Table 1. Chromosomal analysis of the wild-caught and laboratory-bred F1 Italian mice.
| Type | N | 2n | Rb fusions | Cells | |
|---|---|---|---|---|---|
| Homozygous | Heterozygous | ||||
| Rb | 5 | 22 | 1.6, 2.8, 3.4, 5.15, 7.18 | 50 | |
| 9.14, 10.12, 11.13,16.17 | |||||
| Wild | 1 | 25 | 1.6, 2.8, 3.4, 5.15, 9.14, 11.13 | 7.18, 10.12, 16.17 | 10 |
| hybrids | 1 | 26 | 5.15, 7.18, 9.14, 10.12, 16.17 | 1.6, 2.8, 3.4, 11.13 | 36 |
| 1 | 35 | 10.12 | 3.4, 9.14, 16.17 | 8 | |
| 1 | 37 | 1.6, 3.4, 16.17 | 10 | ||
| 1 | 38 | 5.15 9.14 | 3 | ||
| 1 | 39 | 10.12 | 10 | ||
| 1 | 39 | 3.4 | 10 | ||
| Sub-total | 87 | ||||
| F1 | 3 | 31 | 1.6, 2.8, 3.4, 5.15, 7.18 | 25 | |
| 9.14, 10.12, 11.13,16.17 | |||||
| St | 5 | 40 | 50 | ||
| Total | 202 | ||||
Abbreviations: Cells, number of cells analyzed per individual or type of mouse; N, number of mice; 2n, diploid number.
Rb fusions in a homozygous or heterozygous state.