Date published: 2025-10-15

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IL-13 Antibody (A-9): sc-393365

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Datasheets
  • IL-13 Antibody (A-9) is a mouse monoclonal IgG1 κ IL-13 antibody, cited in 12 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 87-112 at the C-terminus of IL-13 of mouse origin
  • IL-13 Antibody (A-9) is recommended for detection of IL-13 of mouse origin by WB, IP, IF and ELISA
  • Anti-IL-13 Antibody (A-9) 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-IgG1 BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for IL-13 Antibody (A-9) for WB applications. These reagents are now offered in bundles with IL-13 Antibody (A-9) (see ordering information below).

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IL-13 Antibody (A-9) is a mouse monoclonal IgG1 kappa light chain antibody that detects IL-13 protein of mouse origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), and enzyme-linked immunosorbent assay (ELISA). IL-13 (A-9) antibody 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. Interleukin-13, or IL-13, is a pleiotropic cytokine that plays a crucial role in immune regulation and inflammation, exhibiting approximately 30% sequence identity with IL-4 and sharing many biological activities. IL-13 is primarily secreted by activated T lymphocytes and significantly influences monocytes, macrophages, and B cells by upregulating CD23 and major histocompatibility complex proteins while downregulating CD14. IL-13 is involved in inhibiting proinflammatory cytokines and chemokines from activated monocytes, as well as stimulating IgE expression on activated B cells, making IL-13 a key player in allergic responses and asthma. IL-13′s structure includes five cysteine residues, which are essential for stability and function, and multiple N-linked glycosylation sites that are critical for biological activity and interaction with receptors. IL-13 cDNA encodes a 131 amino acid precursor that includes a 20 amino acid signal peptide, which is cleaved to produce the mature protein, highlighting the importance of post-translational modifications in functional regulation.

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

IL-13 Antibody (A-9) References:

  1. IL-13 is associated with reduced illness and replication in primary respiratory syncytial virus infection in the mouse.  |  Zhou, W., et al. 2006. Microbes Infect. 8: 2880-9. PMID: 17110149
  2. Specific inhibition of interleukin-13 activity by a recombinant human single-chain immunoglobulin domain directed against the IL-13 receptor alpha1 chain.  |  Knackmuss, S., et al. 2007. Biol Chem. 388: 325-30. PMID: 17338640
  3. Measurement of IL-13-induced iNOS-derived gas phase nitric oxide in human bronchial epithelial cells.  |  Suresh, V., et al. 2007. Am J Respir Cell Mol Biol. 37: 97-104. PMID: 17347445
  4. A protective role for IL-13 receptor α 1 in bleomycin-induced pulmonary injury and repair.  |  Karo-Atar, D., et al. 2016. Mucosal Immunol. 9: 240-53. PMID: 26153764
  5. Basophils balance healing after myocardial infarction via IL-4/IL-13.  |  Sicklinger, F., et al. 2021. J Clin Invest. 131: PMID: 34196299
  6. IL-13 down-regulates CD14 expression and TNF-alpha secretion in normal human monocytes.  |  Cosentino, G., et al. 1995. J Immunol. 155: 3145-51. PMID: 7545713
  7. IL-13 results in differential regulation of the complement proteins C3 and factor B in tumour necrosis factor (TNF)-stimulated fibroblasts.  |  Katz, Y., et al. 1995. Clin Exp Immunol. 101: 150-6. PMID: 7621584
  8. Immunoregulatory properties of IL-13: its potential role in atopic disease.  |  de Vries, JE. and Zurawski, G. 1995. Int Arch Allergy Immunol. 106: 175-9. PMID: 7888780
  9. Interleukin 13 elicits a subset of the activities of its close relative interleukin 4.  |  Zurawski, G. and de Vries, JE. 1994. Stem Cells. 12: 169-74. PMID: 7911047
  10. Interleukin-13 is a new human lymphokine regulating inflammatory and immune responses.  |  Minty, A., et al. 1993. Nature. 362: 248-50. PMID: 8096327
  11. Modulation of expression of the anti-inflammatory cytokines interleukin-13 and interleukin-10 by interleukin-3.  |  Marietta, EV., et al. 1996. Eur J Immunol. 26: 49-56. PMID: 8566083
  12. Interleukin 13 suppresses cytokine production and stimulates the production of 15-HETE in PBMC. A comparison between IL-4 and IL-13.  |  Deleuran, B., et al. 1995. Cytokine. 7: 319-24. PMID: 8589261

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

IL-13 Antibody (A-9)

sc-393365
200 µg/ml
$316.00

IL-13 Antibody (A-9): m-IgGκ BP-HRP Bundle

sc-523919
200 µg Ab, 40 µg BP
$354.00

IL-13 Antibody (A-9): m-IgG1 BP-HRP Bundle

sc-533624
200 µg Ab; 20 µg BP
$354.00

IL-13 Antibody (A-9) AC

sc-393365 AC
500 µg/ml, 25% agarose
$416.00

IL-13 Antibody (A-9) HRP

sc-393365 HRP
200 µg/ml
$316.00

IL-13 Antibody (A-9) FITC

sc-393365 FITC
200 µg/ml
$330.00

IL-13 Antibody (A-9) PE

sc-393365 PE
200 µg/ml
$343.00

IL-13 Antibody (A-9) Alexa Fluor® 488

sc-393365 AF488
200 µg/ml
$357.00

IL-13 Antibody (A-9) Alexa Fluor® 546

sc-393365 AF546
200 µg/ml
$357.00

IL-13 Antibody (A-9) Alexa Fluor® 594

sc-393365 AF594
200 µg/ml
$357.00

IL-13 Antibody (A-9) Alexa Fluor® 647

sc-393365 AF647
200 µg/ml
$357.00

IL-13 Antibody (A-9) Alexa Fluor® 680

sc-393365 AF680
200 µg/ml
$357.00

IL-13 Antibody (A-9) Alexa Fluor® 790

sc-393365 AF790
200 µg/ml
$357.00

IL-13 (A-9) Neutralizing Peptide

sc-393365 P
100 µg/0.5 ml
$68.00

Is this ab produced in mouse and it detects only IL-13 of mouse, not human? In this case, I should use mouse sec. ab in western blot (?), but then it would cause much background because all proteins of the sample are mouse? How does this work?

Asked by: Kirsi
Thank you for your question. When using either a direct conjugate of IL-13 Antibody (A-9) or one of our highly specific secondary anti-mouse binding proteins, there will be no issues with detection of endogenous antibodies. Contact our technical service team directly for additional information.
Answered by: Tech Support Europe
Date published: 2025-09-15

What application is the blocking peptide sc-393365 P appropriate for?

Asked by: Randy McDonald
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
  • y_2025, m_10, d_14, h_6CST
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Rated 5 out of 5 by from good antibodyi have bought the antibody,it is good antibody for WB
Date published: 2017-10-07
Rated 4 out of 5 by from antibody for WBI have tried this antibody, the band is not so clear.
Date published: 2017-10-06
Rated 5 out of 5 by from Satisfactory Western blot data of mouse recombinantSatisfactory Western blot data of mouse recombinant IL-13. -SCBT QC
Date published: 2013-10-13
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IL-13 Antibody (A-9) is rated 4.7 out of 5 by 3.
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