pharmaceutical bulletin 2006;54(2):230-3.
2005: Masateru Ono; Masami Ueno; Chikako Masuoka; Tsuyoshi Ikeda; Toshihiro Nohara
Iridoid glucosides from the fruit of Genipa americana.
Chemical & pharmaceutical bulletin 2005;53(10):1342-4.
2005: Masateru Ono; Hiroaki Morinaga; Chikako Masuoka; Tsuyoshi Ikeda; Masafumi Okawa; Junei Kinjo; Toshihiro Nohara
New Bisabolane-Type Sesquiterpenes from the Aerial Parts of Lippia dulcis.
Chemical & pharmaceutical bulletin 2005;53(9):1175-7.
2005: Yoshihiko Iida; Yoshihiro Yanai; Masateru Ono; Tsuyoshi Ikeda; Toshihiro Nohara
Three unusual 22-beta-O-23-hydroxy-(5 alpha)-spirostanol glycosides from the fruits of Solanum torvum.
Chemical & pharmaceutical bulletin 2005;53(9):1122-5.
2005: Tsuyoshi Ikeda; Kazumi Yokomizo; Masafumi Okawa; Ryota Tsuchihashi; Junei Kinjo; Toshihiro Nohara; Masaru Uyeda
Anti-herpes virus type 1 activity of oleanane-type triterpenoids.
Biological & pharmaceutical bulletin 2005;28(9):1779-81.
2005: Miho Yoshizaki; Sayaka Matsushita; Yukio Fujiwara; Tsuyoshi Ikeda; Masateru Ono; Toshihiro Nohara
Tomato new sapogenols, isoesculeogenin A and esculeogenin B.
Chemical & pharmaceutical bulletin 2005;53(7):839-40.
2005: Yukio Fujiwara; Miho Yoshizaki; Sayaka Matsushita; Shoji Yahara; Emiko Yae; Tsuyoshi Ikeda; Masateru Ono; Toshihiro Nohara
A new tomato pregnane glycoside from the overripe fruits.
Chemical & pharmaceutical bulletin 2005;53(5):584-5.
2005: Jian-Chen Li; Li Feng; Bao-Hui Sun; Tsuyoshi Ikeda; Toshihiro Nohara
Hepatoprotective activity of the constituents in Swertia pseudochinensis.
Biological & pharmaceutical bulletin 2005;28(3):534-7.
2005: Jun Li; Makoto Tanaka; Katsuki Kurasawa; Tsuyoshi Ikeda; Toshihiro Nohara
Lignan and neolignan derivatives from Magnolia denudata.
Chemical & pharmaceutical bulletin 2005;53(2):235-7.
2004: Masateru Ono; Yoichiro Nishida; Chikako Masuoka; Jian-Chen Li; Masafumi Okawa; Tsuyoshi Ikeda; Toshihiro Nohara
Lignan derivatives and a norditerpene from the seeds of Vitex negundo.
Journal of natural products 2004;67(12):2073-5.
2004: Tomonori Tanaka; Tsuyoshi Ikeda; Miho Kaku; Xing-Hua Zhu; Masafumi Okawa; Kazumi Yokomizo; Masaru Uyeda; Toshihiro Nohara
A new lignan glycoside and phenylethanoid glycosides from Strobilanthes cusia BREMEK.
Chemical & pharmaceutical bulletin 2004;52(10):1242-5.
2004: Tsuyoshi Ikeda; Hidetsugu Tsumagari; Masafumi Okawa; Toshihiro Nohara
Pregnane- and furostane-type oligoglycosides from the seeds of Allium tuberosum.
Chemical & pharmaceutical bulletin 2004;52(1):142-5.
2003: Masateru Ono; Yoshihiro Yanai; Tsuyoshi Ikeda; Masafumi Okawa; Toshihiro Nohara
Steroids from the underground parts of Trillium kamtschaticum.
Chemical & pharmaceutical bulletin 2003;51(11):1328-31.
2003: Tsuyoshi Ikeda; Hidetsugu Tsumagari; Takehiko Honbu; Toshihiro Nohara
Cytotoxic activity of steroidal glycosides from solanum plants.
Biological & pharmaceutical bulletin 2003;26(8):1198-201.
