Elisa Anti-Dna
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antibodies-online GmbH, Schloß-Rahe-Str. 15, D-52074 Aachen
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Catalog no.: ABIN364954
Overview
Type
Kit
Antigen
DNA (Double Stranded)
Sample Type
Serum, Plasma
ApplicationELISA
Quantity
96 tests
Catalog no.
ABIN364954
Additional Information
Characteristics
This immunoassay kit allows for the in vitro semi-quantitative determination of human
dsDNA (IgG) concentrations in serum, plasma and other biological fluids.
Antigen
DNA (Double Stranded)
Alternative name
Double stranded DNA (dsDNA IgG)
Reactivity
Human
Sample TypeSerum, Plasma
Specificity
This assay recognizes human dsDNA (IgG). No significant cross-reactivity or interference
was observed.
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Application Details
Principle
The microtiter plate provided in this kit has been pre-coated with purifieddsDNA-BSA.
Samples are then added to the appropriate microtiter plate wells and incubated. Then add
Horseradish Peroxidase (HRP)-conjugated anti-human IgG to each well and incubate. Finally,
a TMB (3,3',5,5' tetramethyl-benzidine) substrate solution is added to each well. The
enzyme-substrate reaction is terminated by the addition of a sulphuric acid solution and
the color change ismeasured spectrophotometrically at a wavelength of 450 nm ± 2 nm.
Calculate the valence of dsDNA (IgG) in the samples.
Protocol
Preparation of Reagents: Bring all reagents to room temperature before use. 1. Wash Buffer
If crystals have formed in the concentrate, warm up to room temperature and mix gently
until the crystals have completely dissolved. Dilute 20 ml of Wash Buffer Concentrateinto
deionized or distilled water to prepare 500 ml of Wash Buffer. 2. HRP-anti-human IgG
Dilute to the working concentration specified on the vial label using HRP-anti-human IgG
Diluent(1:100), respectively. Precaution: The Stop Solution provided with this kit is an
acid solution. Wear eye, hand, face, and clothing protection when using this material.
Sample Collection and Storage: CellCulture Supernates Remove particulates by
centrifugation and assay immediately or aliquot and store samples at -20° C. Avoid
repeated freeze-thaw cycles. Serum Use a serum separator tube (SST) and allow samples to
clot for 30 minutes before centrifugation for 15 minutes at 1000 g. Remove serum and assay
immediately or aliquot and store samples at -20° C. Avoid repeated freeze-thaw cycles. Plasma Collect plasma using citrate, EDTA, or heparin as an anticoagulant. Centrifuge for
15 minutes at 1000 g within 30 minutes of collection. Assay immediately or aliquot and
store samples at -20° C. Avoid repeated freeze-thaw cycles. Assay Procedure: Calculation
of Results: For calculation the valence of human dsDNA(IgG), please dilute the sample from
1:40 using Sample Diluent. Comparethe sample well with control. The dilution factor with
significant difference color is determined as the final valence. Limitations of the
Procedure: The kit should not be used beyond the expiration date on the kit label. Do not
mix or substitute reagents with those from other lots or sources. Any variation in
operator, pipetting technique, washing technique, incubation time ortemperature, and kit
age can cause variation in binding. This assay is designed to eliminate interference by
soluble receptors, binding proteins, and other factors present in biological samples.
Until all factors have been tested in the Immunoassay, the possibility of interference
cannot be excluded.
Prot. Assay Procedure
Assay Time: 1-3hSample Volume: 50-100ul
Application
ELISA...
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