Table 1.

Diameter of preantral follicles cultured in the presence of different concentrations of ALA

Dosage of ALA (uM)	Number of preantral follicle	Follicle diameter (um ± SD)
		Initiate time	2th day	4th day
0 (Control)	83	156.0 ± 5.5	197.2 ± 25.0a	297.7 ± 69.6a
50	85	156.2 ± 5.5	187.3 ± 10.4b	284.0 ± 38.6ac
100	129	157.1 ± 4.4	220.6 ± 20.0c	342.5 ± 33.8b
250	133	157.4 ± 4.9	188.9 ± 10.0b	273.0 ± 24.2c
500	102	155.8 ± 4.9	171.3 ± 7.1d	193.3 ± 12.9d

In all cases 4 experimental replicates were performed

Groups with different superscripts in the same column are significantly different (p < 0.05)

ALA: Alpha lipoic acid;