Prof. Megu Ohtaki, Prof. Keiko Otani, and Prof. Kenichi Satoh held “The 20th Hiroshima International Symposium” on January 10-11, 2016.


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The 20th Hiroshima International Symposium

“Challenges to Estimation of Health Risks Due to Exposure to Radioactive Fallout”

On January 10-11, Prof. Megu Ohtaki, Prof. Keiko Otani, and Prof. Kenichi Satoh held “The 20th Hiroshima International Symposium” at Miyajima Coral Hotel.  Many researchers participate and discuss about their research.

 

Day & Time
January 10–11, 2016
Venue
Program

 

[Day1] January 10th, Sunday

9:00- Greeting from Ohtaki M.
Chair: Otani K. & Tanaka Ki.
9:05- The evidence from Fukushima nuclear accident:~ Child thyroid problems~
Noso Y, Takeichi N, Rakhypbekov T, Chaizhunusova N, Apsalikov B, Raimkhanov A, Laura P, Inoue K, Hoshi M
9:40- Chromosome aberrations in Japanese fishermen exposed to fallout radiation 420-1200 km distance from the nuclear explosion test site at Bikini Atoll
Tanaka Ki, Ohtaki M, Hoshi M
10:15- Find true effects of radiation on atomic bomb survivors
Sawada S
<Coffee Break>
Chair: Katayama H. & Chayzunusova N.
11:00- Registry of population living around SNTS: an important infrastructure for studies of low-dose effects
Muldagaliev TZh, Apsalikov KN, Lipikhina AV, Belikhina TI
11:35- Retrospective studies on close-in fallout by Nagasaki atomic bomb, especially in Manose District of Nagasaki
Yamamoto M, Miyata K, Honda K, Takatsuji T, Endo S, Hoshi M, Sakaguchi A, Imanaka T
<Lunch>
Chair: Noso Y. & Zhumadilov K.
13:30- Analysis of combined endocrine and cardiovascular disease in the offspring of the people exposed to radiation
Rakhypbekov T, Chayzunusova N, Saimova A, Uzbekov D, Kairkhanova Y
14:05- Alpha-emitters and DNA damage response in Nagasaki atomic bomb victims
 Shichijo K, Takatsuji T, Fukumoto M, Yamamoto M, Hoshi M, Ohtaki M, Nakanishi M
Chair: Culling H. & Tanaka Ke
14:45- ESR dosimetry study for residents of Kazakhstan
Zhumadilov K, Ivannikov A, Toyoda S, Stepanenko V, Skvortsov V, Hoshi M
15:20- Advantages in using deciduous teeth for ESR tooth enamel dosimetry
Toyoda S, Murahashi M, Hoshi M, Ohtaki M
<Coffee Break>
Chair: Kawano N. & Egbert S.
16:10- ABS16D: Implementation of DS02 based dosimetry system for ABS cohort data at RIRBM, Hiroshima University
Satoh K, Tonda T, Otani K, Sato Y, Hara N, Kawakami H, Takihara Y, Hoshi M, Ohtaki M
16:45- Major factor of excess mortality risk of solid cancer among Hiroshima atomic bomb survivors is radio-active particle matters: a cohort study, 1970 to 2010
Ohtaki M, Otani K, Tonda T, Sato Y, Hara N, Kawakami H, Takihara Y, Hoshi M, Satoh K
17:15- Re-analysis of mortality risk of solid cancers among Hiroshima A-bomb survivors being exposed at ring region with distance between 1.2 km and 2.0 km from the hypocenter
Otani K, Tonda T, Satoh K, Hara N, Kawakami H, Takihara Y, Hoshi M, Ohtaki M
18:30- <Banquet at Miyajima Coral Hotel>

 

[Day2] January 11th, Monday

Chair: Sakaguchi A. & Toyoda S.
9:05- Internal exposure and beta rays: subjects to be considered more related to radiation exposures
Hoshi M, Stepanenko V, Rakhypbekov T, Ohtaki M, Otani K, Satoh K, Kawano N, Shichijo K, Nakashima M, Takatsuji T, Sakaguchi A, Kato H, Onda Y, Fujimoto N, Toyoda S, Sato H, Dyussupov A, Chaizhunusova N, Sayakenov N, Uzbekov D, Saimova A, Shabdarbaeva D, Azimkhanov A, Kolbayenkov A, Kairkhanova Y,Kaprin A, Ivanov S, Kolyzhenkov T, Zhumadilov K, Petukhov A
9:40- Estimation of density of smaller particles in the air originated from soil in wall and under roof in Japanese houses near epicenter of Hiroshima A-bomb
Aoyama M
10:15- A spatial hierarchical model for Hiroshima TLD measurements
Cullings H, Grant EJ
<Coffee Break>
Chair: Aoyama M. & Yamamoto M.
11:00- Identify dosimetry issues that resolve or bound residual radiation doses: A similar approach was successful for the a-bomb initial radiation dosimetry system
Egbert S
11:35- Contribution of Neutron-Induced Radionuclides with Shorter Half-lives than Al-28 to External Radiation by the Atomic Bombings in Hiroshima and Nagasaki
Imanaka T., Fukutani S., Endo S.
<Lunch>
Chair: Imanaka T. & Shinkarev S.
13:30- Estimation of beta- and gamma- dose in quartz containing samples from Hiroshima and Nagasaki cities and   Fukushima Prefecture using single grain OSL technique: preliminary results
Stepanenko V , Petukhova A, Hoshi M, Endo S, Ohtaki M, Kawano N, Takihara Y, Satoh K, Tanaka K, Kajimoto T, Takatsuji T, Sato H, Toyoda S, Kaprin A, Ivanov S, Kolyzhenkov T, Khailov A, Khasaeva U, Bogacheva V
14:05- Modeling of beta-irradiation following Hiroshima A-bombing: results of internal dose estimations in experimental animals exposed to neutron activated 56Mn powder
Stepanenko V, Rakhypbekov T,  Ohtaki MOtani K, Satoh K, Kawano N, Shichijo K, Nakashima M, Takatsuji T, Sakaguchi A, Kato H, Onda Y, Fujimoto N, Toyoda S, Sato H, Dyussupov A, Chaizhunusova N, Sayakenov N,  Uzbekov D, Saimova A, Shabdarbaeva D, Azimkhanov A, Kolbayenkov A, Kairkhanova Y, Kaprin A, Ivanov S, Kolyzhenkov T, Zhumadilov K, Petukhov A, Hoshi M
14:40- Possible mechanism of the high beta doses to atomic bomb survivors in the area of wet fallout
Sergey Shinkarev, Kryuchkov VP, Kukhta BA, Granovskaya EO, Hoshi M
15:15- Realistic model of the radionuclides condensation following the atomic bomb explosion at Hiroshima
Kryuchkov VP, Shinkarev SM, Kukhta BA, Granovskaya EO, Hoshi M
<Coffee Break>
Chair: Hoshi M., Stepanenko V. & Egbert S.
16:05- General Discussion
16:35- Closing remarks from Hoshi M.
16:40- End of Symposium