Article: Differential regulation of synaptic transmission by adrenergic agonists via protein kinase A and protein kinase C in layer V pyramidal neurons of rat cerebral cortex.
Table 1Intrinsic electrophysiological properties of regular spiking and bursting neurons in layer V
Property
Regular spiking
n
Bursting
n
Resting membrane potential (mV)
−70.6±0.6
85
−70.1±0.7
51
Input resistance (MΩ)
42.1±2.0
85
41.3±1.7
51
Action potentiala
Amplitude (mV)
91.3±1.0
85
97.4±0.7⁎⁎⁎
51
Half-duration (ms)
1.72±0.04
82
1.47±0.04⁎⁎⁎
51
mAHP amplitude (mV)
−1.4±0.1
84
−1.9±0.1⁎⁎
51
mAHP half-duration (ms)
43.5±4.7
83
67.8±4.7⁎⁎
43
Postsynaptic potential
EPSP amplitude (mV)
5.0±0.3
85
5.0±0.3
50
EPSP 10–90% rise time (ms)
7.4±0.7
76
6.0±0.8
47
EPSP 90–10% decay time (ms)
86.1±8.7
77
55.8±5.4⁎⁎⁎
50
EPSP half-duration (ms)
25.7±2.1
82
21.2±1.5
50
IPSP amplitude (mV)
0.6±0.1
85
0.5±0.2
48
Values represent mean±standard error of the mean.aThe values of action potential were measured from the first action potential induced by a 5 ms depolarizing current pulse injection.⁎⁎P<0.01.⁎⁎⁎P<0.001 (Student’s t-test).
