Intra-assay Precision (Precision within an assay): CV%<8%
Three samples of known concentration were tested twenty times on one plate to assess.
Inter-assay Precision (Precision between assays): CV%<10%
Three samples of known concentration were tested in twenty assays to assess.
線性度:
To assess the linearity of the assay, samples were spiked with high concentrations of mouse IL-9 in various matrices and diluted with the Sample Diluent to produce samples with values within the dynamic range of the assay.
Sample
Serum(n=4)
1:1
Average %
105
Range %
100-112
1:2
Average %
92
Range %
88-99
1:4
Average %
88
Range %
84-92
1:8
Average %
90
Range %
86-95
回收率:
The recovery of mouse IL-9 spiked to levels throughout the range of the assay in various matrices was evaluated. Samples were diluted prior to assay as directed in the Sample Preparation section.
Sample Type
Average % Recovery
Range
Serum (n=5)
95
89-98
EDTA plasma (n=4)
92
88-95
標(biāo)準(zhǔn)曲線:
These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.
Supports IL-2 independent and IL-4 independent growth of helper T-cells.
基因功能參考文獻(xiàn):
Results indicated that interleukin 9 (IL-9) was an important type of cytokine involved in the progression of Schistosoma japonicum infection-induced hepatic damage. PMID: 28539607
IL9 CNS-25/IL9 CNS-18 is a critical and conserved regulatory element for IL-9 production in mice and humans. PMID: 30442929
Data show that interferon regulatory factor 1 (IRF1) occupancy correlates with decreased interferon regulatory factor 4 (IRF4) abundance, suggesting an IRF1-IRF4-binding competition at the interleukin 9 (Il9) locus. PMID: 28497800
Furthermore, chromatin immunoprecipitation (ChIP) followed by luciferase assays revealed direct binding of Foxo1 to both the Il9 and Irf4 promoters and induces their transactivation. PMID: 29339772
CXCL10, not CXCL9 or CXCL11, induced IL-9 expression in the liver tissue. PMID: 29860220
Chronic kidney disease aggravates vein graft disease through mechanisms involving IL-9 and mast cell activation. PMID: 29048463
the results of this study indicate that environmental cues dictate the instability of the Th9 phenotype, and they suggest approaches to enhance Th9 activity in beneficial immune responses PMID: 28137893
The germinal center development of memory B cells is promoted by follicular helpter T cell-derived IL-9. PMID: 28650481
In mice, the absence of IL-9 impaired ILC2 proliferation and activation of regulatory T (Treg) cells, and resulted in chronic arthritis with excessive cartilage destruction and bone loss. PMID: 28714991
These data indicate that IL-9 is an essential regulator of megakaryopoiesis and a promising therapeutic agent for treatment of thrombocytopenia such as CIT. PMID: 28450306
Group 2 innate lymphoid cells utilize the IRF4-IL-9 module to coordinate epithelial cell maintenance of lung homeostasis. PMID: 26129648
Our results suggest that The Th9/IL-9 is involved in the pathogenesis of UC. PMID: 26603936
IL-9 exerted pro-atherosclerotic effects in ApoE-/- mice at least partially by inducing VCAM-1 expression, which mediated inflammatory cell infiltration into atherosclerotic lesions. PMID: 25784693
IL-9 is dispensable for mucosal mast cell development but is necessary for their effective expansion to promote intestinal mastocytosis and susceptibility to experimental food allergy in an IL-9-dependent autocrine manner. PMID: 26410628
IL-9 production following chlamydial lung infection is redundant for host defense against the intracellular bacteria PMID: 25646821
IL-25-stimulated dendritic cells rapidly induced mediators, such as the chemokine CCL17, which, in turn, attracted IL-9-producing T cells PMID: 26371249
TH9 cells are a major source of IL-9 in models of allergic inflammation and play an important role in mast cell accumulation and activation. PMID: 25746972
IRF4 binds to the promoters of IL1b and IL9, suggesting that tick-derived sialostatin L suppresses mast cell-derived IL-9 preferentially by inhibiting IRF4. PMID: 26078269
these data identify TL1A-DR3 interactions as a novel pathway that promotes Th9 differentiation and pathogenicity. TL1A may be a potential therapeutic target in diseases dependent on IL-9. PMID: 25786692
Neutralizing IL9 antibody phenocopied the effects of IL9 gene deletion. PMID: 25297635
IL-9 can promote interstitial cells of Cajal (ICC) growth and help maintain ICC functions. PMID: 24755995
