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Cytokeratin 18 / Keratin K18 (KRT18) Antibody – Mouse Monoclonal

For Research Use Only. Not for use in diagnostic procedures. Catalog #: MBS570157

Cytokeratins are a subfamily of intermediate filament proteins and are characterized by a remarkable biochemical diversity, represented in Human epithelial tissues by at least 20 different polypeptides. They range in molecular weight between 40 kDa and 68 kDa… More details

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Product Overview

Online Datasheet in PDF
Product Name
CytokeRatin 18 / KeRatin K18 (KRT18), Monoclonal Antibody
Full Product Name
Mouse anti CytokeRatin 18 / KeRatin K18
Product Gene Name
Clonality
Monoclonal
Isotype
IgG1
Clone Number
RGE53
Host
Mouse
Species Reactivity
Canine, Chicken,Dog,Hamster, Human, Mouse, Rabbit, Rat, Swine, Zebrafish
Form/Format
Each vial contains 100 ul 1 mg/ml purified monoclonal antibody in PBS containing 0.09% sodium azide.
Specificity
RGE53 reacts exclusively with Cytokeratin 18 which is present in glandular epithelial cells of the digestive, respiRatory, and urogenital tracts, endocrine and exocrine cells and mesothelial cells, as well as adenocarcinomas originating from them.
Preparation and Storage
The antibody is shipped at ambient temperature and may be stored at +4°C. For prolonged storage prepare appropriate aliquots and store at or below -20°C. Prior to use, an aliquot is thawed slowly in the dark at ambient temperature, spun down again and used to prepare working dilutions by adding sterile phosphate buffered saline (PBS, pH 7.2). Repeated thawing and freezing should be avoided. Working dilutions should be stored at +4°C, not refrozen, and preferably used the same day. If a slight precipitation occurs upon storage, this should be removed by centrifugation. It will not affect the performance or the concentration of the product.
Chromosome Location
Chromosome: 12; NC_000012.11 (53342655..53346685). Location: 12q13
OMIM
148070
3D Structure
ModBase 3D Structure for P05783
Host Note
RGE53 is a Mouse monoclonal IgG1 antibody derived by fusion of SP2/0-AG14 mouse myeloma cells with spleen cells from a Mouse immunized with a cytoskeletal prepaRation of cells.
Applications Tested/Suitable for anti-KRT18 antibody
Flow Cytometry , Immunoblotting, Immunocytochemistry, Immunohistochemistry (frozen), Western Blotting.
Application Notes for anti-KRT18 antibody
RGE53 is suitable for immunoblotting, immunocytochemistry on acetone fixed cells, immunohistochemistry on frozen sections and flow cytometry. Optimal antibody dilution should be determined by titration; recommended range is 1:100 – 1:200 for immunohistochemistry with avidin-biotinylated Horseradish peroxidase complex (ABC) as detection reagent, and 1:100 – 1:1000 for immunoblotting applicati

Immunohistochemistry (IHC) of anti-KRT18 antibody

Figure 1. Immunohistochemistry on frozen section of human kidney epithelium.
Mouse Anti-KRT18 Monoclonal Antibody – Cat# MBS570157

Immunohistochemistry (IHC) of anti-KRT18 antibody

Figure 2. immunohistochemistry on frozen section of human colon.
Mouse Anti-KRT18 Monoclonal Antibody, Immunohistochemistry (IHC) – Cat# MBS570157

Immunohistochemistry (IHC) of anti-KRT18 antibody

Figure 3. immunohistochemistry on frozen section of swine liver hepatocytes.
Mouse Anti-KRT18 Monoclonal Antibody, Immunohistochemistry (IHC) – Cat# MBS570157

Immunofluorescence (IF) of anti-KRT18 antibody

Figure 4. immunofluorescence staining of epithelial tissues in a 2 days old zebrafish embryo.
Mouse Anti-KRT18 Monoclonal Antibody, Immunofluorescence (IF) – Cat# MBS570157

Immunofluorescence (IF) of anti-KRT18 antibody

Figure 5. immunofluorescence staining of 1 month old zebrafish embryo.
Mouse Anti-KRT18 Monoclonal Antibody, Immunofluorescence (IF) – Cat# MBS570157

Immunofluorescence (IF) of anti-KRT18 antibody

Figure 6. immunofluorescence staining of human colon epithelium.
Mouse Anti-KRT18 Monoclonal Antibody, Immunofluorescence (IF) – Cat# MBS570157

Product References and Citations for anti-KRT18 antibody

Ramaekers, F., Huysmans, A., Moesker, O., Kant, A., Jap, P., Herman, C., and Vooijs, P. (1983). Monoclonal antibody to keRatin filaments, specific for glandular epithelia and their tumors. Use in surgical pathology, Lab Invest 49, 353-61. Ramaekers, F. C., Puts, J. J., Moesker, O., Kant, A., Huysmans, A., Haag, D., Jap, P. H., Herman, C. J., and Vooijs, G. P. (1983). Antibodies to intermediate filament proteins in the immunohistochemical identifiCation of Human tumours: an overview, Histochem J 15, 691-713. Puts, J. J., Moesker, O., Kenemans, P., Vooijs, G. P., and Ramaekers, F. C. (1985). Expression of cytokeRatins in early neoplastic epithelial lesions of the uterine cervix, Int J Gynecol Pathol 4, 300-13. Ramaekers, F., van Niekerk, C., Poels, L., Schaafsma, E., Huijsmans, A., Robben, H., Schaart, G., and Vooijs, P. (1990). Use of monoclonal antibodies to keRatin 7 in the differential diagnosis of adenocarcinomas, Am J Pathol 136, 641-55. Raats, J. M., Pieper, F. R., Vree Egberts, W. T., Verrijp, K. N., Ramaekers, F. C., and Bloemendal, H. (1990). Assembly of amino-terminally deleted desmin in vimentin-free cells, J Cell Biol 111, 1971-85. Smedts, F., Ramaekers, F., Robben, H., Pruszczynski, M., van Muijen, G., Lane, B., Leigh, I., and Vooijs, P. (1990). Changing patterns of keRatin expression during progression of cervical intraepithelial neoplasia, Am J Pathol 136, 657-68. Smedts, F., Ramaekers, F., Troyanovsky, S., Pruszczynski, M., Link, M., Lane, B., Leigh, I., Schijf, C., and Vooijs, P. (1992). KeRatin expression in cervical cancer, Am J Pathol 141, 497-511. van Leenders, G., Dijkman, H., Hulsbergen-van de Kaa, C., Ruiter, D., and Schalken, J. (2000). DemonstRation of intermediate cells during Human prostate epithelial differentiation in situ and in vitro using triple-staining confocal scanning microscopy, Lab Invest 80, 1251-8.

