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  4. Human Ficolin-2(FCN2) ELISA kit

Human Ficolin-2(FCN2) ELISA kit

  • 中文名称：
    人纤维胶凝蛋白-2(FCN2)酶联免疫试剂盒
  • 货号：
    CSB-EL008551HU
  • 规格：
    96T/48T
  • 价格：
    ￥3600/￥2500
  • 其他：

产品详情

  • 产品描述：

    This Human FCN2 ELISA Kit was designed for the quantitative measurement of Human FCN2 protein in serum, plasma, tissue homogenates. It is a Sandwich ELISA kit, its detection range is 0.25 ng/mL-16 ng/mL and the sensitivity is 0.06 ng/mL.

  • 别名：
    37 kDa elastin-binding protein ELISA Kit; Collagen/fibrinogen domain containing protein 2 ELISA Kit; Collagen/fibrinogen domain-containing protein 2 ELISA Kit; EBP 37 ELISA Kit; EBP-37 ELISA Kit; EBP37 ELISA Kit; FCN 2 ELISA Kit; Fcn2 ELISA Kit; FCN2_HUMAN ELISA Kit; FCNL ELISA Kit; Ficolin (collagen/fibrinogen domain containing lectin) 2 (hucolin) ELISA Kit; Ficolin B ELISA Kit; Ficolin beta ELISA Kit; Ficolin-2 ELISA Kit; Ficolin-B ELISA Kit; Ficolin-beta ELISA Kit; Ficolin2 ELISA Kit; Hucolin ELISA Kit; L ficolin ELISA Kit; L-ficolin ELISA Kit; OTTHUMP00000022518 ELISA Kit; P35 ELISA Kit; RP11 263F14.2 ELISA Kit; Serum lectin p35 ELISA Kit
  • 缩写：
    FCN2
  • Uniprot No.：
  • 种属：
    Homo sapiens (Human)
  • 样本类型：
    serum, plasma, tissue homogenates
  • 检测范围：
    0.25 ng/mL-16 ng/mL
  • 灵敏度：
    0.06 ng/mL
  • 反应时间：
    1-5h
  • 样本体积：
    50-100ul
  • 检测波长：
    450 nm
  • 研究领域：
    Immunology
  • 测定原理：
    quantitative
  • 测定方法：
    Sandwich
  • 精密度：
    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.    
                 
  • 线性度：
    To assess the linearity of the assay, samples were spiked with high concentrations of human FCN2 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)  
    1:1000 Average % 86  
    Range % 80-94  
    1:2000 Average % 95  
    Range % 91-99  
    1:4000 Average % 108  
    Range % 98-115  
    1:8000 Average % 95  
    Range % 89-98  
  • 回收率：
    The recovery of human FCN2 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) 101 98-106  
                 
                 
  • 标准曲线：
    These standard curves are provided for demonstration only. A standard curve should be generated for each set of samples assayed.
    ng/ml OD1 OD2 Average Corrected  
    16 2.007 1.900 1.954 1.844  
    8 1.526 1.443 1.485 1.375  
    4 1.097 1.009 1.053 0.943  
    2 0.645 0.621 0.633 0.523  
    1 0.429 0.420 0.425 0.315  
    0.5 0.264 0.254 0.259 0.149  
    0.25 0.190 0.186 0.188 0.078  
    0 0.110 0.109 0.110 　  
  • 数据处理：
  • 货期：
    3-5 working days

