Involved in the costimulatory signal essential for T-lymphocyte activation. T-cell proliferation and cytokine production is induced by the binding of CD28, binding to CTLA-4 has opposite effects and inhibits T-cell activation.; (Microbial infection) Acts as a receptor for adenovirus subgroup B.
Gene References into Functions
Addition of TNFalpha to podocytes causes CD80 upregulation, actin reorganization and podocyte injury.PMID:29022109
Urinary CD80 levels were significantly higher in the children with minimal change disease than in the controls and patients with other causes of nephrotic syndrome.PMID:29507273
Results showed novel genetic associations with bone phenotypes and points to the CD80 gene as relevant in postmenopausal bone loss.PMID:28466138
Increased expressions of TLR-3, TLR-4 and CD80 mRNA and the level of urinary CD80/creatinine could be useful markers to differentiate patients of steroid-sensitive nephrotic syndrome in relapse from those with steroid-resistant nephrotic syndrome.PMID:28210837
The rs1915087 (C>T), rs6804441 (A>G) and rs41271391 (G>T) of B7 antigens were suspected as the factors associated with reduced risk of recurrent spontaneous abortion.PMID:29069644
Tregs were observed to regulate CD4(+), but not CD8(+), T cell infiltration into tumors through a CTLA-4/CD80 dependent mechanism. Disrupting CTLA-4 interaction with CD80 was sufficient to induce CD4 T cell infiltration into tumors.PMID:28856392
Results show that CD80 down-regulation is associated to aberrant DNA methylation in dysplasia of sporadic colonic carcinogenesis. This study indicates that the failure of immune surveillance mechanisms in non-inflammatory colon carcinogenesis may be linked to genomic methylation directly or indirectly affecting CD80 expression.PMID:27377375
Fabry disease is characterized by early occurrence of increased uCD80 excretion that appears to be a consequence of glycolipid accumulation.PMID:27733175
CTLA-4(+) microvesicles can competitively bind B7 costimulatory molecules on bystander dendritic cells, resulting in downregulation of B7 surface expression.PMID:26979751
The expression of B7-H6 is up-regulated in U87-derived glioma stem like cells.PMID:27609569
PD-1 receptor has a role in interacting with programmed cell death ligands and B7-1PMID:28270509
CD80-QPAR platform provides a useful predictive model for unknown RA extract's bioactivities using the chemical fingerprint inputsPMID:28337449
this study shows that dendritic cells from rheumatoid arthritis patients have low expression levels of CD80PMID:27421624
B7-1 is not expressed by podocytes in LN. A renoprotective effect of B7-1 blockade in LN patients cannot be ruled out but, if confirmed, cannot be the result of an effect on podocyte B7-1PMID:27198457
analysis of CTLA4-Ig in B7-1-positive diabetic and non-diabetic kidney disease [review]PMID:26409459
Genetic interaction of CD80 and ALOX5AP was observed in systemic lupus erythematosus in Asian populations.PMID:25862617
Inhibitory Profile of Liver CD68+ Cells during HCV Infection as Observed by an Increased CD80 and PD-L1 but Not CD86 ExpressionPMID:27065104
Triple costimulation via CD80, 4-1BB, and CD83 ligand elicits the long-term growth of Vgamma9Vdelta2 T cells in low levels of IL-2.PMID:26561569
B7-1 is not induced in podocytes from patients with minimal change disease or focal segmental glomerulosclerosis.PMID:26697986
In the present study, we investigated the prognostic significance of the expression of three genes in the PD-L1 pathway, including PD-L1, B7.1 and PD-1, in three independent bladder cancer datasets in the Gene Expression Omnibus database.PMID:25963805
SNP rs1599795 in CD80 3'-UTR, through disrupting the regulatory role of miR-132-3p, miR-212-3p, and miR-361-5p in CD80 expression, contributed to the occurrence of gastric cancer.PMID:24981235
Meningococcal capsular polysaccharide-loaded vaccine nanoparticles induce expression of CD80.PMID:24981893
These findings reveal the distinct but complementary roles of CD80 and CD86 IgV and IgC domains in T cell activation.PMID:24845157
Expression of costimulatory molecules CD80/86 is an absolute requirement for efficient CD8 T cell priming by adenoviral vectors.PMID:24951814
Single-nucleotide polymorphisms in CD80 gene is associated with breast cancer risk after menopausal hormone replacement therapy.PMID:24080446
