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Human E-Selectin ELISA kit

  • 中文名称:
    人E选择素(E-Selectin/CD62E)酶联免疫试剂盒
  • 货号:
    CSB-E04540h
  • 规格:
    96T/48T
  • 价格:
    ¥3600/¥2500
  • 其他:

产品详情

  • 产品描述:
    CUSABIO人E选择素(E-Selectin/CD62E)酶联免疫检测试剂盒(货号CSB-E04540h),采用双抗体夹心法原理进行定量分析,可精准检测血清、血浆及组织匀浆样本中0.312-20 ng/mL浓度范围的E选择素水平,最低检测灵敏度达0.078 ng/mL。E选择素作为内皮细胞激活的重要标志物,主要介导白细胞与血管内皮间的黏附作用,其表达水平与炎症反应、血栓形成及肿瘤转移等病理过程密切相关,在心血管疾病、糖尿病并发症及免疫相关疾病的机制研究中具有重要价值。该试剂盒通过高特异性的捕获抗体和检测抗体组合,结合标准化的显色反应体系,为科研人员提供稳定可靠的定量检测方案,适用于体外细胞模型、动物实验或临床前研究中内皮细胞激活状态的动态监测,也可用于炎症性疾病模型的生物标志物分析或药物干预效果的评估。试剂盒包含预包被酶标板、标准品、检测抗体及全套实验缓冲液,操作流程优化至3.5小时内完成,支持科研实验室开展多样本、多批次的E选择素表达水平检测需求。
  • 别名:
    SELE; ELAM1; E-selectin; CD62 antigen-like family member E; Endothelial leukocyte adhesion molecule 1; ELAM-1; Leukocyte-endothelial cell adhesion molecule 2; LECAM2; CD antigen CD62E
  • 缩写:
  • Uniprot No.:
  • 种属:
    Homo sapiens (Human)
  • 样本类型:
    serum, plasma, tissue homogenates
  • 检测范围:
    0.312 ng/mL-20 ng/mL
  • 灵敏度:
    0.078 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.

     

    Intra-Assay Precision

    Inter-Assay Precision

    Sample

    1

    2

    3

    1

    2

    3

    n

    20

    20

    20

    20

    20

    20

    Mean(ng/ml)

    2.382

    2.629

    2.463

    2.564

    2.592

    2.546

    SD

    0.041

    0.043

    0.036

    0.049

    0.052

    0.047

    CV(%)

    5.76

    5.61

    4.93

    6.52

    6.86

    6.28

  • 线性度:

    To assess the linearity of the assay, samples were spiked with high concentrations of human E-selectin 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 %

    99

    Range %

    95-110

    1:2

    Average %

    95

    Range %

    91-103

    1:4

    Average %

    87

    Range %

    82-92

    1:8

    Average %

    94

    Range %

    89-98

  • 回收率:

    The recovery of human E-selectin 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

    89-99

    Heparin plasma (n=4)

    98

    90-101

  • 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

    20

    2.370

    2.274

    2.322

    2.154

    10

    1.859

    1.779

    1.819

    1.651

    5

    1.229

    1.209

    1.219

    1.051

    2.5

    0.740

    0.734

    0.737

    0.569

    1.25

    0.437

    0.431

    0.434

    0.266

    0.625

    0.347

    0.339

    0.343

    0.175

    0.312

    0.207

    0.204

    0.206

    0.038

    0

    0.168

    0.167

    0.168

     

