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酪氨酸羥化酶(TH)檢測(cè)試劑盒(酶聯(lián)免疫吸附試驗(yàn)法)

ELISA Kit for Tyrosine Hydroxylase (TH)

TYH; DYT5b; Tyrosine 3-Monooxygenase; Dystonia 14

  • 酪氨酸羥化酶(TH)檢測(cè)試劑盒(酶聯(lián)免疫吸附試驗(yàn)法) 產(chǎn)品包裝(模擬)
  • 酪氨酸羥化酶(TH)檢測(cè)試劑盒(酶聯(lián)免疫吸附試驗(yàn)法) 產(chǎn)品包裝(模擬)
  • 酪氨酸羥化酶(TH)檢測(cè)試劑盒(酶聯(lián)免疫吸附試驗(yàn)法) 實(shí)驗(yàn)結(jié)果圖
  • SEB438Mu.jpg 標(biāo)準(zhǔn)曲線圖
  • Certificate 通過ISO 9001、ISO 13485質(zhì)量體系認(rèn)證

特異性

本試劑盒用于檢測(cè)酪氨酸羥化酶(TH),經(jīng)檢測(cè)與其它相似物質(zhì)無明顯交叉反應(yīng)。
由于受到技術(shù)及樣本來源的限制,不可能完成對(duì)所有相關(guān)或相似物質(zhì)交叉反應(yīng)檢測(cè),因此本試劑盒有可能與未經(jīng)檢測(cè)的其它物質(zhì)有交叉反應(yīng)。

回收率

分別于定值血清及血漿樣本中加入一定量的酪氨酸羥化酶(TH)(加標(biāo)樣品),重復(fù)測(cè)定并計(jì)算其均值,回收率為測(cè)定值與理論值的比率。

樣本 回收率范圍(%) 平均回收率(%)
serum(n=5) 98-105 102
EDTA plasma(n=5) 85-97 88
heparin plasma(n=5) 87-101 96

精密度

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

線性

在定值血清及血漿樣本內(nèi)加入適量的酪氨酸羥化酶(TH),并倍比稀釋成1:2,1:4,1:8,1:16的待測(cè)樣本,線性范圍即為稀釋后樣本中酪氨酸羥化酶(TH)含量的測(cè)定值與理論值的比率。

樣本 1:2 1:4 1:8 1:16
serum(n=5) 94-102% 83-90% 94-105% 95-102%
EDTA plasma(n=5) 94-102% 98-105% 97-105% 81-89%
heparin plasma(n=5) 89-97% 89-103% 93-105% 78-101%

穩(wěn)定性

經(jīng)測(cè)定,試劑盒在有效期內(nèi)按推薦溫度保存,其活性降低率小于5%。
為減小外部因素對(duì)試劑盒破壞前后檢測(cè)值的影響,實(shí)驗(yàn)室的環(huán)境條件需盡量保持一致,尤其是實(shí)驗(yàn)室內(nèi)溫度、濕度及溫育條件。其次由同一實(shí)驗(yàn)員來進(jìn)行操作可減少人為誤差。

實(shí)驗(yàn)流程

1. 實(shí)驗(yàn)前標(biāo)準(zhǔn)品、試劑及樣本的準(zhǔn)備;
2. 加樣(標(biāo)準(zhǔn)品及樣本)100µL,37°C孵育1小時(shí);
3. 吸棄,加檢測(cè)溶液A100µL,37°C孵育1小時(shí);
4. 洗板3次;
5. 加檢測(cè)溶液B100µL,37°C孵育30分鐘;
6. 洗板5次;
7. 加TMB底物90µL,37°C孵育10-20分鐘;
8. 加終止液50µL,立即450nm讀數(shù)。

