Table 1.

Developmental phenotype of embryos cultured in + L and − L medium

	Experiments	Embryos	4-cell	Blastocyst
	(n)	(n)	(%)	(%)
+ L	4	108	71.6 ± 14.5	42.1 ± 6.4
− L	4	110	6.7 ± 7.6***	5.1 ± 3.7***

Four experimental replicates were performed. 4-cell, statistics were performed 62 h post hCG injection. Blastocysts were counted 110 h post hCG injection. Two-tailed Student’s t-test was used for the statistical analysis. ***P < 0.001