Table 4: Effects of duration of administration (Time) on rearing activity.

Dose	Acute non Enriched	Subchronic Non En-riched	F	Tukey HSD	P value
	Mean ± S.E.M	Mean ± S.E.M
Mean ± S.E.M, VEH: Vehicle. *®p<0.05 Comparison of means between acute and subchronic administration of Monosodium glutamate, n = 6.
VEH	64.60 ± 7.60	94.00 ± 4.49	4.70	3.34	0.008*
10	35.50 ± 1.98	51.83 ± 2.82	“	4.74	0.001*
20	60.50 ± 3.19	41.00 ± 3.00	“	4.03	0.002®
40	81.50 ± 1.41	115.50 ± 10.73	“	3.41	0.011*
80	82.26 ± 2.226	191.83 ± 4.35	“	5.27	0.001*
Dose	Acute Enriched	Subchronic Enriched	F	Tukey HSD	P value
	Mean ± S.E.M	Mean ± S.E.M
VEH	93.17 ± 4.17	70.50 ± 4.95	4.70	3.5	0.006®
10	91.50 ± 3.91	68.00 ± 2.92	“	3.98	0.003®
20	44.67 ± 0.56	103.00 ± 1.46	“	37.31	0.001*
40	85.17 ± 2.65	61.50 ± 3.35	“	5.54	0.001®
80	64.67 ± 6.56	78.50 ± 0.22	“	2.11	0.061