Quinolinic Acid ELISA Kit

Katalog-Nummer OKCD02284

Size : 96Wells

Marke : Aviva Systems Biology

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Product Info
Predicted Species ReactivityAll Species
ApplicationEnzyme-linked Immunosorbent assay-Competitive
ELISA Kit Detection MethodColorimetric
ELISA Kit Duration2h
ELISA Kit Linearity
Matrix1:2 Dilution1:4 Dilution1:8 Dilution1:16 Dilution
serum(n=5)82-101%80-99%96-105%89-96%
EDTA plasma(n=5)93-101%84-96%99-105%83-104%
heparin plasma(n=5)81-99%91-102%94-105%98-105%
ELISA Kit PrincipleThis assay employs the competitive inhibition enzyme immunoassay technique. A monoclonal antibody specific to Quinolinic Acid (QA) has been pre-coated onto a microplate. A competitive inhibition reaction is launched between biotin labeled Quinolinic Acid (QA) and unlabeled Quinolinic Acid (QA) (Standards or samples) with the pre-coated antibody specific to Quinolinic Acid (QA). After incubation the unbound conjugate is washed off. Next, avidin conjugated to Horseradish Peroxidase (HRP) is added to each microplate well and incubated. The amount of bound HRP conjugate is reverse proportional to the concentration of Quinolinic Acid (QA) in the sample. After addition of the substrate solution, the intensity of color developed is reverse proportional to the concentration of Quinolinic Acid (QA) in the sample.
ELISA Kit Range1.23-100ng/mL
ELISA Kit Recovery
MatrixRecovery Range (%)Average (%)
serum(n=5)90-9894
EDTA plasma(n=5)81-9993
heparin plasma(n=5)90-9893
ELISA Kit ReproducibilityIntra-assay Precision (Precision within an assay): 3 samples with low, middle and high level Quinolinic Acid (QA) were tested 20 times on one plate, respectively. Inter-assay Precision (Precision between assays): 3 samples with low, middle and high level Quinolinic Acid (QA) were tested on 3 different plates, 8 replicates in each plate. CV(%) = SD/meanX100 Intra-Assay: CV<10% Inter-Assay: CV<12%
ELISA Kit Component
ComponentAmount
Anti-Quinolinic Acid Microplate96 Wells (12 x 8 Well Strips)
Quinolinic Acid Lyophilized Standard2
100X Quinolinic Acid Biotin Complex120 uL
100X Avidin/HRP Conjugate120 uL
Standard Diluent1 x 20 mL
Biotin Complex Diluent1 x 12 mL
Avidin/HRP Conjugate Diluent1 x 12 mL
30X Wash Buffer1 x 20 mL
TMB Substrate1 x 9 mL
Stop Solution1 x 6 mL
Additional InformationCAS: 89-00-9
PubChem: 1066
Reconstitution and Storage2°C to 8°C|-20°C
Sample TypeSerum, plasma and other biological fluids
Sensitivity0.58 ng/mL
Publications

Abdur Rahman, Muddanna S. Rao & Khalid M. Khan. Intraventricular infusion of quinolinic acid impairs spatial learning and memory in young rats: a novel mechanism of lead-induced neurotoxicity. J Neuroinflammation. 15, 263 (2018). PMC6137743

Cognitive Decline, Cerebral-Spleen Tryptophan Metabolism, Oxidative Stress, Cytokine Production, and Regulation of the Txnip Gene in a Triple Transgenic Mouse Model of Alzheimer Disease. Am J Pathol. 189, 1435-1450 (2019). 30980800

Assay InfoAssay Methodology: Competitive Inhibition Immunoassay
Description
Gene SymbolQA
Alias SymbolsQuinolinic acid; 2,3-pyridinedicarboxylic acid; Pyridine-2,3-dicarboxylic acid; 89-00-9; Quinolinate; Pyridine-2,3-dicarboxylate   
Protein NameQuinolinic Acid
Description of TargetQuinolinic acid is a metabolite of tryptophan with a possible role in neurodegenerative disorders. Elevated CSF levels of quinolinic acid are correlated with the severity of neuropsychological deficits in patients who have AIDS.

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Katalog-Nummer
Beschreibung
Cond.
Preis zzgl. MwSt.
OKCD02271
 96Wells