Table 9.

Concentrations of stanozolol and 3^′-hydroxystanozolol in rat hair, urine and serum samples

Matrix	Animal	Stanozolol	3′-Hydroxystanozolol	Ratio
Hair (pg/mg)
	1	46.57 ± 0.17	10.96 ± 0.15	4.25
	2	47.25 ± 1.07	9.13 ± 0.12	5.18
	3	82.58 ± 2.67	16.92 ± 0.37	4.88
	4	77.98 ± 1.03	11.72 ± 0.30	6.65
	5	96.54 ± 1.02	16.29 ± 0.07	5.93
	Mean	70.18 ± 22.32	13.01 ± 3.43	5.38 ± 0.93
Urine (ng/mL)
	1	5.20 ± 0.09	13.54 ± 0.43	0.38
	2	0.20 ± 0.01	0.36 ± 0.02	0.56
	3	0.17 ± 0.02	5.07 ± 0.01	0.03
	4	0.70 ± 0.01	8.51 ± 2.41	0.08
	5	15.41 ± 0.08	19.49 ± 0.22	0.79
	Mean	4.34 ± 6.54	9.39 ± 7.42	0.37 ± 0.32
Serum (ng/mL)
	1	5.91 ± 0.00	7.25 ± 0.29	0.82
	2	4.69 ± 0.01	7.62 ± 0.27	0.62
	3	13.01 ± 0.01	8.76 ± 0.67	1.49
	4	5.24 ± 0.06	3.81 ± 0.27	1.38
	5	9.90 ± 0.03	8.38 ± 0.22	1.18
	Mean	7.75 ± 3.58	7.16 ± 1.97	1.09 ± 0.37