膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)檢測試劑盒(化學(xué)發(fā)光免疫分析法)
CLIA Kit for Glial Cell Line Derived Neurotrophic Factor (GDNF)
ATF1; ATF2; HFB1-GDNF; Astrocyte-Derived Trophic Factor; Glial Derived Neurotrophic Factor
- 編號SCA043Hu
- 物種Homo sapiens (Human,人) 相同的名稱,不同的物種。
- 實驗方法雙抗夾心
- 反應(yīng)時長2h, 40min
- 檢測范圍13.7-10,000pg/mL
- 靈敏度最小可檢測劑量小于等于4.9pg/mL.
- 樣本類型serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids
- 下載 英文說明書 中文說明書
- 規(guī)格 48T96T 96T*5 96T*10 96T*100
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特異性
本試劑盒用于檢測膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF),經(jīng)檢測與其它相似物質(zhì)無明顯交叉反應(yīng)。
由于受到技術(shù)及樣本來源的限制,不可能完成對所有相關(guān)或相似物質(zhì)交叉反應(yīng)檢測,因此本試劑盒有可能與未經(jīng)檢測的其它物質(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膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)(加標(biāo)樣品),重復(fù)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) | 93-101 | 96 |
EDTA plasma(n=5) | 87-96 | 90 |
heparin plasma(n=5) | 80-92 | 81 |
精密度
精密度用樣品測定值的變異系數(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(fù)測定8次,分別計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)加入適量的膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF),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膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)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) | 93-101% | 84-94% | 99-105% | 98-105% |
EDTA plasma(n=5) | 99-105% | 81-98% | 78-91% | 86-95% |
heparin plasma(n=5) | 89-97% | 92-99% | 80-101% | 83-103% |
穩(wěn)定性
經(jīng)測定,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(nèi)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(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;
3. 吸棄,加檢測溶液A100μL,37°C孵育1小時;
4. 洗板3次;
5. 加檢測溶液B100µL,37°C孵育30分鐘;
6. 洗板5次;
7. 加底物100µL,37°C孵育10分鐘;
8. 讀數(shù)。
實驗原理
將膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)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,其中的膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)與連接于固相載體上的抗體結(jié)合,然后加入生物素化的膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)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底物。加入底物后會產(chǎn)生輝光型光信號。發(fā)射光強度和樣品中的膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)呈正相關(guān)。用化學(xué)發(fā)光儀測定相對光單位(RLU),計算樣品濃度。
增值服務(wù)
相關(guān)產(chǎn)品
編號 | 適用物種:Homo sapiens (Human,人) | 應(yīng)用(僅供研究使用,不用于臨床診斷!) |
APA043Hu01 | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)活性蛋白 | Cell?culture;?Activity?Assays. |
RPA043Hu01 | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)重組蛋白 | Positive Control; Immunogen; SDS-PAGE; WB. |
PAA043Hu01 | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)多克隆抗體 | WB; IHC; ICC; IP. |
LAA043Hu71 | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)多克隆抗體(生物素標(biāo)記) | WB; IHC; ICC. |
LAA043Hu81 | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)多克隆抗體(異硫氰酸熒光素標(biāo)記) | WB; IHC; ICC; IF. |
MAA043Hu22 | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)單克隆抗體 | WB; IHC; ICC; IP. |
SEA043Hu | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
SCA043Hu | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)檢測試劑盒(化學(xué)發(fā)光免疫分析法) | Chemiluminescent immunoassay for Antigen Detection. |
LMA043Hu | 膠質(zhì)細(xì)胞系來源神經(jīng)營養(yǎng)因子(GDNF)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(xiàn)
雜志 | 參考文獻(xiàn) |
?Molecular Neurobiology | Efficient Generation of Functionally Active Spinal Cord Neurons from Spermatogonial Stem Cells [pubmed:27566610] |
Chinese Medicial Journal | Safflower Extract and Aceglutamide Injection Promoting Recovery of Peripheral Innervations via Vascular Endothelial Growth Factor-B Signaling in Diabetic Mice [PMC5717862] |
The Chinese Journal of Integrated Traditional and Western Medicine Press and Springer-Verlag Berlin Heidelberg | Acupuncture Alters Pro-infl ammatory Cytokines in the Plasma of Maternally Separated Rat Pups [pubmed:28986807] |
Heroin Addiction And Related Clinical Problems | GDNF serum levels are found to be lower in opioid-maintained patients [ISSN 2531-4122] |
Journal of Environmental Research and Public Health | Effects of 220 MHz Pulsed Modulated Radiofrequency Field on the Sperm Quality in Rats [Pubmed: 30974849] |
Frontiers in Aging Neuroscience | The Effects of Nordic Walking With Poles With an Integrated Resistance Shock Absorber on Cognitive Abilities and Cardiopulmonary Efficiency in?… [Pubmed: 33192480] |
EUROPEAN CHILD & ADOLESCENT PSYCHIATRY | Increased serum brain-derived neurotrophic factor and adrenocorticotropic hormone levels are associated with obsessive compulsive disorder in medication?free??- [33389158] |
Int J Biol Macromol | The effect of biodegradable silk fibroin-based scaffolds containing glial cell line-derived neurotrophic factor (GDNF) on the corneal regeneration process [34119551] |
Inflammopharmacology | Silymarin constrains diacetyl-prompted oxidative stress and neuroinflammation in rats: involvements of Dyn/GDNF and MAPK signaling pathway [Pubmed:35366745] |
Molecular Biology Reports | Umbilical cord-derived mesenchymal stem cell conditioned medium reverses neuronal oxidative injury by inhibition of TRPM2 activation and the JNK signaling?… [Pubmed:35585377] |