TABLE 3.

Intra-day precision and Inter-day precision of plasma and brain.

	Compounds	Concentrations (μg·mL−1)	Mean recoveries±sd (%)	Intra-day precision (%)	Inter-day precision (%)
Plasma	CUR	0.05	104.2 ± 2.3	1.2	1.3
		0.2	102.6 ± 0.9	1.0	0.3
		1	102.4 ± 0.5	0.4	0.4
	PIP	0.05	105.0 ± 3.0	3.3	0
		0.2	102.4 ± 1.7	1.3	1.4
		1	103.4 ± 1.4	0.8	1.3
	ILE	0.05	103.7 ± 3.2	1.8	1.8
		0.2	102.2 ± 1.8	1.2	1.4
		1	102.7 ± 0.8	0.8	0.2
Brain	CUR	0.05	102.6 ± 2.8	2.5	0.7
		0.2	101.4 ± 1.2	0.6	1.2
		1	101.3 ± 1.6	1.6	0.7
	PIP	0.05	104.3 ± 1.8	1.1	0.6
		0.2	102.7 ± 1.4	0.3	1.4
		1	103.7 ± 1.7	1.4	1.1
	ILE	0.05	104.6 ± 1.7	1.1	0.3
		0.2	103.2 ± 1.2	0.9	0.8
		1	102.7 ± 2.3	2.2	1.4