mortality/aging
• the frequency of homozygotes obtained from heterozygous matings is less than the expected Mendelian ratio (19.4% versus 25%)
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immune system
N |
• at 8 weeks of age, mice show normal lymphocyte populations in thymus, spleen and lymph nodes relative to wild-type controls
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• at 1 year of age, mice produce significantly higher levels of antibodies to IgG- and IgM-type rheumatoid factor (RF) than wild-type controls
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• at 1 year of age, mice produce significantly higher levels of autoantibodies to nuclear antigens (ANAs) than wild-type controls
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