Mini Samples ELISA Kit for Claudin 5 (CLDN5)

AWAL; BEC1; CPETRL1; TMVCF; Transmembrane Protein Deleted In Velocardiofacial Syndrome; Transmembrane protein deleted in VCFS

Specificity

This assay has high sensitivity and excellent specificity for detection of Mini Samples Claudin 5 (CLDN5).
No significant cross-reactivity or interference between Mini Samples Claudin 5 (CLDN5) and analogues was observed.

Recovery

Matrices listed below were spiked with certain level of recombinant Mini Samples Claudin 5 (CLDN5) and the recovery rates were calculated by comparing the measured value to the expected amount of Mini Samples Claudin 5 (CLDN5) in samples.

Matrix Recovery range (%) Average(%)
serum(n=5) 99-105 102
EDTA plasma(n=5) 84-97 89
heparin plasma(n=5) 97-105 101

Precision

Intra-assay Precision (Precision within an assay): 3 samples with low, middle and high level Mini Samples Claudin 5 (CLDN5) were tested 20 times on one plate, respectively.
Inter-assay Precision (Precision between assays): 3 samples with low, middle and high level Mini Samples Claudin 5 (CLDN5) were tested on 3 different plates, 8 replicates in each plate.
CV(%) = SD/meanX100
Intra-Assay: CV<10%
Inter-Assay: CV<12%

Linearity

The linearity of the kit was assayed by testing samples spiked with appropriate concentration of Mini Samples Claudin 5 (CLDN5) and their serial dilutions. The results were demonstrated by the percentage of calculated concentration to the expected.

Sample 1:2 1:4 1:8 1:16
serum(n=5) 88-99% 92-105% 86-94% 78-101%
EDTA plasma(n=5) 91-101% 98-105% 97-104% 89-98%
heparin plasma(n=5) 88-102% 94-101% 88-102% 89-102%

Stability

The stability of kit is determined by the loss rate of activity. The loss rate of this kit is less than 5% within the expiration date under appropriate storage condition.
To minimize extra influence on the performance, operation procedures and lab conditions, especially room temperature, air humidity, incubator temperature should be strictly controlled. It is also strongly suggested that the whole assay is performed by the same operator from the beginning to the end.

Reagents and materials provided

Reagents Quantity Reagents Quantity
Pre-coated, ready to use 96-well strip plate 1 Plate sealer for 96 wells 4
Standard 2 Standard Diluent 1×20mL
Detection Reagent A 1×60µL Assay Diluent A 1×6mL
Detection Reagent B 1×60µL Assay Diluent B 1×6mL
TMB Substrate 1×4.5mL Stop Solution 1×3mL
Wash Buffer (30 × concentrate) 1×10mL Instruction manual 1

Assay procedure summary

1. Prepare all reagents, samples and standards;
2. Add 25µL standard or sample to each well. Incubate 1 hour at 37°C;
3. Aspirate and add 25µL prepared Detection Reagent A. Incubate 1 hour at 37°C;
4. Aspirate and wash 3 times;
5. Add 25µL prepared Detection Reagent B. Incubate 30 minutes at 37°C;
6. Aspirate and wash 5 times;
7. Add 25µL Substrate Solution. Incubate 10-20 minutes at 37°C;
8. Add 20µL Stop Solution. Read at 450nm immediately.

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Magazine Citations
ALLERGY ASTHMA & IMMUNOLOGY RESEARCH The Impact of the Endothelial Tight Junction Protein, Claudin-5, on the Clinical Profiles of Patients With COPD Pubmed:30088372
Int J Psychiatry Clin Pract Serum zonulin and claudin-5 levels in children with attention-deficit/hyperactivity disorder Pubmed: 32757874
Eur Arch Psychiatry Clin Neurosci Serum zonulin and claudin-5 levels in patients with schizophrenia Pubmed: 32564127
BIPOLAR DISORDERS Regulatory effect of lithium on hippocampal blood‐brain barrier integrity in a rat model of depressive‐like behavior Pubmed: 32558151
J Paediatr Child Health Zonulin and claudin‐5 levels in multisystem inflammatory syndrome and SARS‐CoV‐2 infection in children Pubmed:35638118
Catalog No. Related products for research use of Homo sapiens (Human) Organism species Applications (RESEARCH USE ONLY!)
RPF295Hu01 Recombinant Claudin 5 (CLDN5) Positive Control; Immunogen; SDS-PAGE; WB.
CPF295Hu21 OVA Conjugated Claudin 5 (CLDN5) Immunogen; SDS-PAGE; WB.
PAF295Hu01 Polyclonal Antibody to Claudin 5 (CLDN5) WB; IHC; ICC; IP.
MAF295Hu21 Monoclonal Antibody to Claudin 5 (CLDN5) WB; IHC; ICC; IP.
SEF295Hu ELISA Kit for Claudin 5 (CLDN5) Enzyme-linked immunosorbent assay for Antigen Detection.
MEF295Hu Mini Samples ELISA Kit for Claudin 5 (CLDN5) Enzyme-linked immunosorbent assay for Antigen Detection.
LMF295Hu Multiplex Assay Kit for Claudin 5 (CLDN5) ,etc. by FLIA (Flow Luminescence Immunoassay) FLIA Kit for Antigen Detection.