TABLE 2. Summary of data on the quantitative evaluation of proliferation.
R2 | M | |||||||
---|---|---|---|---|---|---|---|---|
Number of sections | Total number of cells | Total number of mitoses | Mitotic index (%) | Number of sections | Total number of cells | Total number of mitoses | Mitotic index (%) | |
Spry2−/− | 60 | 12,151 | 255 | 2.10 | 60 | 8,842 | 175 | 1.98 |
WT | 100 | 17,131 | 242 | 1.41 | 100 | 13,988 | 279 | 1.99 |
Mitotic index, percentage of mitotic cells in 100 cells; R2, the posterior diastema bud in the mandible; M, the molar epithelium in the mandible; WT, wild type.