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The Human DKK1 (Dickkopf Related Protein 1) ELISA quantitates DKK1 in serum and plasma.
原理方法
The Human Dickkopf Related Protein 1 (DKK1) solid-phase sandwich ELISA (enzyme-linked immunosorbent assay) is designed to measure the concentration of Dickkopf Related Protein 1 (DKK1) in biological samples. A target-specific antibody has been pre-coated in the wells of the supplied microplate. Samples, standards, or controls are added into these wells and bind to the immobilized (capture) antibody.
The sandwich complex is formed by the addition of a second (HRP-linked) detection antibody specific to Dickkopf Related Protein 1 (DKK1). Excess reagents are washed from the plate.
A substrate solution is added that reacts with the enzyme-antibody-target complex to produce a measurable signal. The enzyme-substrate reaction is terminated by the addition of stop solution. The intensity of the signal, measured spectrophotometrically at 450 ± 2 nm, is directly proportional to the concentration of Dickkopf Related Protein 1 (DKK1) present in the original specimen.
Rigorous validation:
Each manufactured lot of this ELISA kit is quality tested for criteria such as sensitivity, specificity, precision, and lot-to-lot consistency. See manual for more information on validation.
For Research Use Only. Not for use in diagnostic procedures. Not for resale without express authorization.
DKK-1 is a member of the DKK protein family which also includes DKK-2, DKK-3 and DKK-4. DKK-1 was originally identified as a Xenopus head-forming molecule that behaves as an antagonist for Wnt signaling. Subsequent studies have shown that DKK-1 and DKK-4 play important regulatory roles in the Wnt/beta-catenin signaling pathway by forming inhibitory complexes with LDL receptor-related proteins 5 and 6 (LRP5 and LRP6), which are essential components of the Wnt/beta-catenin signaling system. LRP5 and LRP6 are single-pass transmembrane proteins that appear to act as co-receptors for Wnt ligands involved in the Wnt/beta-catenin signaling cascade. It has been suggested that by inhibiting Wnt/beta-catenin signaling, which is essential for posterior patterning in vertebrates, DKK-1 permits anterior development. This notion is supported by the finding that mice deficient of DKK-1 expression lack head formation and die during embryogenesis.
仅用于科研。不用于诊断过程。未经明确授权不得转售。
基因别名 : DKK-1, DKK1, SK, UNQ492/PRO1008
基因ID : (Human) 22943
基因符号 : DKK1
蛋白别名 : dickkopf 1 homolog, Dickkopf-1, dickkopf-1 like, dickkopf-like protein 1, Dickkopf-related protein 1, Dickkopf1, hDkk1, secreted wnt inhibitor with affinity for heparin sepharose, SK, unnamed protein product
UniProt ID (Human) O94907