Two cytotoxic squalene-derived polyethers from the Japanese red alga Chondria armata

by Toshiyuki Hamada, Kazushi Kobayashi, Naomichi Arima, Fumito Tani, Charles Santhanaraju Vairappan, Satoaki Onitsuka, Hiroaki Okamura
Published 2020

Composition and Monthly Changes of the Volatile Constituents in the Sour Hetsuka-daidai Citrus Peel

by Toshiyuki Hamada, Kanako Harano, Rino Niihara, Hiromi Kitahara, Masashi Yamamoto, Charles Santhanaraju Vairappan, Fumito Tani, Satoaki Onitsuka, Hiroaki Okamura
Published 2020

Aaptamine-related alkaloid from the marine sponge Aaptos aaptos

by Toshiyuki Hamada, Yoshito Matsumoto, Phan, Chin Soon, Takashi Kamada, Satoaki Onitsuka, Hiroaki Okamura, Tetsuo Iwagawa, Naomichi Arima, Fumito Tani, Charles S. Vairappan
Published 2019