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Key Documents

MAB3238

Sigma-Aldrich

Anti-Cytokeratin 19 Antibody, clone RCK108

clone RCK108, Chemicon®, from mouse

Synonyme(s) :

Anti-CK19, Anti-K19, Anti-K1CS

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About This Item

Code UNSPSC :
12352203
eCl@ss :
32160702
Nomenclature NACRES :
NA.41

Source biologique

mouse

Niveau de qualité

Forme d'anticorps

purified antibody

Type de produit anticorps

primary antibodies

Clone

RCK108, monoclonal

Espèces réactives

human

Fabricant/nom de marque

Chemicon®

Technique(s)

flow cytometry: suitable
immunocytochemistry: suitable
immunohistochemistry: suitable (paraffin)
western blot: suitable

Isotype

IgG1κ

Numéro d'accès NCBI

Numéro d'accès UniProt

Conditions d'expédition

dry ice

Modification post-traductionnelle de la cible

unmodified

Informations sur le gène

human ... KRT19(3880)

Description générale

Cytokeratins are a subfamily of intermediate filament proteins and are characterized by a remarkable biochemical diversity, represented in epithelial tissues by at least 20 different polypeptides. They range in molecular weight from between 40 kDa and 68 kDa and isoelectric pH between 4.9 - 7.8, The individual cytokeratin polypeptides are designated 1-20. The various epithelia in the human body usually express cytokeratins which are not only characteristic of the type of epithelium, but also related to the degree of maturation or differentiation within an epithelium. Cytokeratin subtype expression patterns are used to an increasing extent in the distinction of different types of epithelial malignancies.



Cytokeratin 19 (molecular mass 40 kD) is a marker of simple epithelia. Cytokeratin 19 has been found in mesothelial and mesothelioma cells, and in ovarian cysts, cystadenomas, and ovarian carcinomas. It has been shown to be present in the basal layer of non-keratinizing stratified squamous epithelia such as the oral cavity and the ectocervix. Cytokeratin 19 has also been found in adenocarcinomas of the lung and in tumor cells of pulmonary metastases.

It has been reported that cytokeratin 19 can be found in the ductal cells of normal pancreas and in pancreas cancers. It was found that ductal cells of normal pancreas express a number of cytokeratins including cytokeratin 19, whereas acinar cells of normal pancreas also express numerous cytokeratins but not cytokeratin 19. Thus it is determined that pancreas cancers consistently express certain cytokeratins including cytokeratin 19, as do normal ductal cells, which indicates that pancreas cancers may originate from normal ductal cells.

Spécificité

Cytokeratin 19. MAB3238 reacts with glandular epithelial cells and most carcinomas. Does not react with hepatocytes and hepatocarcinoma

Immunogène

Cytoskeletal preparation of T24 cells.

Application

Anti-Cytokeratin 19 Antibody, clone RCK108 is an antibody against Cytokeratin 19 for use in FC, WB, IC, IH(P).
Research Category
Cell Structure
Research Sub Category
Cytokeratins
Western blot: 1:100-1:1,000; Recognizes a 40kDa band in reduced westerns

Immunohistochemistry: 1:100-1:200 on frozen and paraffin embedded tissue (after treatment with pepsin or trypsin) sections.

Immunocytochemistry: 1:100-1:200

Flow cytometry: 1:100-1:200.



Optimal working dilutions must be determined by the end user.

Forme physique

Format: Purified
Liquid in buffer with 0.1% sodium azide.

Stockage et stabilité

Maintain at -20°C in undiluted aliquots up to 6 months. Avoid repeated freeze/thaw cycles.

Autres remarques

Concentration: Please refer to the Certificate of Analysis for the lot-specific concentration.

Informations légales

CHEMICON is a registered trademark of Merck KGaA, Darmstadt, Germany

Clause de non-responsabilité

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Code de la classe de stockage

12 - Non Combustible Liquids

Classe de danger pour l'eau (WGK)

WGK 2

Point d'éclair (°F)

Not applicable

Point d'éclair (°C)

Not applicable


Certificats d'analyse (COA)

Recherchez un Certificats d'analyse (COA) en saisissant le numéro de lot du produit. Les numéros de lot figurent sur l'étiquette du produit après les mots "Lot" ou "Batch".

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Retrouvez la documentation relative aux produits que vous avez récemment achetés dans la Bibliothèque de documents.

Consulter la Bibliothèque de documents

A Unique Expression of Keratin 14 in a Subset of Trophoblast Cells.
Abou-Kheir, W; Eid, A; El-Merahbi, R; Assaf, R; Daoud, G
Testing null
The intercellular adhesion molecule, cadherin-10, is a marker for human prostate luminal epithelial cells that is not expressed in prostate cancer.
Walker, MM; Ellis, SM; Auza, MJ; Patel, A; Clark, P
Modern Pathology null
Natasha P Clayton et al.
Toxicologic pathology, 46(6), 653-659 (2018-08-10)
The use of three-dimensional (3-D) in vitro culture systems (spheroids, organoids) in biomolecular and drug discovery research has become increasingly popular. The popularity is due, in part, to a diminished reliance on animal bioassays and a desire to develop physiologically
Reduced keratin expression in colorectal neoplasia and associated fields is reversible by diet and resection.
Evans, CA; Rosser, R; Waby, JS; Noirel, J; Lai, D; Wright, PC; Williams, EA; Riley et al.
BMJ Open Gastroenterology null
Ji-Eun Seo et al.
ALTEX, 39(4), 583-604 (2022-07-07)
Three-dimensional (3D) culture systems are increasingly being used for genotoxicity studies due to improved cell-to-cell interactions and tissue-like structures that are limited or lacking in 2D cultures. The present study optimized a 3D culture system using metabolically

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