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Embryo transfer and pregnancy rates of cloned embryos from adult fibroblast cells at different passages after serum starvation
| Cell passage | No. of embryos | No. of recipients | No. (%) pregnant | No. (%) aborted | Days abortions observed |
|---|---|---|---|---|---|
| 5 | 15 | 10 | 3 (30) | 3 (100) | 61, 88, 123 |
| 10 | 22 | 14 | 9 (64) | 5 (56) | 39, 67, 69, 76, 119 |
| 15 | 17 | 12 | 3 (25) | 1 (33) | 113 |
| Total | 54 | 36 | 15 (42) | 9 (60) |
