| Table 2. Proportion of myosin heavy chain (MHC) isoforms (%) before and after a 54-week strength and power training program in the training and control groups. Values are means (± SD). |
|
MHC isoforms (%) |
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|
Before |
After |
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|
Groups |
MHC I |
MHC IIa |
MHC IIx |
MHC I |
MHC IIa |
MHC IIx |
|
Training group |
29.1 (13.3) |
52.6 (12.2)# |
18.1 (11.4)# |
29.4 (10.9) |
59.4 (11.6) |
11.1 (9.1)* |
|
Control group |
22.8 (14.9) |
70.2 (17.2) |
6.8 (10.9) |
25.8 (21.0) |
67.3 (20.6) |
7.0 (13.0) |
|
*
p < 0.05 in comparison with pre-training period, # p < 0.05 in
comparison with control group.
|