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353016 REG-4, BioAssay™ ELISA Kit (Human) (Regenerating Islet-derived Protein 4)

Specifications
Brand
BioAssay™
Gene ID
83998
Kit Type
Sandwich ELISA
Tests
96
Sample Volume
50-100ul
Sensitivity
<10pg/ml
Detection Method
Colorimetric
Detection Range
156-10,000pg/ml
Sample Matrix
Cell culture supernates, serum and plasma (heparin)
EU Commodity Code
38220000
Shipping Temp
Blue Ice
Storage Temp
4°C/-20°C

Regenerating islet-derived protein 4 is a protein that in humans is encoded by the REG4 gene. It is mapped to 1p12. REG-4 gene contains 6 exons and that the exon structure is preserved among members of the REG gene family. This gene is able to maintain carbohydrate recognition activity in an acidic environment. REG-4 expression was significantly upregulated by inflammation and tissue injury associated with active Crohn disease and ulcerative colitis, and most of the colorectal tumors overexpressing REG-4 are mucinous tumors or neuroendocrine tumors.

Sample Type
Cell culture supernates, serum and plasma (heparin)
Intended Use
For quantitative detection of human REG-4 in cell culture supernates, serum and plasma(heparin).
Sensitivity
<10pg/ml
Range
156-10,000pg/ml
Specificity
Natural and recombinant human REG-4
Test Principle
This human REG-4 BioAssay™ ELISA Kit was based on standard sandwich enzyme-linked immune-sorbent assay technology. A monoclonal antibody from mouse specific for REG-4 has been precoated onto 96-well plates. Standards(E.coli, D23-P158) and test samples are added to the wells, a biotinylated detection polyclonal antibody from goat specific for REG-4 is added subsequently and then followed by washing with PBS or TBS buffer. Avidin-Biotin-Peroxidase Complex was added and unbound conjugates were washed away with PBS or TBS buffer. HRP substrate TMB was used to visualize HRP enzymatic reaction. TMB was catalyzed by HRP to produce a blue color product that changed into yellow after adding acidic stop solution. The density of yellow is proportional to the human REG-4 amount of sample captured in plate.
Kit Components
96-well plate precoated with human REG-4 antibody, 1 Lyophilized recombinant human REG-4 standard, 10ng/tube×2 Biotinylated human REG-4 antibody, 130ul (dilution 1:100) Avidin-Biotin-Peroxidase Complex (ABC), 130ul (dilution 1:100) Sample diluent buffer, 30ml Antibody diluent buffer, 12ml ABC diluent buffer, 12ml TMB color developing agent, 10ml TMB stop solution, 10ml
Storage and Stability
Store powder at 4°C liquid at -20°C. Store other components at 4°C. Stable for at least 6 months For maximum recovery of product, centrifuge the original vial after thawing and prior to removing the cap.
Source
Human
Important Note
This product as supplied is intended for research use only, not for use in human, therapeutic or diagnostic applications without the expressed written authorization of United States Biological.
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