|
Genotype | Cx32-deficient | wild type | Cx32-deficient | Wild type |
n | 6 | 7 | 7 | 10 |
Age | 4–6 months | 4–6 months | 1 year | 1 year |
|
Facial nerve |
M-latency (msec) | 1.0 ± 0.1 | 1.1 ± 0.1 | 1.0 ± 0.1 | 1.1 ± 0.2 |
M-amplitude (mV) | 15 ± 2 | 12 ± 4 | 11 ± 2* | 14 ± 3 |
|
Sciatic nerve |
Proximal stimulation |
M-latency (msec) | 1.7 ± 0.2ns | 1.5 ± 0.2 | 1.5 ± 0.2 | 1.6 ± 0.2 |
M-amplitude (mV) | 8 ± 3* | 12 ± 3 | 10 ± 6 | 11 ± 4 |
M-duration (msec) | 2.2 ± 0.2ns | 1.8 ± 0.5 | 2.0 ± 0.5ns | 2.2 ± 0.5 |
F-latency (msec) | 4.2 ± 0.2 | 4.1 ± 0.2 | 4.4 ± 0.4 | 4.4 ± 0.5 |
Distal stimulation |
M-latency (msec) | 1.0 ± 0.1* | 0.8 ± 0.1 | 0.8 ± 0.1 | 1.0 ± 0.2 |
M-amplitude (mV) | 11 ± 4ns | 15 ± 5 | 12 ± 3 | 12 ± 4 |
M-duration (msec) | 2.1 ± 0.2 | 1.5 ± 0.3 | 1.9 ± 0.6ns | 2.2 ± 0.5 |
F-latency (msec) | 4.8 ± 0.5 | 4.8 ± 0.2 | 5.1 ± 0.4ns | 4.8 ± 0.5 |
Motor nerve conduction velocity (m/sec) | 32 ± 9 | 35 ± 9 | 35 ± 10ns | 40 ± 12 |
Mixed afferent nerve conduction velocity (m/sec) | 42 ± 6 | 45 ± 3 | 49 ± 8 | 49 ± 9 |