Human Interleukin 17A (IL-17A/IL-17) ELISA Kit

Code CSB-E12819h
Size 96T,5×96T,10×96T
See More Details 24T ELISA kits trial application
Have Questions? Leave a Message or Start an on-line Chat

Product Details

Target Name interleukin 17A
Alternative Names CTLA 8 ELISA Kit; CTLA-8 ELISA Kit; CTLA8 ELISA Kit; cytotoxic T lymphocyte associated antigen 8 ELISA Kit; Cytotoxic T lymphocyte associated protein 8 ELISA Kit; Cytotoxic T lymphocyte associated serine esterase 8 ELISA Kit; Cytotoxic T-lymphocyte-associated antigen 8 ELISA Kit; IL 17 ELISA Kit; IL 17A ELISA Kit; IL-17 ELISA Kit; IL-17A ELISA Kit; IL17 ELISA Kit; IL17_HUMAN ELISA Kit; Il17a ELISA Kit; Interleukin 17 (cytotoxic T lymphocyte associated serine esterase 8) ELISA Kit; interleukin 17A ELISA Kit; Interleukin-17A ELISA Kit; interleukin17 ELISA Kit; Interleukin17A ELISA Kit; OTTHUMP00000016597 ELISA Kit; OTTMUSP00000046003 ELISA Kit
Abbreviation IL17A
Uniprot No. Q16552
Species Homo sapiens (Human)
Sample Types serum, urine, cell culture supernates, tissue homogenates
Detection Range 6.25 pg/mL-400 pg/mL
Sensitivity 1.56 pg/mL
Assay Time 1-5h
Sample Volume 50-100ul
Detection Wavelength 450 nm
Research Area Immunology
Assay Principle quantitative
Measurement Sandwich
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.    
To assess the linearity of the assay, samples were spiked with high concentrations of human IL-17A 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 % 88  
Range % 81-91  
1:2 Average % 95  
Range % 91-100  
1:4 Average % 98  
Range % 90-107  
1:8 Average % 92  
Range % 82-98  
The recovery of human IL-17A 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) 91 80-98  
Typical Data
These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.
pg/ml OD1 OD2 Average Corrected  
400 2.597 2.452 2.525 2.422  
200 2.123 2.086 2.105 2.002  
100 1.446 1.345 1.396 1.293  
50 0.829 0.801 0.815 0.712  
25 0.492 0.472 0.482 0.379  
12.5 0.311 0.300 0.306 0.203  
6.25 0.238 0.219 0.229 0.126  
0 0.106 0.099 0.103    
and FAQs
Storage Store at 2-8°C. Please refer to protocol.
Lead Time 3-5 working days


