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Mouse LIF Quantikine ELISA Kit

R&D Systems, part of Bio-Techne | Catalog # MLF00

R&D Systems, part of Bio-Techne
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MLF00

Key Product Details

Assay Length

4.5 hours

Sample Type & Volume Required Per Well

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

Sensitivity

3.13 pg/mL

Assay Range

21.9-1400 pg/mL (Cell Culture Supernates, Serum, EDTA Plasma)

Product Summary for Mouse LIF Quantikine ELISA Kit

The Quantikine Mouse LIF Immunoassay is a 4.5 hour solid phase ELISA designed to measure mouse LIF levels in cell culture supernates, serum, and EDTA plasma. It contains E. coli-expressed recombinant mouse LIF and antibodies raised against the recombinant factor. Results obtained for naturally occurring mouse LIF showed linear curves that were parallel to the standard curves obtained using the Quantikine kit standards. These results indicate that this kit can be used to determine relative mass values of natural mouse LIF.

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 LIF

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 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, EDTA Plasma, Serum

Intra-Assay Precision Inter-Assay Precision
Sample 1 2 3 1 2 3
n 20 20 20 20 20 20
Mean (pg/mL) 80 278 651 87 278 656
Standard Deviation 4.1 24 50 5.0 12 35
CV% 5.1 8.6 7.7 5.7 4.3 5.3

Recovery for Mouse LIF Quantikine ELISA Kit

The recovery of mouse LIF spiked to three levels throughout the range of the assay in various matrices was evaluated.

Sample Type Average % Recovery Range %
Cell Culture Supernates (n=6) 98 81-108
EDTA Plasma (n=6) 97 87-110
Serum (n=5) 96 90-108

Linearity

To assess the linearity of the assay, samples containing and/or spiked with high concentrations of mouse LIF in each matrix were diluted with Calibrator Diluent&nbsp;and then assayed.

Mouse LIF ELISA Linearity

Scientific Data Images for Mouse LIF Quantikine ELISA Kit

Mouse LIF ELISA Standard Curve

Mouse LIF 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: LIF

Based on its helical structure, LIF (Leukemia Inhibitory Factor) is considered a member of the Interleukin-6 family of cytokines. Functionally, it has been implicated in a many physiological processes including development, hematopoiesis, bone metabolism, and inflammation. Some cell types known to express LIF include activated T cells, monocytes, astrocytes, osteoblasts, keratinocytes, regenerating skeletal muscle, mast cells, and fibroblasts. The activities of LIF are mediated through a high-affinity heterodimeric receptor complex consisting of two membrane glycoproteins: an alpha subunit (LIF R alpha, also known as LIF R beta and CD118) that binds LIF with low affinity and the 130 kDa (gp130) subunit that does not bind LIF by itself, but is required for high-affinity binding of LIF by the complex.

Long Name

Leukemia Inhibitory Factor

Alternate Names

D Factor, Emfilermin, HILDA, MLPLI

Entrez Gene IDs

3976 (Human); 16878 (Mouse); 403449 (Canine)

Gene Symbol

LIF

Additional LIF Products

Product Documents for Mouse LIF 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 LIF 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.