広島・長崎原爆における残留放射線の影響
International Workshop for the Residual Radiation from
the Hiroshima and Nagasaki A-bombs
January 26, 2015
Koujin Conference Hall on Kasumi Campus, Hiroshima University
Organizer: Masaharu Hoshi, Megu Ohtaki
This workshop is supported in part by Grant-in-Aid for Scientific Research No. 26257501 from the Japan Society for the Promotion of Sciences.
Program (Time and titles)
9:20～9:30 Opening M. Hoshi
9:30～10:10 N. Hara*1, K. Otani*1, T. Tonda*2, Y. Sato*1, H. Kawakami*1, M. Hoshi*1, K. Satoh*1, M. Ohtaki*1 (*1Hiroshima Univ., *2Prefectural Univ. of Hiroshima). Estimation of effect of non-initial radiation exposure on solid cancer mortality among Hiroshima atomic bomb survivors with Cox regression.
10:10～10:50 K. Satoh*1, T. Tonda*2, K. Otani*1, Y. Sato*1, N. Hara*1, H. Kawakami*1, Y. Takihara*1, M. Hoshi*1, M. Ohtaki*1 (*1Hiroshima Univ., *2Prefectural Univ. of Hiroshima). Evaluating non-initial radiation exposure on solid cancer mortality among Hiroshima A-bomb survivors using Poisson regression analysis.
10:50～11:00 Coffee Breaks
11:00～11:40 K. Otani*1, T. Tonda*2, K. Satoh*1, N. Hara*1, H. Kawakami*1, T. Takihara*1, M. Hoshi*1, M. Ohtaki*1 (*1Hiroshima Univ., *2Prefectural Univ. of Hiroshima). Source and effects of residual radiation: excess mortality risk from solid cancers based on Hiroshima A-bomb early entrants cohort data, 1970-2010.
11:40～12:20 M. Hoshi*1, M. Aoyama*2, A. Sakaguchi*3, H. Kato*3, Y. Onda*3, S. Endo*1, T. Takatsuji*4, V. Stepanenko*5, M. Ohtaki*1 (*1Hiroshima Univ., *2Fukushima Univ., *3Tsukuba Univ., *4Nagasaki Univ., *5Medical Radiological Research Center). The Hiroshima and Nagasaki sample collection and analysis for the dose calculation from residual radio-activities.
12:20～13:30 Lunch Time
13:30～14:10 V. Stepanenko*1, M. Hoshi*2, M. Ohtaki*2, T. Rakhypbekov*3, A. Dyussupov*3, N. Chaizhunusova*3, N. Sayakenov*3, D. Uzbekov*3, D. Shabdarbaeva*3, A. Saimova*3, K. Zhumadilov*4 (*1Medical Radiogical Research Center, *2Hiroshima Univ., *3Semei State Medical University, *4Gumilyov Eurasian National University). Internal dose estimations in the experimental animals after irradiation by neutron activated 56Mn powder: a simulation of residual radioactivity following Hiroshima A-bombing.
14:10～14:30 K. Shichijo*1, T. Takatsuji, Z. Mussazhanova, M. Nakashima (*1Nagasaki University). M. Hoshi*2. (*2Hiroshima University). Biological effects of internal irradiation by neutron activated 56Mn powder in experimental animals.
14:30～15:20 C. Nohara*1, (*1University of the Ryukyu). The biological impacts of ingested radioactive materials on the pale grass blue butterfly.
15:20～15:30 Coffee Breaks
15:30～16:20 V. Stepanenko*1, T. Kolyzhenkov*1, S. Endo*2, M. Hoshi*2, M. Ohtaki*2, A. Petukhov*1, A.Khailov*1, K. Tanaka*2, T. Rakhypbekov*3 (*1MedicalRadiological Research Center, *2HiroshimaUniv., *3Semei State Medical University). Potential of single grain OSL method for dose reconstruction in application to quartz containing samples from Hiroshima city and from Minamisoma city.