  • 数据处理:
  • 货期:
    3-5 working days

产品评价

靶点详情

  • 最新研究进展:
    SELE是选择素E的缩写,是一种黏附分子,可以调节白细胞的黏附和迁移,最近的研究表明其在多种疾病的发生和发展中具有重要作
  • 功能:
    Cell-surface glycoprotein having a role in immunoadhesion. Mediates in the adhesion of blood neutrophils in cytokine-activated endothelium through interaction with SELPLG/PSGL1. May have a role in capillary morphogenesis.
  • 基因功能参考文献:
    1. Results highlight novel mechanisms by which p38 downregulates the expression of E-selectin through miR-146a and miR-31 following inflammatory stimuli associated to cancer progression. PMID: 29402939
    2. Levels of E and P selectin showed positive correlation with the length of stay. PMID: 29517629
    3. Our study shows a significant association of E-selectin gene polymorphism(Leu554Phe) with essential hypertension. PMID: 29178542
    4. The highest levels of sL- and sE-selectin were observed in colorectal patients with lymph node metastasis. PMID: 27775438
    5. Circulating CD62E(+) microparticle levels are abnormal in subjects with pre-diabetes. PMID: 28927403
    6. sVCAM-1 reflects xerostomia in primary Sjogren's syndrome. sICAM-1 and sE-selectin may be additional parameters of secondary Sjogren's syndrome activity. PMID: 29068581
    7. Neutrophil rolling over E-selectin at precise shear stress transmits tension and catch-bond formation with L-selectin via sLe(x), resulting in focal clusters that deliver a distinct signal to upshift beta2-integrins to a high-affinity state. Rivipansel effectively blocked formation of selectin catch-bonds, revealing a novel mechanotransduction circuit PMID: 28811304
    8. E-selectin-dependent rolling promotes adhesion to HA by both physically slowing cells and enabling them to position proximal to the surface, thereby increasing the on rate of adhesion. PMID: 28765175
    9. High E-selectin expression is associated with breast cancer metastasis. PMID: 27220365
    10. his study shows that two adhesion molecules, shed as soluble forms, are elevated during the acute phase of leptospirosis: E-selectin and s-ICAM1. These molecules may interfere with the process of immune cell recruitment to clear Leptospira at tissue levels. PMID: 28686648
    11. ELAM-1 upregulation may promote disorder in adhesion, and migration of the cells leading to the endometriosis disorder. PMID: 27433816
    12. Elevated endothelium-related mediators (vWF, E-selectin and EPCR) appear to participate in the development of pancreatic necrosis and may be a potential indicator of overall prognosis. PMID: 28007459
    13. interplay between flow-dependent on-rate and off-rate of E-selectin-ligand bonds determine flow-enhanced cell rolling stability PMID: 27558713
    14. High SELE expression is associated with Inflamed Atherosclerotic Plaque. PMID: 27237221
    15. In this study, we addressed this question by analysing sLex expression together with two glycoproteins (BST-2 and LGALS3BP), shown to interact with E-selectin in a carbohydrate-dependent manner, in a cohort of 249 invasive breast cancers PMID: 27176937
    16. SELE expression is significantly upregulated in human masticatory mucosa during wound healing PMID: 28005267
    17. E-selectin concentrations in this study were associated with hyperglycemia, possibly reflecting early endothelial damage. E-selectin was not useful to assess carotid intima-media thickness, a marker of subclinical atherosclerosis, which appeared to be determined by aging and male gender. PMID: 27141013
    18. Plasma E-selectin is overexpressed in pediatric patients with mycoplasma pneumoniae pneumonia and myocardial injury. PMID: 26843511
    19. The significant presence of CLA+ T cells and E-selectin (CD62E) expressions in the OLPG suggests their involvement in the etiopathogenesis of oral lichen planus ; however, only a weak correlation between CLA+ T cells and E-selectin was observed. PMID: 26332489
    20. BD patients have a lower expression of ICAM-1, VCAM-1, and E-selectin in their tumor tissues. BD-HDL facilitates the adhesion of tumor cells to vascular endothelium by upregulating the expression of ICAM-1 and VCAM-1, thereby promoting the initial progression of breast cancer metastasis PMID: 26872904
    21. The E-selectin S149R polymorphisms is associated with the oncogenesis of breast cancer. PMID: 26828984
    22. Neisseria meningitidis caused a high level of E-selectin expression elicited by the activity of phosphorylated ATF2 transcription factor on the E-selectin promoter. PMID: 26153406
    23. E-selectin is more effective than cTnI in diagnosing myocardial injury in children. PMID: 26617843
    24. Inhibition of E-selectin expression allows an anti-tumoral effect on sLex-expressing hepatocellular carcinoma tumors in vivo PMID: 26988221
    25. Glycosphingolipids likely contribute to human myeloid cell adhesion to E-selectin under fluid shear, particularly the transition of rolling cells to firm arrest. PMID: 26868209
