Table 1.
Touch-Evoked Responses and Whisking-Dependent Changes in Firing Rate
| L2/3 | L4 | L5a | L5b/6 | ||
|---|---|---|---|---|---|
| E | Touch latency (ms) | 9.2 ± 1.2, 9.7, 8.1 – 10.1, n = 5 | 9.4 ± 5.1, 7.8, 6.4 – 11.6, n = 61 | 10.8 ± 3.3, 10.3, 8.7 – 13.2, n = 16 | 10.6 ± 5.4, 8.7, 7.6 – 10.9, n = 26 |
| Touch magnitude (spikes/touch) | 0.7 ± 0.6, 0.5, 0.3 – 0.8, n = 5 | 0.2 ± 0.3, 0.1, 0.0 – 0.3, n = 95 | 0.5 ± 0.5, 0.4, 0.1 – 0.9, n = 23 | 0.8 ± 0.8, 0.8, 0.0 – 1.3, n = 30 | |
| Non-whisking (spikes/s) | 2.7 ± 3.7, 0.6, 0.5 – 4.5, n = 5 | 0.5 ± 0.8, 0.1, 0.0 – 0.7, n = 95 | 6.8 ± 5.2, 5.2, 2.7 – 11.2, n = 23 | 6.1 ± 6.9, 2.6, 0.4– 11.5, n = 30 | |
| Whisking (spikes/s) | 2.5 ± 3.9, 0.8, 0.7 – 3.2, n = 5 | 0.7 ± 1.2, 0.2, 0.0 – 0.7, n = 95 | 7.7 ± 6.2, 6.3, 3.1 – 10.6, n = 23 | 7.8 ± 10.6, 2.6, 0.5 – 10.0, n = 30 | |
| FS | Touch latency (ms) | 6.7 ± 1.8, 7.0, 5.0 – 7.7, n = 7 | 4.6 ± 1.8, 4.3, 3.6 – 4.8, n = 43 | 7.5 ± 2.9, 7.1, 5.4 – 9.7, n = 7 | 6.2 ± 2.5, 5.6, 4.2 – 8.0, n = 15 |
| Touch magnitude (spikes/touch) | 2.4 ± 1.8, 2.9, 0.6 – 4.1, n = 8 | 2.2 ± 1.0, 2.0, 1.5 – 3.1, n = 43 | 1.8 ± 1.3, 1.2, 0.8 – 2.5, n = 7 | 2.9 ± 1.6, 2.5, 1.7 – 3.6, n = 15 | |
| Non-whisking (spikes/s) | 13.8 ± 8.9, 11.7, 7.5 – 23.3, n = 8 | 10.2 ± 7.2, 7.8, 4.3 – 14.7, n = 43 | 7.5 ± 5.2, 7.6, 4.3 – 8.7, n = 7 | 16.9 ± 14.3, 17.2, 4.6 – 22.0, n = 15 | |
| Whisking (spikes/s) | 14.4 ± 11.9, 10.7, 6.8 – 19.3, n = 8 | 21.3 ± 14.6, 17.0, 10.0 – 34.0, n = 43 | 20.6 ± 32.7, 8.5, 4.9 – 17.2, n = 7 | 24.3 ± 11.7, 24.9, 14.2 – 33.8, n = 15 | |
| SST | Touch latency (ms) | 13.9 ± 4.1, 12.5, 11.0 – 16.0, n = 8 | 15.6 ± 4.1, 15.4, 12.4 – 17.2, n = 18 | 13.2 ± 3.8, 12.7, 11.6 – 13.7, n = 15 | 13.6 ± 3.6, 12.8, 11.5 – 14.3, n = 17 |
| Touch magnitude (spikes/touch) | 0.5 ± 0.6, 0.5, 0.2 – 0.7, n = 9 | 0.4 ± 0.4, 0.3, 0.1 – 0.6, n = 27 | 0.5 ± 0.6, 0.3, 0.1 – 0.6, n = 18 | 0.3 ± 0.4, 0.3, 0.0 – 0.6, n = 26 | |
| Non-whisking (spikes/s) | 2.6 ± 3.6, 0.4, 0.03 – 4.1, n = 9 | 2.6 ± 3.2, 0.6, 0.3 – 4.9, n = 27 | 2.8 ± 4.5, 0.8, 0.2 – 3.6, n = 18 | 3.9 ± 4.9, 1.7, 0.5 – 6.9, n = 26 | |
| Whisking (spikes/s) | 1.3 ± 1.7, 0.4, 0.03 – 2.1, n = 9 | 3.0 ± 3.4, 2.0, 0.4 – 4.2, n = 27 | 2.8 ± 5.4, 0.9, 0.2 – 2.6, n = 18 | 6.1 ± 7.5, 4.7, 2.0 – 8.1, n = 26 | |
| VIP | Touch magnitude (spikes/touch) | −0.2 ± 0.4, −0.02, −0.4 – 0.1, n = 9 | |||
| Non-whisking (spikes/s) | 14.6 ± 7.3, 11.1, 8.5 – 21.0, n = 9 | ||||
| Whisking (spikes/s) | 23.0 ± 13.2, 18.6, 14.7 – 33.4, n = 9 | ||||
• Values represent mean ± SD, median, 25th–75th percentiles, and cell number.
• Response magnitude is defined as the average number of spikes following touch onset (0 – 50 ms), after subtracting the baseline spike rate (twice the number of spikes during the 25 ms before the touch onset).