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Key Documents

HPA009285

Sigma-Aldrich

Anti-CD276 antibody produced in rabbit

enhanced validation

Ab1, Prestige Antibodies® Powered by Atlas Antibodies, affinity isolated antibody, buffered aqueous glycerol solution

Synonym(s):

Anti-4Ig-B7-H3 antibody produced in rabbit, Anti-B7 homolog 3 antibody produced in rabbit, Anti-B7-H3 antibody produced in rabbit, Anti-CD276 antigen precursor antibody produced in rabbit, Anti-Costimulatory molecule antibody produced in rabbit

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About This Item

UNSPSC Code:
12352203
Human Protein Atlas Number:
NACRES:
NA.41

biological source

rabbit

conjugate

unconjugated

antibody form

affinity isolated antibody

antibody product type

primary antibodies

clone

polyclonal

product line

Prestige Antibodies® Powered by Atlas Antibodies

form

buffered aqueous glycerol solution

species reactivity

human

enhanced validation

orthogonal RNAseq
recombinant expression
Learn more about Antibody Enhanced Validation

technique(s)

immunoblotting: 0.04-0.4 μg/mL
immunohistochemistry: 1:20-1:50

immunogen sequence

YSKPSMTLEPNKDLRPGDTVTITCSSYRGYPEAEVFWQDGQGVPLTGNVTTSQMANEQGLFDVHSVLRVVLGANGTYSCLVRNPVLQQDAHGSVTITGQP

UniProt accession no.

shipped in

wet ice

storage temp.

−20°C

target post-translational modification

unmodified

Gene Information

human ... CD276(80381)

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General description

CD276 (cluster of differentiation 276) is a member of the B7 family of T cell co-regulatory molecules, which functions as an immune-regulatory molecule. This protein is inducible by inflammatory cytokines on T-cells, B-cells and dendritic cells. Its ligand is yet unidentified.

Immunogen

CD276 antigen precursor recombinant protein epitope signature tag (PrEST)

Application

All Prestige Antibodies Powered by Atlas Antibodies are developed and validated by the Human Protein Atlas (HPA) project and as a result, are supported by the most extensive characterization in the industry.

The Human Protein Atlas project can be subdivided into three efforts: Human Tissue Atlas, Cancer Atlas, and Human Cell Atlas. The antibodies that have been generated in support of the Tissue and Cancer Atlas projects have been tested by immunohistochemistry against hundreds of normal and disease tissues and through the recent efforts of the Human Cell Atlas project, many have been characterized by immunofluorescence to map the human proteome not only at the tissue level but now at the subcellular level. These images and the collection of this vast data set can be viewed on the Human Protein Atlas (HPA) site by clicking on the Image Gallery link. We also provide Prestige Antibodies® protocols and other useful information.

Biochem/physiol Actions

CD276 (cluster of differentiation 276) functions as both T-cell stimulatory and inhibitory protein in tumor cells, and hence, its function in tumors is not very clear. In CRC (colorectal cancer), the expression of this protein has a strong and independent relation with poor prognosis. The expression of this protein is highly increased in endothelial cells (ECs) in cancer as opposed to that in normal tissue. Also, the number of circulating ECs is increased in tumor conditions as compared to normal conditions. CD276 is also up-regulated in glioblastomas, breast, lung, renal and colon carcinomas. It is a putative biomarker for rheumatoid arthritis (RA), and B7-H3-T-A-C-T polymorphism is linked to increased RA risk. This variant might also be linked to the secretion of soluble B7-H3. CD276 promotes tumorigenesis of mantle cell lymphoma, and its inactivation leads to increased sensitivity to chemotherapy.

Features and Benefits

Prestige Antibodies® are highly characterized and extensively validated antibodies with the added benefit of all available characterization data for each target being accessible via the Human Protein Atlas portal linked just below the product name at the top of this page. The uniqueness and low cross-reactivity of the Prestige Antibodies® to other proteins are due to a thorough selection of antigen regions, affinity purification, and stringent selection. Prestige antigen controls are available for every corresponding Prestige Antibody and can be found in the linkage section.

Every Prestige Antibody is tested in the following ways:
  • IHC tissue array of 44 normal human tissues and 20 of the most common cancer type tissues.
  • Protein array of 364 human recombinant protein fragments.

Linkage

Corresponding Antigen APREST71718

Physical form

Solution in phosphate-buffered saline, pH 7.2, containing 40% glycerol and 0.02% sodium azide

Legal Information

Prestige Antibodies is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Unless otherwise stated in our catalog or other company documentation accompanying the product(s), our products are intended for research use only and are not to be used for any other purpose, which includes but is not limited to, unauthorized commercial uses, in vitro diagnostic uses, ex vivo or in vivo therapeutic uses or any type of consumption or application to humans or animals.

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Storage Class Code

10 - Combustible liquids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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J Kraan et al.
British journal of cancer, 111(1), 149-156 (2014-06-04)
Mature circulating endothelial cells (CEC) are surrogate markers of endothelial damage. CEC measured in patients with advanced cancer are thought not only to derive from damaged normal vasculature (n-CEC), but also from damaged (t-CEC). Therefore, assays that allow the discrimination
Jing Sun et al.
Xi bao yu fen zi mian yi xue za zhi = Chinese journal of cellular and molecular immunology, 30(9), 972-974 (2014-09-10)
To explore the single nucleotide polymorphisms (SNPs) of co-stimulatory molecule B7-H3 gene in blood cells of patients with rheumatoid arthritis (RA) through the in vitro sequencing method and analyze the correlation between the SNPs and the susceptibility of RA. We
Liuxi Chen et al.
Journal of Cancer, 11(18), 5440-5448 (2020-08-04)
Purpose: To investigate the correlation between the expression of PD-L1, SOCS3 and immune-related biomarkers CD276, CD4, CD8 in hepatocellular carcinoma (HCC) and further determine the relationship with clinicopathologic characteristics and the prognostic value of their co-expression in HCC patients. Methods:
Vibeke A Ingebrigtsen et al.
BMC cancer, 14, 602-602 (2014-08-21)
We have previously reported overexpression of the immunoregulatory protein B7-H3 in colorectal cancer and that nuclear expression predicted poor outcome in colon cancer patients. The present study was performed to examine the prognostic role of B7-H3 in an independent colorectal
Emily Van de Laar et al.
Respiratory research, 15, 160-160 (2015-01-01)
The large airways of the lungs (trachea and bronchi) are lined with a pseudostratified mucociliary epithelium, which is maintained by stem cells/progenitors within the basal cell compartment. Alterations in basal cell behavior can contribute to large airway diseases including squamous

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