Table 3.

Effect of intra-DRN glutamate on aggressive and nonaggressive behaviors

	Glutamate (μm)
	0	0.1	1
Attack bites	29.3 ± 4.1	38.8 ± 4.5	47.4 ± 5.2*
Sideways threats (s)	32.4 ± 4.0	40.2 ± 5.0	42.6 ± 4.8
Tail rattles (s)	25.1 ± 3.2	14.7 ± 2.0*	38.6 ± 10.5
Pursuits (s)	0.3 ± 0.1	0.5 ± 0.3	0.9 ± 0.4
Walking (s)	62.4 ± 5.4	54.2 ± 4.1	57.0 ± 3.1
Rearing (s)	62.3 ± 9.2	47.4 ± 9.8	57.2 ± 10.1
Self-grooming (s)	29.4 ± 6.6	27.5 ± 6.1	25.0 ± 4.4
Social contact (s)	24.2 ± 3.4	27.0 ± 5.2	20.5 ± 2.3

Two doses of l -glutamate were examined. All values are mean ± SEM.

*p < 0.05 compared with vehicle.