Upon receipt, store at -20°C or -80°C. Avoid repeated freeze.
Lead Time
Basically, we can dispatch the products out in 1-3 working days after receiving your orders. Delivery time maybe differs from different purchasing way or location, please kindly consult your local distributors for specific delivery time.
Note: All of our proteins are default shipped with normal blue ice packs, if you request to ship with dry ice, please communicate with us in advance and extra fees will be charged.
Usage
For Research Use Only. Not for use in diagnostic or therapeutic procedures.
Enhances all basic T-cell responses to a foreign antigen, namely proliferation, secretion of lymphokines, up-regulation of molecules that mediate cell-cell interaction, and effective help for antibody secretion by B-cells. Essential both for efficient interaction between T and B-cells and for normal antibody responses to T-cell dependent antigens. Does not up-regulate the production of interleukin-2, but superinduces the synthesis of interleukin-10. Prevents the apoptosis of pre-activated T-cells. Plays a critical role in CD40-mediated class switching of immunoglobin isotypes.
Gene References into Functions
ICOS (-693A/G) gene polymorphism is associated with Colon Cancer Risk.PMID:29580042
The altered soluble (s)PD1 and sICOS serum levels in the different Hepatitis b (HBV) groups may reflect the dysregulation of T cell activation, and may be associated with the HBV pathological process.PMID:28983583
we have found an association between chronic spontaneous urticaria and polymorphisms in the ICOS gene. To our knowledge, this report is the fi rst to suggest and initially indicate a possible association of the ICOS rs6726035 TT genotype with CSU pathogenesis.PMID:28940644
Suggest that genetic polymorphisms of ICOS function as sex-dependent risk factors for development of acute rejection in an Iranian kidney transplant population.PMID:28031007
Binding of NUFIP2 to Roquin promotes recognition and regulation of ICOS mRNA.PMID:29352114
OX40 and ICOS act in a cooperative, nonredundant manner to maximize and prolong the T follicular helper cell response that is generated after acute virus infectionPMID:27895177
High ICOS expression is associated with colorectal neoplasms.PMID:27197182
This is the first replication association study of rs4325730 upstream of ICOS with AIH in the Japanese population and rs4325730G is a risk allele.PMID:27974812
the induction pathway of ICOS(+) Foxp3(+) cells was analyzedPMID:27756099
ratio of ICOS(+) /PD-1(+) Tfh cells and the frequency of IL-21(+) Tfh cells may be indicators for evaluating the idiopathic membranous nephropathy developmentPMID:26845249
Follicular helper T cells differentiation is a multistage process involving BCL6 and other transcription factors, cytokines, and costimulation through ICOS and several other molecules. (Review)PMID:26120879
novel deletion mutation in Pakistani siblings presents in childhood with a combined Immunodeficiency associated with an enteritis, hepatitis and impaired antiviral immunityPMID:26399252
findings show Tregs from inflamed lung of sarcoidosis patients characterized by ICOS(high) phenotype; high-level ICOS expression was restricted to Tregs from inflamed lung and was absent in blood Tregs of sarcoidosis patients and in lung and blood Tregs of healthy volunteers; potential implication of ICOS/ICOS-L immune-regulatory axis in in disease activity and resolutionPMID:26415669
findings indicated that circulating memory Tfh cells, especially CCR7+ICOS+ memory Tfh cells, may be associated with the relapse of MS and may serve as a new therapeutic targetPMID:26231034
Expression of mutant caspase-9 correlated with a downregulation of BAFFR (B-cell-activating factor belonging to the TNF family (BAFF) receptor) in B cells and ICOS (inducible T-cell costimulator) in T cells.PMID:25569260
This study found that ICOS rs1559931 SNP was associated with decreased hepatitis B virus-related hepatocellular carcinoma risk in the studied Chinese Han population, except for patients with natural clearance of hepatitis B virus.PMID:26074057
Thymus medullary epithelial cells promote regulatory T-cell generation by stimulating interleukin-2 production via ICOS.PMID:25210803
Data indicate that T cells redirected with an inducible T-cell costimulator ICOS-based chimeric antigen receptors CAR maintained a core molecular signature characteristic of TH17 cells.PMID:24986688
Increased numbers of circulating ICOS(+) and IL-21(+) Tfh and CD38(+) plasma cells may be exhibited by patients with recent diagnoses of primary biliary cirrhosis.PMID:25404409
Aberrant sPD1 and sICOS serum levels may reflect the dysregulation of Tcell activation, and are associated with the pathological injury of chronic HCV infection.PMID:23426717
Data indicate that Tregs and its inducible costimulatory molecule (ICOS+) subsets are decreased in patients with myocardial infarction (MI) and stable angina (SA).PMID:22426168
Data indicate the expression of programmed cell death protein 1 (PD-1), inducible T-cell Costimulator (ICOS), Cytotoxic T-Lymphocyte Antigen 4 (CTLA-4) and T cell immunoglobulin and mucin protein 3 (Tim-3) in T-cells from geriatric and younger subjects.PMID:24083425