Target Data

Function Ligand for IL17RA and IL17RC
Gene References into Functions
  1. that proliferation potential-related protein promotes esophageal cancer cell proliferation and migration, and suppresses apoptosis by mediating the expression of p53 and IL-17 PMID: 30223275
  2. The pooled estimate revealed an association between IL-17A rs2275913 polymorphism and the risk of gastric cancer (GC) under all genetic models (A vs. G, OR 1.187, 95% CI 1.086-1.297, P < 0.001; GA vs. GG, OR 1.108, 95% CI 1.008-1.218, P = 0.033; AA vs. GG, OR 1.484, 95% CI 1.236-1.781, P < 0.001), while no evidence of association was found with IL-17A rs3748067 or IL-17F rs763780 polymorphisms. PMID: 29860554
  3. Over-expression of IL-17 and IL-27 are involved in the pathogenesis of liver damage in children with human cytomegalovrius infection. PMID: 30022757
  4. IL23 and IL17 have roles in the pathogenesis of Tunisian pemphigus foliaceus PMID: 30116153
  5. our findings supported the association between IL-17 SNPs and the risk of asthma in Chinese Han population from central China. GA genotype of rs3748067 and the C carries (CT+CC) of rs763780 were associated with a higher risk of asthma PMID: 30036556
  6. IL17A and HPSE may promote tumor angiogenesis and cell proliferation and invasion in cervical cancer, possibly via the NF-kappaB signaling pathway. PMID: 30066843
  7. the results suggest that IL17A (rs2275913) polymorphism is associated with the development of rheumatic heart disease in South Indian population PMID: 29985710
  8. This study demonstrated the alteration of IL-17 levels in aseptic non-vasculitic cerebral sinovenous thrombosis PMID: 30246697
  9. In this Brazilian population, TNF and IL17 gene polymorphisms responsible for the expression of important inflammatory cytokines were associated with overall spondyloarthritis and, specifically, with ankylosing spondylitis and psoriatic arthritis, regardless of gender and HLA-B27 PMID: 29849482
  10. The single nucleotide polymorphism rs2275913 in the IL-17A gene is associated with susceptibility to viral myocarditis. PMID: 29530464
  11. IL-17A197AA polymorphism is associated with the risk of colorectal cancer. PMID: 29970680
  12. our findings demonstrated that the AA genotype from the IL-17A rs2275913 SNP is positively associated with protection to active tuberculosis but related to higher disease severity in the Argentinean population. PMID: 28098168
  13. Our results from experiments suggest that the effects of IL-17 mediate activation of STAT3 signaling in breast cancer cells. Taken together, our study shows that myeloid-derived suppressor cells can be a new type of prognostic marker in breast cancer patients. Targeting IL-17/Stat3 signaling may be a promising strategy for BC treatment. PMID: 29655056
  14. This study draws two main conclusions: 1) The presence of IL-17 polymorphism rs2275913 is closely related to a more severe form of the disease and as a result, a higher number of disease-modifying anti rheumatic drugs required to control it, 2) The presence of IL-17 polymorphism rs2275913 may confer a risk of developing rheumatoid arthritis in Mexican carriers PMID: 28379210
  15. Polymorphisms of IL-17 are associated with host susceptibility to some bacterial pathogen. [review] PMID: 29345518
  16. secreted IL-17A is not responsible for the second hit in acute pancreatitis PMID: 29422392
  17. In carriage, an increased IL-17 and IFN-gamma levels were observed following stimulation with S. aureus strains. PMID: 29311230
  18. IL17A G197A is associated with a higher susceptibility of developing OLP and these patients seem to present a considerable increase in IL17A serum levels. PMID: 28741807
  19. These findings highlight a regulatory pathway of Tiam1/Rac1 in Th17 cells and suggest that it may be a therapeutic target in multiple sclerosis. PMID: 27725632
  20. Interleukin 17A (IL-17[G197G]) was associated with preterm birth (PTB), and the PTB group had lower IL-17A expression compared to the full-term group . PMID: 29431293
  21. In studies of mouse and human pancreatic tumors and precursors, we found that immune cell-derived IL17 regulated development of tuft cells and stem cell features of pancreatic cancer cells via increased expression of DCLK1, POU2F3, ALDH1A1, and IL17RC. PMID: 29604293
