Table 1.

Drug effects on population spikes in the dentate gyrus

Function	Drug	Dosage	Change (%)	Rats (n)
Agonist 1a	8-OH-DPAT	0.2 mg/kg	−47  ± 3.6	9
	PCPA/DPAT	0.2 mg/kg	59  ± 1.5	6
Antagonist 1a	NAN-190	3 mg/kg	5  ± 2.0	6
Agonist 1b	CGS-12066-B	0.75 mg/kg	−1  ± 1.4	5
Antagonist 2	Mianserin	5 mg/kg	3  ± 1.6	5
Antagonist 3	Ondansetron	50 μg/kg	0  ± 1.6	5
	Ondansetron	0.2 mg/kg	2.3  ± 1.2	8
	Ondansetron	0.6 mg/kg	2  ± 1.8	7
	DAU 6215	0.2 mg/kg	2.4  ± 2.0	6
	DAU 6215	0.6 mg/kg	−7  ± 2.7	6
	DAU 6285	0.2 mg/kg	3.3  ± 1.7	5
	DAU 6285	0.6 mg/kg	3  ± 1.7	6
Agonist 4	BIMU 1	0.6 mg/kg	−1  ± 1.6	4