Table 1.

Total and average yield of follicles from animals of different age groups and their assignment to experimental culture conditions.

		Without FSH		With FSH
Age group (n = 3/group)	Total yield (mean ± s.e.m.)	5 µg/ml insulin	0.05 µg/ml insulin	5 µg/ml insulin	5 µg/ml insulin + LH	0.05 µg/ml insulin	0.05 µg/ml insulin + LH
Prepubertal	204 (68 ± 4)	24	12	48	48	36	36
Young adult	324 (108 ± 0)	24	12	72	72	72	72
Older adult	360 (120 ± 7)	24	12	84	84	84	72