Data indicate that STAT5A and STAT5B transcription activator complex induces expression of CD80 gene.PMID:24523507
NOTCH1 protein regulates CD80/CD86-induced phosphatidylinositol 3-kinase signaling in interleukin-6 and indoleamine 2,3-dioxygenase production by dendritic cellsPMID:24415757
lower expression on CD1c+ myeloid and CD303+ plasmacytoid DCs in pre-eclampsiaPMID:23773232
No role in CD80 expression by podocytes was found for cytokines released by peripheral blood mononuclear cellsPMID:23689904
Data indicate that low-dose decitabine (DAC) treatment can induce CD80 gene expression in a variety of cancer cells.PMID:23671644
These studies identify CD80-Fc as an alternative and potentially more efficacious therapeutic agent for overcoming PDL1-induced immune suppression and facilitating tumor-specific immunityPMID:23918985
Data indicate that the frequencies of CD11c, CD11c/CD86, HLA-DR/CD86, CD83 and CD80 were significantly high, while CD11c/HLA-DR was low in Hepatitis E infection.PMID:23246582
Lower expression of B7-1 and B7-2 proteins on peripheral monocytes in pre-eclampsia might indicate a secondary regulatory mechanism in response to the ongoing systemic maternal inflammation.PMID:23289444
he aim of this work was to analyse the interaction between early events in colonic ulcerative colitis-related and non-inflammatory carcinogenesis and CD80 expression to clarify what stimuli induce its up-regulation in these patients.PMID:22704122
mRNA expression analysis of B7-1 and NPHS1 in urinary sediment may be useful to differentiate between different histologic subtypes of glomerular kidney disease, particularly between minimal change disease and focal segmental glomerulosclerosis.PMID:21414970
Data suggest that expression of CD80, CD86, and CD40 on dendritic cells in normal endometrium is higher than on tumor infiltrating dendritic cells in endometrioid adenocarcinoma; this may reflect roles in antigen presentation/tumor escape.PMID:22142817
Data show that CD80 promoter and CD86 exon 8 allele frequencies vary significantly among populations of different ancestries.PMID:22074996
The interaction between PDL1 on antigen prresenting cells and B7.1 on T cells plays a dominant role in bidirectional interactions between these two molecules during alloimmune responses.PMID:21697455
the expression of the co-stimulatory molecule CD80 was decreased in intestines of celiac disease children after gluten-free diet.PMID:21288140
the costimulatory molecule CD80 prevents PDL1-mediated immune suppression by tumor cells and restores T cell activationPMID:21555531
Efficiency of GHA priming chemotherapy on refractory acute myeloid leukemia and myelodysplastic syndrome may be correlated with B7.1 expression.PMID:18928583
The low expression of CD80 and CD86 in thyroid papillary carcinoma may help them evade the immune system.PMID:21469977
study shows CTLA-4 can capture its ligands (CD80, CD86)from opposing cells by trans-endocytosis; data reveal mechanism of immune regulation in which CTLA-4 acts as an effector molecule to inhibit CD28 costimulation by cell-extrinsic depletion of ligandsPMID:21474713
These results suggest that the polymorphisms of the CD86 gene may be used as genetic markers for making the diagnosis and prognosis of Graves' ophthalmopathy.PMID:20884055
Thalidomide can up-regulate the expression of B7-1 molecules on myeloma cells.PMID:20034904
increased CD80 and CD86 expression with the progression of tubulointerstitial lesion might play an important role in the development of lupus nephropathyPMID:20979791
B7-1 costimulation is required for induction and maintenance of lymphocytic choriomeningitis virus (LCMV)-specific CD8+ T cell memory, in T cell receptor (TCR)transgenic mice.PMID:20601595
B7-H1 and B7-1 significantly correlated with the pathological grade and tumor-node-metastasis (TNM) stage, respectively in pancreatic cancer.PMID:20145927
Data show that pollen grains triggered the production of IL-8, TNF-alpha, IL-6 and strongly upregulated the membrane expression of CD80, CD86, CD83, HLA-DR and caused only a slight increase in the expression of CD40.PMID:20118277
Thus, this study is the first demonstration of a distinct signaling event induced by CD80 and CD86 molecules in B cell lymphoma.PMID:11726649
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Subcellular Location
Membrane; Single-pass type I membrane protein.
Tissue Specificity
Expressed on activated B-cells, macrophages and dendritic cells.