Figure 2 | | | |
2B, resting membrane potential | Subregion (no main effect)a | F(1,125) = 1.90, p = 0.17 | - | - |
2C, input resistance | Subregion (main effect)a | F(1,125) = 32.2, p < 0.0001 | Naive: core vs shellc Rewarded: core vs shellc | t(125) = 3.067, p = 0.0053 t(125) = 5.232, p < 0.0001 |
2D, cell capacitance | Subregion (main effect)a | F(1,125) = 64.6, p < 0.0001 | Naive: core vs shellc Rewarded: core vs shellc | t(125) = 5.661, p < 0.0001 t(125) = 5.789, p < 0.0001 |
Figure 3 | | | | |
3C, voltage/current curve Hyperpolarizing: −500–0 pA Depolarizing: 0–100 pA | Subregion (main effect)b Current injection (main effect)b Subregion × current injection (interaction)b Subregion (main effect)b Current injection (main effect)b Subregion × current injection (interaction)b | F(1,1596) = 224, p = 1.48 × 10−47 F(20,1596) = 109, p = 1.02 × 10−281 F(20,1793) = 1.68, p = 0.03
F(1,375) = 86.8, p = 1.06 × 10−18 F(4,375) = 142, p = 9.26 × 10−74 F(4,375) = 11.7, p = 6.17 × 10−9 | Naive: core vs shellb Rewarded: core vs shelld Naive: core vs shellb
Rewarded: core vs shelld | F(1,504) = 55.8, p = 3.61 × 10−13 F(1,1092) = 227, p = 8.66 × 10−47 F(1,117) = 40.4, p = 4.11 × 10−9
F(1,258) = 47.3, p = 4.65 × 10−11 |
3E, sag ratio | Subregion (main effect)a | F(1,76) = 47.6, p < 0.0001 | Naive: core vs shellc Rewarded: core vs shellc | t(76) = 4.32, p < 0.0001 t(76) = 5.86, p < 0.0001 |
Figure 4 | | | | |
4C, number of spikes | Subregion (main effect)b Current injection (main effect)b Subregion × current injection (interaction)b | F(1,1793) = 137, p = 1.34 × 10−30 F(14,1793) = 89.4, p = 2.17 × 10−194 F(14,1793) = 2.55, p = 0.001 | Naive: core vs shellb Rewarded: core vs shelld | F(1,706) = 72.8, p = 8.57 × 10−17 F(1,1087) = 66.6, p = 8.93 × 10−16 |
4D, firing frequency | Subregion (main effect)b Current injection (main effect)b Group (main effect)b Subregion × current injection (interaction)b | F(1,1793) = 162, p = 9.17 × 10−36 F(14,1793) = 97.7, p = 8.23 × 10−209 F(1,1793) = 4.09, p = 0.043 F(14,1793) = 2.94, p = 0.0002 | Naive: core vs shellb Rewarded: core vs shelld Core: Naive vs rewardedd | F(1,706) = 81.7, p = 1.48 × 10−18 F(1,1087) = 84.1, p = 2.25 × 10−19 F(1,1097) = 7.38, p = 0.007 |
Figure 5 | | | | |
5C, current to threshold | Subregion (main effect)a | F(1,117) = 23.6, p < 0.0001 | Naive: core vs shellc Rewarded: core vs shellc | t(117) = 2.73, p = 0.014 t(117) = 4.32, p < 0.0001 |
5D, threshold potential | Subregion (main effect)a | F(1,117) = 13.3, p = 0.0004 | Naive: core vs shellc Rewarded: core vs shellc | t(117) = 2.37, p = 0.038 t(117) = 2.86, p = 0.01 |
Table 1 (not in figure) | | | | |
Δ RMP/AP threshold | Subregion (main effect)a | F(1,117) = 7.59, p = 0.0068 | Naive: core vs shellc Rewarded: core vs shellc | t(117) = 2.22, p = 0.056 t(117) = 1.64, p = 0.20 |
AP amplitude | Subregion (main effect)a | F(1,117) = 5.0, p = 0.028 | Naive: core vs shellc Rewarded: core vs shellc | t(117) = 1.23, p = 0.39 t(117) = 2.01, p = 0.090 |
Δ RMP/AP amplitude | Subregion (main effect)a | F(1,117) = 6.07, p = 0.015 | Naive: core vs shellc Rewarded: core vs shellc | t(117) = 1.00, p = 0.53 t(117) = 2.64, p = 0.018 |
Δ AP threshold/AP amplitude | Subregion (main effect)a | F(1,117) = 12.7, p = 0.0005 | Naive: core vs shellc Rewarded: core vs shellc | t(117) = 2.20, p = 0.059 t(117) = 2.94, p = 0.0078 |
AP halfwidth | Subregion (no main effect)a | F(1,117) = 0.96, p = 0.33 | - | - |