Identifies neural and neuroendocrine cells and tumors as well as epithelial type neoplasms. It shows superior sensitivity to chromogranin A in the context of high grade neuroendocrine carcinomas. It is also expressed in PNET/ES and other tumors showing neural differentiation.
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.