Takashi Koyano

Biologically Active Indole Alkaloids from <i>Kopsia </i><i>arborea</i>

Kuan‐Hon Lim, Osamu Hiraku, Kanki Komiyama et al. · Journal of Natural Products · 2007 · 149 citations

Biologically Active Aspidofractinine, Rhazinilam, Akuammiline, and Vincorine Alkaloids from <i>Kopsia</i>

G. Subramaniam, Osamu Hiraku, Masahiko Hayashi et al. · Journal of Natural Products · 2007 · 136 citations

Naturally Occurring Small‐Molecule Inhibitors of Hedgehog/GLI‐Mediated Transcription

Takahiro Hosoya, Midori A. Arai, Takashi Koyano et al. · ChemBioChem · 2008 · 127 citations

Chemoprevention Strategy, Hedgehog/gli‐mediated Transcription, Pathology +16

Induction of normal phenotypes in ras-transformed cells by damnacanthal from Morinda citrifolia

Tomonori Hiramatsu, Masaya Imoto, Takashi Koyano et al. · Cancer Letters · 1993 · 106 citations

Plant Biology, Developmental Biology, Health Sciences +13

Leishmanicidal alkaloids from Kopsia griffithii

Toh‐Seok Kam, Kooi‐Mow Sim, Takashi Koyano et al. · Phytochemistry · 1999 · 88 citations

Biology, Bioorganic Chemistry, Natural Sciences +4