cellular
• nuclear body dispersion/disruption
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• MEFs exhibit a higher number of spontaneous sister chromatid exchange
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• MEFs show a greater number of chromosome aberrations in response to ionizing radiation
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• MEFs exhibit defects in DNA double strand break repair, with a defect in nonhomologous end-joining (NHEJ) and a reduction in the efficiency of homologous recombination
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hematopoietic system
• the number of LSK hematopoietic stem and progenitor cells is increased to a greater extent than in Pmltm1Ppp homozygotes
• acceleration of cell cycle progression in LSK hematopoietic stem cells
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homeostasis/metabolism
• MEFs exhibit defects in DNA double strand break repair, with a defect in nonhomologous end-joining (NHEJ) and a reduction in the efficiency of homologous recombination
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neoplasm
N |
• Background Sensitivity: mice are developmentally normal and do not die of spontaneous leukemias or tumors unlike mice on a 129 background that develop lymphoma
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