Human ErbB2/Her2 Antibody Summary
Thr23-Thr652
Accession # P04626
Applications
under non-reducing conditions only
Human ErbB2/Her2 Sandwich Immunoassay
Please Note: Optimal dilutions should be determined by each laboratory for each application. General Protocols are available in the Technical Information section on our website.
Scientific Data
Detection of ErbB2/Her2 in MCF‑7 Human Cell Line by Flow Cytometry. MCF-7 human breast cancer cell line was stained with Mouse Anti-Human ErbB2/Her2 Monoclonal Antibody (Catalog # MAB1129, filled histogram) or isotype control antibody (Catalog # MAB0041, open histogram), followed by Phycoerythrin-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # F0102B). View our protocol for Staining Membrane-associated Proteins.
Detection of ErbB2/Her2 in MDA-MB-453 Human Cell Line by Flow Cytometry. MDA-MB-453 human breast cancer cell line was stained with Mouse Anti-Human ErbB2/Her2 Monoclonal Antibody (Catalog # MAB1129, filled histogram) or isotype control antibody (Catalog # MAB0041, open histogram), followed by Phycoerythrin-conjugated Anti-Mouse IgG Secondary Antibody (Catalog # F0102B). View our protocol for Staining Membrane-associated Proteins.
ErbB2/Her2 in MDA‑MB‑231 Human Cell Line. ErbB2/Her2 was detected in immersion fixed MDA-MB-231 human breast cancer cell line using Mouse Anti-Human ErbB2/Her2 Monoclonal Antibody (Catalog # MAB1129) at 10 µg/mL for 3 hours at room temperature. Cells were stained using the NorthernLights™ 557-conjugated Anti-Mouse IgG Secondary Antibody (yellow; Catalog # NL007) and counterstained with DAPI (blue). View our protocol for Fluorescent ICC Staining of Cells on Coverslips.
ErbB2/Her2 in Human Stomach. ErbB2/Her2 was detected in immersion fixed paraffin-embedded sections of human stomach using Mouse Anti-Human ErbB2/Her2 Monoclonal Antibody (Catalog # MAB1129) at 15 µg/mL overnight at 4 °C. Tissue was stained using the Anti-Mouse HRP-DAB Cell & Tissue Staining Kit (brown; Catalog # CTS002) and counterstained with hematoxylin (blue). Specific staining was localized to plasma membrane/cytoplasm in glans and villi. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.
ErbB2/Her2 in Human Breast Cancer Tissue. ErbB2/Her2 was detected in immersion fixed paraffin-embedded sections of human breast cancer tissue using Mouse Anti-Human ErbB2/Her2 Monoclonal Antibody (Catalog # MAB1129) at 15 µg/mL overnight at 4 °C. Tissue was stained using the Anti-Mouse HRP-DAB Cell & Tissue Staining Kit (brown; Catalog # CTS002) and counterstained with hematoxylin (blue). Specific staining was localized to epithelial cells. View our protocol for Chromogenic IHC Staining of Paraffin-embedded Tissue Sections.
Reconstitution Calculator
Preparation and Storage
- 12 months from date of receipt, -20 to -70 °C as supplied.
- 1 month, 2 to 8 °C under sterile conditions after reconstitution.
- 6 months, -20 to -70 °C under sterile conditions after reconstitution.
Background: ErbB2/Her2
ErbB2, also called Neu and Her2 (human epidermal growth factor receptor 2), is a type I membrane glycoprotein that is a member of the ErbB family of tyrosine kinase receptors. ErbB family members serve as receptors for the epidermal growth factor (EGF) family of growth factors. ErbB2 is widely expressed in epithelial cells and has also been found to be over-expressed in a large number of breast carcinomas. Among ErbB family members, ErbB2 is unique in that it has no identified ligands. Rather, ErbB2 heterodimerizes with the other members of the ErbB family (ErbB1 (EGF R), ErbB3, ErbB4) to form higher affinity signaling complexes. Because ErbB3 contains a defective kinase domain, the kinase domain of ErbB2 is responsible for initiating the tyrosine phosphorylation signal through the heterodimeric receptor. It has been found that a discrete three amino acid signal in the ErbB3 cytoplasmic domain is critical for transactivation of ErbB2. Interestingly, this same three amino acid signal has also been found in ErbB1 and ErbB4. Phosphoinositide 3-kinase has been shown to play a role in ErbB2 signal transduction. The cytoplasmic domain of ErbB2 has been shown to associate with beta-catenin and plakoglobin. Human ErbB2 consists of 1255 amino acids (aa) with a 21 aa signal sequence, a 631 aa extracellular domain, a 23 aa transmembrane region, and a 580 aa cytoplasmic domain. ErbB2 can be shed from the cell surface by proteolytic cleavage by an unidentified protease. ErbB2 appears to play roles in development, cancer, communication at the neuromuscular junction, and regulation of cell growth and differentiation (1-10).
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- Yamamoto, T. et. al. (1986) Nature 319:230.
- Kanai, Y. et. al. (1995) Biochem. Biophys. Res. Commun. 208:1067.
- Codony-Servat, J. et. al. (1999) Cancer Res. 59:1196.
- Carraway, K.L. 3rd et. al. (1994) J. Biol. Chem. 269:14303.
- Emkey, R. and C.R. Kahn (1997) J. Biol. Chem. 272:31172.
- Schaefer, G. et. al. (1999) J. Biol. Chem. 274:859.
- Schlessinger, J. (2000) Cell 103:211.
- Hellyer, N.J. et. al. (2001) J. Biol. Chem. 276:42153.
- Daly, R.J. (1999) Growth Factors 16:255.
