|
Comparison of electrophysiological properties of DRG neurons |
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| RMP (mV) |
CV (m/s) |
TSI (mA) |
APD (ms) |
|
|
|
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| C fibers |
-63.0 ± 1.5 |
0.6 ± 0.1 |
3.1 ± 0.5 |
1.38 ± 0.01 |
| (n = 15) |
(51.0–74.0) |
(0.4–0.7) |
(2.5–4.6) |
(0.81–2.85) |
| Aδ fibers |
-67.7 ± 2.4 |
5.9 ± 0.8 |
1.8 ± 0.6 |
0.63 ± 0.05 |
| (n = 18) |
(55.0–71.0) |
(1.4–12.5) |
(1.6–2.1) |
(0.30–0.99) |
| Aβ fibers |
-65.1 ± 1.8 |
19.6 ± 1.3 |
0.8 ± 0.2 |
0.29 ± 0.01 |
| (n = 20) |
(52.0–76.0) |
(14.1–23.4) |
(0.04–1.34) |
(0.19–0.43) |
|
RMP, resting membrane potential; CV, conduction velocity; TSI, threshold of stimulus intensity. APD, duration of action potential measured at its half-maximal amplitude; Values are shown as means ± SEM. | ||||
Koga et al. Molecular Pain 2005 1:13 doi:10.1186/1744-8069-1-13 |
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