Table 2.
Numbers of teratomas with 3 germ layer components and melanocytes
| PTCH1+/+ | PTCH1+/− | PTCH1−/− | |
|---|---|---|---|
| Neural tube | 5/5 | 6/6 | 10/10 |
| Cartilage | 5/5 | 5/6 | 1/10 |
| The intestine | 5/5 | 6/6 | 3/10 |
| Melanocytes | 4/5 | 4/6 | 0/10 |
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