Table 1.
Percentage of M2+/+ and M2−/− mice using a serial search strategy to locate the escape tunnel during the first 5 d of training in the Barnes circular maze
|
Day |
|
|
|
|
---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | |
M2+/+ | 33 | 44 | 67 | 56 | 78 |
M2−/−
|
18 |
27 |
36 |
36 |
55 |
Barnes maze experiments were performed as described in Materials and Methods. Mice that did not use a serial search strategy used a random search strategy (Barnes, 1979; Bach et al., 1995).