behavior/neurological
• adult mice show an abnormal clenched hind-limb phenotype when suspended by the tail
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• adult mice exhibit impaired proprioception
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• adult mice are unable to balance themselves on an accelerating rotarod
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• adult mice show an uncoordinated walking pattern with abdomen posture close to the ground and display an abnormal walking pattern in the catwalk
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• adult mice exhibit reduced speed and less distance traveled than wild type controls in the open field
• however, basal motor activity is normal
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nervous system
N |
• mice show no significant alterations in neuromuscular junction size or numbers and in total (Tuj1 positive) or nociceptive (CGRP positive) skin innervation
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• the number of proprioceptive NFH-positive neurons in DRG ganglia is significantly decreased
• however, the number of CGRP-positive nociceptive neurons is normal
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