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ErbB2/Her2 Antibody (PD00-53)

Novus Biologicals, part of Bio-Techne | Catalog # NBP3-32422

Recombinant Monoclonal Antibody
Novus Biologicals, part of Bio-Techne
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NBP3-32422

Key Product Details

Species Reactivity

Human

Applications

Flow Cytometry, Immunocytochemistry/ Immunofluorescence, Immunohistochemistry, Immunohistochemistry-Paraffin, Western Blot

Label

Unconjugated

Antibody Source

Recombinant Monoclonal Rabbit IgG Clone # PD00-53

Concentration

1 mg/ml

Product Specifications

Immunogen

Recombinant protein within Human ErbB2/HER2 aa 500-650. (Uniprot: P04626)

Localization

Cell membrane, Nucleus, Cytoplasm.

Clonality

Monoclonal

Host

Rabbit

Isotype

IgG

Theoretical MW

138 kDa.
Disclaimer note: The observed molecular weight of the protein may vary from the listed predicted molecular weight due to post translational modifications, post translation cleavages, relative charges, and other experimental factors.

Scientific Data Images for ErbB2/Her2 Antibody (PD00-53)

ErbB2/Her2 Antibody (PD00-53)

Immunohistochemistry: ErbB2/Her2 Antibody (PD00-53) [NBP3-32422]

Immunohistochemistry: ErbB2/Her2 Antibody (PD00-53) [NBP3-32422] - Immunohistochemical analysis of paraffin-embedded human breast carcinoma tissue with Rabbit anti-ErbB2/Her2 antibody (NBP3-32422) at 1/2,000 dilution.

The section was pre-treated using heat mediated antigen retrieval with Tris-EDTA buffer (pH 9.0) for 20 minutes. The tissues were blocked in 1% BSA for 20 minutes at room temperature, washed with ddH2O and PBS, and then probed with the primary antibody (NBP3-32422) at 1/2,000 dilution for 1 hour at room temperature. The detection was performed using an HRP conjugated compact polymer system. DAB was used as the chromogen. Tissues were counterstained with hematoxylin and mounted with DPX.
ErbB2/Her2 Antibody (PD00-53)

Immunocytochemistry/ Immunofluorescence: ErbB2/Her2 Antibody (PD00-53) [NBP3-32422]

Immunocytochemistry/ Immunofluorescence: ErbB2/Her2 Antibody (PD00-53) [NBP3-32422] - Immunocytochemistry analysis of MCF-7 cells labeling ErbB2/Her2 with Rabbit anti-ErbB2/Her2 antibody (NBP3-32422) at 1/50 dilution.

Cells were fixed in 4% paraformaldehyde for 10 minutes at 37 ℃, permeabilized with 0.05% Triton X-100 in PBS for 20 minutes, and then blocked with 2% negative goat serum for 30 minutes at room temperature. Cells were then incubated with Rabbit anti-ErbB2/Her2 antibody (NBP3-32422) at 1/50 dilution in 2% negative goat serum overnight at 4 ℃. Goat Anti-Rabbit IgG H&L (iFluor™ 488) was used as the secondary antibody at 1/1,000 dilution. PBS instead of the primary antibody was used as the secondary antibody only control. Nuclear DNA was labelled in blue with DAPI.
ErbB2/Her2 Antibody (PD00-53)

Flow Cytometry: ErbB2/Her2 Antibody (PD00-53) [NBP3-32422]

Flow Cytometry: ErbB2/Her2 Antibody (PD00-53) [NBP3-32422] - Flow cytometric analysis of SK-Br-3 cells labeling ErbB2/Her2.

Cells were fixed and permeabilized. Then stained with the primary antibody (NBP3-32422, 1μg/mL) (red) compared with Rabbit IgG Isotype Control (green). After incubation of the primary antibody at +4℃ for an hour, the cells were stained with a iFluor™ 488 conjugate-Goat anti-Rabbit IgG Secondary antibody at 1/1,000 dilution for 30 minutes at +4℃. Unlabelled sample was used as a control (cells without incubation with primary antibody; black).

Applications for ErbB2/Her2 Antibody (PD00-53)

Application
Recommended Usage

Flow Cytometry

1:1000

Immunocytochemistry/ Immunofluorescence

1:50

Immunohistochemistry-Paraffin

1:2000

Western Blot

1:1000

Formulation, Preparation, and Storage

Purification

Protein A purified

Formulation

PBS (pH7.4), 0.1% BSA and 40% Glycerol

Preservative

0.05% Sodium Azide

Concentration

1 mg/ml

Shipping

The product is shipped with polar packs. Upon receipt, store it immediately at the temperature recommended below.

Stability & Storage

Store at 4C short term. Aliquot and store at -20C long term. Avoid freeze-thaw cycles.

Background: ErbB2/Her2

ErbB2/HER2 is one of the four members of the ErbB receptor family of transmembrane receptor-like tyrosine kinases (1). The kinase activity of ErbB2 can be activated without ligand if it is overexpressed, and by association with other ErbB proteins (2). Overexpression of ErbB2 is detected in almost 40% of human breast cancers (3). Binding of c-Cbl ubiquitin ligase to Tyr1112 of ErbB2 leads to poly-ubiquitination of ErbB2 and enhances its degradation (4). ErbB2 is one of the major targets for the treatment of breast cancer and other carcinomas.

Long Name

Receptor Tyrosine Protein Kinase ErbB2

Alternate Names

CD340, HER2, Neu Oncogene, NGL, TKR1

Gene Symbol

ERBB2

Additional ErbB2/Her2 Products

Product Documents for ErbB2/Her2 Antibody (PD00-53)

Certificate of Analysis

To download a Certificate of Analysis, please enter a lot number in the search box below.

Product Specific Notices for ErbB2/Her2 Antibody (PD00-53)

This product is for research use only and is not approved for use in humans or in clinical diagnosis. Primary Antibodies are guaranteed for 1 year from date of receipt.

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