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Cytogenetic Analysis and Radiation Effect Assessment of Exposed Individuals in a Lost Accident of 75Se Radiation Source |
CHEN Ying, SUN Ou-jun, LIU Xiu-lin |
Institute of Radiation Medicine, Academy of Military Medical Sciences, Beijing 100850, China |
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Abstract Objective To estimate radiation injury by cytogenetic analy sis for the exposed individuals in a Lost Accident of 75 Se Radiation Source.Methods Conventional chromosome aberration analysis and Cyt-B micronuclei test.Results The frequencies of dicentrics and rings in 38 subjects are significantly higher than spontaneous frequency,in which 2 subjects suffered from overexposure.Conclusion This incident belongs to an overexposed accident.
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Received: 22 November 2004
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