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Overview

  • Product nameAnti-CD8 alpha antibody [OX-8]See all CD8 alpha primary antibodies ...
  • Description
    Mouse monoclonal [OX-8] to CD8 alpha
  • Tested applicationsBlocking, Flow Cyt, IHC-Fr, IHC-P, WB, IP, ICC/IF more details
  • Species reactivity
    Reacts with: Rat
  • Immunogen

    Rat thymocyte membrane glycoproteins.

Properties

  • FormLiquid
  • Storage instructionsStore at +4°C short term (1-2 weeks). Aliquot and store at -20°C long term. Avoid repeated freeze / thaw cycles.
  • Storage bufferPreservative: 0.09% Sodium Azide
    Constituents: PBS, pH 7.2
  • Concentration information loading...
  • PurityProtein G purified
  • Clonality Monoclonal
  • Clone numberOX-8
  • MyelomaNS1
  • IsotypeIgG1
  • Research Areas

Applications

Our Abpromise guarantee covers the use of ab33786 in the following tested applications.

The application notes include recommended starting dilutions; optimal dilutions/concentrations should be determined by the end user.

Application Notes
Blocking BL: Use at an assay dependent dilution.
Flow Cyt Flow Cyt: 1/50 - 1/100. Use 10µl of the suggested working dilution to label 106 cells in 100µl.
IHC-Fr IHC-Fr: Use at an assay dependent dilution.
IHC-P IHC-P: Use at an assay dependent dilution.
WB WB: Use at an assay dependent dilution.
IP IP: Use at an assay dependent dilution.
ICC/IF ICC/IF: Use at an assay dependent dilution.

Target

  • FunctionIdentifies cytotoxic/suppressor T-cells that interact with MHC class I bearing targets. CD8 is thought to play a role in the process of T-cell mediated killing. CD8 alpha chains binds to class I MHC molecules alpha-3 domains.
  • Involvement in diseaseDefects in CD8A are a cause of familial CD8 deficiency (CD8 deficiency) [MIM:608957]. Familial CD8 deficiency is a novel autosomal recessive immunologic defect characterized by absence of CD8+ cells, leading to recurrent bacterial infections.
  • Sequence similaritiesContains 1 Ig-like V-type (immunoglobulin-like) domain.
  • Post-translational
    modifications
    All of the five most carboxyl-terminal cysteines form inter-chain disulfide bonds in dimers and higher multimers, while the four N-terminal cysteines do not.
  • Cellular localizationSecreted and Cell membrane.
  • Target information above from: UniProt accession P01732 The UniProt Consortium
    The Universal Protein Resource (UniProt) in 2010
    Nucleic Acids Res. 38:D142-D148 (2010) .

    Information by UniProt
  • Database links
  • Alternative names
      CD 8a antibodyCD8 alpha chain antibodyCD8 antibody
      CD8 antigen alpha chain antibodyCD8 antigen alpha polypeptide antibodyCD8 antigen alpha polypeptide (p32) antibodyCD8a antibodyCD8a antigen antibodyCD8a molecule antibodyCD8A_HUMAN antibodyLeu 2 antibodyLeu2 antibodyLeu2 T lymphocyte antigen antibodyMAL antibodyOKT8 T cell antigen antibodyOTTHUMP00000160760 antibodyOTTHUMP00000160764 antibodyOTTHUMP00000203528 antibodyOTTHUMP00000203721 antibodyp32 antibodyT cell antigen Leu2 antibodyT cell co receptor antibodyT cell coreceptor antibodyT cell surface glycoprotein CD8 alpha chain antibodyT lymphocyte differentiation antigen T8/Leu 2 antibodyT lymphocyte differentiation antigen T8/Leu2 antibodyT-cell surface glycoprotein CD8 alpha chain antibodyT-lymphocyte differentiation antigen T8/Leu-2 antibodyT8 T cell antigen antibody
    see all

Anti-CD8 alpha antibody [OX-8] images

  • ab33786 staining CD8 alpha in rat spleen tissue by Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections).

    Tissue was fixed with 10% neutral buffered formalin and a heat mediated antigen retrieval step was performed using citrate buffer. Samples were then permeabilized with Triton X-100, blocked using 5% serum for 30 minutes at 25°C and then incubated with ab33786 at a 1/100 dilution for 1 hour at 25°C. The secondary used was a biotin-conjugated rabbit anti-mouse polyclonal, used at a 1/300 dilution.

    See Abreview

  • ab33786 staining CD8 alpha in rat spleen tissue by Immunohistochemistry (Frozen sections).

    Tissue was fixed in acetone, blocked with 5% serum for 30 minutes at 25°C, then incubated with ab33786 at a 1/200 for 1 hour 30 minutes at 25°C. The secondary used was a biotin conjugated rabbit anti-mouse polyclonal, used at a 1/300.

    See Abreview

References for Anti-CD8 alpha antibody [OX-8] (ab33786)

This product has been referenced in:
  • Whiteland JL  et al. Immunohistochemical detection of T-cell subsets and other leukocytes in paraffin-embedded rat and mouse tissues with monoclonal antibodies. J Histochem Cytochem 43:313-20 (1995). Read more (PubMed: 7868861) »

See 1 Publication for this product

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Application Immunohistochemistry (Frozen sections)
Sample Rat Tissue sections (spleen)
Specification spleen
Fixative Acetone
Permeabilization No
Blocking step Serum as blocking agent for 30 minute(s) · Concentration: 5% · Temperature: 25°C
Username

Verified customer

Submitted Sep 07 2011

Application Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections)
Sample Rat Tissue sections (spleen)
Specification spleen
Fixative 10 % Neutral Buffered Formalin
Antigen retrieval step Heat mediated - Buffer/Enzyme Used: Citrate
Permeabilization Yes - Triton X-100
Blocking step Serum as blocking agent for 30 minute(s) · Concentration: 5% · Temperature: 25°C
Username

Verified customer

Submitted Sep 06 2011

Please note: All products are "FOR RESEARCH USE ONLY AND ARE NOT INTENDED FOR DIAGNOSTIC OR THERAPEUTIC USE"