  22. Expression of miR-135a in the cancer cells isolated from nasopharyngeal tumors was significantly lower than that in NP69 cells, and suppression of IL-17 by miR-135a mimic resulted in significant inhibition of NPC cell proliferation. PMID: 29734196
  23. The expression of IL-17 and IL-12 in patients with lupus miliaris disseminatus faciei is reported in patients and healthy controls. PMID: 27515793
  24. these findings suggest that the variants +2199 A/C IL-23R and -197 G/A IL-17A could contribute to rheumatoid arthritis development in the studied population PMID: 28547498
  25. IL-17A rs2275913 polymorphism did not seem to influence RA susceptibility in Tunisian population. PMID: 29584788
  26. results suggest that IL-17A stimulated keratinocytes activated PI3K/AKT/mTOR signaling and inhibited autophagy by simultaneously inhibiting autophagosome formation and enhancing autophagic flux. PMID: 29432814
  27. In the present review, we have discussed the cellular sources, modes of action and regulation of IL-17 and IL-33 in the context of hypersensitive diseases [Review] PMID: 29153708
  28. Findings identify interleukin-17A as a potential mediator of neuroanatomical remodeling of the gut innervation during inflammatory bowel diseases. PMID: 28560787
  29. This review discusses recent discoveries related to the pro-inflammatory cytokine IL17A, and its potential role in the pathogenesis of COPD. We propose that an intervention strategy targeting IL-17 signaling offers an exciting opportunity to mitigate inflammatory processes, and prevent the progression of tissue pathologies associated with COPD [Review] PMID: 28438639
  30. rs2275913 gene polymorphism associated with a risk of Bacillus-Calmette-Guerin osteitis after vaccination PMID: 28731539
  31. Study shows that higher baseline levels of Interleukin 17 are selectively associated with greater symptomatic reduction in depressed patients treated with bupropion-SSRI combination. PMID: 28698115
  32. IL-23/IL-17 axis and biochemical markers in the pathogenesis of Type 2 Diabetes PMID: 28757426
  33. Higher levels of TGF-beta mRNA were observed in biopsies taken from healthy controls, and the IL-23 mRNA levels were significantly increased in the peri-implantitis group (P < 0.0001). No differences in IL-17 mRNA levels were observed between the two groups (P > 0.05). PMID: 27062688
  34. Studied interleukin-17 (IL-17) expression levels in blood and skin of atopic dermatitis (AD) patients and controls. PMID: 28279075
  35. semen IL-17 and IL-18 levels in diabetes mellitus males were significantly higher than those in normal males and were positively correlated with blood glucose level and sperm DNA fragmentation index PMID: 28858634
  36. clinical significance of IL-17 and IL-23 in the pathogenesis of different types of gastric neoplasms in humans, is reported. PMID: 27869179
  37. The IL-17A (-832A/G) polymorphism was not associated with accelerated silicosis. PMID: 28481151
  38. IL-17A was significantly upregulated in patients with the uncontrolled and refractory status. Therefore, IL-17A may play important roles in asthmatic exacerbation, and its high level, in combination with upregulated Th2 and other cytokines, may indicate the refractory endotype of asthma. PMID: 28840844
  39. results suggest that IL17A participates in the immune response of the human host against M. tuberculosis through the activation of the autophagy process in correlation with the severity of the disease PMID: 28581888
  40. developed ultrasensitive methods for measuring IL-17A and IL-17F in human serum samples and found that serum from psoriasis patients had higher and a broader range of concentrations of both IL-17 proteins compared to healthy volunteers PMID: 28534291
  41. SNPs of rs3819024 in IL-17A and rs763780 in IL-17F were weakly related to a prognosis of tuberculosis. PMID: 27339100
  42. this study shows that aberrant NKG2D expression with IL-17 production of CD4+ T subsets in patients with type 2 diabetes PMID: 27168217
  43. Luciferase assay using the 5'-UTR of the IL-17 F gene revealed transcriptional regulation. Induced IL-17 F production was further confirmed at the protein level by ELISA. Smad1/5/8 inhibitor pretreatment decreased IL-17 F expression levels in the cells. PMID: 28812969
