Table 2.
Percentage of motor unit types in cat MG muscles reinnervated (Reinn.) by motoneurones 3-5 or 9-14 months after surgery
| Type | S | FR | FI | FF | UC | n | |
|---|---|---|---|---|---|---|---|
| 3-5 months | Normal | 25 ± 4.6 | 26 ± 4.0 | 8 ± 4.0 | 42 ± 4.0 | – | 5 |
| PD | 15 ± 6.9 * | 26 ± 9.4 | 21 ± 13 * | 30 ± 10 | 12 ± 7.6 * | 6 | |
| Crush | 17 ± 3.6 | 5 ± 5.4 * | 16 ± 10 | 36 ± 12 | 26 ± 11 * | 5 | |
| Reinn. | 19 ± 9.6 | 18 ± 14 | 32 ± 16 * | 14 ± 11 * | 16 ± 24 * | 10 | |
| 9-14 months | Normal | 25 ± 4.6 | 26 ± 4.0 | 8 ± 4.0 | 42 ± 4.0 | – | 5 |
| PD | 11 ± 13 * | 25 ± 23 | 11 ± 6.9 | 25 ± 14 * | 16 ± 15 * | 4 | |
| Crush | 15 ± 8.0 na | 22 ± 15 na | 18 ± 3.5 na | 44 ± 30 na | 7 ± 7 na | 2 | |
| Reinn. | 19 ± 19 | 21 ± 17 | 23 ± 26 | 37 ± 36 | 13 ± 23 * | 4 |
Means ± s.d.
*
Significantly different from Normal at P < 0.05.
na
Insignificant number of samples to perform Student's two-tailed t test. UC, unclassifiable motor units. n, number of animals.