Table 1. Assessment of sperm chromatin integrity for the folate-sufficient (FS) and deficient (FD) mice by Comet assay.

Diet	Tail length	Tail DNA	Tail extent moment
FS	99.82±0.44	34.12±0.17	63.28±0.40
FD	99.87±0.80	34.06±0.35	63.35±0.84

Means±s.e.m. of four determinations are shown for each group.