CD21 ELISA Kit (Human)
Product Specifications
Reproducibility
Mean Inter-Assay Precision
CAS Number
7732-18-5
Gene Name
Complement C3d receptor 2
Gene Aliases
C3DR; CD21; Complement C3d receptor; complement component (3d/Epstein Barr virus) receptor 2; complement component 3d receptor 2; complement receptor type 2; CR; CVID7; EBV receptor; Epstein-Barr virus receptor; SLEB9.
Gene ID
1380
Reactivity
Homo sapiens|Human
Target
Receptor for complement C3Dd, for the Epstein-Barr virus on human B-cells and T-cells and for HNRNPU (PubMed:7753047) . Participates in B lymphocytes activation (PubMed:7753047) .
Type
ELISA Kit
Applications
Enzyme-linked Immunosorbent assay-Sandwich
Detection Method
Colorimetric, OD 450 nm
Assay Principle
Aviva Systems Biology CD21 ELISA Kit (Human) (OKWB00151) is based on standard sandwich enzyme-linked immuno-sorbent assay technology. An antibody specific for CD21 has been pre-coated onto a 96-well plate (12 x 8 Well Strips) . Standards or test samples are added to the wells, incubated and removed. A biotinylated detector antibody specific for CD21 is added, incubated and followed by washing. Avidin-Peroxidase Conjugate is then added, incubated and unbound conjugate is washed away. An enzymatic reaction is produced through the addition of TMB substrate which is catalyzed by HRP generating a blue color product that changes to yellow after adding acidic stop solution. The density of yellow coloration read by absorbance at 450 nm is quantitatively proportional to the amount of sample CD21 captured in the well.
Assay Protocol
Reconstitution & Storage Instructions Western Blotting/Immunoblotting (WB/IB) Protocol Immunohistochemistry (IHC) Protocol Immunocytochemistry (ICC) Protocol Enzyme-Linked ImmunoSorbent Assay (ELISA) Protocol Blocking Peptide Competition Protocol (BPCP) Immunoprecipitation (IP) Protocol Antibody Array (AA) Protocol Reconstitution & Storage Instructions
Reconstitution & Storage Instructions
Western Blotting/Immunoblotting (WB/IB) Protocol
Western Blotting/Immunoblotting (WB/IB) Protocol
Immunohistochemistry (IHC) Protocol
Immunohistochemistry (IHC) Protocol
Immunocytochemistry (ICC) Protocol
Immunocytochemistry (ICC) Protocol
Enzyme-Linked ImmunoSorbent Assay (ELISA) Protocol
Enzyme-Linked ImmunoSorbent Assay (ELISA) Protocol
Blocking Peptide Competition Protocol (BPCP)
Blocking Peptide Competition Protocol (BPCP)
Immunoprecipitation (IP) Protocol
Immunoprecipitation (IP) Protocol
Antibody Array (AA) Protocol
Antibody Array (AA) Protocol
Sample Type
Serum, Plasma, Cell Cultures, Tissue Homogenates, Other Biological Fluids
Detection Range
0.313-20ng/ml
Recovery
Sample Type Range Mean Serum (n=5) 87-101 95 EDTA Plasma (n=5) 85-104 91 Heparin Plasma (n=5) 89-100 94 Sample Type Range Mean Sample Type Range Mean Serum (n=5) 87-101 95 Serum (n=5) 87-101 95 EDTA Plasma (n=5) 85-104 91 EDTA Plasma (n=5) 85-104 91 Heparin Plasma (n=5) 89-100 94 Heparin Plasma (n=5) 89-100 94
Sensitivity
0.188 ng/mL
Reconstitution
Store as indicated in product manual.
Components
Component Amount CD21 Microplate 96 Wells (12 x 8 Well strips) CD21 Lyophilized Standard 2 x 20 ng 100X CD21 Biotinylated Detector Anitbody 1 x 120 uL 100X Avidin-HRP Conjugate 1 x 120 uL Standard Diluent 1 x 20 mL Detector Antibody Diluent 1 x 12 mL Conjugate Diluent 1 x 12 mL 25X Wash Buffer 1 x 20 mL TMB Substrate 1 x 10 mL Stop Solution 1 x 10 mL Component Amount Component Amount CD21 Microplate 96 Wells (12 x 8 Well strips) CD21 Microplate 96 Wells (12 x 8 Well strips) CD21 Lyophilized Standard 2 x 20 ng CD21 Lyophilized Standard 2 x 20 ng 100X CD21 Biotinylated Detector Anitbody 1 x 120 uL 100X CD21 Biotinylated Detector Anitbody 1 x 120 uL 100X Avidin-HRP Conjugate 1 x 120 uL 100X Avidin-HRP Conjugate 1 x 120 uL Standard Diluent 1 x 20 mL Standard Diluent 1 x 20 mL Detector Antibody Diluent 1 x 12 mL Detector Antibody Diluent 1 x 12 mL Conjugate Diluent 1 x 12 mL Conjugate Diluent 1 x 12 mL 25X Wash Buffer 1 x 20 mL 25X Wash Buffer 1 x 20 mL TMB Substrate 1 x 10 mL TMB Substrate 1 x 10 mL Stop Solution 1 x 10 mL Stop Solution 1 x 10 mL
NCBI Gene Symbol
CR2
Protein Name
Complement receptor type 2
Gene Name URL
CR2
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