Date published: 2026-10-17

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CD8-alpha Antibody (C8/144B): sc-53212

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Datasheets
  • CD8-α Antibody (C8/144B) is a mouse monoclonal IgG1 κ, cited in 13 publications, provided at 200 µg/ml
  • raised against the C-terminus of CD8-α of human origin
  • CD8-alpha Antibody (C8/144B) is recommended for detection of CD8-α of human origin by WB, IP, IF and IHC(P)
  • Anti-CD8-alpha Antibody (C8/144B) is available conjugated to agarose for IP; HRP for WB, IHC(P) and ELISA; and to either phycoerythrin or FITC for IF, IHC(P) and FCM
  • also available conjugated to Alexa Fluor® 488, Alexa Fluor® 546, Alexa Fluor® 594 or Alexa Fluor® 647 for WB (RGB), IF, IHC(P) and FCM, and for use with RGB fluorescent imaging systems, such as iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • also available conjugated to Alexa Fluor® 680 or Alexa Fluor® 790 for WB (NIR), IF and FCM; for use with Near-Infrared (NIR) detection systems, such as LI-COR®Odyssey®, iBright™ FL1000, FluorChem™, Typhoon, Azure and other comparable systems
  • m-IgG Fc BP-HRP and m-IgG1 BP-HRP are the preferred secondary detection reagents for CD8-α Antibody (C8/144B) for WB and IHC(P) applications. These reagents are now offered in bundles with CD8-α Antibody (C8/144B) (see ordering information below).
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CD8-α Antibody (C8/144B) is a mouse monoclonal IgG1 kappa light chain antibody that specifically detects the CD8-α protein of human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and immunohistochemistry with paraffin-embedded sections (IHCP). CD8-α, also known as CD8A, T8, or Leu-2, is a transmembrane glycoprotein expressed on the surface of cytotoxic T lymphocytes and some natural killer cells, playing a crucial role in the adaptive immune response. Post-translational modifications of CD8-α, such as glycosylation and phosphorylation, are essential for proper folding, stability, and function, influencing interaction with the T cell receptor (TCR) and major histocompatibility complex (MHC) class I molecules. These modifications can affect signal transduction pathways and the efficacy of T cell activation, making them important for understanding immune responses and developing therapeutic interventions. The study of CD8-α is pivotal for understanding adaptive immune responses, autoimmune conditions, and the development of novel therapeutic strategies, making anti-CD8-α antibody (C8/144B) an invaluable tool for researchers aiming to investigate T cell-mediated immunity and its implications in various disease models. CD8-α monoclonal antibody (C8/144B) is available in non-conjugated form as well as various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates, to suit a wide range of experimental applications.

For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.

Alexa Fluor® is a trademark of Molecular Probes Inc., OR., USA

LI-COR® and Odyssey® are registered trademarks of LI-COR Biosciences

CD8-alpha Antibody (C8/144B) References:

  1. Memory phenotype of CD8+ T cells in MHC class Ia-deficient mice.  |  Kurepa, Z., et al. 2003. J Immunol. 170: 5414-20. PMID: 12759416
  2. CD8 alpha- and Langerin-negative dendritic cells, but not Langerhans cells, act as principal antigen-presenting cells in leishmaniasis.  |  Ritter, U., et al. 2004. Eur J Immunol. 34: 1542-50. PMID: 15162423
  3. Differential expression of CD8 alpha and CD8 beta associated with MHC-restricted and non-MHC-restricted cytolytic effector cells.  |  Baume, DM., et al. 1990. Cell Immunol. 131: 352-65. PMID: 2122925
  4. Phenotypic heterogeneity of persistent expansions of CD4+ CD8+ T cells.  |  Tonutti, E., et al. 1994. Clin Immunol Immunopathol. 73: 312-20. PMID: 7955559
  5. Requirement for CD8 beta chain in positive selection of CD8-lineage T cells.  |  Nakayama, K., et al. 1994. Science. 263: 1131-3. PMID: 8108731
  6. Decreased CD8-p56lck activity in peripheral blood T-lymphocytes from patients with hereditary haemochromatosis.  |  Arosa, FA., et al. 1994. Scand J Immunol. 39: 426-32. PMID: 8191217
  7. Evidence for differential intracellular signaling via CD4 and CD8 molecules.  |  Ravichandran, KS. and Burakoff, SJ. 1994. J Exp Med. 179: 727-32. PMID: 8294879
  8. Functional GATA-3 binding sites within murine CD8 alpha upstream regulatory sequences.  |  Landry, DB., et al. 1993. J Exp Med. 178: 941-9. PMID: 8350061
  9. The TCR-beta chain repertoire of gut-derived T lymphocytes.  |  Regnault, A., et al. 1995. Semin Immunol. 7: 307-19. PMID: 8580463
  10. Differential expression of CD8 epitopes amongst porcine CD8-positive functional lymphocyte subsets.  |  Yang, H. and Parkhouse, RM. 1997. Immunology. 92: 45-52. PMID: 9370923

