Myogenin expression in skeletal muscle nuclei. Intervening tumor nuclei are negative.
Myogenin expression in skeletal muscle nuclei. Intervening tumor nuclei are negative.
Myogenin expression in skeletal muscle entrapped by tumor. The nuclei run parallel to one another, a clue that they are entrapped muscle rather than tumor.
Myogenin expression in mast cells. Tumor cells are negative.
Myogenin expression in mast cells. Tumor cells are negative.
Myogenin expression in mast cells. Tumor cells are negative.
Myogenin expression in mast cells. Tumor cells are negative.
Myogenin expression in mast cells. Tumor cells are negative.
Myogenin expression in mast cells. Tumor cells are negative.
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Nuclear regulatory factor that plays an important role in skeletal muscle differentiation. It is expressed by rhabdomyosarcomas.