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Rat VWF(Von Willebrand Factor) ELISA Kit

  • Cat.No.:E-EL-R1079

  • Reactivity: Rat

To Purchase E-EL-R1079

Size:
  • 96T
  • 48T
  • 24T
  • 96T*5
  • 96T*10
Price: $609
Qty:

Product Details

Properties

Assay type Sandwich-ELISA
Format 96T/48T
Assay time 3.5h
Detection range 0.16-10 ng/mL
Sensitivity 0.10 ng/mL
Sample type &Sample volume serum, plasma and other biological fluids; 100μL
Specificity This kit recognizes Rat VWF in samples. No significant cross-reactivity or interference between Rat VWF and analogues was observed.
Reproducibility Both intra-CV and inter-CV are < 10%.
Application This ELISA kit applies to the in vitro quantitative determination of Rat VWF concentrations in serum, plasma and other biological fluids.

Test Principle

This ELISA kit uses the Sandwich-ELISA principle. The micro ELISA plate provided in this kit has been pre-coated with an antibody specific to Rat VWF. Standards or samples are added to the micro ELISA plate wells and combined with the specific antibody. Then a biotinylated detection antibody specific for Rat VWF and Avidin-Horseradish Peroxidase (HRP) conjugate are added successively to each micro plate well and incubated. Free components are washed away. The substrate solution is added to each well. Only those wells that contain Rat VWF, biotinylated detection antibody and Avidin-HRP conjugate will appear blue in color. The enzyme-substrate reaction is terminated by the addition of stop solution and the color turns yellow. The optical density (OD) is measured spectrophotometrically at a wavelength of 450 nm ± 2 nm. The OD value is proportional to the concentration of Rat VWF. You can calculate the concentration of Rat VWF in the samples by comparing the OD of the samples to the standard curve.

Kit components & Storage

An unopened kit can be stored at 2-8℃ for 1 month. If the kit is not supposed to be used within 1 month, store the components separately according to the following conditions once the kit is received.
ItemSpecificationsStorage
Micro ELISA Plate(Dismountable) 96T: 8 wells ×12 strips
48T: 8 wells ×6 strips
-20℃, 6 months
Reference Standard 96T: 2 vials
48T: 1 vial
Concentrated Biotinylated Detection Ab (100×) 96T: 1 vial, 120 μL
48T: 1 vial, 60 μL
Concentrated HRP Conjugate (100×) 96T: 1 vial, 120 μL
48T: 1 vial, 60 μL
-20℃(Protect from light), 6 months
Reference Standard & Sample Diluent 1 vial, 20 mL 2-8°C, 6 months
Biotinylated Detection Ab Diluent 1 vial, 14 mL
HRP Conjugate Diluent 1 vial, 14 mL
Concentrated Wash Buffer (25×) 1 vial, 30 mL
Substrate Reagent 1 vial, 10 mL 2-8℃(Protect from light)
Stop Solution 1 vial, 10 mL 2-8°C
Plate Sealer 5 pieces
Manual 1 copy
Certificate of Analysis 1 copy

Technical Data

Precision

Intra-assay Precision (Precision within an assay): 3 samples with low, mid range and high level Rat VWF were tested 20 times on one plate, respectively.
Inter-assay Precision (Precision between assays): 3 samples with low, mid range and high level Rat VWF were tested on 3 different plates, 20 replicates in each plate.

  Intra-assay Precision Inter-assay Precision
Sample 1 2 3 1 2 3
n 20 20 20 20 20 20
Mean (ng/mL) 0.47 1.56 3.62 0.43 1.57 3.87
Standard deviation 0.03 0.07 0.12 0.03 0.09 0.19
CV (%) 6.38 4.49 3.31 6.98 5.73 4.91

Recovery

The recovery of Rat VWF spiked at three different levels in samples throughout the range of the assay was evaluated in various matrices.

Sample Type Range (%) Average Recovery (%)
Serum(n=8) 87-101 94
EDTA plasma (n=8) 85-97 90
Cell culture media (n=8) 89-102 94

Linearity

Samples were spiked with high concentrations of Rat VWF and diluted with Reference Standard & Sample Diluent to produce samples with values within the range of the assay.

