Table 1.
Comparison intrinsic membrane properties for FS and RS cells
FS (n = 16) | RS (n = 31) | |
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Input resistance, MΩ* | 163.92 ± 48.10 | 285.10 ± 80.61 |
Membrane time constant, ms* | 11.83 ± 4.94 | 29.38 ± 10.32 |
Vrest, mV | −67.88 ± 6.51 | −67.15 ± 7.75 |
AP threshold, mV* | −30.57 ± 6.24 | −37.27 ± 7.54 |
Threshold I, nA* | 0.16 ± 0.08 | 0.05 ± 0.03 |
Number of APs at threshold* | 10.25 ± 10.72 | 3.65 ± 2.50 |
1st AP time, ms | 266.13 ± 304.10 | 223.09 ± 237.20 |
AP half-width, ms* | 0.46 ± 0.13 | 0.89 ± 0.20 |
Adaptation ratio* | 0.78 ± 0.17 | 0.31 ± 0.09 |
Max firing rate, Hz* | 199.00 ± 64.31 | 75.71 ± 15.53 |
FR vs. I slope, Hz/nA* | 273.28 ± 81.56 | 109.90 ± 24.69 |
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Values are means ± SD. FS, fast spiking; RS, regular spiking; Vrest, resting membrane potential; AP, action potential; I, current; FR, firing rate.
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↵* P < 0.01 by Student's t-test.