Figure 4.

Immunohistochemistry of a tumor-biopsy. Immunohistochemical detection of a-actin, supporting the myogenic origin of the tumor (a, α-actin, 100×). The high proliferative activity is verified by MIB-1 (b, MIB-1, 100×).

Pfeiffer et al. Diagnostic Pathology 2006 1:22   doi:10.1186/1746-1596-1-22
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