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

CD8-α Antibody (C8/144B)

sc-53212
200 µg/ml
$322.00

CD8-α Antibody (C8/144B): m-IgG Fc BP-HRP Bundle

sc-526780
200 µg Ab; 10 µg BP
$361.00

CD8-α Antibody (C8/144B): m-IgG1 BP-HRP Bundle

sc-532153
200 µg Ab; 20 µg BP
$361.00

CD8-α Antibody (C8/144B) AC

sc-53212 AC
500 µg/ml, 25% agarose
$424.00

CD8-α Antibody (C8/144B) HRP

sc-53212 HRP
200 µg/ml
$322.00

CD8-α Antibody (C8/144B) FITC

sc-53212 FITC
200 µg/ml
$336.00

CD8-α Antibody (C8/144B) PE

sc-53212 PE
200 µg/ml
$349.00

CD8-α Antibody (C8/144B) Alexa Fluor® 488

sc-53212 AF488
200 µg/ml
$364.00

CD8-α Antibody (C8/144B) Alexa Fluor® 546

sc-53212 AF546
200 µg/ml
$364.00

CD8-α Antibody (C8/144B) Alexa Fluor® 594

sc-53212 AF594
200 µg/ml
$364.00

CD8-α Antibody (C8/144B) Alexa Fluor® 647

sc-53212 AF647
200 µg/ml
$364.00

CD8-α Antibody (C8/144B) Alexa Fluor® 680

sc-53212 AF680
200 µg/ml
$364.00

CD8-α Antibody (C8/144B) Alexa Fluor® 790

sc-53212 AF790
200 µg/ml
$364.00

What pH citrate buffer do you recommend for FFPE sections?

Asked by: Leigh
Thank you for your question. You can find our recommended protocol under this link: https://www.scbt.com/resources/protocols/immunofluorescence-cell-staining We recommend using 10 mM sodium citrate buffer, pH 6.0 (sc-294091)
Answered by: Tech Support Europe
Date published: 2025-10-01

Can this antibody be used for IF (Formalin-Fixed Parrafin Embedded) mouse tissues to detect CD8?

Asked by: Scooby
Thank you for your question. This antibody has not yet been tested in mouse and so that is not a recommended species at this time. We are still gathering data to show on our website. Check back for updates!
Answered by: Tech Service
Date published: 2020-03-27

Buonasera, Vorrei sapere se sarebbe possibile avere questo anticorpo libero da proteine carrier e azide. Ringraziandovi anticipatamente, cordiali saluti. Chiara Godano

Asked by: Chiara92
Molte grazie per la sua domanda. Per richiedere i nostri anticorpi in formato diverso da quello standard contatti il nostro servizio tecnico tramite email a europe@scbt.com Thank you for your question. To request products in a non-standard format please contact our Technical Service by email at europe@scbt.com
Answered by: SCBT Heidelberg Support
Date published: 2021-08-31

I am using CD8-α (C8/144B): sc-53212 monoclonal antibody to stain paraffin embedded tissue. Do you recommend antigen retrieval when using this antibody?

Asked by: cjMara
We recommend performing antigen retrieval with sodium citrate buffer (pH 6) and heat. The full protocol can be found here: https://www.scbt.com/scbt/resources/protocols/immunoperoxidase-staining
Answered by: Technical Support
Date published: 2021-08-31
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Rated 5 out of 5 by Maeva from Works very well!Works very well, I used at 1:200 and 1:500, with anti-mouse HRP at 1:2,000, and I think I could easily dilute this antibody further, to 1:1,000.
Date published: 2018-02-13
Rated 5 out of 5 by Dr Ninau Qelp from Great antibody for WB and IHC(P)CD8-α (C8/144B) gave beautiful staining in human spleen tissue for IHC(P). Also strong WB band at 32 kDa in positive control CCRF-CEM Cell Lysate: sc-2225.
Date published: 2017-01-25
Rated 5 out of 5 by CJ from GoodGood, clear band in WB in human PBL whole cell lysate. -SCBT QC
Date published: 2013-04-06
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CD8-α Antibody (C8/144B) is rated 5.0 out of 5 by 3.
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