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. 2010 Sep 1;24(10):1998–2008. doi: 10.1210/me.2010-0127

Table 2.

Analysis of gastrocnemius/plantaris muscles

Wild type (n = 3) Fst+/− (n = 3) % Difference
Total fiber number 8340 ± 323 8260 ± 521 −1.0
Type I fiber number 124 ± 30 206 ± 21 +66.1
Percentage type I fibers 1.47 ± 0.3 2.50 ± 0.2a +69.7
Mean fiber diameters (μm)
 Type I fibers 32.8 ± 1.0 28.5 ± 1.2a −13.0
 Type IIa fibers 35.6 ± 2.4 29.9 ± 1.2b −16.1
 Type IIb fibers 41.9 ± 0.1 37.3 ± 1.3a −11.0
 All fiber types 41.0 ± 0.6 36.0 ± 1.5a −12.2
a

P < 0.05 vs. wild type

b

P = 0.08 vs. wild type