Table 2.

Relative distribution of the different fiber types in BALB/c and Compactmice.

Item	BALB/c	Compact	P value
Total fiber number	3100±52.48	5200±227.6	<0.001
Fiber type frequency (%)
MyHCI	0	0
MyHCIIA	3±0.09	1±0.05	<0.001
MyHCIIX	47±2.59	19±3.25	<0.05
MyHCIIB	50±2.55	80±3.29	<0.01

MyHC, Myosin Heavy Chain. Values are mean ± SEM; n=3-3.