Mouse Epiregulin Antibody Summary
Val56-Leu101
Accession # Q61521
Applications
Mouse Epiregulin 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
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Cell Proliferation Induced by Epiregulin and Neutralization by Mouse Epiregulin Antibody. Recombinant Mouse Epiregulin (Catalog # 1068-EP) stimulates proliferation in the Balb/3T3 mouse embryonic fibroblast cell line in a dose-dependent manner (orange line). Proliferation elicited by Recombinant Mouse Epiregulin (3 ng/mL) is neutralized (green line) by increasing concentrations of Rat Anti-Mouse Epiregulin Monoclonal Antibody (Catalog # MAB1068). The ND50 is typically 0.2-1 µg/mL.
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Detection of Epiregulin by Immunohistochemistry EREG acts as a potential factor for vaginal epithelial cell proliferation and differentiation. A Heatmap of the expression levels of ErbB signaling pathway signature genes in the vagina of control and Rptor cKO mice in the presence or absence of E2 administration. B qPCR was performed to verify the genes in the frame in A. n = 7 (OVX control mice), n = 5 (OVX Rptor cKO mice), n = 6 (OVX control mice treated with E2), n = 5 (OVX Rptor cKO mice treated with E2). Values are expressed as the mean ± SEM. C Representative images of the immunofluorescence staining of EREG in the vagina in OVX control and Rptor cKO mice administrated with or without E2. Nuclei were stained with DAPI. Microscopy with magnification ×20. Scale bars: 75 μm. D OVX control and Rptor cKO mice were administrated with E2 and/or EREG. The vaginas were harvested for PAS staining, Ki67 immunofluorescence staining, and TUNEL staining. In PAS staining, nuclei were stained with hematoxylin. Scale bars: 50 μm. In Ki67 immunofluorescence staining and TUNEL staining, nuclei were stained with DAPI. Microscopy with magnification ×20. Scale bars: 75 μm. E Expression levels of Krt6a, Krt6b, Krt10, Krt13, Krt16 in the vagina of the mice were quantified using qPCR. n = 6 (OVX control mice treated with E2), n = 5 (OVX Rptor cKO mice treated with E2), n = 4 (OVX Rptor cKO mice treated with E2 and EREG). Values are expressed as the mean ± SEM. F The vaginas as indicated in D were harvested for immunofluorescence staining of YAP1, nuclei were stained with DAPI. n = 6 (OVX control mice treated with E2), n = 5 (OVX Rptor cKO mice treated with E2), n = 4 (OVX Rptor cKO mice treated with E2 and EREG). The experiments were repeated three times. Microscopy with magnification ×20. Scale bars: 75 μm. Image collected and cropped by CiteAb from the following open publication (https://pubmed.ncbi.nlm.nih.gov/36220823), licensed under a CC-BY license. Not internally tested by R&D Systems.
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Detection of Epiregulin by Immunohistochemistry EREG acts as a potential factor for vaginal epithelial cell proliferation and differentiation. A Heatmap of the expression levels of ErbB signaling pathway signature genes in the vagina of control and Rptor cKO mice in the presence or absence of E2 administration. B qPCR was performed to verify the genes in the frame in A. n = 7 (OVX control mice), n = 5 (OVX Rptor cKO mice), n = 6 (OVX control mice treated with E2), n = 5 (OVX Rptor cKO mice treated with E2). Values are expressed as the mean ± SEM. C Representative images of the immunofluorescence staining of EREG in the vagina in OVX control and Rptor cKO mice administrated with or without E2. Nuclei were stained with DAPI. Microscopy with magnification ×20. Scale bars: 75 μm. D OVX control and Rptor cKO mice were administrated with E2 and/or EREG. The vaginas were harvested for PAS staining, Ki67 immunofluorescence staining, and TUNEL staining. In PAS staining, nuclei were stained with hematoxylin. Scale bars: 50 μm. In Ki67 immunofluorescence staining and TUNEL staining, nuclei were stained with DAPI. Microscopy with magnification ×20. Scale bars: 75 μm. E Expression levels of Krt6a, Krt6b, Krt10, Krt13, Krt16 in the vagina of the mice were quantified using qPCR. n = 6 (OVX control mice treated with E2), n = 5 (OVX Rptor cKO mice treated with E2), n = 4 (OVX Rptor cKO mice treated with E2 and EREG). Values are expressed as the mean ± SEM. F The vaginas as indicated in D were harvested for immunofluorescence staining of YAP1, nuclei were stained with DAPI. n = 6 (OVX control mice treated with E2), n = 5 (OVX Rptor cKO mice treated with E2), n = 4 (OVX Rptor cKO mice treated with E2 and EREG). The experiments were repeated three times. Microscopy with magnification ×20. Scale bars: 75 μm. Image collected and cropped by CiteAb from the following open publication (https://pubmed.ncbi.nlm.nih.gov/36220823), licensed under a CC-BY license. Not internally tested by R&D Systems.