  44. Study shows increased IL-17A expression in early tendinopathy and proposes IL-17A as an inflammatory regulator in tendon remodeling. PMID: 27263531
  45. Several studies identified IL-17A as a pro-inflammatory player in atherosclerosis while its expression was associated with increased inflammation and plaque vulnerability in human atherosclerotic lesions. Moreover, IL-17A induced a pro-inflammatory, pro-thrombotic, plaque-destabilizing, and cell-attracting response of the inflammatory milieu of human plaque tissue samples. [review] PMID: 28034277
  46. asymmetric cell divisions in psoriasis are IL17A-dependent. PMID: 28600817
  47. Serum IL-23 and IL-17 levels were elevated in patients with aneurysmal subarachnoid hemorrhage (aSAH) showing upregulation of IL-23/IL-17 inflammatory axis after aSAH. Serum IL-23 and IL-17 showed differential correlations with post hemorrhagic complications and no correlation with clinical outcome. PMID: 28609751
  48. Data showed that IL-17A levels were sustained in respiratory samples from cystic fibrosis patients infected by P. aeruginosa. IL-17 mediated-immunity plays a double-edged found during chronic airways infection: in one hand, it contributes to the control of P. aeruginosa burden, modulating host resistance, while, on the other, it alters host tolerance, propagating exacerbated pulmonary neutrophilia and tissue remodeling. PMID: 27189736
  49. gamma delta T cells, rather than Th17cells, are the principal producers of IL-17 in acute gouty arthritis patients during the acute gout flares. PMID: 29476737
  50. high expression of both IL17A and IL32 leads to enhancement of T cell responses in breast tumors PMID: 28470472
  51. IL-17 responds to human Vgamma9Vdelta2 T lymphocytes by TLR-activated plasmacytoid dendritic cells PMID: 27590513
  52. data suggest that suppression of IL-17 A production as one of the mechanisms underlying the beneficial effect of first-line disease-modifying treatments is stronger in glatiramer acetate than in interferon-beta PMID: 28319417
  53. There was a close correlation between the expression of IL-17 and syndecan-1 in nasal mucosa epithelial cells, glandular epithelial cells, and inflammatory cells, suggesting that IL-17 and syndecan-1 may play a role, and interact with each other, in the pathogenesis of non- eosinophilic chronic rhinosinusitis with nasal polyps. PMID: 28585128
  54. Findings indicate that IL17A -197 G/A and IL23R H3Q are not associated with susceptibility to MM. However, IL-17 and IL-23R polymorphisms may affect severity, bone lesions, and extra-medullary disease in patients with MM. PMID: 28786198
  55. Prolonged hypertension influences peripheral monocyte TLR4 expression and IL-17A serum levels PMID: 28359064
  56. Multivariate logistic regression analysis revealed that the interleukin-17 (-152A/G) AG genotype (OR = 2.27; 95%CI = 1.19-4.34; p = 0.03) and AA genotype (OR = 1.03; 95%CI = 0.43-2.44; p = 0.03) were significantly different between patients and controls. PMID: 29372577
  57. In estrogen receptor negative breast cancer cells targeting of IL-17A inhibited PDL1 expression in the tumor microenvironment, decreasing the percentage of Treg cells in tumor-infiltrating lymphocytes, and promoting CD4+ and CD8+ T cells to secrete interferon gamma. PMID: 27935862
  58. IL-17 (and ICAM-1) polymorphisms showed significant association with Guillain-Barre syndrome. PMID: 27595159
  59. IL-17A was not significantly associated with bone marrow lesions in either female or male knee osteoarthritis patients. PMID: 27836676
  60. IL-17A and IL-17F polymorphisms therefore have the potential to act as predictive biomarkers for cervical cancer risk PMID: 28621613
  61. Genetic variants of IL-17 are likely to be associated with risk of gastric cancer in an eastern Chinese population. PMID: 27577072
  62. Interleukin-17A promotes tongue squamous cell carcinoma metastasis by activating miR-23b/versican pathway in the tumor microenvironment. PMID: 28035060
