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NADH histochemistry in X-linked myotubular myopathy (photomicrograph)

Frozen section stained with NADH, showing central aggregation of mitochondrial enzyme activity. (Used with permission. Sarnat HB. Myotubular myopathy: arrest of morphogenesis of myofibers associated with persistence of fetal vimentin and desmin. Four cases compared with fetal and neonatal muscle. Can J Neurol Sci 1990;17:109-23.)