Table 1.

Frequency of aggressive behaviors after microinjection of vehicle, F15599 (5-HT_1A receptor agonist, in different doses) and WAY100, 635 (5-HT_1A receptor antagonist (before F15599 or vehicle)) in the ventral orbital (VO) prefrontal cortex (PFC)

	Vehicle	F15599 doses (μg/0.2 μl)				Vehicle +	WAY100,635 1.0 μg +
Behavior	0.2 μl (n=10)	0.03 (n=8)	0.1 (n=10)	0.3 (n=6)	1.0 (n=10)	Vehicle 0.2 μl (n=6)	F15599 0.1 μg (n=6)	Vehicle 0.2 μl (n=7)
Frequency of aggressive elements
Pursuit	0.4 ± 0.2	0.6 ± 0.3	0.1 ± 0.1	0.7 ± 0.7	1.0 ± 0.7	1.3 ± 0.6	0.5 ± 0.3	1.0 ± 0.5
Sniff	5.4 ± 1.2	6.4 ± 1.5	9.5 ± 2.3	11.2 ± 2.1	8.1 ± 1.8	11.0 ± 2.2	13.5 ± 1.6	12.1 ± 1.7
Tail rattle	25.0 ± 3.5	13.5 ± 2.0	15.8 ± 4.2	17.2 ± 3.0	24.0 ± 6.3	15.2 ± 2.4	12.7 ± 4.0	17.6 ± 2.9

Data expressed in mean ± SEM