Date published: 2025-11-1

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CD79B Antibody (B29/123): sc-53210

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Datasheets
  • CD79B Antibody (B29/123) is a mouse monoclonal IgG2b λ CD79B antibody, cited in 9 publications, provided at 200 µg/ml
  • raised against C-terminal 215 amino acids of murine B29
  • CD79B Antibody (B29/123) is recommended for detection of CD79B of mouse, rat, human, porcine and equine origin by WB, IP, IF and IHC(P)
  • Anti-CD79B Antibody (B29/123) 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-IgG2b BP-HRP and m-IgGλ BP-HRP are the preferred secondary detection reagents for CD79B Antibody (B29/123) for WB and IHC(P) applications. These reagents are now offered in bundles with CD79B Antibody (B29/123) (see ordering information below).

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CD79B Antibody (B29/123) is a mouse monoclonal IgG2b λ light chain antibody that detects CD79B protein of mouse, rat, human, porcine, and equine origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and immunohistochemistry. Anti-CD79B antibody (B29/123) is available in both non-conjugated and various conjugated forms, including agarose, horseradish peroxidase (HRP), phycoerythrin (PE), fluorescein isothiocyanate (FITC), and multiple Alexa Fluor® conjugates. CD79B protein, also known as Ig β, plays a crucial role in forming B cell antigen receptor complex by associating with CD79A (Ig α) and membrane immunoglobulin, such as IgM or IgD. This interaction is vital for proper surface expression of immunoglobulins, which are essential for effective antigen presentation and subsequent B cell activation. CD79B′s cytoplasmic tail contains an immuno-receptor tyrosine-based activation motif (ITAM) that is critical for initiating B cell receptor signaling by recruiting and activating tyrosine kinases, thereby triggering downstream signaling pathways that lead to B cell proliferation and differentiation. Understanding CD79B′s function is important for elucidating mechanisms of B cell activation and immune response, making CD79B (B29/123) monoclonal antibody a valuable tool for researchers studying immunology and related fields.

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

CD79B Antibody (B29/123) References:

  1. The B29 and mb-1 polypeptides are differentially expressed during human B cell differentiation.  |  Mason, DY., et al. 1992. Eur J Immunol. 22: 2753-6. PMID: 1396979
  2. Molecular cloning and expression pattern of a human gene homologous to the murine mb-1 gene.  |  Ha, HJ., et al. 1992. J Immunol. 148: 1526-31. PMID: 1538135
  3. The IgM-associated protein mb-1 as a marker of normal and neoplastic B cells.  |  Mason, DY., et al. 1991. J Immunol. 147: 2474-82. PMID: 1747162
  4. The membrane IgM-associated heterodimer on human B cells is a newly defined B cell antigen that contains the protein product of the mb-1 gene.  |  van Noesel, CJ., et al. 1991. J Immunol. 146: 3881-8. PMID: 2033258
  5. CD79B limits response of diffuse large B cell lymphoma to ibrutinib.  |  Kim, JH., et al. 2016. Leuk Lymphoma. 57: 1413-22. PMID: 26699656
  6. Monoclonal antibodies (MT1, MT2, MB1, MB2, MB3) reactive with leukocyte subsets in paraffin-embedded tissue sections.  |  Poppema, S., et al. 1987. Am J Pathol. 127: 418-29. PMID: 3296769
  7. A novel ten-gene prognostic signature for cervical cancer based on CD79B-related immunomodulators.  |  Pu, D., et al. 2022. Front Genet. 13: 933798. PMID: 36406115
  8. CD79B Y196 mutation is a potent predictive marker for favorable response to R-MPV in primary central nervous system lymphoma.  |  Yamaguchi, J., et al. 2023. Cancer Med. 12: 7116-7126. PMID: 36478416
  9. CD79a: a novel marker for B-cell neoplasms in routinely processed tissue samples.  |  Mason, DY., et al. 1995. Blood. 86: 1453-9. PMID: 7632952
  10. Isolation and chromosomal mapping of the human immunoglobulin-associated B29 gene (IGB).  |  Wood, WJ., et al. 1993. Genomics. 16: 187-92. PMID: 8486355
  11. Detection of T and B cells in many animal species using cross-reactive anti-peptide antibodies.  |  Jones, M., et al. 1993. J Immunol. 150: 5429-35. PMID: 8515069
  12. The antigen receptor complex on cord B lymphocytes.  |  Macardle, PJ., et al. 1997. Immunology. 90: 376-82. PMID: 9155644

