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Human IFN-beta Antibody

R&D Systems, part of Bio-Techne | Catalog # MAB11127

R&D Systems, part of Bio-Techne
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MAB11127-100
MAB11127-SP

Key Product Details

Species Reactivity

Human

Applications

Neutralization

Label

Unconjugated

Antibody Source

Monoclonal Mouse IgG1 Clone # 1020369

Product Specifications

Immunogen

CHO-expressed recombinant Human IFN-beta protein
Met22-Asn187
Accession # P01574

Specificity

Detects human INFB in direct ELISAs

Clonality

Monoclonal

Host

Mouse

Isotype

IgG1

Endotoxin Level

<0.10 EU per 1 μg of the antibody by the LAL method.

Scientific Data Images for Human IFN-beta Antibody

Neutralization of IFN beta Anti-Viral Activity by Human IFN beta Antibody

Recombinant Human IFN beta ( 8499-IF) exhibits anti-viral activity in HeLa human cervical epithelial carcinoma cells infected with encephalomyocarditis (EMC). Inhibition of anti-viral activity elicited by Recombinant Human IFN beta (50 pg/mL) is neutralized by Human IFN beta Antibody (Catalog # MAB11127). The ND50 for this effect is typically 2.00-20.0 µg/mL.

Applications for Human IFN-beta Antibody

Application
Recommended Usage

Neutralization

Measured by its ability to neutralize IFN‑ beta inhibition of EMCV-induced cytopathy in the HeLa human cervical epithelial carcinoma cell line. Meager, A. (1987) in Lymphokines and Interferons, a Practical Approach. Clemens, M.J. et al. (eds): IRL Press. 129. The Neutralization Dose (ND50) is typically 2-20 µg/mL in the presence of 50 pg/mL Recombinant Human IFN‑ beta.

Formulation, Preparation, and Storage

Purification

Protein A or G purified from hybridoma culture supernatant

Reconstitution

Reconstitute at 0.5 mg/mL in sterile PBS. For liquid material, refer to CoA for concentration.

Reconstitution Buffer Available:
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Formulation

Lyophilized from a 0.2 μm filtered solution in PBS with Trehalose. *Small pack size (SP) is supplied either lyophilized or as a 0.2 µm filtered solution in PBS.

Shipping

Lyophilized product is shipped at ambient temperature. Liquid small pack size (-SP) is shipped with polar packs. Upon receipt, store 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.

Background: IFN-beta

IFN-beta (interferon beta; also fibroblast IFN) is a secreted, monomeric 23-24 kDa member of the alpha/beta interferon family of molecules. It can be produced by almost all cell types in response to bacterial DNA or viral double-stranded RNA and is abundantly secreted by circulating plasmacytoid DCs. IFN-beta drives monocytic transformation into DCs, and it appears to stimulate a B cell switch from from IgM to IgG secretion. Mature human IFN-beta is 166 amino acids (aa) in length (aa 22-187) and contains one phosphorylation site at Ser140. There is one potential alternative start site at Met22. Full-length human IFN-beta (aa 22-187) shares 47% aa identity with mouse IFN-beta.

Long Name

Interferon beta

Alternate Names

IFB, IFF, IFNB, IFNB1, IFNbeta

Entrez Gene IDs

3456 (Human); 15977 (Mouse); 24481 (Rat)

Gene Symbol

IFNB1

UniProt

Additional IFN-beta Products

Product Documents for Human IFN-beta Antibody

Certificate of Analysis

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

Note: Certificate of Analysis not available for kit components.

Product Specific Notices for Human IFN-beta Antibody

For research use only

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