Table 1.
Quantitative parameters of the somatodendritic and axonal domains of CR cells in layer 1
| Neuron reference number | Total length of axonal collaterals (μm) | Maximal field span of axonal collaterals (μm) | Mean length of axonal segments (μm) | Axonal nodes | Number of synaptic boutons | Boutons/100 μm axonal segment | Total length of the dendritic tree (μm) | Mean length of dendritic segments (μm) | Dendritic nodes | Soma diameter (μm) | CR cell type |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1_23910A | 3009.3 | 898.4 | 61.4 | 24 | 987.7 | 32.8 | 746.1 | 75.6 | 16 | 13.5 | Typical |
| 6_101012E1 | 2830.5 | 818.0 | 149.0 | 26 | 836.9 | 29.6 | 761.9 | 54.4 | 14 | 15.2 | Typical |
| 6_101012E2 | 533.0 | 170.8 | 66.6 | 20 | 190.8 | 35.8 | 720.4 | 45.0 | 7 | 16.9 | Typical |
| 8_101018A, B | 4454.1 | 1006.5 | 262.0 | 22 | 1156.2 | 26.0 | 472.9 | 59.1 | 9 | 22.4 | Typical |
| 9_101021B, C | 4106.6 | 1043.4 | 257.7 | 23 | 1138.7 | 27.7 | 840.6 | 64.7 | 23 | 13.4 | Typical |
| 10_101021F1 | 1629.5 | 621.2 | 162.9 | 10 | 516.0 | 31.7 | 355.4 | 35.5 | 9 | 15.6 | Typical |
| 10_101021F2 | 2012.5 | 577.9 | 287.5 | 11 | 684.2 | 34.0 | 774.5 | 19.6 | 40 | 15.5 | Typical |
| 14_101130C | 2286.6 | 624.1 | 285.8 | 15 | 701.3 | 30.7 | 159.7 | 79.9 | 1 | 15.3 | Typical |
| 19_101209D | 2770.6 | 1313.8 | 277.1 | 15 | 930.5 | 33.6 | 923.8 | 92.4 | 10 | 10.6 | Typical |
| 19_101209F | 5626.7 | 1655.3 | 312.1 | 30 | 1573.2 | 28.0 | 290.8 | 48.5 | 7 | 14.4 | Typical |
| 20_101210C | 3123.3 | 739.0 | 347.0 | 12 | 1046.8 | 33.5 | 941.7 | 72.4 | 33 | 14.6 | Typical |
| 23_101215C | 5193.3 | 1185.3 | 399.5 | 28 | 1501.6 | 28.9 | 180.4 | 36.1 | 4 | 15.8 | Typical |
| 25_101220C, D, E | 2928.5 | 920.2 | 225.3 | 22 | 705.7 | 24.1 | 248.4 | 49.7 | 5 | 11.4 | Typical |
| 26_101220F | 3147.6 | 893.6 | 286.1 | 15 | 706.7 | 22.5 | 382.1 | 42.5 | 9 | 18.3 | Typical |
| Mean | 3118.0 | 890.5 | 241.4 | 19.5 | 905.5 | 29.7 | 557.1 | 55.4 | 13.4 | 15.2 | Typical |
| SD | 1320.9 | 346.0 | 95.3 | 6.3 | 356.9 | 3.8 | 275.0 | 19.2 | 10.9 | 2.8 | Typical |
| Median | 3009.3 | 893.6 | 262.0 | 20.0 | 905.5 | 30.2 | 557.1 | 54.4 | 9.0 | 15.2 | Typical |
| 3_23910C2 | 1814.9 | 484.1 | 302.5 | 10 | 417.9 | 23.0 | 491.6 | 35.1 | 18 | 12.2 | Atypical |
| 11_101022B | 1844.1 | 495.1 | 263.4 | 8 | 263.5 | 14.3 | 565.9 | 47.2 | 9 | 16.3 | Atypical |
| 12_101022D | 3604.9 | 1222.9 | 600.8 | 12 | 1264.7 | 35.1 | 490.1 | 81.6 | 6 | 12.9 | Atypical |
| 13_101119B | 4984.9 | 873.2 | 453.2 | 15 | 1253.1 | 25.1 | 743.7 | 46.5 | 29 | 14.3 | Atypical |
| 16_101201F | 2493.6 | 686.1 | 249.4 | 10 | 540.1 | 21.7 | 492.7 | 54.8 | 9 | 17.3 | Atypical |
| 17_101202C | 2526.2 | 829.9 | 421.1 | 6 | 784.7 | 31.1 | 415.5 | 69.3 | 6 | 12.7 | Atypical |
| 18_101208G | 4387.2 | 1041.8 | 398.8 | 16 | 1252.1 | 28.5 | 863.9 | 45.5 | 32 | 11.2 | Atypical |
| 22_101215A | 5216.9 | 1156.0 | 320.0 | 17 | 1527.2 | 29.3 | 949.1 | 39.9 | 14 | 21.3 | Atypical |
| 23_101215D | 2595.0 | 697.1 | 370.7 | 9 | 758.0 | 29.2 | 988.0 | 89.8 | 15 | 13.8 | Atypical |
| Mean | 3274.2 | 831.8 | 375.5 | 11.4 | 895.7 | 26.4 | 666.7 | 56.6 | 15.3 | 14.7 | Atypical |
| SD | 1240.7 | 253.3 | 103.4 | 3.6 | 418.4 | 5.8 | 20.0 | 18.1 | 9.0 | 3.0 | Atypical |
| Median | 2595.0 | 829.9 | 370.7 | 10.0 | 784.7 | 28.5 | 565.9 | 47.2 | 14.0 | 13.8 | Atypical |
| Significant difference | * | * | All | ||||||||
| Mean | 3179.1 | 867.6 | 293.9 | 16.3 | 901.6 | 28.5 | 600.0 | 55.9 | 14.1 | 15.0 | All |
| SD | 1292.3 | 314.3 | 118.3 | 6.7 | 382.2 | 5.0 | 256.9 | 18.8 | 10.2 | 2.9 | All |
| Median | 2928.5 | 873.2 | 286.1 | 15.0 | 836.9 | 29.2 | 565.9 | 49.7 | 9.0 | 14.6 | All |
To demonstrate variability of morphological parameters between typical and ‘atypical’ CR cells data from individual neurons are listed
Significant value p < 0.01