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

CD79B Antibody (B29/123)

sc-53210
200 µg/ml
$316.00

CD79B Antibody (B29/123): m-IgGλ BP-HRP Bundle

sc-520960
200 µg Ab, 40 µg BP
$354.00

CD79B Antibody (B29/123): m-IgG2b BP-HRP Bundle

sc-549553
200 µg Ab; 10 µg BP
$354.00

CD79B Antibody (B29/123) AC

sc-53210 AC
500 µg/ml, 25% agarose
$416.00

CD79B Antibody (B29/123) HRP

sc-53210 HRP
200 µg/ml
$316.00

CD79B Antibody (B29/123) FITC

sc-53210 FITC
200 µg/ml
$330.00

CD79B Antibody (B29/123) PE

sc-53210 PE
200 µg/ml
$343.00

CD79B Antibody (B29/123) Alexa Fluor® 488

sc-53210 AF488
200 µg/ml
$357.00

CD79B Antibody (B29/123) Alexa Fluor® 546

sc-53210 AF546
200 µg/ml
$357.00

CD79B Antibody (B29/123) Alexa Fluor® 594

sc-53210 AF594
200 µg/ml
$357.00

CD79B Antibody (B29/123) Alexa Fluor® 647

sc-53210 AF647
200 µg/ml
$357.00

CD79B Antibody (B29/123) Alexa Fluor® 680

sc-53210 AF680
200 µg/ml
$357.00

CD79B Antibody (B29/123) Alexa Fluor® 790

sc-53210 AF790
200 µg/ml
$357.00

Does CD79B Antibody (B29/123) work in canine tissue (B lymphoide cell) ? 

Asked by: Rafael
Thank you for your question.CD79B (B29/123)has not been validated for canine . The antibody is recommended for mouse, rat, human, porcine and equine.
Answered by: BlakeJ
Date published: 2025-09-12

I am using CD79B (B29/123): sc-53210 monoclonal antibody to stain paraffin embedded tissue. Do you recommend antigen retrieval when using this antibody?

Asked by: jenniferc
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: 2017-02-24
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Rated 5 out of 5 by from Strong band in WB in human transfected 293TStrong band in WB in human transfected 293T and Raji whole cell lysates. -SCBT QC
Date published: 2015-06-08
Rated 5 out of 5 by from Worked well in WB in Ramos whole cell lysateWorked well in WB in Ramos whole cell lysate. -SCBT QC
Date published: 2015-05-24
Rated 5 out of 5 by from Produced excellent immunoperoxidase cytoplasmicProduced excellent immunoperoxidase cytoplasmic staining in formalin fixed, paraffin-embedded human spleen tissue. -SCBT QC
Date published: 2015-04-18
Rated 5 out of 5 by from Robust signal in WB in NAMALWARobust signal in WB in NAMALWA, Ramos, Raji and Daudi whole cell lysates. -SCBT QC
Date published: 2015-04-16
Rated 5 out of 5 by from Positive signal in WB in Daudi whole cell lysatePositive signal in WB in Daudi whole cell lysate. -SCBT QC
Date published: 2015-03-04
Rated 5 out of 5 by from Strong staining in IF in mouse WEH1231 cellsStrong staining in IF in mouse WEH1231 cells. -SCBT Publication Review
Date published: 2015-02-19
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CD79B Antibody (B29/123) is rated 5.0 out of 5 by 6.
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