The associations between costimulatory molecule gene polymorphisms including: CTLA4, PD-1, ICOS and CD28 with active cytomegalovirus (CMV) infection were evaluated in hematopoietic stem cell transplant patients.PMID:24057239
The acquisition of B cell stimulating properties by naive cord blood CD4 T cells required the STAT3-dependent expression of ICOS and IL-21.PMID:23923047
SNPs of ICOS showed no association with Hashimoto thyroiditis.PMID:23138463
In a transgenic graft-vs-host disease (GVHD)model, mouse CD4 T cells depend more heavily on ICOS/phosphatidylinositol 3-kinase (PI3K) signaling axis, whereas CD8 T cells are able to induce GVHD utilizing PI3K-independent ICOS signaling mechanisms.PMID:23729441
A molecular and computational diagnostic approach identifies FOXP3, ICOS, CD52 and CASP1 as the most informative biomarkers in acute graft-versus-host disease.PMID:22491736
Results suggest that the serum level of sICOS is increased in patients with diffuse cutaneous SSc and correlates with the severity and activity of skin sclerosis and interstitial lung disease.PMID:23053221
Augmented ICOS signalling may contribute to the pathogenesis of systemic sclerosis during early progressive disease. Soluble ICOS levels may be used as a serum marker for the activity and severity of systemic sclerosis.PMID:23024058
ICOS-Fc inhibited the adhesion of both dendritic cells to vascular and lymphoid endothelial cells, their migratory activity, and the expression of the Rac-1 activator beta-Pix involved in cell motility.PMID:23275603
ICOS expression on CD4 + CD45RO + and CD8 + CD4RO + T cells was significantly increased in systemic lupus erythmetaous (SLE) patients. ICOS expression in lupus nephritis patients was higher than in SLE patients without lupus nephritis.PMID:21479882
Genetic variation in ICOS gene is associated with acute rejection of liver transplantation.PMID:22579879
ICOS gene polymorphisms may affect the risk of breast cancer and show that some SNPs are associated with breast cancer characteristics in a northern Chinese population.PMID:21917182
The constellation of specific alleles in CTLA-4, CD28, and ICOS genes contributes to the susceptibility and clinical course of non-small-cell lung cancer.PMID:21669243
Increased quantities of inducible costimulator-positive Tregs may influence IgG4 production in IgG4-related autoimmune pancreatitis.PMID:21926547
NPM-ALK induces expression of the growth-promoting receptor ICOS.PMID:21765024
ICOS polymorphisms was significantly different in pemphigus and suggest that genetically determined abnormal function of costimulatory receptors in T cells may be associated with the pathogenesis of pemphigusPMID:21084022
circulating neoplastic T cells correspond more often to a CD10-positive subset than to an ICOS-positive subset in Angioimmunoblastic T-cell lymphomaPMID:21499231
This indicates that the investigated ICOS polymorphisms do not modulate the risk of B-CLL in the Polish population, but are associated with disease dynamics, in particular with the time to Rai stage progression.PMID:21526489
we found a trend for reduced expression of ICOS after gluten-free diet treatment in the intestine of celia disease children.PMID:21288140
polymorphisms of three major genes involved in the regulation of immune response, CTLA4, CD28 and ICOS might be involved in development of the clinical variables of IgANPMID:21677403
these data suggest that preeclampsia is associated with ICOS, but is not associated with the CTLA-4 or CD28 gene polymorphisms.PMID:21160481
Report the role of ICOS in allergen-induced T cell activation in allergic asthma and rhinitis.PMID:21356099
these results suggest that the polymorphisms in the CD28, CTLA4 and ICOS genes at least do not modulate risk of melanoma and nor do those influence the disease prognosis in the investigated population.PMID:19672595
In active ulcerative colitis CD86 and ICOS were over-expressed in the intestinal epithelial cells and lamina propria mononuclear cells.PMID:20388394
Increased amount of CD86 or ICOS positive lamina propria mononuclear cells and enterocytes suggests that co-stimulatory molecules may play a role in the pathogenesis of Crohn disease.PMID:20019769
Results reveal a vital role for ICOS signaling in the generation and maintenance of human T(H)17 cells and suggest that components of this pathway could be therapeutically targeted to treat cancer or chronic infection.PMID:20980695
High ICOS expression is associated with lymphomas of T follicular helper cell.PMID:20207847
The rs6726035 in ICOS was significantly associated with RA, Comparing the genotype frequencies in the codominant model (CC vs. CT, CC vs. TT) in the rs6726035 SNP revealed that the C allele appeared to be decreased in patients with RA patients.PMID:20113255
ICOS polymorphisms were not associated with susceptibility to cervical squamous cell (CSCC) and with histologic grade of CSCC.PMID:19913589
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Subcellular Location
[Isoform 1]: Cell membrane; Single-pass type I membrane protein.; [Isoform 2]: Secreted.
Tissue Specificity
Activated T-cells. Highly expressed on tonsillar T-cells, which are closely associated with B-cells in the apical light zone of germinal centers, the site of terminal B-cell maturation. Expressed at lower levels in thymus, lung, lymph node and peripheral