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Table 2. Properties of mouse Leydig cells isolated by 2 separate methods

	BSA^*	ELUT ${dagger}$

Purity, % ${ddagger}$	97.2 ± 0.3	95.4 ± 1.7
Yield $§$	0.08 ± 0.02	0.06 ± 0.02
T production\|\|	3.9 x 10³ ± 91	3.5 x 10³ ± 71

*BSA, Percoll bovine serum albumin method
${dagger}$ ELUT, elutriator purified (Klinefelter et al, 1987)
${ddagger}$ Purity is expressed as a percentage of 3ß-hydroxysteroid dehydrogenase positive cells
$§$ Yield is expressed as x 10⁶ Leydig cells per testis
\|\|Testosterone production is expressed as ng per 10⁶ cells with 3 hours of luteinizing hormone stimulation