The Number of Spliced and Unspliced Regions Listed by Developmental Stage
| Developmental stage | No. of gapped regions | ||
| spliced | unspliced | ||
| Adult | 418 | 375 | |
| Embryo-10 | 52 | 58 | |
| Embryo-10+ | 45 | 38 | |
| Embryo-11 | 30 | 26 | |
| Embryo-12 | 9 | 11 | |
| Embryo-13 | 45 | 34 | |
| Embryo-14 | 0 | 1 | |
| Embryo-14, 17 | 2 | 3 | |
| Embryo-15 | 1 | 1 | |
| Embryo-16 | 1 | 6 | |
| Embryo-17 | 2 | 3 | |
| Embryo-18 | 34 | 58 | |
| Embryo-7 | 1 | 1 | |
| Embryo-8 | 25 | 19 | |
| ES cell | 31 | 24 | |
| Lactation-10 | 1 | 0 | |
| Neonate-0 | 12 | 14 | |
| Neonate-10 | 2 | 6 | |
| Neonate-6 | 4 | 3 | |
| Pregnant-11 | 5 | 2 | |
| Total | 720 | 683 | |