Department of Pharmacognosy, Okayama University Graduate School of Medicine, Dentistry and Pharmaceutical Sciences, Tsushima, Japan. 2008。Faculty of Pharmaceutical Sciences, Okayama University, Tsushima, Okayama 700-8530, Japan. 2003 - 2005。 Research areas, keyword： tannin, polyphenol, Kampo prescription, natural medicine, plant constituent, suppression of antibiotic resistance。 References： Enhancement of antibacterial effects of epigallocatechin gallate, using ascorbic acid. Hatano, T., Tsugawa, M., Kusuda, M., Taniguchi, S., Yoshida, T., Shiota, S., Tsuchiya, T. Phytochemistry (2008) 。 Effects of tannins and related polyphenols on methicillin-resistant Staphylococcus aureus. Hatano, T., Kusuda, M., Inada, K., Ogawa, T.O., Shiota, S., Tsuchiya, T., Yoshida, T. Phytochemistry (2005)。 Aliphatic acid amides of the fruits of Zanthoxylum piperitum. Hatano, T., Inada, K., Ogawa, T.O., Ito, H., Yoshida, T. Phytochemistry (2004)。 Size exclusion chromatographic analysis of polyphenol-serum albumin complexes. Hatano, T., Hori, M., Hemingway, R.W., Yoshida, T. Phytochemistry (2003) 。 Theasinensin A, a tea polyphenol formed from (-)-epigallocatechin gallate, suppresses antibiotic resistance of methicillin-resistant Staphylococcus aureus. Hatano, T., Kusuda, M., Hori, M., Shiota, S., Tsuchiya, T., Yoshida, T. Planta Med. (2003)。