    26. Data show that both mucin16 (MUC16) and podocalyxin (PODXL)-E-selectin-mediated interactions are mechanically stronger than like L-selectin interactions at the single-molecule level. PMID: 26329844
    27. These findings provide consistent evidence that A516C and G98T polymorphisms of the SELE gene may be associated with increased susceptibility of coronary artery disease. PMID: 26937892
    28. Glaucomatous MYOC mutations activate the IL-1beta/NF-kappaB inflammatory stress response and the glaucoma marker SELE in trabecular meshwork cells. PMID: 26396484
    29. P. gingivalis was shown to activate NOD1, NOD2, and TLR2 expression, resulting in increased E-selectin expression in endothelial cells; direct inhibition of NF-kappaB and P38 MAPK significantly attenuated E-selectin expression induced by P. gingivalis in endothelial cells PMID: 25939768
    30. The number of E-selectin-positive cells was significantly higher in the tuberculoid form than in the lepromatous form of leprosy skin lesions. PMID: 26051909
    31. Gene-based study revealed significant associations of the SELE gene with Blood Pressure phenotypes for the first time among the Chinese Han population. PMID: 25424718
    32. This study showed that no significant differences in F206L Polymorphism of l-Selectin Between the Patients with Bronchial Asthma and Control. PMID: 24798295
    33. Blood ESEL was higher in pregnant women with preeclampsia, and non-pregnant women with a history of preeclampsia than women without preeclampsia or a history of preeclampsia. PMID: 26116870
    34. The findings suggest that C allele carriers of the SELE gene polymorphism (A561C) might be predisposed to EH in the Chinese population. PMID: 25171839
    35. E-selectin promoter was highly and specifically acetylated in the confluent monolayer after tumor necrosis factor alpha activation. PMID: 24690766
    36. E-selectin interactions with glycoprotein ligands (CD44/hematopoietic cell E-/L-selectin ligand and PSGL-1) mediate the initial capturing of cells out of flow. PMID: 26124272
    37. SELE rs3917412 and MTHFR rs1801133 SNPs could serve as pharmacogenetic predictors of tumor recurrence in patients with early-stage colon cancer treated with oxaliplatin-based adjuvant chemotherapy PMID: 24980946
    38. sE-selectin and the LDL were the most important predictors of late arteriovenous fistula stenosis PMID: 24627030
    39. The C allele of E-selectin A561C gene polymorphism might increase the essential hypertension (EH) risk in Asian population, whereas the T allele of E-selectin C1839T gene polymorphism might decrease the EH risk. [meta-analysis] PMID: 25003340
    40. Bereaved respondents had higher levels of inflammatory biomarkers IL-6 and sE-selectin, but not CRP and sICAM-I than the non-bereaved. PMID: 24266503
    41. SE-selectin and PAPPA may contribute to future cardiovascular events in women post preeclampsia; in contrast, ApoB may be involved in a protective mechanism PMID: 25238218
    42. the haplotype TCC in the Han hypertensive patients and the haplotype GGC in the Mongolian patients had independent effects in increasing the risk for essential hypertension; multiple single-nucleotide polymorphisms in combination in SELE may confer a risk of hypertension. PMID: 25748737
    43. Found the AC genotype to be a significant risk factor for hemorrhagic stroke and we also found significant differences in AC genotype and C allele among hemorrhagic stroke and ischemic stroke patients. PMID: 25168603
    44. The rs5361 E-selectin gene polymorphism is not a susceptibility marker for ACS in Western Mexico population. However, sE-selectin may be a biological marker of ACS. PMID: 25147432
    45. ST3Gal-4 is the primary sialyltransferase regulating the synthesis of E-, P-, and L-selectin ligands on human myeloid leukocytes PMID: 25498912
    46. an upregulation of E-selectin and the associated influx of neutrophils may play a significant role in the resolution of inflammation as well as for the pathophysiology of nasal polyps of Caucasian chronic rhinosinusitis patients. PMID: 24995349
    47. in human aortic and vein endothelial cells, expression and release of ICAM-1 and E-selectin were induced by treatment with conditioned medium collected from Pal-stimulated pTHP-1 cells PMID: 25201247
    48. CD62E was found to be a new biomarker for patients with hypertension and hyperlipidemia. PMID: 24820735
    49. High E-Selectin expression is associated with small cell lung cancer metastasis. PMID: 24699516
    50. there was association between the E-selectin S128R polymorphism and the risk of cancer. PMID: 24815478

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  • 亚细胞定位:
    Cell membrane; Single-pass type I membrane protein.
  • 蛋白家族:
    Selectin/LECAM family
  • 数据库链接:

    HGNC: 10718

    OMIM: 131210

    KEGG: hsa:6401

    STRING: 9606.ENSP00000331736

    UniGene: Hs.82848