醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本)
Mini Samples ELISA Kit for Aldosterone (ALD)
- 編號MEA911Ge
- 物種Pan-species (General,通用) 相同的名稱,不同的物種。
- 實驗方法競爭抑制
- 反應(yīng)時長3h
- 檢測范圍24.69-2,000pg/mL
- 靈敏度最小可檢測劑量小于等于8.86pg/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
- 價格 ¥ 4011 ¥ 5730 ¥ 25785 ¥ 48705 ¥ 401100
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特異性
本試劑盒用于檢測醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本),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醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本)(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) | 88-96 | 93 |
heparin plasma(n=5) | 81-98 | 92 |
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(jìn)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(jìn)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)加入適量的醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本),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醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本)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) | 78-103% | 96-105% | 99-105% | 79-103% |
EDTA plasma(n=5) | 87-101% | 82-94% | 84-99% | 97-105% |
heparin plasma(n=5) | 83-90% | 98-105% | 93-101% | 78-97% |
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(jìn)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)25µL后,立即加入檢測溶液A25µL,
37°C孵育1小時;
3. 甩干,洗板3次;
4. 加檢測溶液B50µL,37°C孵育30分鐘;
5. 洗板5次;
6. 加TMB底物50µL,37°C孵育10-20分鐘;
7. 加終止液25µL,立即450nm讀數(shù)。
實驗原理
本試劑盒應(yīng)用競爭抑制酶聯(lián)免疫分析法測定標(biāo)本中待測物質(zhì)水平。將醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本)單克隆抗體包被微孔板,制成固相載體,往包被抗體的微孔中同時加入生物素標(biāo)記的抗原和待測抗原(標(biāo)準(zhǔn)品或樣本),待測抗原與生物素標(biāo)記抗原對特異性抗體進(jìn)行競爭結(jié)合。溫育后經(jīng)洗滌去掉未結(jié)合物,然后加入HRP標(biāo)記的親和素,經(jīng)過溫育和徹底洗滌后加入底物TMB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。待測標(biāo)本濃度越高,標(biāo)記抗原和抗體的結(jié)合就越受到抑制,顯色愈淺。顯色的深淺與酶量呈正相關(guān),而與樣品中待測物質(zhì)含量呈負(fù)相關(guān)。用酶標(biāo)儀在450nm波長下測定吸光度(O.D.值),計算樣品濃度。
增值服務(wù)
相關(guān)產(chǎn)品
編號 | 適用物種:Pan-species (General,通用) | 應(yīng)用(僅供研究使用,不用于臨床診斷!) |
MAA911Ge21 | 醛固酮(ALD)單克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
MAA911Ge22 | 醛固酮(ALD)單克隆抗體 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
MEA911Ge | 醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法,小樣本) | Enzyme-linked immunosorbent assay for Antigen Detection. |
CEA911Ge | 醛固酮(ALD)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
CCA911Ge | 醛固酮(ALD)檢測試劑盒(化學(xué)發(fā)光免疫分析法) | Chemiluminescent immunoassay for Antigen Detection. |
LMA911Ge | 醛固酮(ALD)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) |
PLoS One | High Salt Intake Down-Regulates Colonic Mineralocorticoid Receptors, Epithelial Sodium Channels and 11β-Hydroxysteroid Dehydrogenase Type 2 [PlosOne: Source] |
Physiological Reports | Evidence for glucocorticoid&-mediated hypertension after uninephrectomy [Pubmed: 24303173] |
International Journal of Endocrinology | Relevance of a Hypersaline Sodium-Rich Naturally Sparkling Mineral Water to the Protection against Metabolic Syndrome Induction in Fructose-Fed Sprague-Dawley Rats: A Biochemical, Metabolic, and Redox Approach [Hindawi: 384583] |
Int J Endocrinol. | Relevance of a Hypersaline Sodium-Rich Naturally Sparkling Mineral Water to the Protection against Metabolic Syndrome Induction in Fructose-Fed Sprague-Dawley Rats: A Biochemical, Metabolic, and Redox Approach. [Pubmed:24672546] |
Archives of Physiology and Biochemistry | Activation of cardiac renin–angiotensin system and plasminogen activator inhibitor-1 gene expressions in oral contraceptive-induced cardiometabolic disorder [Pubmed:26934364] |
Pflügers Archiv - European Journal of Physiology | H,K-ATPase type 2 contributes to salt-sensitive hypertension induced by K(+) restriction. [pubmed:27562425] |
Journal?of?Cardiovascular?Disease?Research | Magnitude of Resistant Hypertension and Impact of Aldosterone to Renin Ratio In Resistant Hypertension [publication:311777221] |
Oncotarget | Effects of renal denervation on monocrotaline induced pulmonary remodeling [pubmed:28187460] |
PLoS One | Enhanced heart failure, mortality and renin activation in female mice with experimental dilated cardiomyopathy [pubmed:29240788] |
Endocrinology | Regeneration of Functional Adrenal Tissue Following Bilateral Adrenalectomy. [pubmed:29059290] |
Journal of?Thoracic?and Cardiovascular?Surgery | Acute adrenal cortex injury during cardiopulmonary bypass in a canine model [Pubmed:29753511] |
American Journal of Physiology-renal Physiology | ANP-stimulated sodium secretion in the collecting duct prevents sodium retention in renal adaptation to acid load [Pubmed: 31188029] |
Cells | MicroRNA-99a is a Potential Target for Regulating Hypothalamic Synaptic Plasticity in the Peri/Postmenopausal Depression Model [Pubmed: 31540304] |
CLINICAL AND EXPERIMENTAL HYPERTENSION | Hyperinsulinemia rather than insulin resistance itself induces blood pressure elevation in high fat diet-fed rats [Pubmed: 32349626] |
European Journal of Pharmacolog | Preventive preclinical efficacy of intravenously administered sphingosine-1-phosphate (S1P) in strengthening hypoxia adaptive responses to acute and sub-chronic?… [] |
ACTA PHARMACOLOGICA SINICA | The vascular endothelial growth factor trap aflibercept induces vascular dysfunction and hypertension via attenuation of eNOS/NO signaling in mice [33303990] |
Pflugers Arch | Decreased KLHL3 expression is involved in the activation of WNK-OSR1/SPAK-NCC cascade in type 1 diabetic mice [33432425] |