Table 2.
Phenotypic characteristics at 50 d of age of progeny obtained from the (BN×KMI)F1×KMI backcross
| Male |
Female |
|||
| Wild-type | KMI-type | Wild-type | KMI-type | |
| Total length (mm) | 342.4 ± 8.9 | 273.8 ± 7.4a | 317.1 ± 10.9 | 257.1 ± 6.3a |
| Head-to-anus length (mm) | 194.6 ± 4.7 | 162.7 ± 4.9a | 175.9 ± 5.0 | 149.8 ± 3.6a |
| Tail length (mm) | 147.8 ± 6.3 | 111.1 ± 5.0a | 141.2 ± 7.0 | 107.2 ± 4.2a |
| Body weight (g) | 212.9 ± 16.9 | 172.2 ± 12.1a | 151.6 ± 9.2 | 125.5 ± 8.7a |
| Retroperitoneal fat (mg/100 g body weight) | 379.9 ± 70.1 | 243.3 ± 69.7a | 328.8 ± 74.7 | 192.9 ± 43.1a |
Values shown are mean ± SD of 130 wild-type male, 114 KMI-type male, 104 wild-type female, and 127 KMI-type female rats, except for retroperitoneal fat (47, 42, 41, and 42, respectively).
a
P < 0.001 versus wild type.