Identifies a nuclear transcription factor that plays a key role in the regulation of skeletal muscle differentiation. Expression is restricted to cells of skeletal muscle origin and is a useful marker for tumors of the muscle lineage, being strongly expressed in rhabdomyosarcoma.
A formalin-fixed, paraffin-embedded (FFPE) tissue block is preferred specimen typeorOne (1) unbaked, unstained slide for H&E staining (required) and two to three (2-3) positively charged unstained slides (all cut at 4-5 microns) for each test/antibody orderedBlock and slide identifiers should be clearly written and match exactly with the specimen ID and specimen labeling as noted on the requisition.
Use cold pack for transport. Make sure cold pack is not in direct contact with specimen.