Donor cell colonization in W recipient mice
| Donor age (dpc) . | Number of recipient testes . | Number of transplanted cells (×104/testis) . | Number of testes with spermatogenesis (%) . | % tubule crosssection with spermatogenesis* . | Number of testes with teratoma (%) . |
|---|---|---|---|---|---|
| 6.5 | 27 | 0.4±0.2 | 2 (7.4) | 0.1±0.1 | 4(14.8) |
| 8.5 | 13 | 7.2±0.6 | 9 (69.2) | 3.8±0.1 | 4 (30.8) |
| 10.5 (mes+gut) | 12 | 12.8±1.4 | 4 (33.3) | 0.9±0.5 | 0 |
| 10.5 (UGR) | 15 | 11.4±2.4 | 11 (73.3) | 7.2±0.1 | 0 |
| 11.5 | 13 | 2.4±1.0 | 8 (61.5) | 2.4±0.7 | 0 |
| 12.5 | 13 | 9.0±1.6 | 11 (84.6) | 15.7±4.5 | 0 |
| 14.5 | 12 | 20 | 12 (100) | 56.5±10.8 | 0 |
| 16.5 | 12 | 20 | 12 (100) | 59.3±7.5 | 0 |
| Donor age (dpc) . | Number of recipient testes . | Number of transplanted cells (×104/testis) . | Number of testes with spermatogenesis (%) . | % tubule crosssection with spermatogenesis* . | Number of testes with teratoma (%) . |
|---|---|---|---|---|---|
| 6.5 | 27 | 0.4±0.2 | 2 (7.4) | 0.1±0.1 | 4(14.8) |
| 8.5 | 13 | 7.2±0.6 | 9 (69.2) | 3.8±0.1 | 4 (30.8) |
| 10.5 (mes+gut) | 12 | 12.8±1.4 | 4 (33.3) | 0.9±0.5 | 0 |
| 10.5 (UGR) | 15 | 11.4±2.4 | 11 (73.3) | 7.2±0.1 | 0 |
| 11.5 | 13 | 2.4±1.0 | 8 (61.5) | 2.4±0.7 | 0 |
| 12.5 | 13 | 9.0±1.6 | 11 (84.6) | 15.7±4.5 | 0 |
| 14.5 | 12 | 20 | 12 (100) | 56.5±10.8 | 0 |
| 16.5 | 12 | 20 | 12 (100) | 59.3±7.5 | 0 |
Values are mean±s.e.m. Results from at least three separate experiments. Testes were analyzed 3-4 months after transplantation. Mes+gut,mesentery and gut; UGR, urogenital ridge.
Percentage of tubule cross-sections containing spermatogenesis/total tubule cross-sections examined in each testis.