Date published: 2025-9-5

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Cytokeratin 18 Antibody (RGE53): sc-32329

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Datasheets
  • Cytokeratin 18 Antibody (RGE53) is a mouse monoclonal IgG1 κ, cited in 51 publications, provided at 200 µg/ml
  • raised against a cytoskeletal preparation of cells
  • Anti-Cytokeratin 18 Antibody (RGE53) is recommended for detection of Cytokeratin 18 of mouse, rat, human and bovine origin by WB, IP, IHC(frozen) and FCM; not recommended for paraffin-embedded sections
  • Anti-Cytokeratin 18 Antibody (RGE53) 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
  • Contact our Technical Service Department (or your local Distributor) for more information on how to receive a FREE 10 µg sample of Cytokeratin 18 (RGE53): sc-32329.
  • m-IgG1 BP-HRP and m-IgGκ BP-HRP are the preferred secondary detection reagents for Cytokeratin 18 Antibody (RGE53) for WB applications. These reagents are now offered in bundles with Cytokeratin 18 Antibody (RGE53) (see ordering information below).

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Cytokeratin 18 Antibody (RGE53) is a mouse monoclonal IgG1 kappa light chain antibody that detects Cytokeratin 18 in mouse, rat, human, and bovine samples through applications such as western blotting (WB), immunoprecipitation (IP), immunohistochemistry (frozen), and flow cytometry (FCM). Anti-Cytokeratin 18 antibody (RGE53) 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. Cytokeratin 18 is a vital component of the cytoskeleton in epithelial cells, playing a crucial role in maintaining cellular integrity and providing mechanical support. Cytokeratin 18 is predominantly located in the cytoplasm, forming intermediate filaments that contribute to the structural framework of epithelial tissues. Proper localization of Cytokeratin 18 is essential for normal functioning of epithelial cells, helping to resist mechanical stress and facilitate cell-cell adhesion. Alterations in Cytokeratin 18 expression or localization can serve as important biomarkers for various pathological conditions, including cancer, where expression is often upregulated in adenocarcinomas and basal cell carcinomas. Anti-Cytokeratin 18 antibody (RGE53)′s ability to detect across multiple species makes this reagent a valuable tool for researchers studying epithelial biology and disease.

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

Cytokeratin 18 Antibody (RGE53) References:

  1. Novel monoclonal antibodies defining epitope of human cytokeratin 18 molecule.  |  Lauerová, L., et al. 1988. Hybridoma. 7: 495-504. PMID: 2461901
  2. Monoclonal antibodies recognizing different epitopes of cytokeratin No.18.  |  Vojtĕsek, B., et al. 1989. Folia Biol (Praha). 35: 373-82. PMID: 2483834
  3. Serum Cytokeratin 18 as a Metastatic and Therapeutic Marker for Extramammary Paget's Disease.  |  Urano-Takaoka, M., et al. 2022. Acta Derm Venereol. 102: adv00636. PMID: 34904690
  4. Serum and urine periostin and cytokeratin-18 in children with congenital obstructive nephropathy.  |  Turczyn, A., et al. 2022. Cent Eur J Immunol. 47: 63-72. PMID: 35600153
  5. Hepatocyte apoptosis fragment product cytokeratin-18 M30 level and non-alcoholic steatohepatitis risk diagnosis: an international registry study.  |  Zhang, H., et al. 2023. Chin Med J (Engl). 136: 341-350. PMID: 36848175
  6. Evaluation of a new tumor marker for cytokeratin 8 and 18 fragments in healthy individuals and prostate cancer patients.  |  Silén, A., et al. 1994. Prostate. 24: 326-32. PMID: 7516071
  7. A novel IRMA and ELISA for quantifying cytokeratin 8 and 18 fragments in the sera of healthy individuals and cancer patients.  |  Silén, A., et al. 1995. Scand J Clin Lab Invest. 55: 153-61. PMID: 7545308
  8. Cytokeratin expression in normal and (pre)malignant head and neck epithelia: an overview.  |  van der Velden, LA., et al. 1993. Head Neck. 15: 133-46. PMID: 7680025
  9. Serum and tissue distribution of a fragment of cytokeratin 19 (cyfra 21-1) in lung cancer patients.  |  Quillien, V., et al. 1995. Anticancer Res. 15: 2857-63. PMID: 8669879
  10. Functional inactivation of p53 by antisense RNA induces invasive ability of lung carcinoma cells and downregulates cytokeratin synthesis.  |  Mukhopadhyay, T. and Roth, JA. 1996. Anticancer Res. 16: 1683-9. PMID: 8712687
  11. Cytokeratin expression, fibrillar organization, and subtle function in liver cells.  |  Marceau, N. and Loranger, A. 1995. Biochem Cell Biol. 73: 619-25. PMID: 8714681
  12. Phosphorylation of human keratin 18 serine 33 regulates binding to 14-3-3 proteins.  |  Ku, NO., et al. 1998. EMBO J. 17: 1892-906. PMID: 9524113

