CD19 (clone A3-B1) FITC, anti-human CE-IVD

This antibody reacts with the CD19- antigen (B4-antigen), which is expressed on human B lymphocytes. The monoclonal antibody is B lineage-specific and reacts with early B-cell precursors, pre-pre-B-cells, pre-B- cells, B-cells, intermediate B-cells, mature B-cells and some plasmacytoid cells, also reacts with pre-B-cell- lines, B lymphoblastoid cell-lines and Burkitt cell- lines, and with 50% of myeloma cell-lines. Plasma cells were found to be negative.

Recomended usage
CD19, clone A3-B1, is a mAb intended for identification/enumeration of human B cells by FCM. This reagent is effective for direct IF staining of human tissue for FCM analysis using ≤1 μg/10^6 cells.