生長(zhǎng)分化因子15(GDF15)檢測(cè)試劑盒(化學(xué)發(fā)光免疫分析法)
CLIA Kit for Growth Differentiation Factor 15 (GDF15)
PDF; MIC1; NAG-1; PLAB; PTGFB; Macrophage inhibitory cytokine 1; NSAID-activated gene 1 protein; Placental bone morphogenetic protein; Prostate differentiation factor
- 編號(hào)SCC034Ra
- 物種Rattus norvegicus (Rat,大鼠) 相同的名稱,不同的物種。
- 實(shí)驗(yàn)方法雙抗夾心
- 反應(yīng)時(shí)長(zhǎng)2h, 40min
- 檢測(cè)范圍2.74-2,000pg/mL
- 靈敏度最小可檢測(cè)劑量小于等于1.21pg/mL.
- 樣本類型Serum, plasma 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(cè)生長(zhǎng)分化因子15(GDF15),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生長(zhǎng)分化因子15(GDF15)(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) | 82-105 | 86 |
EDTA plasma(n=5) | 89-96 | 92 |
heparin plasma(n=5) | 97-105 | 101 |
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)加入適量的生長(zhǎng)分化因子15(GDF15),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生長(zhǎng)分化因子15(GDF15)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) | 94-105% | 80-102% | 83-101% | 87-101% |
EDTA plasma(n=5) | 80-94% | 92-105% | 95-105% | 96-105% |
heparin plasma(n=5) | 91-98% | 88-102% | 88-102% | 86-98% |
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. 加底物100µL,37°C孵育10分鐘;
8. 讀數(shù)。
實(shí)驗(yàn)原理
將生長(zhǎng)分化因子15(GDF15)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,其中的生長(zhǎng)分化因子15(GDF15)與連接于固相載體上的抗體結(jié)合,然后加入生物素化的生長(zhǎng)分化因子15(GDF15)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(huì)產(chǎn)生輝光型光信號(hào)。發(fā)射光強(qiáng)度和樣品中的生長(zhǎng)分化因子15(GDF15)呈正相關(guān)。用化學(xué)發(fā)光儀測(cè)定相對(duì)光單位(RLU),計(jì)算樣品濃度。
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相關(guān)產(chǎn)品
編號(hào) | 適用物種:Rattus norvegicus (Rat,大鼠) | 應(yīng)用(僅供研究使用,不用于臨床診斷!) |
RPC034Ra01 | 生長(zhǎng)分化因子15(GDF15)重組蛋白 | Positive Control; Immunogen; SDS-PAGE; WB. |
APC034Ra01 | 生長(zhǎng)分化因子15(GDF15)活性蛋白 | Cell?culture;?Activity?Assays. |
PAC034Ra01 | 生長(zhǎng)分化因子15(GDF15)多克隆抗體 | WB; IHC; ICC; IP. |
LAC034Ra71 | 生長(zhǎng)分化因子15(GDF15)多克隆抗體(生物素標(biāo)記) | WB; IHC; ICC. |
MAC034Ra21 | 生長(zhǎng)分化因子15(GDF15)單克隆抗體 | WB; IHC; ICC; IP. |
SEC034Ra | 生長(zhǎng)分化因子15(GDF15)檢測(cè)試劑盒(酶聯(lián)免疫吸附試驗(yàn)法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
SCC034Ra | 生長(zhǎng)分化因子15(GDF15)檢測(cè)試劑盒(化學(xué)發(fā)光免疫分析法) | Chemiluminescent immunoassay for Antigen Detection. |
LMC034Ra | 生長(zhǎng)分化因子15(GDF15)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) |
Clinical cardiology | Growth Differentiation Factor 15 and Coronary Collateral Formation [PubMed: 20014173] |
Personalized Medicine | Elevated levels of GDF-15 is associated with increased angiotensin II in hypertensive patients with Type 2 diabetes [pme-2016-0030] |
LIFE SCIENCES | Rapamycin improves renal injury induced by Iodixanol in diabetic rats by deactivating the mTOR/p70S6K signaling pathway [Pubmed: 32798557] |
Microbiome changes in patients with chronic heart failure with preserved ejection fraction correlate with fibrosis markers: Description of a Russian cohort [] | |
SEMINARS IN DIALYSIS | Serum NT?\proBNP levels are associated with cognitive functions in hemodialysis patients [33423325] |
Taiwanese Journal of Obstetrics & Gynecology | Is GDF-15 level associated with gestational diabetes mellitus and adverse perinatal outcomes? [33678319] |
J Inflamm Res | Changes in Plasma Growth Differentiation Factor-15 After Laparoscopic Sleeve Gastrectomy in Morbidly Obese Patients: A Prospective Study [33880052] |
Russian Journal of Cardiology | Predictive value of growth differentiation factor-15 in patients with myocardial infarction [] |
Nutrients | High Fat, High Sugar Diet and DJOS Bariatric Surgery Influence Plasma Levels of Fetuin-B, Growth Differentiation Factor-15, and Pentraxin 3 in Diet-Induced Obese?… [34684637] |
Nat Metab | Small extracellular vesicle-mediated targeting of hypothalamic AMPKα1 corrects obesity through BAT activation [34675439] |
Acta Cardiol Sin | Growth Differentiation Factor 15 is Related with Left Ventricular Recovery in Patients with ST-Elevation Myocardial Infarction after Successful Reperfusion by?… [34584380] |
Surgical Endoscopy | The effect of bariatric surgery on the expression of Growth Differentiation Factor-15/Macrophage-Inhibitory Cytokine-1 (GDF-15/MIC-1) in rat [Pubmed:35029766] |
Journal of Clinical Laboratory Analysis | Plasma growth differentiation factor‐15 in patients with “l(fā)one” atrial fibrillation [Pubmed:35334497] |