TABLE 1.Intrinsic membrane properties of interneurons and pyramidal cells
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Type I |
Type II |
Pyramidal Cells |
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CD (16) | Control (15) | CD (30) | Control (23) | CD (11) | Control (15) | ||||
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Cm, pF | 40 ± 2 | 41 ± 5 | 39 ± 3 | 41 ± 2 | 141 ± 5 | 145 ± 4 | |||
RMP, mV | –60 ± 3 | –61 ± 4 | –57 ± 3 | –59 ± 2 | –66 ± 5 | –68 ± 2 | |||
Rin, MΩ | 190 ± 16 | 198 ± 17 | 166 ± 11 | 171 ± 14 | 75 ± 4 | 76 ± 7 | |||
AP | |||||||||
FR, Hz | 97 ± 6 | 164 ± 5 | –17 ± 2 | 50 ± 3 | 20 ± 2 | 17 ± 3 | |||
Amplitude, mV | 65 ± 4 | 67 ± 6 | 73 ± 4 | 75 ± 6 | 93 ± 6 | 95 ± 4 | |||
Half width, ms | 0.91 ± 0.2 | 0.86 ± 0.2 | 1.5 ± 0.1 | 1.4 ± 0.1 | 1.6 ± 0.2 | 1.5 ± 0.1 |
Values are means ± SE. The numbers of tested neurons are in parentheses. Cm membrane capacitance; RMP. resting member potential: Rin input resistance; AP, action potential; FR, firing rate.