Table 2.

Mean concentration of hormones in the blood plasma of 9 female and 8 male juvenile rabbits.

Sex	Progesterone (ng/ml)	Corticosterone (ng/ml)	IGF-I (ng/ml)	Testosterone (ng/ml)	Estradiol (ng/ml)
Female	2.74 ± 0.44	67.87 ± 6.26	43.33 ± 5.66	1.98 ± 0.21	6.43 ± 0.31*
Male	2.24 ± 1.61	55.95 ± 13.99	47.92 ± 12.76	2.93 ± 0.32*	5.21 ± 0.26

* : P < 0.05