Anti-ErbB2 / HER2 antibody [SP101]
- BOND RX™ Validated
- 20ul selling size
- RabMAb
- Advanced Validation
- Recombinant
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(1 Publication)
Rabbit Recombinant Monoclonal ErbB2 / HER2 antibody. Suitable for WB, IHC-P, mIHC and reacts with Human samples. Cited in 1 publication.
View Alternative Names
CD340, HER2, MLN19, NEU, NGL, ERBB2, Receptor tyrosine-protein kinase erbB-2, Metastatic lymph node gene 19 protein, Proto-oncogene Neu, Proto-oncogene c-ErbB-2, Tyrosine kinase-type cell surface receptor HER2, p185erbB2, MLN 19
- IHC-P
Supplier Data
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ErbB2 / HER2 antibody [SP101] (AB231438)
Formalin-fixed, paraffin-embedded human breast carcinoma tissue stained for ErbB2 / HER2 using ab231438 at 1/100 dilution in immunohistochemical analysis.
- IHC-P
Unknown
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) - Anti-ErbB2 / HER2 antibody [SP101] (AB231438)
Immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human breast carcinoma tissue sections labeling ErbB2 / HER2 with ab231438 at 1/100 dilution (6.38 μg/ml). Heat mediated antigen retrieval with Bond™ Epitope Retrieval Solution 1 (pH 6.0) for 10mins Goat Anti-Rabbit & Mouse IgG (HRP) was used as the secondary antibody. Hematoxylin was used as a counterstain. Membranous staining on the human breast carcinoma, performed on a Leica Biosystems BOND™ RX instrument.
The section was incubated with ab231438 for 30 mins at room temperature.
- mIHC
Supplier Data
Multiplex immunohistochemistry - Anti-ErbB2 / HER2 antibody [SP101] (AB231438)
Multiplex immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human mammary gland tissue sections labeling ErbB2 / HER2 with ab231438 at 1/100 dilution (1.59 µg/ml). Heat mediated antigen retrieval with Citrate buffer (pH 6.0, epitope retrieval solution 1) for 20 mins and Opal Polymer HRP Ms + Rb was used as the secondary antibody. DAPI was used as the nuclear counterstain. Panel A : merged staining of anti-Progesterone Receptor (PR) (magenta; Opal™690), anti-HER2 (red; Opal™570) and anti-Estrogen Receptor (ER) (green; Opal™520) on human mammary gland. Panel B : anti-PR stained on nucleus of some ductal cells. Panel C : anti-HER2 stained on no cells. Panel D : anti-ER stained on nucleus of some ductal cells. The section was incubated in three rounds of staining : in the order of ab16661 for 30 mins, then ab16660 and ab231438 for 10 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
- mIHC
Supplier Data
Multiplex immunohistochemistry - Anti-ErbB2 / HER2 antibody [SP101] (AB231438)
Multiplex immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human triple-negative breast carcinoma tissue sections labeling ErbB2 / HER2 with ab231438 at 1/100 dilution (1.59 µg/ml). Heat mediated antigen retrieval with Citrate buffer (pH 6.0, epitope retrieval solution 1) for 20 mins and Opal Polymer HRP Ms + Rb was used as the secondary antibody. DAPI was used as the nuclear counterstain. Panel A : merged staining of anti-Progesterone Receptor (PR) (magenta; Opal™690), anti-HER2 (red; Opal™570) and anti-Estrogen Receptor (ER) (green; Opal™520) on human triple-negative breast carcinoma. Panel B : anti-PR stained on no cells. Panel C : anti-HER2 stained on no cells. Panel D : anti-ER stained on no cells. The section was incubated in three rounds of staining : in the order of ab16661 for 30 mins, then ab16660 and ab231438 for 10 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
- mIHC
Supplier Data
Multiplex immunohistochemistry - Anti-ErbB2 / HER2 antibody [SP101] (AB231438)
Multiplex immunohistochemistry (Formalin/PFA-fixed paraffin-embedded sections) analysis of Human triple-positive breast carcinoma tissue sections labeling ErbB2 / HER2 with ab231438 at 1/100 dilution (1.59 µg/ml). Heat mediated antigen retrieval with Citrate buffer (pH 6.0, epitope retrieval solution 1) for 20 mins and Opal Polymer HRP Ms + Rb was used as the secondary antibody. DAPI was used as the nuclear counterstain. Panel A : merged staining of anti-Progesterone Receptor (PR) (magenta; Opal™690), anti-HER2 (red; Opal™570) and anti-Estrogen Receptor (ER) (green; Opal™520) on human triple-positive breast carcinoma. Panel B : anti-PR stained on nucleus of cancer cells. Panel C : anti-HER2 stained on membrane of cancer cells. Panel D : anti-ER stained on nucleus of cancer cells. The section was incubated in three rounds of staining : in the order of ab16661 for 30 mins, then ab16660 and ab231438 for 10 mins at room temperature. Each round was followed by a separate fluorescent tyramide signal amplification system. The immunostaining was performed on a Leica Biosystems BOND® RX instrument with an Opal™ 4-color kit. Image acquisition was performed with Leica SP8 confocal microscope.
- WB
Lab
Western blot - Anti-ErbB2 / HER2 antibody [SP101] (AB231438)
Blocking/Diluting Buffer and concentration : 5% NFDM /TBST
ab231438 concentration is assay dependent.
All lanes:
Western blot - Anti-ErbB2 / HER2 antibody [SP101] (ab231438)
All lanes:
SK-BR-3 (Human breast adenocarcinoma epithelial cell) whole cell lysate at 20 µg
Secondary
All lanes:
Western blot - Goat Anti-Rabbit IgG H&L (HRP) (<a href='/en-us/products/secondary-antibodies/goat-rabbit-igg-h-l-hrp-ab97051'>ab97051</a>) at 0.05 µg/mL
Predicted band size: 137 kDa
Observed band size: 180 kDa
false
Related conjugates and formulations (1)
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Anti-ErbB2 / HER2 antibody [SP101] - BSA and Azide free
Reactivity data
Properties and storage information
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Supplementary information
This supplementary information is collated from multiple sources and compiled automatically.
Biological function summary
The role of ErbB2 extends beyond a singular function. It becomes an active component when forming heterodimers with other EGFR family members such as ErbB3 to initiate various downstream signaling cascades. The dimerization activates intracellular pathways leading to cell proliferation survival differentiation and migration. Within cells ErbB2 influences processes critical for normal development and tissue homeostasis contributing significantly to signal transduction networks.
Pathways
ErbB2 plays a pivotal role in pathways such as the PI3K/Akt and MAPK/ERK pathways. These pathways are important in mediating cellular responses to growth signals. The PI3K/Akt pathway activated by HER2 signaling regulates cell growth and survival while the MAPK/ERK pathway contributes to cell differentiation and proliferation. ErbB2's interaction with proteins like ErbB3 is fundamental in these pathways increasing the amplitude and diversity of downstream signals.
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Target data
Publications (1)
Recent publications for all applications. Explore the full list and refine your search
World journal of gastrointestinal oncology 17:105264 PubMed40697228
2025
Applications
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