Table 2.
LMAN-RA synaptic properties
| Birds | Age (dph) | SF peak amplitude Vh = +40 mV (pA) | SF CV Vh = +40 mV | SF latency to peak Vh = +40 mV (ms) | Ratio SF peak amplitude at Vh = −70 mV to that at Vh = +40 mV | MAX peak amplitude Vh = +40 mV (nA) | MAX CV Vh = +40 mV | MAX latency to peak Vh = +40 mV (ms) | Ratio MAX peak amplitude at Vh = −70 mV to that at Vh = +40 mV |
|---|---|---|---|---|---|---|---|---|---|
| Subsong Juvenile (7) | 40–45 | 191.30 ± 162.24 | 0.10 ± 0.06 | 11.06 ± 3.90 | 0.17 ± 0.09 | 0.42 ± 0.21 | 0.08 ± 0.04 | 12.97 ± 1.71 | 0.32 ± 0.28 |
| (40) | (40) | (40) | (40) | (18) | (18) | (18) | (18) | ||
| Plastic-song Juvenile (13) | 60–65 | 147.41 ± 132.10 | 0.12 ± 0.05 | 10.66 ± 4.29 | 0.10 ± 0.09 | 0.48 ± 0.28 | 0.07 ± 0.05 | 11.56 ± 0.73 | 0.28 ± 0.21 |
| (45) | (45) | (45) | (45) | (18) | (18) | (18) | (18) | ||
| *p < 0.01* | |||||||||
| Crystalized-song adult (12) | 90–130 | 141.24 ± 126.40 | 0.10 ± 0.06 | 10.18 ± 4.20 | 0.11 ± 0.08 | 0.39 ± 0.17 | 0.05 ± 0.03 | 11.23 ± 3.38 | 0.30 ± 0.17 |
| (38) | (38) | (38) | (38) | (15) | (15) | (15) | (15) | ||
| *p < 0.001* | *p < 0.01* |
Values are mean ± SD *Versus Subsong Juvenile; **Versus plastic-song juvenile; statistically significant differences in bold.
*
Two-tail Student's t Test.
Wilcoxon Rank–Sum Test: used when one or more of the distributions under comparison were significantly non-parametric, as determined by the Kolmogorov–Smirnov test.