Table 4.

Stability assessment for samples stored at room temperature for 12 and 24 h, respectively.

Parameters		Stability for Samples Stored at Room Temperature
		Conc. (µg/g Brain)
		0.5		15		40
		12 h	24 h	12 h	24 h	12 h	24 h
GSH	Mean	0.63	0.54	16.39	16.89	39.34	43.97
	Rec *, %	110.04	94.86	114.78	118.29	87.18	97.44
	RSD%	4.92	10.17	5.41	0.34	12.23	2.26
GSSG	Mean	0.51	-	14.71	-	87.88	-
	Rec *, %	111.45	-	87.88	-	92.93	-
	RSD%	0.52	-	4.27	-	8.33	-

* Recovery, average of three concentrations.