Table 1 Clinical and pathological characteristics of transplanted tumors
| Â | Â | Total | Engrafted | Percent engrafted |
|---|---|---|---|---|
Differentiation | Poor | 8 | 3 | 38 |
| Â | Moderate | 19 | 2 | 11 |
| Â | Well | 3 | 0 | 0 |
Extracapsular | Present | 8 | 2 | 25 |
Extension | Absent | 12 | 3 | 25 |
| Â | No nodes | 10 | 0 | 0 |
Perineural | Present | 11 | 3 | 27 |
Invasion | Absent | 19 | 2 | 11 |
T Stage | T1/T2 | 8 | 2 | 25 |
| Â | T3/T4 | 18 | 3 | 17 |
| Â | Recurrent | 4 | 0 | 0 |
N Stage | N0 | 13 | 1 | 8 |
| Â | N1-3 | 13 | 4 | 31 |
| Â | Recurrent | 4 | 0 | 0 |
Recurrence | Present | 13 | 2 | 15 |
| Â | Absent | 17 | 3 | 18 |