产品评价

靶点详情

  • 功能：
    May function in innate immunity through activation of the lectin complement pathway. Calcium-dependent and GlcNAc-binding lectin. Enhances phagocytosis of S.typhimurium by neutrophils, suggesting an opsonic effect via the collagen region.
  • 基因功能参考文献：
    1. this study shows that ficolin-2 gene rs7851696 polymorphism is associated with delayed graft function and acute rejection in klidney allograft recipients PMID: 28536887
    2. the minority (C) allele at -64 of the FCN2 gene was less frequent among juvenile idiopathic arthritis patients than among control subjects PMID: 28405017
    3. This is the first study evaluating the FCN2 gene polymorphisms in patients with rheumatic fever and rheumatic carditis finding a protective effect of -986 GG and -4 GG genotypes in the development of rheumatic fever and the -4 AG genotype for the development of carditis. PMID: 28576308
    4. this study did not find any association of FCN2 (encoding ficolin-2 protein) promoter polymorphisms at positions -986, -602, and -4 with dental caries in Polish children. PMID: 28088794
    5. Serum ficolin-2 concentrations in multiple tumor patients are significantly lower than those in healthy donors. PMID: 28844702
    6. this study shows that Ficolin-2 plasma level is associated with short- and long-term mortality in patients with necrotizing soft tissue infection in Denmark PMID: 27355483
    7. The results suggest that the Arctic populations of East Siberia are characterised by specificity of genetic make-up responsible for the activity of L-ficolin. PMID: 28391359
    8. study provides evidence for an important role for the lectin pathway in the inflammatory response induced by cholesterol crystals (CC) and emphasize the role of ficolin-2 and MBL in the CC-mediated inflammation occurring during atherosclerotic plaque development PMID: 27183610
    9. FCN2 inhibits epithelial-mesenchymal transition-induced metastasis of hepatocellular carcinoma via TGF-beta1/Smad signaling. PMID: 27177473
    10. this study shows that FCN2 polymorphisms is not a major risk factor for community-acquired pneumonia in general, but that the +6424G>T SNP in the FCN2 gene predisposes to Coxiella burnetii pneumonia PMID: 28032346
    11. subjects that were heterozygote carriers of both FCN2 + 6424 and FCN3 + 1637delC were sufficient mannan-binding lectin producers PMID: 26795763
    12. systemic lupus erythematosus patients with low plasma ficolin-2 levels had an increased risk of having lupus nephritis PMID: 27981461
    13. Ficolin-2 protein could bind with HIV-1 envelope glycoprotein gp120, and subsequently induce complement dependent cytotoxicity. PMID: 27576476
    14. The FCN2 c.772G>T genotype appears to be associated with predisposition to chronic adenotonsillitis in the pediatric age group. PMID: 27368434
    15. genotype not associated with acute cellular rejection after kidney transplantation, except for a trend toward a deleterious effect of rs7851696 PMID: 26924055
    16. Serum levels of ficolin-2 and ficolin-3 were significantly lower in the cardiac syndrome X patients compared to controls. PMID: 27312152
    17. association of FCN2 polymorphisms with nephritis and severe cumulative damage in SLE patients; no association with rheumatoid arthritis development PMID: 26464189
    18. -557 A>G, -64 A>C and +6424 G>T SNPs of the FCN2 gene were correlated with pulmonary TB. PMID: 26379154
    19. FCN2 and MBL2 allele frequencies were similarly distributed in early and late age-related macular degeneration cases compared with controls PMID: 26207622
    20. this study provide novel insight in the binding and complement activating capacity of the lectin pathway initiation molecules ficolin-2 and ficolin-3 towards relevant Gram-negative pathogens of pathophysiological relevance. PMID: 26074063
    21. Findings indicate the FCN2 variant +6359C>T is associated with the occurrence of visceral leishmaniasis and that ficolin-2 serum levels are elevated in Leishmania infections. PMID: 25965808
    22. L-ficolin modulates the immune response to A. fumigatus. PMID: 25612732
    23. Very low serum ficolin-2 levels were associated with higher risk of 30-day mortality in community-acquired pneumonia patients. PMID: 24736883
    24. hepatitis c virus entry inhibitor PMID: 24854201
    25. paper identifies phosphocholine moieties of pneumococcal teichoic acid as a novel L-ficolin ligand PMID: 25344472
    26. There is lack of association of serum mannose-binding lectin or ficolins with complement activation in patients with antiphospholipid antibodies. PMID: 25083730
