mortality/aging
• due to excessive tumor burden
• 49% of mice survive until 24 months compared with 79% of wild-type mice
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cellular
• in mouse embryonic fibroblasts
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• in mouse embryonic fibroblasts exposed to ionizing radiation
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• in mouse embryonic fibroblasts exposed to ionizing radiation
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neoplasm
• 27 of 41 mice develop tumor compared with 8 of 24 control mice
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• with increased mitotic index
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homeostasis/metabolism
• in mouse embryonic fibroblasts exposed to ionizing radiation
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