NC CAP AR
Fresh 57.3± 4.9a 32.3± 1.7a 10.4± 3.6a
Control 32.4± 10.3a,b 43.6± 8.1a,b,c 21.7± 4.2a,b
Capacitated 7.0± 1.5b,c 63.0± 3.8b 30.0± 3.6b
Ionophore 0.5± 0.2c 28.9± 0.5a,c 70.6± 0.8c
Values (%) are presented as mean ± SEM (n=4). Different letters in columns indi- cate significant differences (P<0.05). NC: non-capacitated; CAP: capacitated; AR: acrosome reacted; CTC: chlortetracycline
Table 1: Percentage of the different sperm subpopulations, according to the CTC staining patterns, in fresh, control, capacitated and acrosome-reacted (AR) sam- ples.