K. Otoguro, M. Iwatsuki, A. Ishiyama, M. Namatame, A. Nishihara-Tsukashima, H. Kiyohara, T. Hashimoto, Y. Asakawa, S. ?mura, H. Yamada. In vitro antitrypanosomal activity of some phenolic compounds from propolis and lactones from Fijian Kawa ( Piper methysticum)., J. Nat. Med., 16, 558-561 (2012)
 
A. Ishiyama, K. Otoguro, M. Iwatsuki, Namatame, A. Nishihara-Tsukashima, Y. Takahashi, H. Onodera, H. Yamada, S. ?mura. In vitro antitrypanosomal activity of five low-MW antibiotics., J. Antibiot., 65, 113-114 (2012)
              
M. Iwatsuki, A. Nishihara-Tsukashima, A Ishiyama, M. Namatame, Y. Watanabe, S. Handasah, H. Pranamuda, B. Marwoto, A. Matsumoto, Y. Takahashi, K. Otoguro, S. ?mura. Jogyamycin, a new antiprotozoal aminocyclopentitol antibiotic, produced by Streptomyces sp. a-WM-JG-16.2., J. Antibiot., 65, 169-171 (2012)
 
J. Hashida, M. Niitsuma, M. Iwatsuki, M. Mori, A. Ishiyama, M. Namatame, A. Nishihara-Tsukashima, A. Matsumoto, A. Ismet, Y. Takahashi, H. Yamada, K. Otoguro, K. Shiomi, S. ?mura. Panowamycins A and B, new antitrypanosomal isochromans produced by Streptomyces sp. K07-0010., J. Antibiot., 65, 197-202 (2012)
  H. Oguri, H. Mizoguchi, H. Oikawa, A. Ishiyama, M. Iwatsuki, K. Otoguro, S. ?mura. Parallel and four-step synthesis of natural-product-inspired scaffolds through modular assembly and divergent cyclization., Bellstein J. Org. Chem., 8, 930-940 (2012)