Antinociceptive effect of 7-hydroxymitragynine in mice: Discovery of an orally active opioid analgesic from the Thai medicinal herb Mitragyna speciosa von Matsumoto, Kenjiro, Horie, Syunji, Ishikawa, Hayato, Takayama, Hiromitsu, Aimi, Norio, Ponglux, Dhavadee, Watanabe, Kazuo

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Studies on the Synthesis and Opioid Agonistic Activities of Mitragynine-Related Indole Alkaloids:  Discovery of Opioid Agonists Structurally Different from Other Opioid Ligands von Takayama, Hiromitsu, Ishikawa, Hayato, Kurihara, Mika, Kitajima, Mariko, Aimi, Norio, Ponglux, Dhavadee, Koyama, Fumi, Matsumoto, Kenjiro, Moriyama, Tomoyuki, Yamamoto, Leonard T, Watanabe, Kazuo, Murayama, Toshihiko, Horie, Syunji

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Antinociception, tolerance and withdrawal symptoms induced by 7-hydroxymitragynine, an alkaloid from the Thai medicinal herb Mitragyna speciosa von Matsumoto, Kenjiro, Horie, Syunji, Takayama, Hiromitsu, Ishikawa, Hayato, Aimi, Norio, Ponglux, Dhavadee, Murayama, Toshihiko, Watanabe, Kazuo

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Inhibitory effect of mitragynine, an analgesic alkaloid from Thai herbal medicine, on neurogenic contraction of the vas deferens von Matsumoto, Kenjiro, Yamamoto, Leonardo T., Watanabe, Kazuo, Yano, Shingo, Shan, Jie, Pang, Peter K.T., Ponglux, Dhavadee, Takayama, Hiromitsu, Horie, Syunji

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Indole alkaloids of a Thai medicinal herb, Mitragyna speciosa, that has opioid agonistic effect in guinea-pig ileum von Horie, S, Koyama, F, Takayama, H, Ishikawa, H, Aimi, N, Ponglux, D, Matsumoto, K, Murayama, T

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Partial agonistic effect of 9-hydroxycorynantheidine on μ-opioid receptor in the guinea-pig ileum von Matsumoto, Kenjiro, Takayama, Hiromitsu, Ishikawa, Hayato, Aimi, Norio, Ponglux, Dhavadee, Watanabe, Kazuo, Horie, Syunji

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A Nuclear Magnetic Resonance Study on the Eleven Stereoisomers of Heteroyohimbine-Type Oxindole Alkaloids von SEKI, Hiroko, TAKAYAMA, Hiromitsu, AIMI, Norio, SAKAI, Shin-ichiro, PONGLUX, Dhavadee

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Novel Indole Alkaloids from the Leaves of Rauwolfia sumatrana JACK. in Thailand von SUBHADHIRASAKUL, Sanan, TAKAYAMA, Hiromitsu, AIMI, Norio, PONGLUX, Dhavadee, SAKAI, Shin-ichiro

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HUNTERIOSIDE, FIRST BIOSE BOUND MONOTERPENOID INDOLE ALKALOID FROM HUNTERIA ZEYLANICA von SUBHADHIRASAKUL, Sanan, AIMI, Norio, TAKAYAMA, Hiromitsu, PONGLUX, Dhavadee, SAKAI, Shin-ichiro

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New Corymine-Related Indole Alkaloids from Hunteria zeylanica in Thailand von SUBHADHIRASAKUL, Sanan, TAKAYAMA, Hiromitsu, MIYABE, Yuhko, AIMI, Norio, PONGLUX, Dhavadee, SAKAI, Shin-ichiro

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Triterpenoidal constituents of uncaria florida vidal von Aimi, Norio, Likhitwitayawuid, Kittisak, Goto, Junko, Ponglux, Dhavadee, Haginiwa, Joju, Sakai, Shin-ichiro

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A new class of indole alkaloid ‘elegansamine’ constructed from a monoterpenoid indole alkaloid and an iridoid von Ponglux, Dhavadee, Wongseripipatana, Sumphan, Takayama, Hiromitsu, Ogata, Koreharu, Aimi, Norio, Sakai, Shin-ichiro

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STRUCTURES OF TWO NEW BITTER PRINCIPLES ISOLATED FROM A THAI MEDICINAL PLANT, VERNONIA EXTENSA D. C von PONGLUX, Dhavadee, WONGSERIPIPATANA, Sumphan, AIMI, Norio, OYA, Naoko, HOSOKAWA, Hajime, HAGINIWA, Joju, SAKAI, Shin-ichiro

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A New Indole Alkaloid, 7 α-Hydroxy-7H-mitragynine, from Mitragyna speciosa in Thailand von Ponglux, Dhavadee, Wongseripipatana, Sumphan, Takayama, Hiromitsu, Kikuchi, Masae, Kurihara, Mika, Kitajima, Mariko, Aimi, Norio, Sakai, Shin-ichiro

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STRUCTURE AND SYNTHESIS OF TWO NEW TYPES OF OXINDOLE ALKALOIDS FOUND FROM UNCARIA SALACCENSIS von PONGLUX, Dhavadee, WONGSERIPIPATANA, Sumphan, AIMI, Norio, NISHIMURA, Masashi, ISHIKAWA, Midori, SADA, Hiroyuki, HAGINIWA, Joju, SAKAI, Shin-ichiro

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A NEW CLASS OF TWO DIMERIC INDOLE ALKALOIDS, CORYZEYLAMINE AND DEFORMYLCORYZEYLAMINE, FROM THE LEAVES OF HUNTERIA ZEYLANICA IN THAILAND von TAKAYAMA, Hiromitsu, SUBHADHIRASAKUL, Sanan, MIZUKI, Junko, KITAJIMA, Mariko, AIMI, Norio, PONGLUX, Dhavadee, SAKAI, Shin-ichiro

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Biomimetic synthesis of koumine skeleton: Partial synthesis of 11-methoxykoumine ( gelsemium-type alkaloid ) from 18-hydroxygardnerine von Sakal, Shin-ichiro, Yamanaka, Etsuji, Kitajima, Mariko, Yokota, Masaki, Aimi, Norio, Wongseripatana, Sumphan, Ponglux, Dhavadee

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Indole alkaloids isolated from Gelsemium elegans (Thailand): 19-(Z)-akuammidine, 16-epi-voacarpine, 19-hydroxydihydrogelsevirine, and the revised structure of koumidine von SAKAI, S.-I, WONGSERIPIPATANA, S, PONGLUX, D, YOKOTA, M, OGATA, K, TAKAYAMA, H, AIMI, N

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Alkaloids of Uncaria attenuata from Thailand von Ponglux, Dhavadee, Supavita, Tanomjit, Verpoorte, Robert, Phillipson, David

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Indole Alkaloids of a Thai Medicinal Herb, Mitragyna speciosa, that has Opioid Agonistic Effect in Guinea-Pig Ileum von Horie, Syunji, Koyama, Fumi, Takayama, Hiromitsu, Ishikawa, Hayato, Aimi, Norio, Ponglux, Dhavadee, Matsumoto, Kenjiro, Murayama, Toshihiko

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