Table 2.
Comparison of neuromuscular junctions by genotype
| Type of NMJ | Number of NMJs | Active zone length (nm) | Vesicles per active zone | Synapse length (nm)a | Vesicles per profile | |
|---|---|---|---|---|---|---|
| Wild type | GABAergic | 11 | 122.7 ± 15.0 | 40.7 ± 2.7 | 1006.2 ± 77.5 | 26.1 ± 0.9 |
| fmi-1(ju43) | GABAergic | 3 | 75.0 ± 15.0 | 60.7 ± 11.8 | 465.0 ± 150.0* | 23.4 ± 7.2 |
| fmi-1(ju58) | GABAergic | 6 | 120.0 ± 19.0 | 21.5 ± 2.6* | 472.5 ± 25.3* | 16.6 ± 1.3* |
| wild type | Cholinergic | 23 | 184.0 ± 14.1 | 26.5 ± 2.8 | 637.8 ± 56.4 | 20.4 ± 1.9 |
| fmi-1(ju43) | Cholinergic | 19 | 165.8 ± 23.1 | 21.4 ± 1.1 | 746.1 ± 67.0 | 21.4 ± 1.1 |
| fmi-1(ju58) | Cholinergic | 21 | 182.1 ± 24.0 | 27.8 ± 2.5 | 615.0 ± 55.5 | 22.2 ± 1.9 |
aDefined as consecutive sections with synaptic vesicles.
*p < 0.01, significantly different from wild type.