Date published: 2025-11-20

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cathepsin S Antibody (E-3): sc-271619

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Datasheets
  • cathepsin S Antibody (E-3) is a mouse monoclonal IgG1 κ cathepsin S antibody, cited in 35 publications, provided at 200 µg/ml
  • specific for an epitope mapping between amino acids 302-331 at the C-terminus of cathepsin S of human origin
  • cathepsin S Antibody (E-3) is recommended for detection of cathepsin S of mouse, rat and human origin by WB, IP, IF, IHC(P) and ELISA
  • Anti-cathepsin S Antibody (E-3) 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 cathepsin S Antibody (E-3) for WB and IHC(P) applications. These reagents are now offered in bundles with cathepsin S Antibody (E-3) (see ordering information below).

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cathepsin S Antibody (E-3) is a mouse monoclonal IgG1 kappa light chain antibody that detects cathepsin S protein of mouse, rat, and human origin by western blotting (WB), immunoprecipitation (IP), immunofluorescence (IF), immunohistochemistry with paraffin-embedded sections (IHCP), and enzyme-linked immunosorbent assay (ELISA). Anti-cathepsin S antibody (E-3) 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. Cathepsin S is a member of the cysteine protease family, playing a crucial role in protein degradation and cellular metabolism. This enzyme primarily resides in lysosomes, contributing to pro-inflammatory cytokine processing and extracellular matrix component degradation. Lysosomal localization of cathepsin S enables controlled protein degradation, essential for maintaining cellular homeostasis and regulating immune responses. Dysregulation of cathepsin S activity has been linked to various pathological conditions, including autoimmune diseases and cancer, making cathepsin S a critical target for therapeutic intervention.

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

cathepsin S Antibody (E-3) References:

  1. Molecular cloning and expression of human alveolar macrophage cathepsin S, an elastinolytic cysteine protease.  |  Shi, GP., et al. 1992. J Biol Chem. 267: 7258-62. PMID: 1373132
  2. Molecular organization of the human cathepsin D gene.  |  Redecker, B., et al. 1991. DNA Cell Biol. 10: 423-31. PMID: 2069717
  3. Cathepsin S as a target in gastric cancer.  |  da Costa, AC., et al. 2020. Mol Clin Oncol. 12: 99-103. PMID: 31929878
  4. Elafin Reverses Intestinal Fibrosis by Inhibiting Cathepsin S-Mediated Protease-Activated Receptor 2.  |  Xie, Y., et al. 2022. Cell Mol Gastroenterol Hepatol. 14: 841-876. PMID: 35840034
  5. Cathepsin S Inhibition Suppresses Experimental Systemic Lupus Erythematosus-Associated Pulmonary Arterial Remodeling.  |  Yen, TH., et al. 2022. Int J Mol Sci. 23: PMID: 36293172
  6. Molecular cloning and sequencing of cDNA for rat cathepsin L.  |  Ishidoh, K., et al. 1987. FEBS Lett. 223: 69-73. PMID: 3666143
  7. Molecular cloning and sequencing of cDNA for rat cathepsin H. Homology in pro-peptide regions of cysteine proteinases.  |  Ishidoh, K., et al. 1987. FEBS Lett. 226: 33-7. PMID: 3691815
  8. Isolation and sequencing of two cDNA clones encoding rat spleen cathepsin E and analysis of the activation of purified procathepsin E.  |  Okamoto, K., et al. 1995. Arch Biochem Biophys. 322: 103-11. PMID: 7574663
  9. Molecular cloning of human cathepsin O, a novel endoproteinase and homologue of rabbit OC2.  |  Shi, GP., et al. 1995. FEBS Lett. 357: 129-34. PMID: 7805878
  10. Cathepsin B, a cysteine protease implicated in metastatic progression, is also expressed during regression of the rat prostate and mammary glands.  |  Guenette, RS., et al. 1994. Eur J Biochem. 226: 311-21. PMID: 8001549
  11. Molecular cloning, chromosomal location, and tissue-specific expression of the murine cathepsin G gene.  |  Heusel, JW., et al. 1993. Blood. 81: 1614-23. PMID: 8453108
  12. Mouse cathepsin K: cDNA cloning and predominant expression of the gene in osteoclasts, and in some hypertrophying chondrocytes during mouse development.  |  Rantakokko, J., et al. 1996. FEBS Lett. 393: 307-13. PMID: 8814310