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: Epiregulin
Epiregulin is a member of the EGF family of growth factors which includes, among others, epidermal growth factor (EGF), transforming growth factor (TGF)-alpha, amphiregulin (ARG), HB (heparin-binding)-EGF, betacellulin, and the various heregulins. They are all synthesized as transmembrane precursors and converted to soluble forms by proteolytic cleavage. Epiregulin was originally purified from the mouse fibroblast-derived tumor cell line NIH3T3/T7 (1). The mouse Epiregulin cDNA encodes for a 162 amino acid (aa) transmembrane precursor, with the mature soluble form comprising aa 56‑101 (2). The mode of action of Epiregulin is similar to other EGF family members in that it binds to and activates the tyrosine-kinase, ErbB-family receptors (ErbB1 through B4) (3). Although it stimulates phosphorylation of all four receptors, it appears to interact primarily with ErbB1 and ErbB4. Epiregulin has the broadest specificity of the EGF-like ligands but seems to preferentially activate heterodimeric receptor complexes (4). Epiregulin exhibits a variety of biological effects. It was originally shown to both inhibit growth of several epithelial tumor cells and stimulate growth of fibroblasts and other types of cells (1). Epiregulin expression is upregulated in a number of carcinoma cell lines. It has also been shown to be an autocrine growth factor in human epidermal keratinocytes (5). Epiregulin has also been shown to play a role in the early steps of pregnancy, regulating attachment of the blastocyst to the uterine epithelium during the implantation process (6).
- Toyoda, H. et al. (1995) J. Biol. Chem. 270:7495.
- Toyoda, H. et al. (1995) FEBS Lett. 377:403.
- Komurasaki, T. et al. (1997) Oncogene 15:2841.
- Shelly, M. et al. (1998) J. Biol. Chem. 273:10496.
- Shirakata, Y. et al. (2000) J. Biol. Chem. 275:5748.
- Das, S.K. et al. (1997) Dev. Biol. 190:178.
Product Datasheets
Citations for Mouse Epiregulin 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.
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Citations: Showing 1 - 4
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mTORC1 signaling pathway integrates estrogen and growth factor to coordinate vaginal epithelial cells proliferation and differentiation
Authors: S Wan, Y Sun, J Fu, H Song, Z Xiao, Q Yang, S Wang, G Yu, P Feng, W Lv, L Luo, Z Guan, F Liu, Q Zhou, Z Yin, M Yang
Cell Death & Disease, 2022-10-11;13(10):862.
Species: Mouse
Sample Types: Whole Tissue
Applications: IHC -
Epiregulin, epigen and betacellulin antibodies and axial elongation in young guinea pigs with lens-induced myopization
Authors: L Dong, RH Zhang, WD Zhou, YF Li, HY Li, HT Wu, XH Shi, JB Jonas, WB Wei
BMC ophthalmology, 2022-04-27;22(1):193.
Species: Guinea Pig
Sample Types: In Vivo
Applications: In Vivo -
Temporal expression of growth factors triggered by epiregulin regulates inflammation development.
Authors: Harada M, Kamimura D, Arima Y, Kohsaka H, Nakatsuji Y, Nishida M, Atsumi T, Meng J, Bando H, Singh R, Sabharwal L, Jiang J, Kumai N, Miyasaka N, Sakoda S, Yamauchi-Takihara K, Ogura H, Hirano T, Murakami M
J Immunol, 2015-01-02;194(3):1039-46.
Species: Mouse
Sample Types: Whole Tissue
Applications: IHC-P -
Epiregulin is a dendritic cell–derived EGFR ligand that maintains skin and lung fibrosis
Authors: Ian D. Odell, Holly Steach, Stephen B. Gauld, Lauren Reinke-Breen, Jozsef Karman, Tracy L. Carr et al.
Science Immunology
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