Table 1.
List of PAC interneurons
| Category | Group name | Neuron name | Arborized neuropils | Response pattern to continuous vibration | Ntotal | Nana |
|---|---|---|---|---|---|---|
| Local interneurons | DL-Int-1 | DL-Int-1 | DL, dSEG, mPPL | On-off phasic E and tonic I | 36 | 14 |
| DL-dSEG-mPPL | DL-dSEG-mPPL1 | DL, dSEG, mPPL | Tonic I | 17 | 6 | |
| DL-dSEG-mPPL2 | Tonic E | 3 | 2 | |||
| DL-dSEG-mPPL3 | On-phasic E | 3 | 0 | |||
| DL-dSEG-mPPL4 | On-phasic I | 1 | 0 | |||
| DL-dSEG-mPPL5 | No response | 3 | 0 | |||
| DL-dSEG | DL-dSEG | DL, dSEG | Tonic I | 5 | 2 | |
| DL-mPPL | DL-mPPL | DL, mPPL | Tonic E | 1 | 1 | |
| DL-local | DL-local1 | DL | Tonic E | 3 | 3 | |
| DL-local2 | Tonic I | 1 | 1 | |||
| Output neurons | DL-Int-2 | DL-Int-2 | DL, dSEG, LP, cPPL | On phasic E or tonic E | 14 | 5 |
| DL-LP | DL-LP | DL, LP | Tonic I | 6 | 1 | |
| DL-dSEG-LP | DL-dSEG-LP1 | DL, dSEG, LP | Tonic I | 3 | 2 | |
| DL-dSEG-LP2 | On-phasic E | 2 | 0 | |||
| DL-dSEG-LP3 | No response | 1 | 0 | |||
| DL-whole PPL | DL-whole PPL1 | DL, whole PPL | On-phasic I | 2 | 0 | |
| DL-whole PPL2 | On-phasic E | 1 | 0 | |||
| DL-whole PPL3 | Tonic E | 1 | 0 | |||
| Bilateral neurons | Bilateral DL-dSEG-LP | Bilateral DL-dSEG-LP | DL, dSEG, LP | On-phasic E | 12 | 8 |
| Bilateral DL-dSEG-mPPL | Bilateral DL-dSEG-mPPL | DL, dSEG, mPPL | Phasic tonic E | 1 | 1 | |
| Bilateral DL-dSEG-PPL | Bilateral DL-dSEG-PPL | DL, dSEG, PPL | Tonic E | 1 | 1 | |
| Bilateral mPPL-LP | Bilateral mPPL-LP | mPPL, LP | Tonic I | 2 | 1 |
Ntotal, Number of preparations of PAC neurons responding to vibration stimuli; Nana, Number of preparations with sufficient response data used for analysis; E, excitation; I, inhibition; cPPL, central posterior protocerebral lobe.