Hirokazu Hosoyama

Taxuspines A ∼ C, new taxoids from Japanese yew Taxus cuspidata inhibiting drug transport activity of P-glycoprotein in multidrug-resistant cells

Jun’ichi Kobayashi, Aya Ogiwara, Hirokazu Hosoyama et al. · Tetrahedron · 1994 · 88 citations

Glycosylation, Biochemistry, New Taxoids +8

Effects of taxoids from Taxus cuspidata on microtubule depolymerization and vincristine accumulation in MDR cells

Jun’ichi Kobayashi, Hirokazu Hosoyama, Xiaoxia Wang et al. · Bioorganic & Medicinal Chemistry Letters · 1997 · 51 citations

Biochemistry, Taxus Cuspidata, Cell Culture +5

Endothelium-dependent vasorelaxation effect of rutin-free tartary buckwheat extract in isolated rat thoracic aorta

Yusuke Ushida, Toshiro Matsui, Mitsuru Tanaka et al. · The Journal of Nutritional Biochemistry · 2008 · 45 citations

Endothelium-dependent Vasorelaxation Effect, Cardiovascular Disease, Medicine +8

Taxuspines E ∼ H and J, new taxoids from the Japanese yew Taxus cuspidata

Jun’ichi Kobayashi, Akiko Inubushi, Hirokazu Hosoyama et al. · Tetrahedron · 1995 · 42 citations

Botany, East Asian Studies, New Taxoids +4

Taxuspines U, V, and W, new taxane and related diterpenoids from the Japanese yew Taxus cuspidata

Hirokazu Hosoyama, Akiko Inubushi, Takie Katsui et al. · Tetrahedron · 1996 · 36 citations

Biology, New Taxane, Botany +5