Ganglion cell property | Trigeminal | Geniculate | ||
---|---|---|---|---|
ANOVA | Sheffe | ANOVA | Sheffe | |
Average soma diameter | F = 11.76 P < 0.001 | 3 from 6, 7, 8, 9, 104 from 8, 9, 105 from 9, 10 | F = 8.48 P < 0.001 | 4 from 6, 7, 8, 9, 105 from 10 |
Resting membrane potential | F = 0.49 P = 0.84 | — | F = 3.1 P = 0.007 | No differences |
Input resistance | F = 3.44P = 0.002 | 3 from 8, 9 | F = 3.84 P= 0.001 | 4 from 9 |
Time constant | F = 0.47P = 0.86 | — | F = 0.53 P = 0.78 | — |
Membrane capacitance | F = 13.41P < 0.001 | 3, 4, 5, 6 from 8, 9, 107 from 9, 10 | F = 4.41 P < 0.001 | 4 from 8 |
AP amplitude | F = 1.68 P = 0.114 | — | F = 1.58 P = 0.157 | — |
AP half-duration | F = 6.34 P < 0.001 | 6, 7 from 10 | F = 2.79 P = 0.013 | 6 from 9 |
AP maximal right slope | F = 5.13 P < 0.001 | 6, 7, 8 from 10 | F = 2.51 P = 0.024 | 6 from 9 |
AP maximal left slope | F = 5.03 P < 0.001 | 6, 7, 8 from 10 | F = 5.47 P < 0.001 | 6 from 9, 10 |
AP 10–90% decay time | F = 2.29P = 0.029 | No differences | F = 0.5P = 0.81 | — |
Threshold of excitation, mV | F = 0.58 P = 0.77 | — | F = 2.77 P = 0.014 | No differences |
Threshold of excitation, pA | F = 2.75 P = 0.009 | 3 from 8, 10 | F = 2.88 P = 0.011 | No differences |
AHP amplitude | F = 1.06 P = 0.39 | — | F = 3.4 P = 0.004 | No differences |
AHP duration | F = 9.66 P < 0.001 | 3, 4, 5, 6 from 9, 10 | F = 0.98 P = 0.44 | — |
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For Scheffe tests, culture days with significant differences in ganglion properties are noted. AP, action potential; AHP, afterhyperpolarization.