Amphiregulin (AR), also known as Schwannoma-derived growth factor (SDGF), is a member of the epidermal growth factor (EGF) family of growth factors which includes, AR, EGF, transforming growth factor-a (TGF-a), heparin binding EGF-like growth factor (HB-EGF), betacellulin (BTC), epiregulin, and the neuregulins-1 through -4. All EGF family members are synthesized as type I transmembrane precursors and contain one or several EGF domains in their extracellular region. The bioactive form of the proteins is released by proteolytic cleavage. The ErbB family of receptors that includes ErbB1‑B4, mediates the biological activities of the EGF family ligands. AR was originally isolated from the conditioned media of PMA-treated MCF-7 human breast carcinoma cell line. AR mRNA expression can be detected in numerous carcinoma cell lines and in the epithelial cells of various human tissues including colon, stomach, breast, ovary and kidney. AR stimulates the proliferation of keratinocytes, mammary epithelial cells, fibroblasts, astrocytes and glial cells. AR is also a growth inhibitor for certain tumor cells. The gene for AR has been mapped to human chromosome 4q13-q21 and mouse chromosome 5. Human and mouse AR cDNA encode 252 and 248 amino acid residue type I membrane proteins, respectively. The two proteins share approximately 69% sequence identity. Mouse AR also shares 81% amino acid sequence homology with rat AR. Several secreted isoforms of AR that vary in length and/or glycosylation level can be found in cell conditioned media. The 98 amino acid residue recombinant AR has better receptor binding and biological activity than the C-terminal truncated forms of the protein.
Mouse Amphiregulin Biotinylated Antibody
R&D Systems | Catalog # BAF989
Key Product Details
Species Reactivity
Validated:
Mouse
Cited:
Mouse, Rat, Transgenic Mouse
Applications
Validated:
Western Blot, ELISA Detection (Matched Antibody Pair)
Cited:
Immunohistochemistry, Western Blot, Flow Cytometry, FACS
Label
Biotin
Antibody Source
Polyclonal Goat IgG
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Product Specifications
Immunogen
E. coli-derived recombinant mouse Amphiregulin
Ser94-Lys191
Accession # Q4FJT2
Ser94-Lys191
Accession # Q4FJT2
Specificity
Detects mouse Amphiregulin in ELISAs and Western blots. In sandwich immunoassays, less than 1% cross-reactivity with recombinant human Amphiregulin is observed.
Clonality
Polyclonal
Host
Goat
Isotype
IgG
Applications for Mouse Amphiregulin Biotinylated Antibody
Application
Recommended Usage
Western Blot
0.1 µg/mL
Sample: Recombinant Mouse Amphiregulin (Catalog # 989-AR)
Sample: Recombinant Mouse Amphiregulin (Catalog # 989-AR)
Mouse Amphiregulin Sandwich Immunoassay
Please Note: Optimal dilutions of this antibody should be experimentally determined.
Reviewed Applications
Read 2 reviews rated 4.5 using BAF989 in the following applications:
Formulation, Preparation, and Storage
Purification
Antigen Affinity-purified
Reconstitution
Reconstitute at 0.2 mg/mL in sterile PBS.
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Formulation
Lyophilized from a 0.2 μm filtered solution in PBS with BSA as a carrier protein.
Shipping
The product is shipped at ambient temperature. Upon receipt, store it immediately at the temperature recommended below.
Stability & Storage
Use a manual defrost freezer and avoid repeated freeze-thaw cycles.
- 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.
Calculators
Background: Amphiregulin
References
- Thompson, S.A. et al. (1996) J. Biol. Chem. 271:17927.
- Sonoda, H. et al. (1992) Biochem. Biophys. Res. Commun. 185:103.
- Normanno, N. et al. (2001) Frontiers in Bioscience 6:685.
Alternate Names
AREG
Gene Symbol
AREG
UniProt
Additional Amphiregulin Products
Product Documents for Mouse Amphiregulin Biotinylated Antibody
Certificate of Analysis
To download a Certificate of Analysis, please enter a lot or batch number in the search box below.
Note: Certificate of Analysis not available for kit components.
Product Specific Notices for Mouse Amphiregulin Biotinylated Antibody
For research use only
Related Research Areas
Citations for Mouse Amphiregulin Biotinylated Antibody
Customer Reviews for Mouse Amphiregulin Biotinylated Antibody (2)
4.5 out of 5
2 Customer Ratings
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Application: Flow CytometrySample Tested: Mouse splenocytesSpecies: MouseVerified Customer | Posted 09/12/2017Splenocytes (2x10^6) from a C57BL/6 mouse were stimulated for 4 hours with phorbol 12,13-dibutyrate (500ng/ml), ionomycin (750ng/ml) and brefeldin A (2ug/ml). Cells were stained with fixable viability dye, then fixed with 2% formalin, permeabilized, and stained overnight at 4C for cytokines and gating markers (CD3, CD4, Foxp3). The biotinylated amphiregulin antibody was used at a 1:500 dilution overnight in permeabilization buffer. The cells were washed twice, then incubated with Brilliant Violet 605 streptavidin at a 1:1000 dilution for 20min. Foxp3+ Tregs were chosen as a positive control. Other appropriate positive controls would be Th2 cells or ILC2 (e.g., gut lamina propria leukocytes). Unstimulated cells that were otherwise treated identically served as a negative control. Flow diagrams are shown gating on viable CD3+CD4+ T cells.
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Application: Flow CytometrySample Tested: See PMID: 24315098Species: MouseVerified Customer | Posted 01/15/2015
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Protocols
Find general support by application which include: protocols, troubleshooting, illustrated assays, videos and webinars.
- Cellular Response to Hypoxia Protocols
- R&D Systems Quality Control Western Blot Protocol
- Troubleshooting Guide: Western Blot Figures
- Western Blot Conditions
- Western Blot Protocol
- Western Blot Protocol for Cell Lysates
- Western Blot Troubleshooting
- Western Blot Troubleshooting Guide
- View all Protocols, Troubleshooting, Illustrated assays and Webinars
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