Table 2

Localization of PS on spermatozoa labeled by annexin V-FITC in DGC-prepared sperm

PS localization
DGCprepared sperm
Noncapacitated Sperm
(n = 29)
DGC-prepared sperm
Capacitated Sperm
(n = 29)

Total (%A-) + (%A+)
100

100

Annexin V- (%A-)
86.7 ± 1.8 (61–98)

83.7 ± 1.8 (55–98)

Annexin V+ (%A+)
13.3 ± 1.8 (2–39)
100
16.3 ± 1.8 (2–45)S
100
Head

14.7 ± 2.2 (0–46)

18.6 ± 2.0 (0–57)S
Head and Midpiece

11.5 ± 1.9 (0–38)

15.4 ± 1.8 (0–44)S
Midpiece

7.7 ± 1.4 (0–27)

7.8 ± 1.3 (0–22) NS
Tail

4.7 ± 1.2 (0–33)

5.1 ± 1.4 (0–33) NS
Entire spermatozoon

61.4 ± 3.6 (25–100)

53.1 ± 3.5 (18–89)S

Values are mean percentages ± SEM (minimum-maximum values).

NS = statistically not significant compared to noncapacitated sperm (paired t-test).

S = statistically significant compared to noncapacitated sperm with p < 0.05 (paired t-test)

de Vantéry Arrighi et al. Reproductive Biology and Endocrinology 2009 7:1   doi:10.1186/1477-7827-7-1