Radiation and Biomolecular Science Group

		To　Japanese site

Focuses on fundamental processes induced in complex biomolecules, and the biological responses characteristic to a nonequilibrium open system.

News

2010/04/25 Added pages on "DNA damage and radioactive materials"
2010/08/10 Web site opened.
2010/04/01 New group started.

Topics and selected papers

Oka, T., Yokoya, A. and Fujii, K. Electron paramagnetic resonance study of unpaired electron species in thin films of pyrimidine bases induced by nitrogen and oxygen K-shell photoabsorption. Appl. Phys. Lett. 98, 103701 (2011).

Oka, T.Oshima, A.,Motohashi, R., Seto, N., Watanabe, Y., Kobayashi, R., Saito, K., Kudo, H., Murakami, T., Washio, M. and Hama. Y. Changes to the chemical structure of isotactic-polypropylene induced by ion-beam irradiation. Radiat. Phys. Chem. 80, 278-280, 2011.

Hata K, Lin M, Katsumura Y, Muroya Y, Fu H, Yamashita S, Nakagawa H.

Pulse Radiolysis Study on Free Radical Scavenger Edaravone (3-methyl-1-phenyl-2-pyrazolin-5-one). 2: A Comparative Study on Edaravone Derivatives. J. Radiat. Res..52, 15-23, 2011.

Yokoya, A., Fujii, K., Shikazono, N. and Ukai, M. Chap. 20: Spectroscopic study of radiation-induced DNA lesions and their susceptibility to enzymatic repair. （Invited Review）In Charged Particle and Photon Interactions with Matter - Recent Advances, Applications, and Interfaces -, ed. by Hatano, Y., Katsumura, Y. and Mozumder, A., pp. 543-574, CRC Press, Boca Raton/New York/Abingdon, Dec. 2010.

Yamashita, S., Taguchi, M., Baldacchino, G., and Katsumura, Y. Chap. 13: Radiation chemistry of liquid water with heavy ions: steady-state and pulse radiolysis studies. （Invited Review）In Charged Particle and Photon Interactions with Matter - Recent Advances, Applications, and Interfaces -, ed. by Hatano, Y., Katsumura, Y. and Mozumder, A., pp. 325-354, CRC Press, Boca Raton/New York/Abingdon, Dec. 2010.

Ukai, M., Yokoya, A, Fujii, K and Saitoh, Y. X-ray absorption spectra for nucleotides (AMP, GMP, and CMP) in liquid water solutions near the nitrogen K-edge. Chem. Phys. Let. 495, 90-95 (2010).

Fu, H., Lin, M., Muroya, K., Katsumura, Y., Yokoya, A., Y., Hata, Muroya, Y., Fujii, K., and Shikazono, N. Protective effect of silybin and analogues against X-ray radiation-induced damage. Acta Biochim. Biophys. Sin. 42, 489-495 (2010).

Press Release: (Oct. 2009)
Selected DNA damage induction by synchrotron soft X-rays (Japanese)

　

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