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. 2011 Mar 2;31(9):3384–3399. doi: 10.1523/JNEUROSCI.4899-10.2011

Table 3.

Quantification of structural parameters based on 3-D reconstructions of single contralateral and ipsilateral WT RGC arbors in the dLGN at multiple developmental time points

P4 P8/P9 P14/P15
Number of reconstructed arbors Contralateral 10 7 9
Ipsilateral 6 4 4
Total length (μm) Contralateral 498.70 ± 186.30 # 984.36 ± 154.85 * 3627.01 ± 842.37
*
Ipsilateral 852.93 ± 157.78 * 5821.28 ± 2433.61 5364.93 ± 1533.14
Number of branch points Contralateral 2.70 ± 1.50 *** 14.14 ± 2.24 * 60.89 ± 17.47
* *
Ipsilateral 7.67 ± 1.31 * 117.75 ± 58.79 76.50 ± 13.92
Average branch length (μm) Contralateral 184.91 ± 42.50 * 66.64 ± 6.25 65.47 ± 8.65
Ipsilateral 95.85 ± 8.91 72.37 ± 16.49 74.62 ± 13.92
Arbor area (μm2) (coronal plane) Contralateral 4787.21 ± 1542.14 7507.60 ± 1367.55 ## 15,491.57 ± 3263.96
*
Ipsilateral 7606.09 ± 1503.82 20,366.27 ± 5039.91 24,767.69 ± 4905.53
Arbor density (coronal plane) Contralateral 0.15 ± 0.01 ** 0.19 ± 0.01 ** 0.27 ± 0.02
*** *
Ipsilateral 0.20 ± 0.01 * 0.30 ± 0.05 0.29 ± 0.01
Arbor area (μm2) (sagittal plane) Contralateral 3551.08 ± 1215.81 5703.62 ± 1331.42 * 12,673.87 ± 2282.74
# * *
Ipsilateral 6282.46 ± 1066.68 * 20,381.20 ± 1066.68 27,575.87 ± 8775.13
Arbor density (sagittal plane) Contralateral 0.18 ± 0.01 *** 0.25 ± 0.01 * 0.32 ± 0.02
** ## *
Ipsilateral 0.22 ± 0.01 * 0.31 ± 0.04 0.29 ± 0.02

Mean ± SEM of various structural parameters for WT contralateral and ipsilateral retinogeniculate arbors at different ages. Asterisks between columns and rows identify statistically significant difference between ages and genotypes:

*p < 0.05;

**p < 0.01;

***p < 0.001. For completion, all p values < 0.1 are reported.

#p = 0.07;

##p = 0.06.