Row | Â | Control | OPC-NG2ko | My-NG2ko |
---|---|---|---|---|
 | Sham-operated animals |  |  |  |
1 |  Number of Olig2+ cells | 115.27 ± 3.8 | 111.02 ± 5.7 | 117.63 ± 5.4 |
2 |  Number of Olig2+/PDGF-Rα+ OPCs | 14.55 ± 1.7 | 12.31 ± 2 | 14.46 ± 3.5 |
 | 1 week after demyelination |  |  |  |
3 |  Number of Iba1+ macrophages/microglia | 117.19 ± 22.3 | 120.1 ± 28.1 | 39.64 ± 19.8** |
4 |  Number of Olig2+/PDGF-Rα+ OPCs | 42.92 ± 1.5 | 32.4 ± 1.7*** | 23.02 ± 7.2*** |
5 |  Mitotic index of Olig2+/PDGF-Rα+ OPCs (%) | 22.91 ± 3.5 | 13.49 ± 1.5** | 11.93 ± 2.1*** |
 | 6 weeks after demyelination |  |  |  |
6 |  Number of APC+ oligodendrocytes | 62.14 ± 6.7 | 44.48 ± 8.6* | 43.17 ± 4.1** |
7 |  Well-myelinated axons | 1056 ± 133 | 480 ± 128** | 499 ± 80** |
8 |  Myelin thickness (g value) | 0.745 ± 0.089 | 0.861 ± 0.099*** | 0.87 ± 0.065*** |
9 | Number of NF-positive axons | Â | Â | Â |
 |  Small: diameter < 1 μm | 1103 ± 60 | 660 ± 66*** | 812 ± 85** |
 |  Medium: diameter = 1–2.5 μm | 201 ± 29 | 135 ± 10* | 118 ± 14* |
 |  Large: diameter > 2.5 μm | 18 ± 3 | 6 ± 1** | 8 ± 2* |