2003: Yukio Fujiwara; Shoji Yahara; Tsuyoshi Ikeda; Masateru Ono; Toshihiro Nohara
Cytotoxic major saponin from tomato fruits.
Chemical & pharmaceutical bulletin 2003;51(2):234-5.
2002: Takehiko Honbu; Tsuyoshi Ikeda; Xing-Hua Zhu; Osamu Yoshihara; Masafumi Okawa; Alaa Mohamed Nafady; Toshihiro Nohara
New steroidal glycosides from the fruits of Solanum anguivi.
Journal of natural products 2002;65(12):1918-20.
2002: Satomi Furukawa; Naomichi Takagi; Tsuyoshi Ikeda; Masateru Ono; Alaa Mohamed Nafady; Toshihiro Nohara; Hiroyuki Sugimoto; Shima Doi; Hideo Yamada
Two novel long-chain alkanoic acid esters of lupeol from alecrim-propolis.
Chemical & pharmaceutical bulletin 2002;50(3):439-40.
2001: Xing-Hua Zhu; J Ando; M Takagi; Tsuyoshi Ikeda; A Yoshimitsu; Toshihiro Nohara
Four novel withanolide-type steroids from the leaves of Solanum cilistum.
Chemical & pharmaceutical bulletin 2001;49(11):1440-3.
2001: Xing-Hua Zhu; M Takagi; Tsuyoshi Ikeda; K Midzuki; Toshihiro Nohara
Withanolide-type steroids from Solanum cilistum.
Phytochemistry 2001;56(7):741-5.
2001: Xing-Hua Zhu; J Ando; M Takagi; Tsuyoshi Ikeda; Toshihiro Nohara
Six new withanolide-type steroids from the leaves of Solanum cilistum.
Chemical & pharmaceutical bulletin 2001;49(2):161-4.
2000: Junei Kinjo; Tsuyoshi Ikeda; Masafumi Okawa; M Udayama; T Hirakawa; Y Shii; Toshihiro Nohara
Hepatoprotective and hepatotoxic activities of sophoradiol analogs on rat primary liver cell cultures.
Biological & pharmaceutical bulletin 2000;23(9):1118-21.
2000: Sei-Ryang Oh; Junei Kinjo; Y Shii; Tsuyoshi Ikeda; Toshihiro Nohara; K S Ahn; J H Kim; H K Lee
Effects of triterpenoids from Pueraria lobata on immunohemolysis: beta-D-glucuronic acid plays an active role in anticomplementary activity in vitro.
Planta medica 2000;66(6):506-10.
2000: Tsuyoshi Ikeda; Hidetsugu Tsumagari; Toshihiro Nohara
Steroidal oligoglycosides from Solanum nigrum.
Chemical & pharmaceutical bulletin 2000;48(7):1062-4.
2000: Xing-Hua Zhu; Tsuyoshi Ikeda; Toshihiro Nohara
Studies on the constituents of solanaceous plants. (46). Steroidal glycosides from the fruits of Solanum anguivi.
Chemical & pharmaceutical bulletin 2000;48(4):568-70.
2000: Tsuyoshi Ikeda; J Ando; A Miyazono; Xing-Hua Zhu; Hidetsugu Tsumagari; Toshihiro Nohara; Kazumi Yokomizo; Masaru Uyeda
Anti-herpes virus activity of Solanum steroidal glycosides.
Biological & pharmaceutical bulletin 2000;23(3):363-4.
2000: Tsuyoshi Ikeda; Hidetsugu Tsumagari; Toshihiro Nohara
Steroidal oligoglycosides from the seeds of Allium tuberosum.
Chemical & pharmaceutical bulletin 2000;48(3):362-5.
1998: Tsuyoshi Ikeda; M Udayama; Masafumi Okawa; T Arao; Junei Kinjo; Toshihiro Nohara
Partial hydrolysis of soyasaponin I and the hepatoprotective effects of the hydrolytic products. Study of the structure-hepatoprotective relationship of soyasapogenol B analogs.
Chemical & pharmaceutical bulletin 1998;46(2):359-61.
1997: Tsuyoshi Ikeda; S Fujiwara; K Araki; Junei Kinjo; Toshihiro Nohara; T Miyoshi
Cytotoxic glycosides from Albizia julibrissin.
Journal of natural products 1997;60(2):102-7.