CD3 Antibody (G4.18) [Alexa Fluor (R) 647]


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Product Details

Reactivity RtSpecies Glossary
Applications WB, Flow, IHC, IHC-P, IP
Please see the vial label for concentration. If unlisted please contact technical services.

CD3 Antibody (G4.18) [Alexa Fluor (R) 647] Summary

The immunogen for this antibody was CD3.
The G4.18 monoclonal antibody recognizes the rat CD3 protein.
IgG3 Kappa
Protein A or G purified
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Test in a species/application not listed above to receive a full credit towards a future purchase.

Packaging, Storage & Formulations

Store at 4C in the dark.
Alexa Fluor (R) 647
Alexa Fluor (R) 647
50mM Sodium Borate
0.05% Sodium Azide
Please see the vial label for concentration. If unlisted please contact technical services.
Protein A or G purified

Reactivity Notes

This antibody is reactive to Rat.

Alternate Names for CD3 Antibody (G4.18) [Alexa Fluor (R) 647]

  • CD3 antigen, delta subunit
  • CD3d antigen
  • CD3d antigen, delta polypeptide (TiT3 complex)
  • CD3d molecule, delta (CD3-TCR complex)
  • CD3e antigen
  • CD3e antigen, epsilon polypeptide (TiT3 complex)
  • CD3e molecule, epsilon (CD3-TCR complex)
  • CD3-epsilon
  • CD3g antigen
  • CD3g antigen, gamma polypeptide (TiT3 complex)
  • CD3g molecule, epsilon (CD3-TCR complex)
  • CD3g molecule, gamma (CD3-TCR complex)
  • CD3G
  • FLJ17620
  • FLJ17664
  • FLJ18683
  • FLJ79544
  • FLJ94613
  • MGC138597
  • T3DOKT3, delta chain
  • T3E
  • T-cell antigen receptor complex, epsilon subunit of T3
  • T-cell receptor T3 delta chain
  • T-cell surface antigen T3/Leu-4 epsilon chain
  • T-cell surface glycoprotein CD3 delta chain
  • T-cell surface glycoprotein CD3 epsilon chain
  • TCRE


This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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Product General Protocols

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

Video Protocols

WB Video Protocol

FAQs for CD3 Antibody (NBP1-43458AF647). (Showing 1 - 1 of 1 FAQ).

  1. What the theoretical molecular weight for CD3 antibodies?
    • The TMW of CD3 antibodies is approximately 20 - 25 kDa.

Secondary Antibodies


Isotype Controls

Other Available Formats

Alexa Fluor (R) 700 Labeled NBP1-43458AF700

Additional CD3 Products

CD3 NBP1-43458AF647

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Blogs on CD3.

Transferrin and the blood brain barrier
Transferrin, an iron binding protein that facilitates iron uptake in cells, is an integral part of a mechanism that may introduce antibody therapies to the central nervous system. Currently, the brain’s ability to take in antibody therapies i...  Read full blog post.

MHC Class I and the Herpes Simplex Virus
MHC molecules (also known as major histocompatibility complex molecules) assist in the presentation of antigens to T cells in order to eradicate foreign pathogens.  These molecules are highly polymorphic, meaning that they exist in multiple varian...  Read full blog post.

CD3 (OKT3) as a marker of immune response efficiency
Our immune system is a powerful defense mechanism against infection, however different variables can cause our immune response to work for or against us.  CD3 (cluster of differentiation 3) is one component of our immune signal response that is co...  Read full blog post.

The CD4 Antibody: More than Just a Cellular Marker
CD4 is a member of the cluster of differentiation family of proteins, mainly expressed on the surface of thymocytes and a specific subset of mature T-cells. CD4 antibody studies have also shown it expressed on monocytes, cortical cells, microglial cel...  Read full blog post.

Contact Information

Product PDFs


Gene Symbol CD3

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