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. 2008 Apr 30;295(1):R273–R280. doi: 10.1152/ajpregu.00093.2008

Table 3.

Peak power and peak power normalized to cell size (Norm Power) for vastus lateralis MHC I and IIa single muscle fibers before and after progressive resistance training

Fiber Type
Peak Power, μN FL/s
Norm Power, W/l
Pre Post Pre Post
MHC I 13.2±1.4 13.1±1.7 1.91±0.09 2.34±0.24
MHC IIa 70.7±12.4 71.3±15.9 12.50±1.30 12.06±0.60

Values are expressed as means ± SE.