OPENING 10:00-10:05 Welcome Address Dr. Kazuo SAKAI (NIRS, Japan) 10:05-10:10 Opening Address Dr. Bernd GROSCHE (BfS, Germany) 10:10-10:25 Keynotes Dr. Hidenori YONEHARA (NIRS, Japan) SESSION 1: THE DATABASE / DATA ARCHIVE FOR RADIATION RISK RESEARCH Chair: Dr. Bernd GROSCHE (BfS, Germany) Co-Chair: Dr. Kazuo SAKAI (NIRS, Japan) 10:25-10:55 1.1 Data- and Sample Archives Constructed for the Radiation Risk Study in the World Dr. Shin SAIGUSA (NIRS, Japan) 10:55-11:25 1.2 A New Era for the European Radiobiology Archives Dr. Soile TAPIO (GSF, Germany) 11:25-11:55 1.3 Pathbase, MPATH and Standardization of Disease Coding in the ERA Archive Dr. Paul SCHOFIELD (Cambridge Univ., United Kingdom) 11:55-12:25 1.4 Planning for the Future by Revisiting the Past: The ERA2 Radiobiological Archive Dr. Mike ATKINSON (GSF, Germany) 12:25-13:40 LUNCH SESSION 2: APPLICATION OF THE ARCHIVAL DATA TO RADIOBIOLOGICAL RESEARCH Chair: Dr. Ohtsura NIWA (NIRS, Japan) Co-Chair: Dr. Paul SCHOFIELD (Cambridge Univ., United Kingdom) 13:40-14:00 2.1 Role of Exposure Sequence in the Combined Effect of Ionizing Radiation and N-ethyl-N-Nitrosourea in Murine T-cell Lymhomagnenesis. Dr. Shizuko KAKINUMA (NIRS, Japan) 14:00-14:30 2.2 Theoretical Study for Combined Effects in Carcino Genesis Using the NIRS Mouse Data Dr. Isao KAWAGUCHI (NIRS, Japan) 14:30-15:00 2.3 Life-span Animal Studies on Experimental Carcinogenesis Induced by Plutonium Compounds in the NIRS Dr. Yutaka YAMADA (NIRS, Japan) 15:00-15:30 2.4 Mechanistic Models of Bone Cancer Induction by Plutonium Using Archive Data Dr. Harmen BIJWAARD (RIVM, Netherlands) 15:30-15:50 BREAK SESSION 3: APPLICATION OF THE ARCHIVAL DATA TO HEALTH EFFECT STUDY OF ALPHA EMITTERS Chair: Dr. Yoshiya SHIMADA (NIRS, Japan) Co-Chair: Dr. Mike ATKINSON (GSF, Germany) 15:50-16:20 3.1 Health Study of the Uranium Miners in Former East Germany Dr. Bernd Grosche (BfS, Germany) 16:20-16:50 3.2 Present Status of Preservation and Outcome of Archive Specimens from Thorotrast Patients in Japan Dr. Manabu FUKUMOTO (Tohoku Univ, Japan) 16:50-17:20 3.3 Development of Intellectual Foundation of Research in NIRS Dr. Masahiro ENDO (NIRS, Japan) CLOSING 17:20-17:25 Closing Remarks Dr. Sentaro TAKAHASHI (NIRS, Japan) 18:00 RECEPTION