Other Notes

Small volumes of anti-KRT18 antibody vial(s) may occasionally become entrapped in the seal of the product vial during shipment and storage. If necessary, briefly centrifuge the vial on a tabletop centrifuge to dislodge any liquid in the container`s cap. Certain products may require to ship with dry ice and additional dry ice fee may apply.

Searchable Terms for KRT18 purchase

MBS570157 is an antibody targeting KRT18. Also known as Mouse anti CytokeRatin 18 / KeRatin K18. Reactive in Canine, Chicken,Dog,Hamster, Human, Mouse, Rabbit, Rat, Swine, Zebrafish. Host: Mouse.

Additional Details

NCBI/Uniprot data below describe general gene information for KRT18. It may not necessarily be applicable to this product.

NCBI GI #
NCBI GeneID
UniProt Primary Accession #
UniProt Secondary Accession #
UniProt Related Accession #
NCBI Official Full Name
cytokeratin 18
NCBI Official Synonym Full Names
keratin 18
NCBI Official Symbol
KRT18
NCBI Official Synonym Symbols
K18; CYK18
UniProt Protein Name
Keratin, type I cytoskeletal 18
UniProt Synonym Protein Names
Cell proliferation-inducing gene 46 protein; Cytokeratin-18; CK-18; Keratin-18
Protein Family
UniProt Gene Name
KRT18
UniProt Synonym Gene Names
CYK18
UniProt Entry Name
K1C18_HUMAN
NCBI Protein Information
keratin, type I cytoskeletal 18; CK-18; keratin-18; cytokeratin 18; cytokeratin-18; cell proliferation-inducing protein 46; cell proliferation-inducing gene 46 protein

NCBI Summary for KRT18

KRT18 encodes the type I intermediate filament chain keratin 18. Keratin 18, together with its filament partner keratin 8, are perhaps the most commonly found members of the intermediate filament gene family. They are expressed in single layer epithelial tissues of the body. Mutations in this gene have been linked to cryptogenic cirrhosis. Two transcript variants encoding the same protein have been found for this gene. [provided by RefSeq]
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UniProt Comments for KRT18

K18: a type I cytoskeletal keratin. The keratins are intermediate filament proteins responsible for the structural integrity of epithelial cells and are subdivided into cytokeratins and hair keratins. Keratin 18 and its filament partner keratin 8 are perhaps the most commonly found members of the intermediate filament gene family. They are expressed in single layer epithelial tissues of the body. Defects are a cause of cryptogenic cirrhosis.

Protein type: Nucleolus; Cytoskeletal

Chromosomal Location of Human Ortholog: 12q13

Cellular Component: perinuclear region of cytoplasm; cytoplasm; keratin filament; nucleolus; intermediate filament; microtubule organizing center

Molecular Function: protein binding; structural molecule activity

Biological Process: anatomical structure morphogenesis; tumor necrosis factor-mediated signaling pathway; viral reproduction; intermediate filament cytoskeleton organization and biogenesis; cell cycle; negative regulation of apoptosis; Golgi to plasma membrane CFTR protein transport

Disease: Cirrhosis, Familial
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Precautions

All of MyBioSource's Products are for scientific laboratory research purposes and are not for diagnostic, therapeutics, prophylactic or in vivo use. Through your purchase, you expressly represent and warrant to MyBioSource that you will properly test and use any Products purchased from MyBioSource in accordance with industry standards. MyBioSource and its authorized distributors reserve the right to refuse to process any order where we reasonably believe that the intended use will fall outside of our acceptable guidelines.

Disclaimer

While every efforts were made to ensure the accuracy of the information provided in this datasheet, MyBioSource will not be liable for any omissions or errors contained herein. MyBioSource reserves the right to make changes to this datasheet at any time without prior notice.

It is the responsibility of the customer to report product performance issues to MyBioSource within 30 days of receipt of the product. Please visit our Terms & Conditions page for more information.

Product Note

Select online data sheet information is drawn from bioinformatics databases, occasionally resulting in ambiguous or non-relevant product information. It is the responsibility of the customer to review, verify, and evaluate the information to make sure it matches their requirements before purchasing the kit. Our ELISA Kit assays are dynamic research tools and sometimes they may be updated and improved. If the format of this assay is important to you then please request the current manual or contact our technical support team with a presales inquiry before placing an order. We will confirm the current details of the assay. We cannot guarantee the sample manual posted online is the most current manual, it is intended to serve as an example only. Please refer to the instructions For Use provided with the assay kit for precise details.

Product PubMed Publications

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