| Type | MGI:Normal | Description | however, at 6 weeks, homozygotes show no significant differences in cochlear vulnerability to acoustic trauma (measured via ABRs and DPOAEs at 12 hrs after a 2-hr exposure to a 8-16 kHz noise band at 89 dB SPL) or in recovery from acoustic trauma at 7 days after overexposure relative to age-matched wild-type control mice |