  63. In this ancillary study, baseline serum IL-17A concentration is the only Th17/IL-17 related factor that was significantly associated with the response of patients with metastatic colorectal cancer to bevacizumab. But this main significant result is highly dependent on one case which, if left out, weakens the data. PMID: 28347290
  64. downregulation of miR-20a-5p is caused by promoter hypermethylation. MiR-20a-5p could also suppress the production of IL-17 by targeting OSM and CCL1 production in CD4(+) T cells in patients with active VKH. PMID: 28972028
  65. No significant association between two single nucleotide polymorphisms, rs8193036 and rs2275913 in the IL17A promoter, and susceptibility to chronic viral hepatitis C and/or B and disease progression to liver cirrhosis in the Kazakh population was found. PMID: 29323853
  66. IL17(+) neutrophils constitute a large portion of IL17-producing cells in human gastric cancer. Proinflammatory IL17 is a critical mediator of the recruitment of neutrophils into the invasive margin by CXC chemokines PMID: 27620275
  67. The results of the present study suggest a lack of association between the rs2275913 polymorphism in the IL17A gene and the presence of HTLV-1-associated myelopathy/tropical spastic paraparesis. PMID: 28410448
  68. The results suggest the possible involvement of the polymorphisms of IL17A G197A (rs2275913) and IL17F T7488C (rs763780) in the susceptibility to chronic Chagas disease and in development and progression of cardiomyopathy. PMID: 28470012
  69. Data show that granulocyte-and-monocyte apheresis (GMA) successfully removed interleukin 17A (IL-17A)-producing monocytes from blood. PMID: 27365427
  70. IL-17A acts on vessel and cardiac cells, leading to inflammation, coagulation and thrombosis. [review] PMID: 28705781
  71. The IL-17A rs2275913 (-197G>A) polymorphism decreased the risk of post-bronchiolitis asthma at 11-13 years of age, but not earlier in life, in the present prospective, long-term follow-up study. PMID: 28647382
  72. Our data provide the first evidence that the IL-17A rs4711998 genetic variant may contribute to HBV-related liver cirrhosis susceptibility in a Chinese population. PMID: 26546176
  73. Different genotype profiles of IL17A gene seem to influence the clinical pattern of disease expression mainly confined to the upper airways, as rhinitis, or including the lower airways, as asthma PMID: 27561723
  74. Studies indicate diverse means by which regulators control expression of IL-17-dependent inflammatory genes. PMID: 28254169
  75. Here, we discuss the latest discoveries on the role of the IL-17A/IL-17RA axis in driving host pulmonary defense and immunopathology. PMID: 27033174
  76. our study provides an inclusive meta-analysis of the function of IL-17A rs2275913 and IL-17F rs763780 genetic variations in inflammatory diseases risk. The results indicated that these two genetic variations of IL-17A and IL-17F were risk factors for inflammatory diseases, particularly RA. PMID: 28186427
  77. In the smoking asthmatics, eosinophil numbers also correlated with expression of IL-8 and IL-17A PMID: 28211191
  78. This meta-analysis with seven articles in 697 patients diagnosed with chronic periodontitis , 188 patients diagnosed with aggressive periodontitis and 655 control patients totaling 1540 participants showed a non-significant association between the rs2275913 polymorphism in the IL-17A gene and the rs763780 polymorphism in the IL-17F gene with the risk of chronic periodontitis, or with aggressive periodontitis PMID: 29027636
  79. abnormal IL-17 expression is induced by genital infection and induces damage to male reproductive capacity, thereby causing male infertility PMID: 26856767
  80. this meta-analysis supported that exposure to IL-17F rs763780 allele C and IL17A rs3748067 allele C may be involved in the susceptibility to TB in Asian populations. However, there was no significant association between 17A rs22275913 polymorphism and TB susceptibility. PMID: 26899623
  81. IL23R rs10889677 and IL17A rs2275913 were not associated with the susceptibility to Necrotizing enterocolitis (NEC). In conclusion, data suggest that a variant of IL17F (rs763780) may contribute to the development of NEC. PMID: 28224332
  82. This review examines IL-17A signaling pathways in the context of both immunity and neural function that may contribute to the development of autism spectrum disorder--{REVIEW} PMID: 28455196
