Human Coagulation factor XI(F11) ELISA kit
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中文名稱:人凝血因子XI(F11)酶聯(lián)免疫試劑盒
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貨號:CSB-EL007916HU
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規(guī)格:96T/48T
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價格:¥3600/¥2500
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其他:
產(chǎn)品詳情
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產(chǎn)品描述:人凝血因子XI(F11)酶聯(lián)免疫試劑盒(CSB-EL007916HU)為雙抗夾心法ELISA試劑盒,定量檢測血清、血漿、組織培養(yǎng)上清液、組織勻漿樣本中的F11含量。人凝血因子XI(F11)是一種絲氨酸蛋白酶原,由肝細(xì)胞和巨核細(xì)胞合成,通過激活凝血因子IX參與凝血過程。其缺陷癥為常染色體隱性遺傳性疾病,與F11基因突變相關(guān),導(dǎo)致凝血功能障礙和出血傾向。研究其作用機制有助于開發(fā)新的抗血栓藥物和治療方法。試劑盒檢測范圍為78 pg/mL-5000 pg/mL,適用于體外模擬凝血微環(huán)境時細(xì)胞因子表達(dá)監(jiān)測、抗凝藥物對F11調(diào)控作用的評估,或心血管疾病模型中凝血相關(guān)蛋白網(wǎng)絡(luò)的動態(tài)分析。為凝血機制基礎(chǔ)研究、血栓性疾病動物模型驗證及靶向治療研究提供可靠數(shù)據(jù)支持本品僅用于科研,不用于臨床診斷,產(chǎn)品具體參數(shù)及操作步驟詳見產(chǎn)品說明書。
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別名:coagulation factor XI ELISA Kit; Coagulation factor XIa light chain ELISA Kit; F11 ELISA Kit; FA11_HUMAN ELISA Kit; FXI ELISA Kit; MGC141891 ELISA Kit; Plasma thromboplastin antecedent ELISA Kit; Platelet coagulation factor XI ELISA Kit; PTA ELISA Kit
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縮寫:
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Uniprot No.:
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種屬:Homo sapiens (Human)
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樣本類型:serum, plasma, cell culture supernates, tissue homogenates
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檢測范圍:78 pg/mL-5000 pg/mL
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靈敏度:19.5 pg/mL
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反應(yīng)時間:1-5h
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樣本體積:50-100ul
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檢測波長:450 nm
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研究領(lǐng)域:Blood Coagulation
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測定原理:quantitative
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測定方法:Sandwich
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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. -
線性度:
To assess the linearity of the assay, samples were spiked with high concentrations of human F11 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 % 85 Range % 82-88 1:2000 Average % 110 Range % 107-113 1:4000 Average % 91 Range % 85-97 1:8000 Average % 92 Range % 87-95 -
回收率:
The recovery of human F11 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) 102 98-106 EDTA plasma (n=4) 86 82-92 -
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. pg/ml OD1 OD2 Average Corrected 5000 2.704 2.681 2.693 2.617 2500 2.092 2.138 2.115 2.039 1250 1.387 1.405 1.396 1.320 625 0.845 0.868 0.857 0.781 312 0.503 0.538 0.521 0.445 156 0.301 0.296 0.299 0.223 78 0.176 0.186 0.181 0.105 0 0.077 0.074 0.076 -
數(shù)據(jù)處理:
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貨期:3-5 working days
引用文獻(xiàn)
- Proteomic profiling identifies SPP1 associated with rapidly progressive interstitial lung disease in anti-MDA5-positive dermatomyositis T Huynh,Arthritis research & therapy,2024
- Urease immobilized GO core@shell heparin-mimicking polymer beads with safe and effective urea removal for blood purification Zhang J, et al,International Journal of Biological Macromolecules,2019
相關(guān)產(chǎn)品
靶點詳情
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功能:Factor XI triggers the middle phase of the intrinsic pathway of blood coagulation by activating factor IX.
