behavior/neurological
• when picked up by the tail homozygotes pull their back legs in toward their bodies
|
• wobbling gait recognized at 2 weeks of age
|
nervous system
• two mutant males at three weeks of age show vacuoles in the spinal cord white matter, peduncles, and eighth cranial nerve root
|
• two mutant males at three weeks of age show vacuoles in the spinal cord white matter, peduncles, and eighth cranial nerve root
|
• at three weeks of age dystrophic axons are found in the spinal cord and brain stem
|
hearing/vestibular/ear
N |
• ABR is normal at one month of age
|
vision/eye
N |
• normal ophthalmoscopic examination at 1 month of age
|