Research Article
Carbachol-Induced Reduction in the Activity of Adult Male Zebra Finch RA Projection Neurons
Table 1
Measurements of intrinsic properties of RA projection neurons before and during 30
M carbachol application, as well as after carbachol washout.
| | Parameters | Pre | Carbachol | t values, p values | Wash |
| | Membrane potential (mV, ) | −59.22 ± 1.25 | −66.52 ± 1.03 | , | −59.91 ± 1.76 | | AP threshold (mV, ) | −41.02 ± 1.47 | −40.48 ± 2.11 | , | −35.20 ± 5.14 | | Peak amplitude (mV, ) | 58.14 ± 3.14 | 57.60 ± 4.26 | , | 59.51 ± 4.10 | | Half-width (ms, ) | 1.96 ± 0.10 | 1.84 ± 0.08 | , | 2.28 ± 0.32 | | AHP peak amplitude (mV, ) | −23.39 ± 1.02 | −27.69 ± 2.02 | , | −22.22 ± 1.84 | | AHP time to peak (ms, ) | 37.73 ± 3.64 | 65.21 ± 12.81 | , | 36.98 ± 4.27 | | Membrane input resistance (MΩ, ) | 296.18 ± 11.36 | 215.79 ± 8.85 | , | 297.45 ± 16.63 | | Membrane time constant (ms, ) | 27.68 ± 1.58 | 15.66 ± 0.76 | , | 22.31 ± 1.32 | | Membrane capacitance (pF, ) | 93.82 ± 4.68 | 74.76 ± 3.89 | , | 77.58 ± 4.31 |
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means , means , paired test.
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