Ordering Information

Product NameCatalog #UNITPriceQtyFAVORITES

Cytokeratin 18 Antibody (RGE53)

sc-32329
200 µg/ml
$316.00

Cytokeratin 18 Antibody (RGE53): m-IgGκ BP-HRP Bundle

sc-520849
200 µg Ab, 40 µg BP
$354.00

Cytokeratin 18 Antibody (RGE53): m-IgG1 BP-HRP Bundle

sc-533472
200 µg Ab; 20 µg BP
$354.00

Cytokeratin 18 Antibody (RGE53) AC

sc-32329 AC
500 µg/ml, 25% agarose
$416.00

Cytokeratin 18 Antibody (RGE53) HRP

sc-32329 HRP
200 µg/ml
$316.00

Cytokeratin 18 Antibody (RGE53) FITC

sc-32329 FITC
200 µg/ml
$330.00

Cytokeratin 18 Antibody (RGE53) PE

sc-32329 PE
200 µg/ml
$343.00

Cytokeratin 18 Antibody (RGE53) Alexa Fluor® 488

sc-32329 AF488
200 µg/ml
$357.00

Cytokeratin 18 Antibody (RGE53) Alexa Fluor® 546

sc-32329 AF546
200 µg/ml
$357.00

Cytokeratin 18 Antibody (RGE53) Alexa Fluor® 594

sc-32329 AF594
200 µg/ml
$357.00

Cytokeratin 18 Antibody (RGE53) Alexa Fluor® 647

sc-32329 AF647
200 µg/ml
$357.00

Cytokeratin 18 Antibody (RGE53) Alexa Fluor® 680

sc-32329 AF680
200 µg/ml
$357.00

Cytokeratin 18 Antibody (RGE53) Alexa Fluor® 790

sc-32329 AF790
200 µg/ml
$357.00

How can Cytokeratin 18 (RGE53): sc-32329 monoclonal antibody be used for double or triple staining, if the other primary antibodies are also raised in mouse?

Asked by: jenni
In this case, we recommend using a directly conjugated mouse monoclonal primary antibody. Cytokeratin 18 (RGE53): sc-32329 monoclonal antibody is currently available conjugated to phycoerythrin (sc-32329 PE), fluorescein (sc-32329 FITC), Alexa Fluor® 488 (sc-32329 AF488) or Alexa Fluor® 647 (sc-32329 AF647).
Answered by: Technical Support 5
Date published: 2017-01-10
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Rated 2 out of 5 by from Western blotThis antibody had good expression in western blot before, but the new lot didn't work well . (gastric cancer cell line: AGS,SCM-1)
Date published: 2017-11-21
Rated 5 out of 5 by from Hep G2 whole cell lysateStrong band with this antibody using 1:800 for wb in Hep G2 whole cell lysate
Date published: 2017-05-07
Rated 5 out of 5 by from Strong for multiple applications !!Outstanding results in western blotting, IHC and IF studies
Date published: 2017-01-14
Rated 5 out of 5 by from Excellent for IF studiesThe Cytokeratin 18 Antibody (RGE53) is a great antibody for immunofluorescent applications, showing strong and localized staining patterns with multiple publication citations.
Date published: 2016-12-28
Rated 4 out of 5 by from Used this antibody for bovine Immunofluorescenceit is ok for bovine Immunofluorescence in BMEC. Reliable antibody.
Date published: 2016-11-15
Rated 5 out of 5 by from good staining in paraffin embedded samplesgood staining in paraffin embedded samples (mouse uterus)
Date published: 2015-11-16
Rated 5 out of 5 by from Beautiful immunofluorescence staining ofBeautiful immunofluorescence staining of the glandular portion of human cervix. -SCBT QC
Date published: 2015-04-07
Rated 5 out of 5 by from WB: Single clean band in Hep G2 samplesWB: Single clean band in Hep G2 samples. -SCBT QC
Date published: 2015-04-05
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Cytokeratin 18 Antibody (RGE53) is rated 4.6 out of 5 by 11.
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