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Article: Differential involvement of oriens/pyramidale interneurones in hippocampal network oscillations in vitro.

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Gloveli T; Dugladze T; Saha S; Monyer H; Heinemann U; Traub RD; Whittington MA; Buhl EH
J. Physiol. (Lond.), 2005


Table 2. 

Properties of EPSC/P in hippocampal oriens/pyramidale interneurones and pyramidal cells

Cell type O-LM (n = 8) Trilaminar (n = 6) Basket (n = 6) Bistratified (n = 3) Pyramid (n = 6)
Values are means ± s.e.m. *Significant differences in the values of fast spiking interneurones versus O-LM cells (t test).
Spontaneous EPSP
 Amplitude (mV) 2.0 ± 0.1 2.9 ± 0.1* 2.4 ± 0.2  2.4 ± 0.2  1.7 ± 0.3
 10–90% rise time (ms) 1.6 ± 0.4 0.8 ± 0.1* 1.2 ± 0.2  1.1 ± 0.1  3.8 ± 0.7
 Decay time constant (ms) 5.9 ± 0.8 3.9 ± 0.2* 4.1 ± 0.5* 4.4 ± 0.2* 8.8 ± 1.6
Spontaneous EPSC
 Amplitude (pA) 37.5 ± 1.2  72.3 ± 4.4*  71.1 ± 7.2*  39.9 ± 5.3   37.9 ± 8.6 
 10–90% rise time (ms) 0.84 ± 0.10 0.48 ± 0.02* 0.54 ± 0.02* 0.56 ± 0.05* 1.45 ± 0.13
 Decay time constant (ms) 2.58 ± 0.09 1.65 ± 0.09* 1.62 ± 0.25* 1.38 ± 0.17* 4.62 ± 0.64
Kainate-evoked individual EPSC
 Amplitude (pA) 54.3 ± 1.7  150.2 ± 8.9*   115.2 ± 18.7*  94.1 ± 4.3*  42.3 ± 9.1 
 10–90% rise time (ms) 0.84 ± 0.09 0.53 ± 0.05* 0.60 ± 0.04* 0.60 ± 0.06* 1.50 ± 0.15
 Decay time constant (ms) 2.52 ± 0.20 1.40 ± 0.23* 1.50 ± 0.15* 1.43 ± 0.02* 4.68 ± 0.83
 Inter-event interval (ms) 3.30 ± 0.15 3.22 ± 0.20  4.22 ± 0.21* 4.59 ± 0.21* 9.7 ± 1.9
Kainate-evoked compound EPSC
 Frequency peak (Hz) 32.9 ± 2.1  31.4 ± 2.2   33.3 ± 3.1   35.1 ± 3.3   31.3 ± 3.4 
 Peak power (nA2Hz−1) 0.011 ± 0.01  0.046 ± 0.02*   0.041 ± 0.02*  0.035 ± 0.02*  0.008 ± 0.02 

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