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Human DLL1 Quantikine ELISA Kit

R&D Systems, part of Bio-Techne | Catalog # DLL10

R&D Systems, part of Bio-Techne
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DLL10

Control Products Available

Key Product Details

Assay Length

4.5 hours

Sample Type & Volume Required Per Well

Cell Culture Supernates (50 µL), Serum (10 µL), EDTA Plasma (10 µL), Heparin Plasma (10 µL), Urine (50 µL), Human Milk (50 µL)

Sensitivity

17.4 pg/mL

Assay Range

78.1-5000 pg/mL (Cell Culture Supernates, Serum, EDTA Plasma, Heparin Plasma, Urine, Human Milk)

Product Summary for Human DLL1 Quantikine ELISA Kit

The Quantikine Human DLL1 Immunoassay is a 4.5 hour solid-phase ELISA designed to measure human DLL1 in cell culture supernates, serum, plasma, urine, and human milk. It contains NS0-expressed recombinant human DLL1 and has been shown to accurately quantitate the recombinant factor. Results obtained using natural human DLL1 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 for naturally occurring human DLL1.

Product Specifications

Assay Type

Solid Phase Sandwich ELISA

Format

96-well strip plate

Measurement

Quantitative ELISA

Detection Method

Colorimetric - 450nm (TMB)

Conjugate

HRP

Reactivity

Human

Specificity

Natural and recombinant human DLL10

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, Heparin Plasma, Human Milk, Serum, Urine

Intra-Assay Precision Inter-Assay Precision
Sample 1 2 3 1 2 3
n 20 20 20 20 20 20
Mean (pg/mL) 638 1468 2934 592 1340 2714
Standard Deviation 16.0 38.1 76.1 42.4 85.7 189
CV% 2.5 2.6 2.6 7.2 6.4 7.0

Recovery for Human DLL1 Quantikine ELISA Kit

The recovery of DLL1 spiked to levels throughout the range of the assay was evaluated.

Sample Type Average % Recovery Range %
Cell Culture Media (n=4) 102 96-108

Linearity

To assess the linearity of the assay, samples containing and/or spiked with high concentrations of DLL1 were serially diluted with Calibrator Diluent to produce samples with values within the dynamic range of the assay.

Human DLL1 ELISA Linearity

Scientific Data Images for Human DLL1 Quantikine ELISA Kit

Human DLL1 ELISA Standard Curve

Human DLL1 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: DLL1

DLL1 (Delta-like protein 1) is a transmembrane glycoprotein in the Delta/Serrate/Lag-2 (DSL) family of Notch ligands. It plays a role in central nervous system morphogenesis, intervertebral joint formation, inner ear hair cell development and patterning, and arteriogenesis. It regulates the homeostasis and differentiation of neural, pancreatic, and myogenic progenitor cells, T and B lymphocytes. DLL1 is overexpressed in a number of cancers and contributes to tumorigenesis. The extracellular region of DLL1 can be shed from the cell surface, and the intracellular domain can be cleaved by gamma-secretase to translocate to the nucleus and regulate gene transcription.

Long Name

Delta-like 1

Alternate Names

Delta 1

Entrez Gene IDs

28514 (Human); 13388 (Mouse); 84010 (Rat)

Gene Symbol

DLL1

Additional DLL1 Products

Product Documents for Human DLL1 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 Human DLL1 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.