Table 5.

The density of apoptotic and proliferating cells during different lesions of induced cancer (number of positive/area)

Type of lesion(dysplasia)nProliferating cellsApoptotic cellsApoptotic cells/proliferating cells
Mild58.88±25.746.6± 19.10.52
Moderate9114.7±31.7Δ47.1 ± 17.30.50
Severe8159.0±45.9Δ*61.0+24.60.38
Cancer20214.7±24.1Δ*#26.7±17.0#0.12

  • ↵Δ Compared to mild dysplasia P<0.01,

  • ↵* compared to moderate dysplasia P<0.01,

  • ↵# compared to the other group P<0.01.