A cell surface-associated protein expressed in both immature and mature T cells, as well as natural killer (NK) cells. Rare cases of acute myeloid leukemia show aberrant coexpression of CD2 on the leukemic blasts, and half of thymic B-cells are also positive.
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.