The Combined Effect of Electrical Stimulation and High-Load Isometric Contraction on Protein Degradation Pathways in Muscle Atrophy Induced by Hindlimb Unloading

Figure 1

Transverse sections of the tibialis anterior muscle pretreated at pH 4.4 were assayed for myofibrillar ATPase staining. (a) Cont group; (b) HU group; (c) ES group; (d) ES+IM group. 1: type I; 2: type IIA; 3: type IIB. Bar = 50 μm.

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