Table 1.

Number of rats killed at various time points in different groups

Groups	BWC	Concentration of brain Na+	Blood parameters	Autoradiography and concentration of D-[1-3H(N)]-mannitol
Sham-operated group
2 h	6	6	8	0
6 h	6	6	8	0
12 h	6	6	8	0
18 h	6	6	8	0
Normal saline group
2 h	6	6	8	0
6 h	6	6	8	0
12 h	6	6	8	0
18 h	6	6	8	0
20% mannitol group
2 h	6	6	8	3
6 h	6	6	8	3
12 h	6	6	8	3
18 h	6	6	8	3
10% HS group
2 h	6	6	8	0
6 h	6	6	8	0
12 h	6	6	8	0
18 h	6	6	8	0