Figure 2.
Accumulation of genetic alterations during progression from OPL to OSCC. The number of CGH alterations detected in an individual lesion are shown in the respective group. The OPL group comprises dysplasias (○) and CIS (•). CIS. Next to the column of data points, mean ± SEM are given. *, significant difference compared with values for OPLs (P < 0.05).