16:20～17:00 Discussion
Contact:
Department of Environmetrics and Biometrics, Research Institute for Radiation Biology and Medicine, Hiroshima University, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551, Japan
TEL: +81-82-257-5854 / FAX: +81-82-256-7106
Megu Ohtaki ohtaki@hiroshima-u.ac.jp:
International Workshop for the Residual Radiation from
the Hiroshima and Nagasaki A-bombs
January 26, 2015
Koujin Conference Hall on Kasumi Campus, Hiroshima University
Organizer: Masaharu Hoshi, Megu Ohtaki
This workshop is supported in part by Grant-in-Aid for Scientific Research No. 26257501 from the Japan Society for the Promotion of Sciences.
Program (Time and titles)
9:20～9:30 Opening M. Hoshi
9:30～10:10 N. Hara*1, K. Otani*1, T. Tonda*2, Y. Sato*1, H. Kawakami*1, M. Hoshi*1, K. Satoh*1, M. Ohtaki*1 (*1Hiroshima Univ., *2Prefectural Univ. of Hiroshima). Estimation of effect of non-initial radiation exposure on solid cancer mortality among Hiroshima atomic bomb survivors with Cox regression.
10:10～10:50 K. Satoh*1, T. Tonda*2, K. Otani*1, Y. Sato*1, N. Hara*1, H. Kawakami*1, Y. Takihara*1, M. Hoshi*1, M. Ohtaki*1 (*1Hiroshima Univ., *2Prefectural Univ. of Hiroshima). Evaluating non-initial radiation exposure on solid cancer mortality among Hiroshima A-bomb survivors using Poisson regression analysis.
10:50～11:00 Coffee Breaks
11:00～11:40 K. Otani*1, T. Tonda*2, K. Satoh*1, N. Hara*1, H. Kawakami*1, T. Takihara*1, M. Hoshi*1, M. Ohtaki*1 (*1Hiroshima Univ., *2Prefectural Univ. of Hiroshima). Source and effects of residual radiation: excess mortality risk from solid cancers based on Hiroshima A-bomb early entrants cohort data, 1970-2010.
11:40～12:20 M. Hoshi*1, M. Aoyama*2, A. Sakaguchi*3, H. Kato*3, Y. Onda*3, S. Endo*1, T. Takatsuji*4, V. Stepanenko*5, M. Ohtaki*1 (*1Hiroshima Univ., *2Fukushima Univ., *3Tsukuba Univ., *4Nagasaki Univ., *5Medical Radiological Research Center). The Hiroshima and Nagasaki sample collection and analysis for the dose calculation from residual radio-activities.
12:20～13:30 Lunch Time
13:30～14:10 V. Stepanenko*1, M. Hoshi*2, M. Ohtaki*2, T. Rakhypbekov*3, A. Dyussupov*3, N. Chaizhunusova*3, N. Sayakenov*3, D. Uzbekov*3, D. Shabdarbaeva*3, A. Saimova*3, K. Zhumadilov*4 (*1Medical Radiogical Research Center, *2Hiroshima Univ., *3Semei State Medical University, *4Gumilyov Eurasian National University). Internal dose estimations in the experimental animals after irradiation by neutron activated 56Mn powder: a simulation of residual radioactivity following Hiroshima A-bombing.
14:10～14:30 K. Shichijo*1, T. Takatsuji, Z. Mussazhanova, M. Nakashima (*1Nagasaki University). M. Hoshi*2. (*2Hiroshima University). Biological effects of internal irradiation by neutron activated 56Mn powder in experimental animals.
14:30～15:20 C. Nohara*1, (*1University of the Ryukyu). The biological impacts of ingested radioactive materials on the pale grass blue butterfly.
15:20～15:30 Coffee Breaks
15:30～16:20 V. Stepanenko*1, T. Kolyzhenkov*1, S. Endo*2, M. Hoshi*2, M. Ohtaki*2, A. Petukhov*1, A.Khailov*1, K. Tanaka*2, T. Rakhypbekov*3 (*1MedicalRadiological Research Center, *2HiroshimaUniv., *3Semei State Medical University). Potential of single grain OSL method for dose reconstruction in application to quartz containing samples from Hiroshima city and from Minamisoma city.
16:20～17:00 Discussion
Contact:
Department of Environmetrics and Biometrics, Research Institute for Radiation Biology and Medicine, Hiroshima University, 1-2-3 Kasumi, Minami-ku, Hiroshima 734-8551, Japan
TEL: +81-82-257-5854 / FAX: +81-82-256-7106
Megu Ohtaki ohtaki@hiroshima-u.ac.jp: