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Chromosome aberrations in irradiated human subjects

Journal Article · · Annals of the New York Academy of Sciences
Somatic chromosomes were studied in men 29 months after accidental exposure to whole-body irradiation. Using the peripheral leukocyte technique of Moorhead, rings, dicentrics, and deletions were observed in all but the lowest dose case. A second study of leukocytes of the men made 42 months after the accident yielded vintually the same results as the 29-month study. Peripheral blood samples were studied at four hours and at 2, 4, and 10 weeks in men exposed to mixed gamma and neutron irradiation. In the first three samples, the aberration frequencies remained approximately constant, but dropped in the last sample. Deletion and dicentric frequencies are presented. A third group of men received whole-body irradiation in an incident involving only gamma radiation. Samples were analyzed three days after the accident for deletion and dicentric frequencies.
Research Organization:
Oak Ridge National Lab., Tenn.
Sponsoring Organization:
USDOE
NSA Number:
NSA-18-019582
OSTI ID:
4019400
Journal Information:
Annals of the New York Academy of Sciences, Journal Name: Annals of the New York Academy of Sciences Journal Issue: 1 Vol. 114; ISSN 0077-8923
Country of Publication:
Country unknown/Code not available
Language:
English

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