  83. Serum IL-17A level is significantly increased in patients at the early phase of acute myocardial infarction compared to healthy controls. PMID: 29166391
  84. Findings demonstrate that limiting complement activation by neutralizing IL-17A is a potential mechanism in ameliorating lung fibrosis PMID: 28821630
  85. a set of IL-17A-regulated genes in keratinocytes, which recapitulate typical psoriasis genes exemplified by DEFB4A, S100A7, IL19 and CSF3, based on the differences in the expression profiles of cells stimulated with six cytokines versus cells stimulated with only five cytokines lacking IL-17A. PMID: 26944069
  86. These results suggest that AKI after septic shock is driven through IL-17 release by Th17 cells; this is gradually consumed in the kidney. PMID: 27515003
  87. Data show there was positive correlation between the levels of CD20+ B cells and IL-17+ cells. PMID: 26942702
  88. Results show that the positive rates and expression levels of nestin, tyrosine hydroxylase (TH), GFAP and IL-17 were significantly decreased while Foxp3 and the ratio of Foxp3/IL-17 were statistically elevated in BM of AML patients. PMID: 27016413
  89. Our results confirmed IL17A and IL17F as potential candidate genes involved in RA. They play pivoting roles in the susceptibility and in clinical features of RA disease. Responses to RA treatments are differently conditioned by polymorphisms in IL17A and IL17F genes. PMID: 28143790
  90. Individuals harboring the TT genotype of IL17A rs3748067 had an increased risk of cervical cancer compared with those carrying the CC genotype. No significant interaction was observed between the IL17A rs2275913 polymorphism and cervical cancer risk. PMID: 28873198
  91. Our meta-analysis revealed significantly higher circulating IL-17 levels in patients with RA, and found evidence of associations between the IL-17A rs2275913, IL-17F rs763780 and IL-17A rs3819024 polymorphisms and pathogenesis of RA. PMID: 28069745
  92. approach enabled rapid assessment of association with a wide variety of traits and investigation of traits with limited reported associations to overlay meaningful phenotypic context on the range of conditions being considered for drugs targeting this pathway PMID: 29091937
  93. cyanidin specifically recognizes an IL-17A binding site in the IL-17A receptor subunit (IL-17RA) and inhibits the IL-17A/IL-17RA interaction. PMID: 28223414
  94. IL17A and IL17F gene polymorphism are not the important factors associated with susceptibility and some clinical parameters of rheumatoid arthritis in a Polish population. PMID: 27169372
  95. IL-17A may limit the extent of bone formation at inflamed periosteal sites in spondyloarthritis PMID: 27165410
  96. These findings indicate that IL-17 directly acts on bronchial smooth muscle (BSM) cells and up-regulates RhoA protein probably via a down-regulation of miR-133a-3p, resulting in an induction of BSM hyperresponsiveness. PMID: 28267638
  97. IL-17 can induce A549 alveolar epithelial cells to undergo epithelial-mesenchymal transition via the TGF-beta1 mediated Smad2/3 and ERK1/2 activation PMID: 28873461
  98. Th17 cells and IL-17 increased autophagy of RA FLSs by causing mitochondrial dysfunction. Our findings suggest that, in RA, interactions between RA FLSs and Th17 cells may be involved in the tumorous growth of FLSs and the formation of pannus in joints PMID: 28102843
  99. high IL-17 expression was an indicator of poor prognosis for Chinese patients with lung cancer PMID: 28934305
  100. This review demonstrates an understanding on how the pro- or antitumor function of Th17 cells and IL-17 may change cancer progression, leading to the appearance of complex and pivotal biologic activities in tumor. [review] PMID: 28859982

Show More

Hide All

Subcellular Location Secreted
Protein Families IL-17 family
Tissue Specificity Restricted to activated memory T-cells.
Database Links

HGNC: 5981

OMIM: 603149

KEGG: hsa:3605

STRING: 9606.ENSP00000344192

UniGene: Hs.41724

Most popular with customers


Get all the latest information on Events, Sales and Offers. Sign up for newsletter today.

© 2007-2020 CUSABIO TECHNOLOGY LLC All rights reserved. 鄂ICP备15011166号-1