實(shí)驗(yàn)原理

將酪氨酸羥化酶(TH)抗體包被于96孔微孔板中,制成固相載體,向微孔中分別加入標(biāo)準(zhǔn)品或標(biāo)本,其中的酪氨酸羥化酶(TH)與連接于固相載體上的抗體結(jié)合,然后加入生物素化的酪氨酸羥化酶(TH)抗體,將未結(jié)合的生物素化抗體洗凈后,加入HRP標(biāo)記的親和素,再次徹底洗滌后加入TMB底物顯色。TMB在過氧化物酶的催化下轉(zhuǎn)化成藍(lán)色,并在酸的作用下轉(zhuǎn)化成最終的黃色。顏色的深淺和樣品中的酪氨酸羥化酶(TH)呈正相關(guān)。用酶標(biāo)儀在450nm波長(zhǎng)下測(cè)定吸光度(O.D.值),計(jì)算樣品濃度。

相關(guān)產(chǎn)品

編號(hào) 適用物種:Mus musculus (Mouse,小鼠) 應(yīng)用(僅供研究使用,不用于臨床診斷!)
RPB438Mu02 酪氨酸羥化酶(TH)重組蛋白 Positive Control; Immunogen; SDS-PAGE; WB.
RPB438Mu01 酪氨酸羥化酶(TH)重組蛋白 Positive Control; Immunogen; SDS-PAGE; WB.
PAB438Mu01 酪氨酸羥化酶(TH)多克隆抗體 WB; IHC; ICC; IP.
PAB438Mu02 酪氨酸羥化酶(TH)多克隆抗體 WB; IHC; ICC; IP.
SEB438Mu 酪氨酸羥化酶(TH)檢測(cè)試劑盒(酶聯(lián)免疫吸附試驗(yàn)法) Enzyme-linked immunosorbent assay for Antigen Detection.
LMB438Mu 酪氨酸羥化酶(TH)等多因子檢測(cè)試劑盒(流式熒光發(fā)光法) FLIA Kit for Antigen Detection.

參考文獻(xiàn)

雜志 參考文獻(xiàn)
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PLOS ONE Genetic Diagnosis of Two Dopa-Responsive Dystonia Families by Exome Sequencing [Pubmed:25181484]
biomedicine & pharmacotherapy Acetyl-l-carnitine protects dopaminergic nigrostriatal pathway in 6-hydroxydopamine-induced model of Parkinson's disease in the rat. [pubmed:28199883]
Therapeutics?and?Clinical?Risk?Management Elevated?blood?plasma?levels?of?epinephrine,?norepinephrine,?tyrosine?hydroxylase, TGFβ1, and TNFα?associated?with?high-altitude?pulmonary?edema?in an Indian population. [pubmed:27540296]
Sci Rep.? Silencing salusin-β attenuates cardiovascular remodeling and hypertension in spontaneously hypertensive rats. [pubmed:28230187]
Journal of Cellular Biochemistry Vaccarin administration ameliorates hypertension and cardiovascular remodeling in renovascular hypertensive rats [pubmed:28681939]
Environmental?Science?& Technology Multigenerational disruption of the thyroid endocrine system in marine medaka after a life-cycle exposure to perfluorobutanesulfonate [Pubmed:29565584]
Molecular Neurobiology Cilostazol Mediated Nurr1 and Autophagy Enhancement: Neuroprotective Activity in Rat Rotenone PD Model [Pubmed:29429051]
Chemosphere Tetrabromobisphenol A caused neurodevelopmental toxicity via disrupting thyroid hormones in zebrafish larvae [Pubmed:29407805]
Neurospine The Effect of Recombinant Tyrosine Hydroxylase Expression on the Neurogenic Differentiation Potency of Mesenchymal Stem Cells [Pubmed:29656620]
Toxicology and?Applied?Pharmacology Montelukast attenuates rotenone-induced microglial activation/p38 MAPK expression in rats: Possible role of its antioxidant, anti-inflammatory and antiapoptotic effects [Pubmed: 30222980]
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International Journal of Pharmacology Nose to brain delivery of rotigotine loaded chitosan nanoparticles in human SH-SY5Y neuroblastoma cells and animal model of Parkinson's disease [Pubmed: 32084576]
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Nutr Res Tocotrienols protect differentiated SH-SY5Y human neuroblastoma cells against 6-hydroxydopamine-induced cytotoxicity by ameliorating dopamine biosynthesis and?… [Pubmed:35065349]
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