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Key Documents

MAB3228

Sigma-Aldrich

Anti-Cytokeratin 5/8

Chemicon®, from mouse

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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 immunoglobulin

Type de produit anticorps

primary antibodies

Clone

monoclonal

Espèces réactives

rat, mouse, rabbit, pig, canine, hamster, human

Fabricant/nom de marque

Chemicon®

Technique(s)

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

Isotype

IgG1

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 ... KRT5(3852)

Description générale

Keratins are the intermediate filament proteins of epithelia that display high degree of molecular diversity. They are heteropolymeric filaments formed by pairing of type I and type II keratins that are expressed in a highly specific patterns depending on the epithelial type and stage of cellular differentiation. Keratins contain a central rod domain of about 310 amino acids with alpha-helical conformation bordered by non-helical head and tail domains of variable length. The head domain consists of subdomains V1 and H1. The central alpha helical rod domain is composed of subdomains 1A, 1B, 2A, and 2B connected by the linkers L1, L12, and L2. The tail domain then consists of subdomains H2 and V2. They provide stability between epithelial cells and their attachment to basement membrane. An important unique feature of cytokeratins is their epithelial cell-type-specific expression. Hence, they can be used as tumor markers and epithelial differentiation markers. Cytokeratin-5 (CK5) is a type II cytoskeletal protein that is primarily expressed in basal keratinocytes in the epidermis, specifically in the stratified epithelium lining the skin and digestive tract. It can serve as a biomarker for several different types of cancer, including breast and lung cancers. Cytokeratin-8 (CK8) is a type II, neutral to basic protein that together with cytokeratin-19 (KRT19) helps to link the contractile apparatus to dystrophin at the costameres of striated muscle. It can undergo phosphorylation on three major serine residues: Serine 23, 431, and 73. Serine 23 is shown to be highly conserved in all type II keratins. It can also undergo O-glycosylation in a cell cycle-dependent manner and glycosylation increases its solubility and reduces stability by inducing proteasomal degradation. CK8 expression has been correlated with malignancy in leukoplakia and carcinomas of the head and neck and its expression has been observed in all non-small-cell lung cancers.

Spécificité

Cytokeratin 5 and 8. MAB3228 is a broadly reacting cytokeratin antibody specific for cytokeratin 5 and cytokeratin 8. This antibody recognizes virtually all epithelial tissues and carcinomas.

Immunogène

Cytokeratins from the human lung cancer cell line MR21.

Application

Research Category
Cell Structure
Research Sub Category
Cytokeratins
This Anti-Cytokeratin 5/8 is validated for use in FC, WB, IC, IH(P) for the detection of Cytokeratin 5.
Western blot

Immunohistochemistry on frozen and paraffin embedded tissue sections.

Immunocytochemistry

Flow cytometry

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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Consulter la Bibliothèque de documents

Masakazu Inada et al.
International journal of molecular medicine, 37(6), 1521-1527 (2016-04-29)
The 293 cell line, used extensively in various types of studies due to the ease with which these cells can be transfected, was thought to be derived by the transformation of primary cultures of human embryonic kidney cells with sheared adenovirus
Homeodomain interacting protein kinase 2 regulates postnatal development of enteric dopaminergic neurons and glia via BMP signaling.
Chalazonitis, A; Tang, AA; Shang, Y; Pham, TD; Hsieh, I; Setlik, W; Gershon, MD; Huang, EJ
The Journal of Neuroscience null
Hsing-Hui Wang et al.
The Prostate, 75(14), 1620-1631 (2015-07-16)
The presence of inflammation in prostate cancer (PCa) and benign prostate hyperplasia (BPH) has been well described but the cellular mechanisms by which inflammation modulates the prostate are currently unclear. Prostate stem cells (PSC) not only maintain prostate homeostasis but
Amy P Wong et al.
American journal of physiology. Lung cellular and molecular physiology, 293(3), L740-L752 (2007-07-10)
It has been suggested that some adult bone marrow cells (BMC) can localize to the lung and develop tissue-specific characteristics including those of pulmonary epithelial cells. Here, we show that the combination of mild airway injury (naphthalene-induced) as a conditioning
Nesrine Benkafadar et al.
EMBO molecular medicine, 9(1), 7-26 (2016-10-30)
Cisplatin is a widely used chemotherapy drug, despite its significant ototoxic side effects. To date, the mechanism of cisplatin-induced ototoxicity remains unclear, and hearing preservation during cisplatin-based chemotherapy in patients is lacking. We found activation of the ATM-Chk2-p53 pathway to

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