CD45


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CD45

a type I transmembrane protein present on all hemopoietic cells (except erythrocytes) that assists in cell activation; expressed in lymphomas, B-cell chronic lymphocytic leukemia, hairy cell leukemia, and acute nonlymphocytic leukemia.
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Unfortunately, approximately half of cases are negative for CD34 and dim to negative for CD45 (leukocyte common antigen), leading to potential diagnostic difficulties.
39%) gated at the CD19 positive area which showed positivity for CD45 (dim), CD20 (dim), CD15, and CD30.
This limited panel would suffice to classify the SCID into T-, B+, NK+/-, or T- B- NK+/- types, [gamma] chain deficiency is the only T- B+ NK- SCID type [Figure 1] that is inherited in an X-linked manner, while others such as JAK3, IL7R[alpha], CD45, and Coronin-1 A follow the autosomal recessive trait.
Flow cytometry showed a 96% variable size, clonal B cell population expressing CD10, CD11c, CD19, CD20, CD22, CD45, CD52, CD103, CD123, BCL2, and Kappa.
The hUDSCs were harvested and ThehUDSCs were harvested and labeled with antibodies against CD45, CD34, CD90, CD105, CD133, and CD44.
Captured cells are then further qualified as CTCs on the basis of expression of cytokeratins (CK), nuclear counterstain with 4',6-diamidino-2phenylindole (DAPI), and absence of CD45 expression (11, 12).
The immunohistochemical expression (yes/no) of several markers was evaluated; these were vimentin, cytokeratin (CK), CD117, CD68, CD45, CD34, CD31, CD10, epithelial membrane antigen (EMA), desmin, smooth muscle actin (SMA), Factor VIII, S100, Ulex europaeus agglutinin, I (UEA), carcinoembryonic antigen (CEA), actin, melan-A, HMB45 and vascular endothelial growth factor (VEGF).
Among the 600 new mouse reagents are antibodies for CD3, CD4, CD8 and CD45.
All white blood cells have CD45 receptors, but only subsets have other receptors such as CD20, CD3, and CD8.
Others have shown that CD45 expression is common in myeloid sarcomas, although, clearly, CD45 is not specific.
In immunochemistry, CK20 was strongly positive, SI00 was focally positive, and EMA was positive, while synaptophysin, chromogranin, vimentin, CD3, CD20, as well as CD45, and CD99 were all negative.