A transmembrane glycoprotein that is shared by vascular lining cells, megakaryocytes, and platelets expressed on the surface of endothelial cells and is an excellent marker of vascular neoplasms. It can also be used as a prognostic marker measuring tumor angiogenesis.
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.