Article: Transgenic mice expressing a fluorescent in vivo label in a distinct subpopulation of neocortical layer 5 pyramidal cells.
Full Text (publisher's website) ; Article Metadata ; Article Data (extracted) Akemann W; Zhong YM; Ichinohe N; Rockland KS; Knöpfel T J. Comp. Neurol., 2004
EYFP(+) cells | EYFP(-) cells | |
---|---|---|
Morphological parameters | ||
Oblique dendrites (n) | 3.6 ± 0.4*** (n = 25) | 10.9 ± 1.4 (n = 12) |
Tuft branches (n) | 6.1 ± 0.5 (n = 27) | 6.6 ± 1.2 (n = 10) |
Apical tuft, width (μm) | 144 ± 15 | 162 ± 35 (n = 9) |
Basal dendrite, length (μm) | 254 ± 17* (n = 23) | 182 ± 20 |
Apical dendrite, diameter (μm) | 2.1 ± 0.2*** (n = 21) | 3.0 ± 0.2 (n = 10) |
Soma, long axis (μm) | 15.6 ± 0.5* (n = 30) | 17.6 ± 0.7 (n = 19) |
Soma, transverse axis (μm) | 10.2 ± 0.2*** | 13.6 ± 0.4 |
Physiological parameters at 23-25° C | ||
Capacitance (pF) | 56 ± 4*** (n = 33) | 162 ± 12 (n = 25) |
Input resistance (MΩ) | 344 ± 18*** | 162 ± 19 |
Time constant (msec) | 19.2 ± 1.3 | 22.5 ± 1.5 |
Action potential, halfwidth (msec) | 1.38 ± 0.04** | 1.21 ± 0.04 |
Depolarization slope2 (mV/msec) | 279 ± 11 | 310 ± 15 |
Repolarization slope2 (mV/msec) | -64 ± 3 | -65 ± 3 |
Ih-induced voltage sag3 (%) | 14 ± 2* (n = 27) | 20 ± 2 (n = 25) |
Physiological parameters at 34°C | ||
Capacitance (pF) | 63 ± 4*** (n = 9) | 173 ± 17 (n = 17) |
Input resistance (MΩ) | 316 ± 32*** | 79 ± 8 |
Time constant (ms) | 21 ± 2** | 12 ± 1 |
Action potential, halfwidth (msec) | 0.83 ± 0.06 | 0.75 ± 0.04 |
Depolarization slope2 (mV/msec) | 426 ± 21 | 441 ± 29 |
Repolarization slope2 (mV/msec) | -95 ± 7 | -99 ± 6 |
Ih-induced voltage sag3 (%) | 14 ± 3 | 17 ± 2 |