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Table 2 Membrane properties of small-sized IB4− and IB4+ TG neurons

From: Electrical stimulation of the superior sagittal sinus suppresses A-type K+ currents and increases P/Q- and T-type Ca2+ currents in rat trigeminal ganglion neurons

 

Rin (mΩ)

RMP (mV)

Rheobase (pA)

AP amplitude (mV)

AP half width (ms)

AP threshold (mV)

FSL (ms)

n

IB4−

sham

785.1 ± 73.9

−59.7 ± 5.3

85.1 ± 9.3

105.6 ± 11.8

4.7 ± 0.6

−20.3 ± 6.7

139.5 ± 28.3

15

ES

822.5 ± 58.6

−60.8 ± 3.7

62.5 ± 10.5*

99.5 ± 7.6

4.2 ± 0.5

−20.6 ± 3.4

116.3 ± 32.3**

17

IB4+

sham

916.7 ± 73.9

−60.3 ± 7.3

89.6 ± 9.7

108.9 ± 6.5

3.8 ± 0.3

−20.5 ± 1.7

127.4 ± 19.5

12

ES

889.5 ± 90.3

−58.5 ± 6.8

81.2 ± 9.1*

107.4 ± 6.6

3.6 ± 0.2

−21.3 ± 1.1

109.7 ± 37.3*

15

  1. Rin, input resistance; RMP, resting membrane potential; FSL, First spike latency; n, number of cells (*p < 0.05 and **p < 0.01 vs. sham, unpaired t-test)