Product Datasheets
Citations for Human ErbB2/Her2 Antibody
R&D Systems personnel manually curate a database that contains references using R&D Systems products. The data collected includes not only links to publications in PubMed, but also provides information about sample types, species, and experimental conditions.
15
Citations: Showing 1 - 10
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HER2-selective and reversible tyrosine kinase inhibitor tucatinib potentiates the activity of T-DM1 in preclinical models of HER2-positive breast cancer
Authors: Devra Olson, Janelle Taylor, Kelsi Willis, Kelly Hensley, Sean Allred, Margo Zaval et al.
Cancer Res Commun
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SERS characterization of colorectal cancer cell surface markers upon anti‐EGFR treatment
Authors: Nana Lyu, Bernadette Pedersen, Elena Shklovskaya, Helen Rizos, Mark P. Molloy, Yuling Wang
Exploration (Beijing)
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Contextual reprogramming of CAR-T cells for treatment of HER2+ cancers
Authors: Z Yang, L Li, A Turkoz, P Chen, R Harari-Ste, M Bobbin, O Stefanson, H Choi, V Pietrobon, B Alphson, A Goswami, V Balan, A Kearney, D Patel, J Yang, D Inel, V Vinod, A Cesano, B Wang, KH Roh, LS Qi, FM Marincola
Journal of Translational Medicine, 2021-11-07;19(1):459.
Species: Human
Sample Types: Whole Cells
Applications: Flow Cytometry -
Cellphone enabled point-of-care assessment of breast tumor cytology and molecular HER2 expression from fine-needle aspirates
Authors: Daniel Y. Joh, Jacob T. Heggestad, Shengwei Zhang, Gray R. Anderson, Jayanta Bhattacharyya, Suzanne E. Wardell et al.
npj Breast Cancer
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HER2-mediated enhancement of Ebola virus entry
Authors: M Kuroda, P Halfmann, Y Kawaoka
PLoS Pathog, 2020-10-14;16(10):e1008900.
Species: Human, Mouse
Sample Types: Whole Cells
Applications: Flow Cytometry, ICC -
Preclinical Activity of HER2-Selective Tyrosine Kinase Inhibitor Tucatinib as a Single Agent or in Combination with Trastuzumab or Docetaxel in Solid Tumor Models
Authors: A Kulukian, P Lee, J Taylor, R Rosler, P de Vries, D Watson, A Forero-Tor, S Peterson
Mol. Cancer Ther., 2020-04-01;19(4):976-987.
Species: Human
Sample Types: Whole Cells
Applications: Flow Cytometry -
Antibody-drug conjugate T-DM1 treatment for HER2+ breast cancer induces ROR1 and confers resistance through activation of Hippo transcriptional coactivator YAP1
Authors: SS Islam, M Uddin, ASM Noman, H Akter, NJ Dity, M Basiruzzma, F Uddin, J Ahsan, S Annoor, AA Alaiya, M Al-Alwan, H Yeger, WA Farhat
EBioMedicine, 2019-05-10;0(0):.
Species: Human
Sample Types: Cell Lysates, Whole Cells
Applications: ICC, Western Blot -
Systems Modeling Identifies Divergent Receptor Tyrosine Kinase Reprogramming to MAPK Pathway Inhibition
Authors: Allison M. Claas, Lyla Atta, Simon Gordonov, Aaron S. Meyer, Douglas A. Lauffenburger
Cellular and Molecular Bioengineering
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CRISPR-Cas9 epigenome editing enables high-throughput screening for functional regulatory elements in the human genome
Authors: TS Klann, JB Black, M Chellappan, A Safi, L Song, IB Hilton, GE Crawford, TE Reddy, CA Gersbach
Nat. Biotechnol., 2017-04-03;0(0):.
Species: Human
Sample Types: Whole Cells
Applications: Flow Cytometry -
Detection of Circulating Tumour Cells in Urothelial Cancers and Clinical Correlations: Comparison of Two Methods
Authors: E Fina, A Necchi, S Bottelli, C Reduzzi, S Pizzamigli, C Iacona, MG Daidone, P Verderio, V Cappellett
Dis. Markers, 2017-02-22;2017(0):3414910.
Species: Human
Sample Types: Whole Cells
Applications: Flow Cytometry -
HER2 and EGFR overexpression support metastatic progression of prostate cancer to bone
Cancer Res., 2016-10-28;0(0):.
Species: Human
Sample Types: Whole Cells
Applications: Flow Cytometry -
High-Throughput Screening for Internalizing Antibodies by Homogeneous Fluorescence Imaging of a pH-Activated Probe
Authors: Thilo Riedl, Egon van Boxtel, Martijn Bosch, Paul W. H. I. Parren, Arnout F. Gerritsen
J Biomol Screen
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Ultrasensitive On-Chip Immunoassays with a Nanoparticle-Assembled Photonic Crystal
Authors: Jin-Hee Han, L. Sudheendra, Hee-Joo Kim, Shirley J. Gee, Bruce D. Hammock, Ian M. Kennedy
ACS Nano
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Multiplexed protein analysis using encoded antibody-conjugated microbeads
Authors: Nora Theilacker, Eric E. Roller, Kristopher D. Barbee, Matthias Franzreb, Xiaohua Huang
Journal of The Royal Society Interface
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Microbead arrays for the analysis of ErbB receptor tyrosine kinase activation and dimerization in breast cancer cells.
Authors: Khan IH, Zhao J, Ghosh P, Ziman M, Sweeney C, Kung HJ, Luciw PA
Assay Drug Dev Technol, 2010-02-01;8(1):27-36.
Species: Human
Sample Types: Cell Lysates
Applications: Immunoprecipitation, Luminex Development
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