Table 1.

Percentage change in body weight from day 1 to 45

Animal group	Body weight on day 1	Body weight on day 45	Change in body weight on day 45		Brain weight (g)	Hippocampus weight (mg)	Encephalization quotient (EQ)
			Percent change	P-value
Normal control	32.92±5.86	37.07±4.42	12.61±5.25	≤0.001a)	0.312±0.011	33.67±12.93	0.0086±0.0005
As2O3 alone	32.07±2.47	39.88±3.19	24.38±4.95	-	0.327±0.031	38.2±2.19	0.0088±0.0008
Curcumin alone	32.18±6.2	37.2±3.42	15.59±4.80	≤0.001b)	0.314±0.03	40.7±6.05	0.0085±0.0008
As2O3+curcumin	32.15±2.09	38.62±2.79	20.11±4.80	≤0.001c)	0.311±0.002	34.43±2.63	0.0085±0.0005

^a)Control vs. As₂O₃. ^b)Curcumin vs. As₂O₃. ^c)As₂O₃+curcumin vs. As₂O₃.