    27. MBL deficiency or MBL2 and FCN2 mutations were not associated with an improved hepatitis B vaccine response in Kenyan HIV-1 uninfected individuals. PMID: 25024112
    28. Ficolin-2 was depleted from plasma during cardiac surgery when using heparin-coated bypass circuits and did not reach baseline level 24 h postoperation. PMID: 25174443
    29. CVID patients with bronchiectasis have very low levels of ficolin-2. The reason for the deficiency of ficolin-2 in CVID and any possible causal relationship is currently unknown. PMID: 25251245
    30. binding of ficolin-2 to sulfated/phosphated carbohydrates PMID: 25447524
    31. Ficolin-2 mediates serum protection by recognizing specific O-acetylated epitopes of pneumococcal capsule polysaccharides. PMID: 24683196
    32. MBL2 and FCN2 genotypic variants were analyzed for association with the incidence of acute rejection within the first year after kidney transplantation. PMID: 24486561
    33. Data suggest that the hepatitis C virus (HCV) entry inhibitor ficolin-2 is an antiviral innate immune molecule, whereas apolipoprotein E3 (ApoE3) blocks the effect of ficolin-2 and mediates an immune escape mechanism during chronic HCV infection. PMID: 24928988
    34. bloodstream infections collected prospectively were associated with MBL2 and FCN2 genotypic variants over the first year after kidney transplantation PMID: 24182802
    35. Ficolin-2 defends against virulent Mycobacteria tuberculosis infection in vivo, and its insufficiency is associated with infection in humans. PMID: 24040095
    36. FCN2 polymorphisms for promoter regions -986, -602, -557, -64, -4 and exon 8 regions +6,359, +6,424 were determined in children with B-ALL. Medium/high-risk haplotype were associated with prolonged duration of febrile neutropenia and bacterial infections. PMID: 24453114
    37. results show that SNPS in FCN2 are significantly more susceptible to infectious complications, SIRS and septic shock. PMID: 24227370
    38. Data indicate that Ficolin-2 blood concentration dependents on sampling procedures. PMID: 23911396
    39. Patients with chronic Chagas disease presented with decreased L-ficolin plasma levels that were associated with the 258S polymorphism. PMID: 23593180
    40. this study reports for thefirst time the relationship between full FCN2 genotypes and serumprotein concentrations and discuss the relevance of these findings fordisease association studies PMID: 23619474
    41. Data indicate that in contrast to serum level, the expression of Ficolin-2 (FCN2) was significantly lower in ovarian cancer (OC). PMID: 23744477
    42. Variant FCN2 gene alleles of -64 and +6424 (in strong linkage disequlibrium) are known to be associated with low L-ficolin level or activity. PMID: 23525825
    43. the expected positive association of complement genes with leprosy susceptibility and clinical outcomes in Han Chinese. PMID: 23423485
    44. The association between L-ficolin and thrombocytopenia suggests a pathogenic role for L-ficolin in thrombocytopenia in systemic lupus erythematosus. PMID: 22350641
    45. Our findings suggest that early increased ficolin-2 is highly correlated with hepatic inflammation and rapid viral response. PMID: 23298162
    46. The genotype distribution of three functional SNP variants (-986 G > A, -602 G > A and -4A > G) of ficolin 2 differed significantly between the white, black, and Asian groups. The SNP variants were highly linked to each other. PMID: 22594803
    47. Ficolin-2 Ala258Ser polymorphism in the donor independently predicts improved graft outcome. PMID: 22892990
    48. These findings demonstrate that FCN2 promoter variants (-986G>A and -4A>G) influence ficolin-2 serum levels and susceptibility to schistosomiasis. PMID: 22693230
    49. The purpose of this study was to determine whether circulating levels of ficolin-2 and ficolin-3 are altered in normal pregnancy and pre-eclampsia. PMID: 22670778
    50. Cord blood MBL concentrations were significantly lower in intrauterine-growth-restriction (IUGR) cases than controls. No differences in H- and L-ficolin concentrations were observed between groups. PMID: 22082351

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  • 亚细胞定位：
    Secreted.
  • 蛋白家族：
    Ficolin lectin family
  • 组织特异性：
    Expressed by the liver and secreted in plasma.
  • 数据库链接：

    HGNC: 3624

    OMIM: 601624

    KEGG: hsa:2220

    STRING: 9606.ENSP00000291744

    UniGene: Hs.54517