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

cathepsin S Antibody (E-3)

sc-271619
200 µg/ml
$316.00

cathepsin S Antibody (E-3): m-IgG Fc BP-HRP Bundle

sc-527268
200 µg Ab; 10 µg BP
$354.00

cathepsin S Antibody (E-3): m-IgG1 BP-HRP Bundle

sc-532641
200 µg Ab; 20 µg BP
$354.00

cathepsin S Antibody (E-3) AC

sc-271619 AC
500 µg/ml, 25% agarose
$416.00

cathepsin S Antibody (E-3) HRP

sc-271619 HRP
200 µg/ml
$316.00

cathepsin S Antibody (E-3) FITC

sc-271619 FITC
200 µg/ml
$330.00

cathepsin S Antibody (E-3) PE

sc-271619 PE
200 µg/ml
$343.00

cathepsin S Antibody (E-3) Alexa Fluor® 488

sc-271619 AF488
200 µg/ml
$357.00

cathepsin S Antibody (E-3) Alexa Fluor® 546

sc-271619 AF546
200 µg/ml
$357.00

cathepsin S Antibody (E-3) Alexa Fluor® 594

sc-271619 AF594
200 µg/ml
$357.00

cathepsin S Antibody (E-3) Alexa Fluor® 647

sc-271619 AF647
200 µg/ml
$357.00

cathepsin S Antibody (E-3) Alexa Fluor® 680

sc-271619 AF680
200 µg/ml
$357.00

cathepsin S Antibody (E-3) Alexa Fluor® 790

sc-271619 AF790
200 µg/ml
$357.00

cathepsin S (E-3) Neutralizing Peptide

sc-271619 P
100 µg/0.5 ml
$68.00

I would like to receive the free sample of Cathepsin S antibody (E-3): sc-271619. 

Asked by: Clemons
Thank you for your inquiry. We are happy to arrange the sample, just contact Technical Service by phone, (800)-457-3801 option 2, email <scbt@scbt.com>, or by live chat directly on our website, www.scbt.com
Answered by: Technical Service
Date published: 2017-07-03

What is the recommended secondary reagent to be used with this mouse monoclonal primary?

Asked by: jerojero
We recommend using one our exclusive Mouse IgG Binding Proteins as a secondary detection reagent. A complete list of available binding proteins is available on our website here: https://www.scbt.com/scbt/browse/support-products-mouse-igg-binding-proteins/_/N-ecrety
Answered by: Tech Service 3
Date published: 2017-02-02
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Rated 5 out of 5 by from Excellent stainingGreat staining IF results in mouse aortic tissue and cultured VSMC in vitro. Dilution used 1:50.
Date published: 2017-10-27
Rated 5 out of 5 by from WB analysisThis is a good antibody for WB, my dilution was 1:1000.
Date published: 2017-08-21
Rated 1 out of 5 by from Not well for western blotI used this antibody for detection of Cathepsin S in mouse brain by western blot. There is no specific reaction in our assay. It may not be suitable for western blot.
Date published: 2017-08-09
Rated 5 out of 5 by from Good for WBWorks great with no background signals on western blot at 1:200 in mouse cell line
Date published: 2017-08-03
Rated 5 out of 5 by from Great IF stainWe used this antibody for IF staining and we got great images when using HeLa cells
Date published: 2017-01-11
Rated 5 out of 5 by from Exceptional immunoperoxidase cytoplasmicExceptional immunoperoxidase cytoplasmic staining in formalin fixed, paraffin-embedded human gall bladder tissue. -SCBT QC
Date published: 2015-05-15
Rated 5 out of 5 by from Robust bands in WB in URobust bands in WB in U-87 MG and GA-10 whole cell lysates. -SCBT QC
Date published: 2015-04-14
Rated 5 out of 5 by from Publishable data in WB in human vascularPublishable data in WB in human vascular Smooth Muscle Cells (VSMC). -SCBT Publication Review
Date published: 2015-04-12
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cathepsin S Antibody (E-3) is rated 4.5 out of 5 by 8.
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