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Human B7-H7/HHLA2 Alexa Fluor® 488-conjugated Antibody

R&D Systems, part of Bio-Techne | Catalog # FAB80841RG

Recombinant Monoclonal Antibody.
R&D Systems, part of Bio-Techne
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FAB80841RG-100UG

Key Product Details

Species Reactivity

Human

Applications

Flow Cytometry

Label

Alexa Fluor 488 (Excitation = 488 nm, Emission = 515-545 nm)

Antibody Source

Recombinant Monoclonal Mouse IgG1 Clone # 907812R

Product Specifications

Immunogen

Human embryonic kidney cell line HEK293-derived human B7-H7/HHLA2
Met1-Asn344
Accession # Q9UM44

Specificity

Detects human B7-H7/HHLA2 in direct ELISAs.

Clonality

Monoclonal

Host

Mouse

Isotype

IgG1

Applications for Human B7-H7/HHLA2 Alexa Fluor® 488-conjugated Antibody

Application
Recommended Usage

Flow Cytometry

0.25-1 µg/106 cells
Sample: HEK Human Cell Line Transfected with Human B7-H7/HHLA2 and eGFP
Please Note: Optimal dilutions of this antibody should be experimentally determined.

Formulation, Preparation, and Storage

Purification

Protein A or G purified from cell culture supernatant

Formulation

Supplied 0.2 mg/mL in a saline solution containing BSA and Sodium Azide.

Shipping

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

Stability & Storage

Protect from light. Do not freeze.
  • 12 months from date of receipt, 2 to 8 °C as supplied.

Background: B7-H7/HHLA2

B7-H7, also known as HHLA2 (HERV-H LTR-associating 2), is a member of the B7 family of immune regulatory proteins (1, 2). Mature human B7-H7 consists of a 322 amino acid (aa) extracellular domain (ECD) with three immunoglobulin-like domains, a 21 aa transmembrane segment, and a 49 aa cytoplasmic domain (3-5).
B7‑H7 is constitutively expressed on monocytes and is up-regulated by LPS and IFN-gamma stimulation. It is expressed on LPS/IFN-gamma treated B cells but not on resting B cells (5). B7-H7 binds to cell surface determinants on resting and mature T cells, B cells, and monocytes as well as on immature and mature dendritic cells (5). Soluble B7-H7 inhibits the proliferation of activated CD4+ and CD8+ T cells and their production of IFN-gamma, TNF-alpha, IL-5, IL-10, IL-13, IL-17A, and IL-22 (5).

References

  1. Zou, W. and L. Chen (2008) Nat. Rev. Immunol. 8:467.
  2. Bour-Jordan, H. et al. (2011) Immunol. Rev. 241:180.
  3. Mager, D.L. et al. (1999) Genomics 59:255.
  4. Flajnik, M.M. et al. (2012) Immunogenetics 64:571.
  5. Zhao, R. et al. (2013) Proc. Natl. Acad. Sci. USA 110:9879.

Long Name

B7 Homolog 7

Alternate Names

B7H7, HHLA2

Entrez Gene IDs

11148 (Human); 102137704 (Cynomolgus Monkey)

Gene Symbol

HHLA2

UniProt

Additional B7-H7/HHLA2 Products

Product Documents

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 B7-H7/HHLA2 Alexa Fluor® 488-conjugated Antibody


This product is provided under an agreement between Life Technologies Corporation and R&D Systems, Inc, and the manufacture, use, sale or import of this product is subject to one or more US patents and corresponding non-US equivalents, owned by Life Technologies Corporation and its affiliates. The purchase of this product conveys to the buyer the non-transferable right to use the purchased amount of the product and components of the product only in research conducted by the buyer (whether the buyer is an academic or for-profit entity). The sale of this product is expressly conditioned on the buyer not using the product or its components (1) in manufacturing; (2) to provide a service, information, or data to an unaffiliated third party for payment; (3) for therapeutic, diagnostic or prophylactic purposes; (4) to resell, sell, or otherwise transfer this product or its components to any third party, or for any other commercial purpose. Life Technologies Corporation will not assert a claim against the buyer of the infringement of the above patents based on the manufacture, use or sale of a commercial product developed in research by the buyer in which this product or its components was employed, provided that neither this product nor any of its components was used in the manufacture of such product. For information on purchasing a license to this product for purposes other than research, contact Life Technologies Corporation, Cell Analysis Business Unit, Business Development, 29851 Willow Creek Road, Eugene, OR 97402, Tel: (541) 465-8300. Fax: (541) 335-0354.

For research use only

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