Tissue-Tek Genie®

Clone: QBEnd/10
Host clonality: mouse monoclonal
Control tissue: normal appendix, tonsil, liver
Staining pattern: membraneous
Regulatory status: IVD, FDA Class I
Product code: 8268-C010: RTU, 10 capsules; 1 pack
8268-M250: RTU, 1 cartridge, 250 tests; 1 unit


CD34 is a transmembrane protein expressed on hematopoietic progenitor cells, capillary endothelial cells, rare glial cells in nervous tissues, and embryonic fibroblasts. The antibody recognizes a CD34 epitope that is resistant to neuraminidase, and sensitive to glycoprotease and chymopapain.
Positive tissue
Tissue-Tek Genie<sup>&reg;</sup><br /> anti-CD34 Strong staining of dermatofibrosarcoma protuberans.

Strong staining in portal tracts and sinusoidal endothelial cells of liver.

Negative staining of the columnar cells in the appendix.
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