胸骨肌肉(左): 正常, (右) LWC 品系。 左: aw (IIB) 型與 aR (IIA) 纖維完全分化。 右: 請注意看,與正常鵪鶉比較起來, aw 型纖維粗細稍減小,同時 aR 纖維粗細則稍增大。 M. pectoralis thoracicus of normal (left) and LWC (right) quail Left: Type αW (IIB) and αR (IIA) fibers are well differentiated Right: Note a slight decrease in the size of the type αW fibers with a relative increase in the size of type αR fibers compared to the normal quail