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. Author manuscript; available in PMC: 2017 Jan 1.
Published in final edited form as: Neuromuscul Disord. 2015 Nov 10;26(1):16–20. doi: 10.1016/j.nmd.2015.10.012

Fig. 3.

Fig. 3

Electron microscopy shows presence of subsarcolemmal abnormal glycogen material corresponding to polyglucosan bodies (A). At higher magnification, polyglucosan bodies are composed of poorly organized filamentous material (B).