behavior/neurological
N |
• mice do not exhibit a deterioration in grip strength as compared to controls
• stride length, splay length and base are similar to controls
• rearing activity is similar to controls
• mice do not behave differently from controls in the light/dark choice test
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• mice do not perform as well on rotarod test as controls, but performance does not worsen with age
• females perform worse than males
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• mice are hypoactive (total distance covered) in the open field test starting at 12 weeks of age in the light phase and 8,16 and 34 weeks in the dark phase
• hypoactivity in the center is only observed in the dark phase at 16 and 34 weeks
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growth/size/body
• body weight is significantly increased in males at 8 weeks and females at 16 weeks, although male weight does not reach significance at 56 weeks
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nervous system
N |
• mice do not exhibit alterations in startle reflex although there is significant variability across age and gender
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• observed at 56 weeks of age
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