Table 1.

Intrinsic properties of projection-specific presubicular neurons

MEC projectorsLMN projectorsATN projectorsMEC proj.
MeanSEMNMeanSEMNMeanSEMNMartinottiN
Resting membrane potential (mV)−70218−62218−68220−331
Input resistance (MΩ)3674918166171844430202621
Time constant tau (ms)181181311821120111
Sag ratio1.060.01181.220.04181.180.04201.161
AP threshold (mV)−33118−37118−33120−321
AP amplitude (mV)801188131876120841
AP width (ms)0.630.02180.530.02180.610.03200.341
AP AHP (mV)−17.00.718−8.11.118−17.40.520−26.81
AP max. depol. (V/s)4572518524381841721205371
AP max. repol. (V/s)−119418−144618−126820−2591
Latency to spike1462518485182816220741
Firing rate at double rheobase (Hz)251181331828420261
Fast doublet index1.70.11810.12.4111.70.2202.41
f-I slope (Hz/nA)33434.818190371849954206541
  • The parameters in bold are used for PCA and cluster analysis in Figure 4.