Target Information

SynonymsF8VWF, VWD
Research AreaCancer, Cardiovascular, Stem cells

Assay Procedures

elisa assay procedure 1

1. Add 100μL standard or sample to the wells. Incubate for 90 min at 37°C

elisa assay procedure 2

2. Discard the liquid, immediately add 100μL Biotinylated Detection Ab working solution to each well. Incubate for 60 min at 37°C

elisa assay procedure 3

3. Aspirate and wash the plate for 3 times

elisa assay procedure 4

4. Add 100μL HRP conjugate working solution. Incubate for 30 min at 37°C. Aspirate and wash the plate for 5 times

elisa assay procedure 5

5. Add 90μL Substrate Reagent. Incubate for 15 min at 37°C

elisa assay procedure 6

6. Add 50μL Stop Solution

elisa assay procedure 7

7. Read the plate at 450nm immediately. Calculation of the results

Citations

  1. ACTA PHARMACOLOGICA SINICA (2020) IF: 5.064
    Salvianolic acid A prevented cerebrovascular endothelial injury caused by acute ischemic stroke through inhibiting the Src signaling pathway

    DOI: 10.1038/s41401-020-00568-2

    PMID: 33303991

    Sample: Serum
  2. Cells (2019) IF: 5.656
    The Role of GLP1 in Rat Steatotic and Non-Steatotic Liver Transplantation from Cardiocirculatory Death Donors

    DOI: 10.3390/cells8121599

    Sample: plasma
  3. INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES (2022) IF: 5.924
    Extracellular Vesicles as an Index for Endothelial Injury and Cardiac Dysfunction in a Rodent Model of GDM

    DOI: 10.3390/ijms23094970

    PMID: 35563365

    Sample: plasma
  4. Scientific Reports (2021) IF: 4.38
    Validation of the relationship between coagulopathy and localization of hydroxyethyl starch on the vascular endothelium in a rat hemodilution model

    DOI: 10.1038/s41598-021-89889-8

    PMID: 34021192

    Sample: Plasma
  5. Drug Design Development and Therapy (2015) IF: 3.028
    Edible bird’s nest attenuates procoagulation effects of high-fat diet in rats

    DOI: 10.2147/DDDT.S87772

    Sample: Serum
  6. Food & Nutrition Research (2015) IF: 2.162
    N-Acetylneuraminic acid attenuates hypercoagulation on high fat diet-induced hyperlipidemic rats

    DOI: 10.3402/fnr.v59.29046

    Sample: Serum
  7. CLINICAL HEMORHEOLOGY AND MICROCIRCULATION (2020) IF: 2.375
    Chronic intermittent hypoxia vs chronic continuous hypoxia: Effects on vascular endothelial function and myocardial contractility

    DOI: 10.3233/CH-190706

    Sample: serum
  8. MOLECULAR BIOLOGY REPORTS (2020) IF: 1.402
    Acacetin improves endothelial dysfunction and aortic fibrosis in insulin-resistant SHR rats by estrogen receptors

    DOI: 10.1007/s11033-020-05746-3

    PMID: 32892299

    Sample: Serum
  9. Molecular Medicine Reports (2017) IF: 1.692
    Oleanolic acid alleviates diabetic rat carotid artery injury through the inhibition of NLRP3 inflammasome signaling pathways

    DOI: 10.3892/mmr.2017.7594

    PMID: 28944913

    Sample: Serum
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Reviews/Q&A

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  • Reviews
  • Q&A
Q

R************iSubmitted [ Mar 14 2019 ]

Asked: I have a question about detectable antigen of this kit. Can this kit detect only VWF multimer ? or all kinds of molecular weight of VWF including dimer or monomer ? I\'m very happy if you have information.

Reply

A

adminSubmitted [ Mar 14 2019 ]

Answered: This is Yumi from Elabscience~thanks for your inquiry,this kit can recognize total VWF, including dimer or monomer forms.If any question,please send email to yumi@elabscience.com

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