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基因功能參考文獻(xiàn):
- Direct DNA sequencing analysis of the F11 genes revealed that all of the 14 patients had a F11 gene mutation. Eight different mutations were identified in the apple 1, apple 2 or serine protease domains, except one which was a splice site mutation. Six of the mutations were recurrent. PMID: 27723456
- The aim of the current study was to analyze, for the first time in the Portuguese population, five well known and replicated venous thromboembolism - associated single nucleotide polymorphisms in genes ABO (rs2519093 and rs8176719), F11 (rs2036914 and rs2289252) and FGG (rs2066865), and to determine its possible association with risk for venous thromboembolism. PMID: 29995659
- Data indicate four new factor XI (FXI) gene defects potentially causing a functional deficiency and the duplication of 1653 bp involving exons 8 and 9. PMID: 28960694
- In this prospective cohort of elderly adults, there was no statistically significant association of higher FXI levels with incident coronary heart disease and stroke. PMID: 28009647
- High molecular weight kininogen has an inhibitory effect on nucleic acid-supported fXI activation and may function as a negative regulator of fXI activation. PMID: 28124063
- FXI has a role in promoting a vascular coagulation-inflammatory circuit in arterial hypertension PMID: 28148841
- thrombin activatable fibrinolysis inhibitor pathway impairment, largely caused by a hitherto unknown TAFIa resistance, appears to be one main cause of decreased fibrinolytic resistance in FXI deficiency PMID: 27094709
- factor XI has a role in procoagulant microparticle-promoted coagulation in human endotoxemia PMID: 26857798
- Three loci showed robust, replicating association with circulating FXI levels: KNG1 (rs710446, P-value = 2.07 x 10-302), F11 (rs4253417, P-value = 2.86 x 10-193), and a novel association in GCKR (rs780094, P-value = 3.56 x10-09), here for the first time implicated in FXI regulation. The two first SNPs (rs710446 and rs4253417) also associated with partial thromboplastin time PMID: 28053049
- The rs710446 and five low-frequency variant sets in KNG1 with FXI level variation of Factor XI were significant after multiple testing correction and permutation. PMID: 28445521
- Exploring the global landscape of genetic variation in coagulation factor XI deficiency PMID: 28615222
- Structures of FXI in complex with the laminin-derived peptide EFPDFP and a DFP peptide from the random screen demonstrated binding in the same pocket, although in a slightly different conformation, thus revealing some flexibility in the molecular interactions of the FXI apple 2 domain. PMID: 27006387
- inhibition of FXI and FXII distinctly alter the biophysical properties of fibrin. PMID: 27933406
- Data show that among the studied polymorphisms, only coagulation factor XI (F11) single nucleotide polymorphism rs2289252 was significantly associated with venous thrombosis (VT) and the F11 rs2289252-A allele was associated with a 1.6-fold increased risk of VT PMID: 27414984
- Thus in conclusion, the bleeding manifestations in FXI deficiency are varied and unpredictable; neither correlates with FXI levels nor with the mutations. Comprehensive analysis of all the factors including both plasma and platelet FXI, global hemostatic factors like thrombin generation potential may indicate a potential laboratory indicator for FXI deficiency related bleeding manifestations. PMID: 27710856
- Fasudil reduced LPS-mediated TF and PAI-1 expression and activity in PBMCs. These effects may partially be relevant to the clinical benefits of fasudil in the treatment of CAPD patients. PMID: 27756191
- rs2289252 and rs2036914 polymorphisms have important role in development of venous thromboembolism in the white race PMID: 28353616
- High activity of factor XI indicates a risk of occurrence of deep vein thrombosis in post-trauma patients with fractures. F11 rs2089252 and rs2036914 (single nucleotide polymorphisms) are associated with activity of factors XI in such patients despite prophylaxis. PMID: 27627722
- this study confirms the significant associations between polymorphism of 25264C.T in FXI and its activity and the risk of deep vein thrombosis after artificial joint replacement surgery PMID: 26934731
- F11 genetic variants are associated with the risk of incident venous thrombosis among women PMID: 26631918
- This study characterized FXI deficiency mutation spectrum in Chinese population with a high frequency of the W228*, G400V, Q263* and c.1136-4delGTTG mutations, which is distinct from that of other populations including Korean, Jewish or European populations. PMID: 27067486
- factor XI is localized to GPIb in membrane rafts and that this association is important for promoting the activation of factor XI by thrombin on the platelet surface PMID: 12517745
