The BLK gene is a nonreceptor protein tyrosine kinase with a calculated molecular mass of about 58 kD. It has an overall amino acid identity of approximately 87% to the mouse Blk; however, in the unique domain of Src family members there is only 58% homology and an insertion of 6 amino acids in the N-terminal region. The nature of this insertion suggested a functional role in membrane attachment. Mutation screening of each exon by direct sequencing of genomic DNA from KWE patients did not reveal any pathogenic mutation. Because BLK is a member of the SRC family, which is thought to play an important role in the signaling pathways controlling cell proliferation and differentiation, the authors considered the gene to be a good positional candidate for the cancers mapping to this region.
Human Tyrosine-protein kinase Blk (BLK) ELISA Kit employs a two-site sandwich ELISA to quantitate BLK in samples. An antibody specific for BLK has been pre-coated onto a microplate. Standards and samples are pipetted into the wells and anyBLK present is bound by the immobilized antibody. After removing any unbound substances, a biotin-conjugated antibody specific for BLK is added to the wells. After washing, Streptavidin conjugated Horseradish Peroxidase (HRP) is added to the wells. Following a wash to remove any unbound avidin-enzyme reagent, a substrate solution is added to the wells and color develops in proportion to the amount of BLK bound in the initial step. The color development is stopped and the intensity of the color is measured.
Human Tyrosine-protein kinase Blk (BLK) ELISA Kit listed herein is for research use only and is not intended for use in human or clinical diagnosis. Suggested applications of our products are not recommendations to use our products in violation of any patent or as a license. We cannot be responsible for patent infringements or other violations that may occur with the use of this product.
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