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膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)

Multiplex Assay Kit for Annexin A2 (ANXA2) ,etc. by FLIA (Flow Luminescence Immunoassay)

ANX-A2; ANX2L4; CAL1H; LIP2; LPC2; LPC2D; P36; PAP-IV; Protein I; Chromobindin-8; Calpactin-1 heavy chain; Lipocortin II; Placental anticoagulant protein IV

(注:單次混測多因子不超過8個指標 )

  • 膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法) 產品包裝(模擬)
  • 膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法) 產品包裝(模擬)
  • Certificate 通過ISO 9001、ISO 13485質量體系認證

特異性

本試劑盒用于檢測膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法),經檢測與其它相似物質無明顯交叉反應。
由于受到技術及樣本來源的限制,不可能完成對所有相關或相似物質交叉反應檢測,因此本試劑盒有可能與未經檢測的其它物質有交叉反應。

回收率

分別于定值血清及血漿樣本中加入一定量的膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)(加標樣品),重復測定并計算其均值,回收率為測定值與理論值的比率。

樣本 回收率范圍(%) 平均回收率(%)
serum(n=5) 90-102 97
EDTA plasma(n=5) 90-97 94
heparin plasma(n=5) 86-96 92
sodium citrate plasma(n=5) 79-104 87

精密度

精密度用樣品測定值的變異系數CV表示。CV(%) = SD/mean×100
批內差:取同批次試劑盒對低、中、高值定值樣本進行定量檢測,每份樣本連續(xù)測定20 次,分別計算不同濃度樣本的平均值及SD值。
批間差:選取3個不同批次的試劑盒分別對低、中、高值定值樣本進行定量測定,每個樣本使用同一試劑盒重復測定8次,分別計算不同濃度樣本的平均值及SD值。
批內差: CV<10%
批間差: CV<12%

線性

在定值血清及血漿樣本內加入適量的膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法),并倍比稀釋成1:2,1:4,1:8,1:16的待測樣本,線性范圍即為稀釋后樣本中膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)含量的測定值與理論值的比率。

樣本 1:2 1:4 1:8 1:16
serum(n=5) 90-103% 80-90% 97-104% 80-105%
EDTA plasma(n=5) 82-102% 81-104% 84-96% 93-101%
heparin plasma(n=5) 85-99% 90-97% 93-101% 85-101%
sodium citrate plasma(n=5) 94-102% 81-97% 90-98% 86-104%

穩(wěn)定性

經測定,試劑盒在有效期內按推薦溫度保存,其活性降低率小于5%。
為減小外部因素對試劑盒破壞前后檢測值的影響,實驗室的環(huán)境條件需盡量保持一致,尤其是實驗室內溫度、濕度及溫育條件。其次由同一實驗員來進行操作可減少人為誤差。

實驗流程

1. 實驗前標準品、試劑及樣本準備;
2. 加樣(標準品、樣本、磁珠)標準品或樣本100μL及磁珠10μL,
    37°C酶標板振蕩器孵育90分鐘;
3. 磁吸甩干,加檢測溶液A100μL,37°C酶標板振蕩器孵育60分鐘;
4. 磁吸洗板3次;
5. 加檢測溶液B100μL,37°C振動孵育30分鐘;
6. 磁吸洗板3次;
7. 加鞘液100μL,旋渦震蕩2分鐘后讀數。

實驗原理

將膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)抗體包被于磁珠,制成固相載體,向微孔中分別加入標準品或標本以及磁珠,其中的膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)與連接于固相載體上的抗體結合,然后加入生物素化的膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)抗體,將未結合的生物素化抗體洗凈后,加入PE標記的親和素,再次徹底洗滌后即可上機讀數。MFI值和樣品中的膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法)呈正相關。

