Type | MGI:General | Description | unlike wild-type mice, homozygotes show a significantly higher inter-ear variability or bilateral asymmetry, as assessed by ABR thresholds 2 of 7 homozygotes exhibit extreme bilateral asymmetry in auditory function, with one ear displaying an ABR threshold of 15 dB (i.e. intact hearing), while the other ear displays a threshold of 50 dB (auditory dysfunction) |