Shiina, Isamu; Sano, Yoshiyuki; Nakata, Kenya; Suzuki, Masahiko; Yokoyama, Toshikazu; Sasaki, Akane; Orikasa, Tomoko; Miyamoto, Tomomi; Ikekita, Masahiko; Nagahara, Yukitoshi; Hasome, Yoshimune Bioorganic and Medicinal Chemistry, 2007 , vol. 15, # 24 p. 7599 - 7617