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Merck
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主要文件

06-562

Sigma-Aldrich

Anti-erbB-2/HER-2 Antibody

Upstate®, from rabbit

别名:

CD340 antigen, CD340 antigen, NEU proto-oncogene, Tyrosine kinase-type cell surface receptor HER2, c-erb B2/neu protein, c-erb B2/neu protein, v-erb-b2 avian erythroblastic leukemia viral oncogene homolog 2 (neuro/glioblastoma derived oncogene homolog),

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About This Item

分類程式碼代碼:
12352203
eCl@ss:
32160702
NACRES:
NA.41

生物源

rabbit

品質等級

抗體表格

purified antibody

抗體產品種類

primary antibodies

無性繁殖

polyclonal

物種活性

monkey, human, mouse

物種活性(以同源性預測)

rat

製造商/商標名

Upstate®

技術

immunohistochemistry: suitable
immunoprecipitation (IP): suitable
western blot: suitable

同型

IgG

NCBI登錄號

UniProt登錄號

運輸包裝

dry ice

目標翻譯後修改

unmodified

基因資訊

human ... ERBB2(2064)
mouse ... Erbb2(13866)
rat ... Erbb2(24337)
rhesus monkey ... Erbb2(697573)

一般說明

The ErbB-2 proto-oncogene, also called Neu, EGFR-2 or HER-2, is a member of the transmembrane receptor tyrosine kinase family, which also includes EGF receptor and EGFR-3 (HER-3 or ErbB-3). Although, ErbB-2 does not have any known high-affinity ligands, its kinase activity can be activated without ligand by either overexpression or heteroassociation with other members of the ErbB family. Amplification of the ErbB-2 gene and overexpression of its product has been detected in almost 40% of primary human breast tumors, which correlates with poor prognosis in node positive breast cancer. ErbB-2 overexpression is also observed in ovarian, gastric, salivary and non-small cell lung carcinomas. Because of this, ErbB-2 is one of the major drug targets for breast cancer and other cancer treatments.

特異性

Recognizes c-erbB-2 (185 kDa), but not c-erbB-1(EGF-R), c-erbB-3 or c-erbB-4.

免疫原

A KLH-linked peptide (AENPEYLGLDVPV) corresponding to aa 1243-1255 from the human c-erbB-2/HER-2/neu oncoprotein.

應用

Anti-erbB-2/HER-2 Antibody is an antibody against erbB-2/HER-2 for use in IH, IP & WB.
Immunoprecipitation:
4 μg of a previous lot immunoprecipitated erbB-2/HER-2 from 600 μg MCF-7 RIPA lysate, and previously in A431, LNCaP, and c-erbB-2 transfected 3T3/NIH RIPA lysate.

Immunohistochemistry:
A previous lot of antibody has been reported by an independent laboratory, to detect erbB-2/HER-2 in frozen and formalin/paraffin sections of rat breast.
Research Category
Signaling
Research Sub Category
Growth Factors & Receptors

品質

Routinely evaluated by Western Blot on HEK293 lysates.

Western Blot Analysis:
1:500 dilution of this lot detected Her-2 on 10 μg of HEK293 lysates.

標靶描述

185 kDa

聯結

Replaces: 04-1127

外觀

Protein A purified
Format: Purified
Purified rabbit polyclonal IgG in buffer containing 10 mM PBS, pH 7.4, 0.2% BSA and 0.09% sodium azide. Frozen solution.

儲存和穩定性

Stable for 1 year at -20ºC from date of receipt.
Handling Recommendations: Upon receipt, and prior to removing the cap, centrifuge the vial and gently mix the solution. Aliquot into microcentrifuge tubes and store at -20°C. Avoid repeated freeze/thaw cycles, which may damage IgG and affect product performance.

分析報告

Control
A431 cells, HEK293, Jurkat, MCF7 cell lysate.

其他說明

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

法律資訊

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

免責聲明

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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儲存類別代碼

12 - Non Combustible Liquids

水污染物質分類(WGK)

WGK 2

閃點(°F)

Not applicable

閃點(°C)

Not applicable


分析证书(COA)

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访问文档库

Different mechanisms are implicated in ERBB2 gene overexpression in breast and in other cancers.
Vernimmen, D; Gueders, M; Pisvin, S; Delvenne, P; Winkler, R
British Journal of Cancer null
Introducing the cancer microenvironment section of Journal of Translational Medicine.
Fernando Vidal-Vanaclocha,Isaac P Witz
Journal of Translational Medicine null
Satomi Watanabe et al.
Cancer medicine, 8(3), 1258-1268 (2019-02-01)
HER2-targeted therapy, especially the anti-HER2 antibody trastuzumab, is standard for HER2-positive breast cancer; however, its efficacy is limited in a subpopulation of patients. HER3 ligand (heregulin)-dependent HER2-HER3 interactions play a critical role in the evasion of apoptosis and are therefore
Pathologic findings from the National Surgical Adjuvant Breast and Bowel Project: prognostic significance of erbB-2 protein overexpression in primary breast cancer.
Paik, S, et al.
Journal of clinical oncology : official journal of the American Society of Clinical Oncology, 8, 103-112 (1990)
Increased expression of epidermal growth factor receptor induces sequestration of extracellular signal-related kinases and selective attenuation of specific epidermal growth factor-mediated signal transduction pathways.
Amyn A Habib, Soo Jin Chun, Benjamin G Neel, Timothy Vartanian
Molecular Cancer Research null

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