Table 1. Three cohorts of R6/1 and littermate mice used.
Cohort # | Number of mice | Number of dead mice (age of death, weeks) | At 8–9 weeks of age | At 10–11 weeks and monthly |
---|---|---|---|---|
1 | 5 WT, 9 R6/1 | 3 R6/1 (18, 18, 20) | No surgery | Only behavior |
2 | 4 WT, 6 R6/1 | 2 R6/1 (22, 23) | Implantation surgery | Both behavior and sleep recording |
3 | 5 WT, 7 R6/1 | Implantation surgery | Only sleep recording |