- higher basal factor XI concentration in the general population is not a risk marker for stroke or coronary heart disease PMID: 26386215
- Factor XI and factor XII activities were significantly higher in patients with slow coronary flow than in controls, and could be associated with enhanced procoagulant state present in these patients. PMID: 24509324
- FXI-thrombin axis contributes to distal platelet activation and procoagulant microaggregate formation in the blood flow downstream of the site of thrombus formation. PMID: 26769048
- F11 gene variant rs2289252 contributes to inherited forms of deep vein thrombosis incidence in Latvian population. PMID: 25091233
- These studies enhance understanding on the first allosteric inhibitor of FXIa and highlight its value as a promising anticoagulant. PMID: 25935648
- ROTEM assays failed to distinguish bleeding from non-bleeding patients but could do so between different FXI activity levels and genotypes. PMID: 26160656
- increased activity of FXI may be a potential risk factor for miscarriage; high activity of FXI diagnosed in women with history of miscarriage is not probably caused by the presence of SNPs rs2289252 and rs2036914 PMID: 25517908
- Data indicate that the mean factor XI (FXI) was not significantly different in laboratories using the same method on both exercises, suggesting good intralaboratory precision over time. PMID: 25976967
- Identification of a novel c.290G>A mutation in the F11 gene that is associated with mild Factor XI deficiency in a Dutch Caucasian family. PMID: 25618263
- In whites, the FXI variant was associated with both factor XI concentration and venous thromboembolism (VTE) incidence (1.15-fold greater incidence of VTE per risk allele), whereas In African-Americans, these associations were absent. PMID: 26260105
- Mass spectrometry analyses of FXI revealed full occupation of two of the three heavy-chain glycosites and almost full-site occupancy of the light chain. Analysis of FXI glycopeptides by LC-MS/MS enabled site-specific glycan profiling and occupancy. PMID: 25092234
- This study presents the first application of a new thrombin generation based factor XIa assay. PMID: 25288467
- study determined the molecular basis of FXI deficiency in 6 unrelated severely deficient patients in China; reported 8 mutations in FXI gene leading to FXI deficiency; functional consequences of a novel mutation leading to FXI deficiency have been elucidated PMID: 25681615
- FXI expression is directly regulated by a specific miRNA, miR-181a-5p, in the human liver PMID: 25379760
- FXI may have a role in risk of ischemic stroke, but not myocardial infarct; FXII and prekallikrein may not have a role in either PMID: 24977287
- We suggested that the minor allele of rs3756008 in the promoter of FXI gene could reduce its expression in kidney. PMID: 24420855
- at variance with other populations, no single major founder effect is present in Italian patients with FXI deficiency. PMID: 24112640
- Genetic variants of coagulation factor XI show association with ischemic stroke up to 70 years of age. PMID: 24086496
- Identification of a novel candidate F11 gene mutation associated with a cross-reacting material positive plasma FXI deficiency. PMID: 23571684
- Studies indicate that in the past two decades, more than 220 mutations in the factor XI (FXI) gene have been reported in patients with FXI deficiency, of which 7 showed a founder effect. PMID: 23929304
- a novel mutations in family with inherited factor XI deficiency PMID: 23494098
- Propose that long polyphosphates promote FXII-mediated blood coagulation bypassing FXI. PMID: 23659638
- The rather rare type I mutation in the FXI gene is a third founder mutation in Ashkenazi Jews with factor XI deficiency. PMID: 23332144
- For activation by thrombin, or during autoactivation, the data support a cis-activation mechanism in which the activating protease binds to and activates the same fXI subunit. PMID: 23515926
- F11 gene mutational screening revealed 11 different DNA variations, 3 of which had not yet been described PMID: 23305485
- Factor XI is a substrate for oxidoreductases: enhanced activation of reduced FXI is found in antiphospholipid syndrome thrombosis. PMID: 22704541
- A novel amino acid substitution in the serine protease catalytic domain (Ile463Ser) appears to be responsible for the congenital factor XI deficiency in a Swiss family. PMID: 22322133
- The F11 rs2289252 polymorphism is associated with FXI activity levels and APTT ratio in women with thrombosis. PMID: 22633531
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相關(guān)疾?。?/div>Factor XI deficiency (FA11D)亞細(xì)胞定位:Secreted.蛋白家族:Peptidase S1 family, Plasma kallikrein subfamily組織特異性:Isoform 2 is produced by platelets and megakaryocytes but absent from other blood cells.數(shù)據(jù)庫鏈接:
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