贈品

相關產品

編號 適用物種:Mus musculus (Mouse,小鼠) 應用(僅供研究使用,不用于臨床診斷!)
RPB944Mu02 膜聯(lián)蛋白A2(ANXA2)重組蛋白 Positive Control; Immunogen; SDS-PAGE; WB.
RPB944Mu01 膜聯(lián)蛋白A2(ANXA2)重組蛋白 Positive Control; Immunogen; SDS-PAGE; WB.
APB944Mu01 膜聯(lián)蛋白A2(ANXA2)活性蛋白 Cell?culture;?Activity?Assays.
PAB944Mu01 膜聯(lián)蛋白A2(ANXA2)多克隆抗體 WB; IHC; ICC; IP.
PAB944Mu02 膜聯(lián)蛋白A2(ANXA2)多克隆抗體 WB; IHC; ICC; IP.
SEB944Mu 膜聯(lián)蛋白A2(ANXA2)檢測試劑盒(酶聯(lián)免疫吸附試驗法) Enzyme-linked immunosorbent assay for Antigen Detection.
LMB944Mu 膜聯(lián)蛋白A2(ANXA2)等多因子檢測試劑盒(流式熒光發(fā)光法) FLIA Kit for Antigen Detection.

參考文獻

雜志 參考文獻
Journal of Cellular Biochemistry Subcellular proteome analysis unraveled annexin A2 related to immune liver fibrosis [PubMed: 20225235]
World Journal of Gastroenterology Expression characteristics and diagnostic value of annexin A2 in hepatocellular carcinoma [PubMed: PMC3491596]
Oncology Letters Annexin A2 is not a good biomarker for hepatocellular carcinoma in cirrhosis [PubMed: PMC3742823]
Ibrahim Annexin A2 Versus Afp as An Efficient Diagnostic Serum Marker for Hepatocellular Carcinoma [Ghrnet: Source]
European Journal of Clinical Microbiology &amp; Infectious Diseases Serum annexin A2 levels in acute brucellosis and brucellar spondylodiscitis [Pubmed:24853056]
Biomedicine &amp; Pharmacotherapy Circulating annexin A2 as a biomarker in gastric cancer patients: Correlation with clinical variables [Pubmed:25661364]
Hepat Mon Serum Levels of Annexin A2 as a Candidate Biomarker for Hepatic Fibrosis in Patients With Chronic Hepatitis B [PubMed: 26587036]
Tumour Biol Up-regulation of annexin A2 expression predicates advanced clinicopathological features and poor prognosis in hepatocellular carcinoma [PubMed: 26109000]
Biomed Pharmacother Circulating [PubMed: 25661364]
Tumour Biol Evaluation of annexin A2 and as potential biomarkers for hepatocellular carcinoma [PubMed: 26189841]
Eur J Clin Invest Stairs instead of elevators at the workplace decreases PCSK9 levels in a healthy population [PubMed: 26081791]
Journal of Oral and Maxillofacial Surgery Serum?Annexin?A2?Level?Is?Associated?With?Diagnosis?and?Prognosis?in?Patients?With?OralSquamous?Cell?Carcinoma. [pubmed:27889534]
Pregnancy Hypertens Assessment of annexin A5 and annexin A2 levels as biomarkers for pre-eclampsia: A pilot study. [pubmed:28501283]
Mol Nutr Food Res. Epigallocatechin gallate induces an up-regulation of LDL receptor accompanied by a reduction of PCSK9 via the annexin A2-independent pathway in HepG2 cells. [pubmed:28181408]
Archives of Gynecology and Obstetrics Expression of annexin A2 in adenomyosis and dysmenorrhea [Pubmed: 31183557]
Cancers Extracellular Vesicles-Based Biomarkers Represent a Promising Liquid Biopsy in Endometrial Cancer [Pubmed: 31842290]
PLASMA BIOMARKER FOR OVARIAN CANCER []
Diagnostics Diagnostic Value of Plasma Annexin A2 in Early-Stage High-Grade Serous Ovarian Cancer. Diagnostics 2021, 11, 69 [33406648]
ADVANCED RESEARCHES Search for Effective Serum Tumor Markers for Early Diagnosis of Hepatocellular Carcinoma Associated with Hepatitis C []
Cancer Cell International Bufalin Induced Mitochondrial Dysfunction Promotes Apoptosis of Glioma Cells by Regulating Annexin A2 and DRP1 Proteins []
Cancer Cell Int Bufalin induces mitochondrial dysfunction and promotes apoptosis of glioma cells by regulating Annexin A2 and DRP1 protein expression [34376212]
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