Antioxidant effect of a polyphenol-rich grape pomace extract on motility, viability and lipid peroxidation of thawed bovine spermatozoa

Table 2 The effect of different doses of the grape extract on sperm viability (mean ± SD)

Time (hours)	Extract (μg ml ⁻¹)	Alive spermatozoa-intact acrosome (%)
0	0	81.0 ± 2.4
	1	77.0 ± 3.0
	2	82.0 ± 1.8
	5	79.0 ± 3.2
2	0	49.0 ± 2.5^a
	1	48.0 ± 1.8^a
	2	54.5 ± 1.5^b
	5	55.6 ± 1.5^b
4	0	39.5 ± 2.9
	1	39.0 ± 5.4
	2	37.3 ± 2.6
	5	47.4 ± 13.5

Different letters in each column indicate statistically significant difference between the treatments within each given time point (p <0.05, n = 4).

ISSN: 2241-5793