Table 1.

Behavioral test battery of M₄R KO mice

Test	Age	Results
Open Field	8-13 w	Figure 2
L/D Transition	9-13 w	Figure 2
Hot Plate	9-14 w	Figure 1A
Rotarod	10-14 w	Figure 1C
Wire Hang	10-15 w	Figure 1B
PPI	11-15 w	Figure 4
Social Interaction	12-16 w	Figure 3
Reference and Working Memory Versions of the Morris Water Maze	21-28 w	Figure 5A-E
DMP Task of the Morris Water Maze	24-29 w	Figure 5F