T
Takeshi Arakawa
Researcher at University of Shizuoka
Publications - 2
Citations - 229
Takeshi Arakawa is an academic researcher from University of Shizuoka. The author has contributed to research in topics: Flavanone & Hyoscyamus. The author has an hindex of 2, co-authored 2 publications receiving 216 citations.
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Antibacterial and antiandrogen flavonoids from Sophora flavescens.
TL;DR: Sixteen flavanones, three flavanonols, and four pterocarpans isolated from the MeOH extract of the roots of Sophora flavescens exhibited significant antibacterial activities against the Gram-positive bacteria Staphylococcus aureus, Bacillus subtilis, S. epidermidis, and Propionibacterium acnes.
Journal ArticleDOI
Phytoalexins from hairy roots of Hyoscyamus albus treated with methyl jasmonate.
Masanori Kuroyanagi,Takeshi Arakawa,Yoji Mikami,Kenichi Yoshida,Nobuo Kawahar,Tatsuo Hayashi,Hidehiko Ishimaru +6 more
TL;DR: The treatment of hairy roots of Hyoscyamus albus with copper sulfate (Cu2+) and methyl jasmonate (JAMe) produced several phytoalexins having the vetispyrane skeleton, including lubimin and solavetivone.