Th2 lymphocytes migrating to the bone marrow under high-altitude hypoxia promote erythropoiesis via activin A and interleukin-9. PMID: 24769210
results suggest that Foxp3 Treg suppress sufficient IL-9 production for subsequent mast cell degranulation during S. ratti infection in a non-redundant manner in BALB/c mice PMID: 24516385
This study demonstrates that IL-9, through its direct effects on Th1 and ability to promote IL-4 secretion, has a regulatory role for Th1 lymphocytes in allergic contact dermatitis. PMID: 24487305
In experimental autoimmune encephalomyelitis, forced expression of BCL6 in myelin oligodendrocyte glycoprotein35-55-specific Th9 cells resulted in decreased IL-9 production and induction of IFN-gamma PMID: 24879792
The activator protein 1 (AP1) family transcription factor BATF (B cell, activating transcription factor-like) was among the genes enriched in Th9 cells and was required for the expression of IL-9 and other Th9-associated genes. PMID: 24216482
IL-9 has a unique role as an autocrine amplifier of ILC2 function, promoting tissue repair in the recovery phase after helminth-induced lung inflammation PMID: 24249111
TGF-beta signaling regulated IL-9 production through displacement of EZH2 and removal of suppressive H3K27 histone modification at the Il9 locus. PMID: 24108699
There is a critical and nonredundant role for Th9 cells and IL-9 in host-protective type 2 immunity against parasitic worm infection. PMID: 24138883
This study demonstrates that intestinal IL-25 promotes protective immunity against T. spiralis infection by inducing antigen-specific Th9 immune response. PMID: 23897610
We propose that Smad2/3 and IRF4 cooperatively transactivate the Il9 promoter and play an important role in regulating allergic immune responses by inducing Th9 cells. PMID: 23913959
Il9r(-/-) mice showed accelerated tumor growth. Recombinant IL-9 given to tumor-bearing WT & Rag1(-/-) mice inhibited melanoma & lung carcinoma growth, suggesting a role for IL9 in tumor immunity. PMID: 22772464
IL-9-producing invariant NKT cells protect against DSS-induced colitis in an IL-4-dependent manner. PMID: 22892939
A PU.1-dependent mechanism alters histone acetylation and expression of the interleukin (Il)9 locus in T helper (Th)9 cells. PMID: 22904310
propose that Notch and Smad3 cooperate to induce IL-9 and participate in regulating the immune response PMID: 22503540
data established a transcription factor network that regulates IL-9 PMID: 22180613
data suggest that sialostatin L can prevent experimental asthma, most likely by inhibiting the IL-9 production of Th9 cells PMID: 22327077
production is largely restricted to innate lymphoid cells in experimental lung inflammation PMID: 21983833
Data show that IL-9(-/-) mice developed significantly less severe EAE than their WT counterparts. PMID: 21674475
data show that neoplastic mast cells (MC) express IL-9 receptors, that IL-9 and NPM-ALK upregulate MC-production in vivo, and that both'hits' act in concert to induce a mastocytosis-like disease in mice PMID: 21297223
IL-9-producing CD4-positive T cells are induced in an IL-4-dependent manner. PMID: 21346235
results demonstrate a previously unappreciated role for IL-9 in dampening the pathogenic activities of Th17 cells PMID: 21360526
The nephroprotective, anti-inflammatory effects of regulatory T cells critically depend on IL-9-mediated attraction of mast cells into kidney-draining lymph nodes. PMID: 21115728
protective effect of IL-9 blockade in EAE was likely mediated via inhibition of the development of MOG peptide-specific T cells, which in turn led to reduced infiltration of T cells into the CNS PMID: 20805418
data clearly demonstrate the central function of interferon regulatory factor 4 in the development of T helper 9 cells and underline the contribution of this T helper cell subset to the pathogenesis of asthma. PMID: 20674401
the chronic OVA challenge protocol in BALB/c mice provides a model to study the mechanism of bronchial mast cell accumulation, and bronchial mast cell accumulation in chronic OVA challenged mice is independent of IL-9 in this model PMID: 20480160
a critical role for PU.1 in generating the IL-9-producing (T(H)9) phenotype and in the development of allergic inflammation PMID: 20431622
These studies indicate differential involvement of the IL-9/IL-9R pathway in systemic and oral antigen-induced anaphylaxis. PMID: 20159257
IL-25 is a newly identified regulator of IL-9 expression. PMID: 20154671
expression in anaplastic large-cell lymphoma PMID: 12555065