|
RS cells (n = 5)
|
IM cells (n = 31)
|
IB cells (n = 14)
|
---|
Ratio
|
10
|
62
|
28
|
RMP (mV)
|
-68.4 ± 2.2
|
-72.0 ± 1.9
|
-67.1 ± 2.3
|
Spontaneous AP threshold (mV)
|
-46.1 ± 2.9
|
-48.3 ± 1.4
|
-44.2 ± 2.0
|
Oscillation Frequency (Hz)
|
0.4 ± 0.08
|
0.41 ± 0.04
|
0.48 ± 0.04
|
Spike Height (mV)
|
56.1 ± 7.5
|
59.0 ± 2.3
|
57.5 ± 3.2
|
Spike Half Width (ms)
|
1.40 ± 0.23
|
1.40 ± 0.08
|
1.37 ± 0.09
|
fAHP Amplitude (mV)
|
ND
|
-7.1 ± 1.4
|
-7.1 ± 2.2
|
Time of fAHP (ms)
|
ND
|
2.2 ± 0.1
|
2.1 ± 0.2
|
sAHP Amplitude (mV)
|
-10.5 ± 2.0
|
-10.3 ± 0.8
|
-9.2 ± 1.6
|
Time of sAHP (ms)
|
65.8 ± 11.4
|
68.5 ± 9.4
|
59.8 ± 8.3
|
ADP (mV)
|
ND
|
9.7 ± 1.3a
|
13.1 ± 3.3a, b
|
Pinch-evoked responses higher than 200%
|
1/5 (20%)
|
10/31 (32%)
|
7/14 (50%)
|
- Values are means ± SEM.
-
n is number of cells.
- ACC, anterior cingulate cortex; RMP, resting membrane potential; fAHP, fast afterhyperpolarization; sAHP, slow afterhyperpolarization; ADP, afterdepolarization.
-
a Significantly different from RS cells at P < 0.001.
- ND indicates no data.
-
b Significantly different from IM cells at P < 0.05.