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Mouse IL-23 Quantikine ELISA Kit Best Seller

R&D Systems, part of Bio-Techne | Catalog # M2300

R&D Systems, part of Bio-Techne
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M2300

Key Product Details

Assay Length

4.5 hours

Sample Type & Volume Required Per Well

Cell Culture Supernates (50 µL), Serum (50 µL), Heparin Plasma (50 µL)

Sensitivity

4.17 pg/mL

Assay Range

15.6-1000 pg/mL (Cell Culture Supernates, Serum, Heparin Plasma)

Product Summary for Mouse IL-23 Quantikine ELISA Kit

The Quantikine Mouse IL-23 immunoassay is a 4.5 hour solid-phase ELISA designed to measure IL-23 in cell culture supernates, mouse serum, and plasma. It contains Sf 21-expressed recombinant mouse IL-23 and antibodies raised against the recombinant p19 and p40 subunits. This immunoassay has been shown to accurately quantitate the recombinant mouse IL-23. Results obtained using natural mouse IL-23 showed dose response curves that were parallel to the standard curves obtained using the Quantikine mouse kit standards. These results indicate that this kit can be used to determine relative mass values for natural mouse IL-23.

Product Specifications

Assay Type

Solid Phase Sandwich ELISA

Format

96-well strip plate

Measurement

Quantitative ELISA

Detection Method

Colorimetric - 450nm (TMB)

Conjugate

HRP

Reactivity

Mouse

Specificity

Natural and recombinant mouse IL-23. This assay does not recognize free p19 or p40 subunits.

Cross-reactivity

< 0.5% cross-reactivity observed with available related molecules. < 50% cross-species reactivity observed with species tested.

Interference

Interference observed with 1 or more available related molecules.

Precision

Intra-Assay Precision (Precision within an assay) Three samples of known concentration were tested on one plate to assess intra-assay precision.

Inter-Assay Precision (Precision between assays) Three samples of known concentration were tested in separate assays to assess inter-assay precision.

Cell Culture Supernates, Heparin Plasma, Serum

Intra-Assay Precision Inter-Assay Precision
Sample 1 2 3 1 2 3
n 20 20 20 40 40 40
Mean (pg/mL) 49.3 107 344 50.4 116 333
Standard Deviation 3.72 5.84 22.7 3.69 7.14 18.6
CV% 7.5 5.5 6.6 7.3 6.2 5.6

Recovery for Mouse IL-23 Quantikine ELISA Kit

The recovery of mouse IL-23 spiked to three levels throughout the range of the assay was evaluated.

Sample Type Average % Recovery Range %
Cell Culture Supernates (n=4) 103 99-108
Heparin Plasma (n=4) 99 88-117
Serum (n=4) 95 90-101

Linearity

To assess the linearity of the assay, samples spiked with high concentrations of mouse IL-23 in each matrix were diluted with Calibrator Diluent and assayed.

Mouse IL-23 ELISA Linearity

Scientific Data Images for Mouse IL-23 Quantikine ELISA Kit

Mouse IL-23 ELISA Standard Curve

Mouse IL-23 ELISA Standard Curve

Preparation and Storage

Shipping

The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store the unopened product at 2 - 8 °C. Do not use past expiration date.

Background: IL-23

IL-23 (Interleukin-23) is a disulfide-linked cytokine composed of a p19 subunit that is unique to IL-23 and a p40 subunit that is shared with IL-12. It is produced by activated macrophages, microglia, and monocyte-derived dendritic cells in response to pathogens. IL-23 induces the earliest recruitment of neutrophils to the site of infection and promotes the development and maintenance of Th17 cells. It also enhances the development of Th17 mediated autoimmunity and tumor progression. IL-23 signals through a receptor complex consisting of IL-12 R beta 1 and IL-23 R. This complex is expressed in mouse Th1 and Th2 cells, bone marrow dendritic cells, activated macrophages and CD4+ CD45Rb(low) memory T cells.

Long Name

Interleukin 23

Alternate Names

IL-23 p19/IL-12 p40, IL-23p19/IL-12p40, IL23, SGRF

Entrez Gene IDs

51561 (Human); 83430 (Mouse); 155140 (Rat); 102128555 (Cynomolgus Monkey)

Gene Symbol

IL23A

Additional IL-23 Products

Product Documents for Mouse IL-23 Quantikine ELISA Kit

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Note: Certificate of Analysis not available for kit components.

Product Specific Notices for Mouse IL-23 Quantikine ELISA Kit

For research use only

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⚠ WARNING: This product can expose you to chemicals including N,N-Dimethylforamide, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov.