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Merck
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Key Documents

MABT845

Sigma-Aldrich

Anti-Cytokeratin-20 Antibody, clone XQ1

clone XQ1, from mouse

別名:

Keratin, type I cytoskeletal 20, CK-20, Keratin-20, K20

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About This Item

UNSPSCコード:
12352203
eCl@ss:
32160702
NACRES:
NA.41

由来生物

mouse

抗体製品の状態

purified antibody

抗体製品タイプ

primary antibodies

クローン

XQ1, monoclonal

化学種の反応性

mouse

以下との反応禁止

human

包装

antibody small pack of 25 μg

テクニック

immunofluorescence: suitable
immunohistochemistry: suitable (paraffin)
western blot: suitable

アイソタイプ

IgMκ

NCBIアクセッション番号

UniProtアクセッション番号

ターゲットの翻訳後修飾

unmodified

遺伝子情報

human ... KRT20(54474)
mouse ... Krt20(66809)

関連するカテゴリー

詳細

Keratin, type I cytoskeletal 20 (UniProt: Q9D312; also known as Cytokeratin-20, CK-20, Keratin-20, K20) is encoded by the Krt20 gene (Gene ID: 66809) in murine species. Cytokeratin-20 is type I keratin of the intermediate filament family and is recognized as a marker of intestinal differentiation. It is expressed at low levels in the more differentiated suprabasal regions of the small intestine, and at higher levels in the colon, mainly in the upper region and in scattered cells throughout the remaining epithelium. Cytokeratin-20 is also an excellent marker for certain types of carcinomas, such as adenocarcinomas of the colon, transitional cell carcinomas of the bladder and Merkel cell tumors of the skin. It plays a significant role in maintaining keratin filament organization in intestinal epithelia and when phosphorylated, it also plays a role in the secretion of mucin in the small intestine. Cytokeratin-20 can undergo hyperphosphorylation at serine 13 during the early stages of apoptosis, which becomes less prominent during the later stages. Phosphorylation at serine 13 is shown to increase in response to stress brought on by cell injury. During apoptosis it is cleaved at Asp 235 by caspases. (Ref.: Moll, R., et al. (1992). Am. J. Pathol. 140(2); 427-447).

特異性

Clone XQ1 is a mouse monoclonal antibody that detects cytoketatin-20 in murine tissues.

免疫原

A full-length purified murine Cytokeratin-20.

アプリケーション

Research Category
細胞骨格
Anti-Cytokeratin-20, clone XQ1, Cat. No. MABT845, is a mouse monoclonal antibody that detects Keratin, type I cytoskeletal 20 and has been tested for use in Immunofluorescence, Immunohistochemistry (Paraffin), and Western Blotting.
Immunofluorescence Analysis: A representative lot detected Cytokeratin-20 in Immunofluorescence applications (Zhou, Q., et. al. (2003). Mol Biol Cell. 14(7):2959-71).

Western Blotting Analysis: A representative lot detected Cytokeratin-20 in Western Blotting applications (Zhou, Q., et. al. (2003). Mol Biol Cell. 14(7):2959-71).

品質

Evaluated by Immunohistochemistry (Paraffin) in mouse colon tissue sections.

Immunohistochemistry (Paraffin) Analysis: A 1:50 dilution of this antibody detected Cytokeratin-20 in mouse colon tissue sections.

ターゲットの説明

49.03 kDa calculated.

物理的形状

Format: Purified
Purified mouse monoclonal antibody IgM in PBS with 0.05% sodium azide.

保管および安定性

Stable for 1 year at 2-8°C from date of receipt.

その他情報

Concentration: Please refer to lot specific datasheet.

免責事項

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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