Human CD21 ELISA Kit (Colorimetric)


ELISA: Human CD21 ELISA Kit (Colorimetric) [NBP3-11783] - Representative standard curve.

Product Details

Reactivity HuSpecies Glossary
Applications ELISA
Suitable Sample Type
Serum, plasma and other biological fluids
Standard Curve Range
0.31 - 20 ng/mL
0.19 ng/mL

Order Details

Human CD21 ELISA Kit (Colorimetric) Summary

Standard Curve Range
0.31 - 20 ng/mL
0.19 ng/mL
Assay Type
%CV < 6.00
%CV < 6.60
Spike Recovery
87 - 108%
Sample Volume
100 uL
Kit Type
ELISA Kit (Colorimetric)



Packaging, Storage & Formulations

Storage of components varies. See protocol for specific instructions.

Kit Components

  1. Biotinylated Detection Antibody Diluent
  2. Concentrated Biotinylated Detection Antibody
  3. Concentrated HRP Conjugate
  4. Concentrated Wash Buffer
  5. HRP Conjugate Diluent
  6. Micro ELISA Plate
  7. Plate Sealer
  8. Reference Standard & Sample Diluent
  9. Reference Standard
  10. Stop Solution
  11. Substrate Reagent

Alternate Names for Human CD21 ELISA Kit (Colorimetric)

  • C3DR
  • CD21 antigen
  • CD21
  • Complement C3d receptor
  • complement component (3d/Epstein Barr virus) receptor 2
  • complement receptor type 2
  • CR2
  • EBV receptor
  • Epstein-Barr virus receptor


This product is for research use only and is not approved for use in humans or in clinical diagnosis. ELISA Kits are guaranteed for 6 months from date of receipt.

Customers Who Viewed This Item Also Viewed...

Species: Hu
Applications: ELISA, ICC/IF, S-ELISA, WB
Species: Mu
Applications: IHC, WB
Species: Hu
Applications: BA
Species: Hu
Applications: CyTOF-ready, ELISA, Flow, ICC/IF, IHC, IHC-P, PA, WB
Species: Hu, Mu
Applications: Flow-IC, Flow, ICC/IF, IHC, IHC-Fr, IHC-P, IP, WB
Species: Pm, Pm-Cm, Hu, Pm, RM
Applications: Flow, ICC/IF, IHC, IHC-P, ISH
Species: Ec, Mu
Applications: CyTOF-ready, Flow-IC, Flow, IA, ICC/IF, IHC, IHC-Fr, IHC-P, IP
Species: Ca, Hu, Pm, Rt
Applications: ICC/IF, IHC, IHC-P, WB
Species: Hu, Mu, Po, V-Vi
Applications: ELISA, Flow, ICC/IF, IHC, IHC-Fr, IHC-P, In vitro, RIA, WB
Species: Hu, Mu, Rt
Applications: ICC/IF, IHC, IHC-P, WB
Species: Hu
Applications: CyTOF-ready, Dual ISH-IHC, ICC, IHC, ICFlow, Simple Western, WB
Species: Hu
Applications: IHC, IHC-P, WB
Species: Hu, Mu
Applications: IHC, IHC-Fr, IHC-P, KD, WB
Species: Hu, Mu
Applications: CyTOF-ready, Flow, ICC/IF, In vitro, WB
Species: Hu, Mu, Rt
Applications: ICC/IF, IHC, IHC-P, WB
Species: Hu
Applications: ELISA, AP, PA, WB
Species: Hu
Applications: Block, ICC, WB
Species: Hu, Mu, Rt
Applications: ICC, KO, Simple Western, WB
Species: Hu
Applications: ELISA

Publications for CD21 ELISA Kit (NBP3-11783) (0)

There are no publications for CD21 ELISA Kit (NBP3-11783).
By submitting your publication information earn gift cards and discounts for future purchases.

Reviews for CD21 ELISA Kit (NBP3-11783) (0)

There are no reviews for CD21 ELISA Kit (NBP3-11783). By submitting a review you will receive an Amazon e-Gift Card or Novus Product Discount.
  • Review with no image -- $10/€7/£6/$10 CAD/¥70 Yuan/¥1110 Yen
  • Review with an image -- $25/€18/£15/$25 CAD/¥150 Yuan/¥2500 Yen

Product General Protocols

Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.

FAQs for CD21 ELISA Kit (NBP3-11783) (0)

There are no specific FAQs related to this product. Read our general customer & technical service FAQs.

Additional CD21 Products

Bioinformatics Tool for CD21 ELISA Kit (NBP3-11783)

Discover related pathways, diseases and genes to CD21 ELISA Kit (NBP3-11783). Need help? Read the Bioinformatics Tool Guide for instructions on using this tool.
Visit Tool

Diseases for CD21 ELISA Kit (NBP3-11783)

Discover more about diseases related to CD21 ELISA Kit (NBP3-11783).

Pathways for CD21 ELISA Kit (NBP3-11783)

View related products by pathway.

PTMs for CD21 ELISA Kit (NBP3-11783)

Learn more about PTMs related to CD21 ELISA Kit (NBP3-11783).

Research Areas for CD21 ELISA Kit (NBP3-11783)

Find related products by research area.

Blogs on CD21.

How to identify B cell subsets using flow cytometry
By Victoria OsinskiUsing flow cytometry to identify B cell subsetsIdentifying cellular subsets by flow cytometry requires careful and thorough planning in order to ensure the correct subset of cells are identified a...  Read full blog post.

CD19: An Undoubted Biomarker for B Cells
CD19 is a cell surface protein member of the large immunoglobulin superfamily that complexes with CD21, CD81, and CD225 in the membrane of mature B-cells. A major function of CD19 is to assemble with the antigen receptor of B-lymphocytes to decrease t...  Read full blog post.

Customers Who Bought This Also Bought

Contact Information

Product PDFs

Review this Product

Be the first to review our Human CD21 ELISA Kit (Colorimetric) and receive a gift card or discount.


Gene Symbol CR2