Comparison of tumor incidence between the mucosa uninjured bladder and mucosa injured bladder by drift angle stylet.
| Groups | Number of mice | Cell inoculation amount | Tumor developed amount | Tumor incidence (%) |
|---|---|---|---|---|
| T739 without injury | 10 | 1×106 | 0 | 0 |
| T739 with injury | 60 | 1×106 | 60 | 100 |
| Balb/C-nu-nu without injury | 10 | 1×106 | 0 | 0 |
| Balb/C-nu-nu with injury | 60 | 1×106 | 60 | 100 |