Table 2. Mean (± S.E.) blood plasma testosterone levels (ng/ml) and seminal plasma SOD (unit/g protein) in specimens collected from 4 low SOD-dogs before vitamin E supplementation and 5 control dogs.
Experimental groups (n) | Testosterone | SOD |
---|---|---|
Low SOD-dogs (4) | 2.2 ± 0.2a) | 10.7 ± 1.0 a) |
Control dogs (5) | 4.3 ± 0.3 | 35.7 ± 0.1 |
a) P<0.001, compared with the control dogs.