Anti-CD21 antibody [EPR23977-146] - BSA and Azide free (Capture),Abcam,AB281171

ab281171 is a BSA and Azide Free antibody supplied in an unconjugated format and it is suitable for sandwich ELISAs to quantify Human CR2. The recommended pair for sandwich ELISA is: Capture: ab281171, Human CR2 Capture Antibody (unconjugated) Detector: ab281021 , Human CR2 Detector Antibody (unconjugated) The reference range value is 31.25 - 4000 pg/mL. Patented technology Our RabMAb ® technology is a patented hybridoma-based technology for making rabbit monoclonal antibodies. For details on our patents, please refer to RabMAb ® patents . What are the advantages of a recombinant monoclonal antibody? This product is a recombinant monoclonal antibody, which offers several advantages including: - High batch-to-batch consistency and reproducibility - Improved sensitivity and specificity - Long-term security of supply - Animal-free batch production For more information, read more on recombinant antibodies . Conjugation ready Our carrier-free antibodies are typically supplied in a PBS-only formulation, purified and free of BSA, sodium azide and glycerol. This conjugation-ready format is designed for use with fluorochromes, metal isotopes, oligonucleotides, and enzymes, which makes them ideal for antibody labelling, functional and cell-based assays, flow-based assays (e.g. mass cytometry) and Multiplex Imaging applications. Use our conjugation kits for antibody conjugates that are ready-to-use in as little as 20 minutes with 1 minute hands-on-time and 100% antibody recovery: available for fluorescent dyes, HRP, biotin and gold. Sandwich ELISA The recommended antibody orientation is based on internal optimization for ELISA-based assays. Antibody orientation is assay dependent and needs to be optimized for each assay type. Please note that the range provided for this antibody is only an estimation based on the performance of the product using the recommended antibody pair. Performance of the antibody pair will depend on the specific characteristics of your assay. We guarantee the product works in sandwich ELISA, but we do not guarantee the sensitivity or dynamic range of the antibody in your assay.

Host

Rabbit

Reactivity

Human

Application

sELISA

Platform ID

BAB998100206

Abcam

Headquarters

Discovery Drive Cambridge Biomedical Campus Cambridge CB2 0AX UK

Contact

Tel: +44 (0)1223 696000
Fax: +44 (0)1223 215 215

Product Specifications
Scientific Background

Specifications

NameAnti-CD21 antibody [EPR23977-146] - BSA and Azide free (Capture)
Cat. No.AB281171
HostRabbit
IsotypeIgG
ReactivityHuman
ApplicationsELISA
ClonalityMonoclonal
Clone NumberEPR23977-146
Concentration1.022 mg/mL Batch dependent concentration
ImmunogenThe exact immunogen used to generate this antibody is proprietary information.
PurityAffinity purification Protein A
Appearance/FormLiquid
ShippingBlue Ice
FormulationConstituents: PBS
Storage+4°C
Regulatory StatusResearch Use Only

Scientific Background

Target data Serves as a receptor for various ligands including complement component CD3d, HNRNPU OR IFNA1 (PubMed : 1849076, PubMed : 21527715, PubMed : 7753047). When C3d is bound to antigens, attaches to C3d on B-cell surface and thereby facilitates the recognition and uptake of antigens by B-cells (PubMed : 21527715). This interaction enhances B-cell activation and subsequent immune responses. Forms a complex with several partners on the surface of B-cells including CD19, FCRL5 and CD81, to form the B-cell coreceptor complex that plays a crucial role in B-cell activation and signaling (PubMed : 1383329, PubMed : 30107486). Induces also specific intracellular signaling separately from the BCR and CD19 by activating the tyrosine kinase SRC, which then phosphorylates nucleolin/NCL and triggers AKT and GSK3 kinase activities in a SYK/CD19-independent manner (PubMed : 12938232). Acts as a ligand for CD23 (FcepsilonRII), a low-affinity receptor for IgE, which is expressed on B-cells and other immune cells, and thus participates in the regulation of IgE production (PubMed : 1386409).. (Microbial infection) Acts as a receptor for Epstein-Barr virus. See full target information CR2

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