From: Conformity-like behaviour in mice observing the freezing of other mice: a model of empathy
Test | Figures | Â | No | |
---|---|---|---|---|
Demonstrator | Observer | |||
Observer behaviour when viewing cagemate mice subjected to foot shock or fear-conditioned cagemate mice in a chamber with a transparent divider | Fig. 1 | No foot shock (control) | 8 | 8 |
0.5 mA, 1 s, every 2 s | 8 | 8 | ||
0.5 mA, 1 s, every 10 s | 8 | 8 | ||
Fear-conditioned | 8 | 8 | ||
Observer behaviour when viewing cagemate mice with MK-801-induced hyperactivity or anaesthetisation of cagemate mice | Fig. 2 | MK-801 | 8 | 8 |
Locomotor activity in the presence of demonstrator mice | Fig. 3 | Control | 8 | 8 |
MK-801 | 7 | 7 | ||
No demonstrator | Â | 8 | ||
Observer behaviour when viewing cagemate mice subjected to foot shock or fear-conditioned cagemate mice in a chamber with an opaque divider | Fig. 4 | Opaque: no foot shock (control) | 8 | 8 |
Opaque: 0.5 mA, 1 s, every 10 s | 8 | 8 | ||
Opaque: fear-conditioned | 8 | 8 | ||
Observer behaviour when viewing cagemate mice subjected to foot shock in the display | Fig. 5 | No foot shock (control) | – | 6 |
0.5 mA, 1 s, every 2 s | – | 6 | ||
0.5 mA, 1 s, every 10 s | – | 6 | ||
Observer behaviour after viewing electric shock to foot-shocked cagemate mice | Fig. 6 | No foot shock (control) | 8 | 8 |
0.5 mA, 1 s, every 10 s | 8 | 8 | ||
Consumption of chocolate chips in the presence of foot-shocked cagemate mice | Fig. 7 | Control | 6 | – |
0.5 mA, 1 s, every 20 s | 6 | – | ||
Control | 8 | 8 | ||
0.5 mA, 1 s, every 10 s | 8 | s8 |