hearing/vestibular/ear
• auditory-evoked brainstem response (ABR) testing of 5-6 week old mutant mice showed them to be deaf at every frequency tested (click, 8, 16 and 32kHz)
(J:87349)
• auditory stimuli up to 100 dB SPL fail to elicit ABRs at 34 days of age
(J:125709)
|
behavior/neurological
• at weaning, mutant mice exhibit sideways leaning
|
head shaking
(
J:125709
)
• slight head shake by approximately 3 weeks of age
|