Date published: 2026-6-11

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Clusterin-α Antibody (A-11): sc-166831

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Datasheets
  • Clusterin-α Antibody (A-11) is a mouse monoclonal IgG2a κ, cited in 5 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 432-449 at the C-terminus of Clusterin-α of human origin
  • Anti-Clusterin-alpha Antibody (A-11) is recommended for detection of Clusterin-α of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-Clusterin-alpha Antibody (A-11) 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, m-IgG2a BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for Clusterin-α Antibody (A-11) for WB and IHC(P) applications. These reagents are now offered in bundles with Clusterin-α Antibody (A-11) (see ordering information below).
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Clusterin-α Antibody (A-11) is a mouse monoclonal IgG2a kappa light chain antibody engineered to recognize Clusterin-α of human origin by targeting an epitope mapped between amino acids 432-449 at the C-terminus. Clusterin-α monoclonal antibody (A-11) is validated for use in western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA), demonstrating robust reactivity with Clusterin-α from mouse, rat, and human species. Clusterin-α, also known as apolipoprotein J (ApoJ) or complement lysis inhibitor (CLI), is a multifunctional secretory heterodimeric glycoprotein composed of α and β subunits linked by disulfide bonds, formed through the post-translational cleavage of a 449 amino acid precursor at the internal bond between Arg227 and Ser228. The structural integrity of Clusterin-α is crucial for its diverse roles in various physiological processes, including immune regulation, cell adhesion, lipid transportation, tissue remodeling, membrane recycling, and cell-cell interactions. Functionally, Clusterin-α acts as a key modulator of the complement system by inhibiting the formation of the membrane attack complex, thereby protecting cells from complement-mediated lysis and maintaining immune homeostasis. Additionally, Clusterin-α interacts with apoptotic proteins such as Bax, regulating apoptosis and promoting cell survival under stress conditions. In the nervous system, Clusterin-α binds to amyloid-beta peptides, influencing their aggregation and reducing neuritic toxicity, which is significant in the pathogenesis of Alzheimer′s disease. Moreover, Clusterin-α interacts with various extracellular matrix proteins, facilitating cell adhesion and migration, which are essential for tissue remodeling and cancer metastasis. Overexpression of Clusterin-α has been observed in advanced stages of several cancers, including mammary tumors, where Clusterin-α supports tumor progression and metastasis by enhancing cell survival and resistance to apoptosis. Anti-Clusterin-α antibody (A-11) enables detailed studies of Clusterin-α′s interactions with these critical proteins, providing valuable insights into its role in immune regulation, apoptosis, neuroprotection, and cancer biology.

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

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Clusterin-α Antibody (A-11)

sc-166831
200 µg/ml
$322.00

Clusterin-α Antibody (A-11): m-IgG Fc BP-HRP Bundle

sc-529063
200 µg Ab; 10 µg BP
$361.00

Clusterin-α Antibody (A-11): m-IgGκ BP-HRP Bundle

sc-521762
200 µg Ab, 40 µg BP
$361.00

Clusterin-α Antibody (A-11): m-IgG2a BP-HRP Bundle

sc-547253
200 µg Ab; 10 µg BP
$361.00

Clusterin-α Antibody (A-11) AC

sc-166831 AC
500 µg/ml, 25% agarose
$424.00

Clusterin-α Antibody (A-11) HRP

sc-166831 HRP
200 µg/ml
$322.00

Clusterin-α Antibody (A-11) FITC

sc-166831 FITC
200 µg/ml
$336.00

Clusterin-α Antibody (A-11) PE

sc-166831 PE
200 µg/ml
$349.00

Clusterin-α Antibody (A-11) Alexa Fluor® 488

sc-166831 AF488
200 µg/ml
$364.00

Clusterin-α Antibody (A-11) Alexa Fluor® 546

sc-166831 AF546
200 µg/ml
$364.00

Clusterin-α Antibody (A-11) Alexa Fluor® 594

sc-166831 AF594
200 µg/ml
$364.00

Clusterin-α Antibody (A-11) Alexa Fluor® 647

sc-166831 AF647
200 µg/ml
$364.00

Clusterin-α Antibody (A-11) Alexa Fluor® 680

sc-166831 AF680
200 µg/ml
$364.00

Clusterin-α Antibody (A-11) Alexa Fluor® 790

sc-166831 AF790
200 µg/ml
$364.00

Clusterin-α (A-11) Neutralizing Peptide

sc-166831 P
100 µg/0.5 ml
$69.00

Hi, since alpha chain of clusterin=ApoJ-beta, and beta chain=APoJ-alpha, then which end of the protein does the A-11 antibody called clusterin-alpha detects? Does it react with N or C -terminal fragment of the protein?

Asked by: jackie27111
Thank you for your question. This antibody is specific for an epitope mapping between amino acids 420-449 at the C-terminus of Clusterin-α of human origin (accession#P10909).
Answered by: Tech Service
Date published: 2019-12-06

We need to test expression of equine clusterin. We will much appreciate if you send us a sample of this and other anticlusterin Ab to test. Once we confirm the cross reactivity (WIB, IHQ) we can give you validation and purchase the one of best results.

Asked by: MonicaVL
Thank you for your question. Please contact your local distributor or information on how to obtain a sample.
Answered by: Technical Support
Date published: 2018-12-14

What application is the blocking peptide sc-166831 P appropriate for?

Asked by: cjMara
Thank you for your question. The blocking peptide is intended for use as a negative control, by pre-adsorbing the mouse monoclonal antibody against the antigen. For full protocol details, please contact our Technical Services Department or view our online protocol here: https://www.scbt.com/scbt/resources/protocols/peptide-neutralization
Answered by: Technical Support
Date published: 2017-02-24
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Rated 5 out of 5 by from Excellent!This antibody is great in western blot analysis of Clusterin-α expression in A549, SK-BR-3 and PANC-1 whole cell lysates.
Date published: 2017-02-08
Rated 5 out of 5 by from Produced exceptional immunoperoxidase cytoplasmicProduced exceptional immunoperoxidase cytoplasmic and membrane staining in formalin fixed, paraffin-embedded human pancreas tissue. -SCBT QC
Date published: 2015-02-16
Rated 5 out of 5 by from Nice Western Blot data of Clusterin expressionNice Western Blot data of Clusterin expression in non-transfected and human Clusterin transfected 293T whole cell lysates. -SCBT QC
Date published: 2013-11-17
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Clusterin-α Antibody (A-11) is rated 5.0 out of 5 by 3.
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