Table 1.
Characteristic | 6 mo | 12 mo | 20 mo | Long | Total |
---|---|---|---|---|---|
Females | |||||
Mice | 9 | 15 | 7 | 4 | 35 |
Lesions | 60 | 97 | 191 | 61 | 409 |
Lesions/mouse | 7 | 6 | 27 | 15 | 12 |
Males | |||||
Mice | 8 | 12 | 7 | 3 | 30 |
Lesions | 80 | 51 | 118 | 45 | 294 |
Lesions/mouse | 10 | 4 | 17 | 15 | 10 |
Total | |||||
Mice | 17 | 27 | 14 | 7 | 65 |
Lesions | 140 | 148 | 309 | 106 | 703 |
Lesions/mouse | 8 | 5 | 22 | 15 | 11 |
Abbreviation: Long, longitudinal (near natural death).