Sumphan Wongseripipatana

Involvement of μ-opioid receptors in antinociception and inhibition of gastrointestinal transit induced by 7-hydroxymitragynine, isolated from Thai herbal medicine Mitragyna speciosa

Kenjiro Matsumoto, Yoshio Hatori, Toshihiko Murayama et al. · European Journal of Pharmacology · 2006 · 100 citations

Medicine, Medicinal Chemistry, Pharmacology +15

Studies on the indole alkaloids of gelsem1um elegans (thailand): structure elucidation and proposal of biogenetic route

Dhavadee Ponglux, Sumphan Wongseripipatana, Sanan Subhadhirasakul et al. · Tetrahedron · 1988 · 96 citations

Life Sciences, Biology, Botany +11

Four Novel Gelsenicine-Related Oxindole Alkaloids from the Leaves of <i>Gelsemium </i><i>e</i><i>legans</i> Benth.

Noriyuki Kogure, Naoko Ishii, Mariko Kitajima et al. · Organic Letters · 2006 · 71 citations

Life Sciences, Botany, Plant Sciences +7

New Procedure to Mask the 2,3-π Bond of the Indole Nucleus and Its Application to the Preparation of Potent Opioid Receptor Agonists with a Corynanthe Skeleton

Hiromitsu Takayama, Kaori Misawa, Naoki Okada et al. · Organic Letters · 2006 · 60 citations

Medicine, Medicinal Chemistry, Pharmacology +17

MGM-9 [(E)-methyl 2-(3-ethyl-7a,12a-(epoxyethanoxy)-9-fluoro-1,2,3,4,6,7,12,12b-octahydro-8-methoxyindolo[2,3-a]quinolizin-2-yl)-3-methoxyacrylate], a derivative of the indole alkaloid mitragynine: A novel dual-acting μ- and κ-opioid agonist with potent antinociceptive and weak rewarding effects in mice

Kenjiro Matsumoto, Hiromitsu Takayama, Minoru Narita et al. · Neuropharmacology · 2008 · 56 citations

Medicine, Medicinal Chemistry, Pharmacology +16