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Mouse IL-6R alpha Quantikine ELISA Kit

R&D Systems, part of Bio-Techne | Catalog # MR600

R&D Systems, part of Bio-Techne
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MR600

Key Product Details

Assay Length

4.5 hours

Sample Type & Volume Required Per Well

Cell Culture Supernates (50 µL), Serum (10 µL), Heparin Plasma (10 µL)

Sensitivity

0.07 ng/mL

Assay Range

0.188-12 ng/mL (Cell Culture Supernates, Serum, Heparin Plasma)

Product Summary for Mouse IL-6R alpha Quantikine ELISA Kit

The Quantikine Mouse IL-6 R alpha Immunoassay is a 4.5 hour solid phase ELISA designed to measure mouse IL-6 R alpha levels in cell culture supernates, serum, and heparin plasma. It contains NS0-expressed recombinant mouse IL-6 R alpha and antibodies raised against the recombinant factor. This immunoassay has been shown to quantitate the recombinant mouse IL-6 R alpha accurately. Results obtained using natural mouse IL-6 R alpha showed dose-response curves that were parallel to the standard curves obtained using the recombinant kit standards. These results indicate that this kit can be used to determine relative mass values for natural mouse IL-6 R alpha.

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-6 R alpha.

Cross-reactivity

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

Interference

No significant interference observed with available related molecules.

Precision

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

Inter-Assay Precision (Precision between assays) Three samples of known concentration were tested in twenty separate assays to assess inter-assay precision. Assays were performed by at least three technicians using two lots of components.

Cell Culture Supernates, Heparin Plasma, Serum

Intra-Assay Precision Inter-Assay Precision
Sample 1 2 3 1 2 3
n 20 20 20 20 20 20
Mean (ng/mL) 0.456 1.07 2.94 0.474 1.08 2.82
Standard Deviation 0.036 0.039 0.148 0.060 0.080 0.200
CV% 7.9 3.6 5.0 12.7 7.4 7.1

Recovery for Mouse IL-6R alpha Quantikine ELISA Kit

The recovery of mouse IL-6 R alpha spiked to levels throughout the range of the assay in various matrices was evaluated.

Sample Type Average % Recovery Range %
Cell Culture Media (n=4) 98 90-110
Heparin Plasma (n=4) 99 92-106
Serum (n=4) 102 93-110

Linearity

To assess the linearity of the assay, samples containing and/or spiked with high concentrations of mouse IL-6 R alpha were serially diluted with Calibrator Diluent to produce samples with values within the dynamic range of the assay.

Mouse IL-6 R alpha ELISA Linearity

Scientific Data Images for Mouse IL-6R alpha Quantikine ELISA Kit

Mouse IL-6 R alpha ELISA Standard Curve

Mouse IL-6 R alpha 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-6R alpha

IL-6 R alpha is a transmembrane subunit of the receptor for Interleukin-6. It associates with gp130 which is a shared component of the receptors for CLC, CNTF, CT-1, IL-11, IL-27, LIF, and OSM. Soluble forms of IL-6 R alpha are generated by both alternative splicing and proteolytic cleavage. In a mechanism known as trans-signaling, complexes of soluble IL-6 and IL-6 R alpha elicit responses from gp130-expressing cells that lack cell surface IL-6 R alpha. IL-6 plays important roles in the acute phase reaction, inflammation, hematopoiesis, bone metabolism, and cancer progression. IL-6, along with TNF-alpha and IL-1, drives the acute inflammatory response and the transition from acute inflammation to either acquired immunity or chronic inflammatory disease. When dysregulated, it contributes to chronic inflammation in obesity, insulin resistance, inflammatory bowel disease, arthritis, sepsis, and atherosclerosis.

Long Name

Interleukin 6 Receptor alpha

Alternate Names

CD126, IL-6 R alpha, IL-6Ra, IL6R, IL6R alpha

Entrez Gene IDs

3570 (Human); 16194 (Mouse); 24499 (Rat); 102116430 (Cynomolgus Monkey)

Gene Symbol

IL6R

Additional IL-6R alpha Products

Product Documents for Mouse IL-6R alpha 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-6R alpha 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.