Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍)
Wide-range ELISA Kit for Salusin Beta (SALb)
- 編號WEC026Hu
- 物種Homo sapiens (Human,人) 相同的名稱,不同的物種。
- 實驗方法競爭抑制
- 反應時長3h
- 檢測范圍24.69-2,000pg/mL
- 靈敏度最小可檢測劑量小于等于8.87pg/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 ¥ 2793 ¥ 3990 ¥ 17955 ¥ 33915 ¥ 279300
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特異性
本試劑盒用于檢測Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍),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Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍)(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) | 94-101 | 97 |
EDTA plasma(n=5) | 88-95 | 92 |
heparin plasma(n=5) | 95-103 | 101 |
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Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍),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Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍)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) | 95-103% | 98-105% | 97-105% | 82-103% |
EDTA plasma(n=5) | 79-97% | 91-103% | 92-101% | 94-101% |
heparin plasma(n=5) | 82-95% | 90-104% | 95-104% | 85-94% |
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、試劑及樣本的準備;
2. 加樣(標準品及樣本)50µL,
加入50µL檢測液A(臨用前配制);
37°C溫育1小時。
3. 洗板3次;
4. 加檢測溶液B100µL,37°C孵育30分鐘;
5. 洗板5次;
6. 加TMB底物90µL,37°C孵育10-20分鐘;
7. 加終止液50µL,立即450nm讀數。
實驗原理
本試劑盒應用競爭抑制酶聯免疫分析法測定標本中待測物質水平。將Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍)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記的抗原和待測抗原(標準品或樣本),待測抗原與生物素標記抗原對特異性抗體進行競爭結合。溫育后經洗滌去掉未結合物,然后加入HRP標記的親和素,經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化成藍色,并在酸的作用下轉化成最終的黃色。待測標本濃度越高,標記抗原和抗體的結合就越受到抑制,顯色愈淺。顯色的深淺與酶量呈正相關,而與樣品中待測物質含量呈負相關。用酶標儀在450nm波長下測定吸光度(O.D.值),計算樣品濃度。
相關產品
編號 | 適用物種:Homo sapiens (Human,人) | 應用(僅供研究使用,不用于臨床診斷!) |
CPC026Hu21 | Salusin肽β(SALb)卵白蛋白偶聯物 | Immunogen; SDS-PAGE; WB. |
PAC026Hu08 | Salusin肽β(SALb)多克隆抗體 | WB; IHC; ICC; IP. |
PAC026Hu01 | Salusin肽β(SALb)多克隆抗體 | WB; IHC; ICC; IP. |
WEC026Hu | Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法,寬范圍) | Enzyme-linked immunosorbent assay for Antigen Detection. |
CEC026Hu | Salusin肽β(SALb)檢測試劑盒(酶聯免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
LMC026Hu | Salusin肽β(SALb)等多因子檢測試劑盒(流式熒光發(fā)光法) | FLIA Kit for Antigen Detection. |
KSC026Hu11 | Salusin肽β(SALb)檢測試劑盒DIY材料(酶聯免疫吸附試驗法) | Main materials for "Do It (ELISA Kit) Yourself". |
參考文獻
雜志 | 參考文獻 |
Journal of Maternal-Fetal and Neonatal Medicine | Serum levels of apelin, salusin-alpha, and salusin-beta in normal pregnancy and preeclampsia [Informa: 14767058.2012.660221] |
Peptides | The bioactive peptides salusins and apelin–36 are produced in human arterial and venous tissues and the changes of their levels during cardiopulmonary bypass [PubMed: 22884920] |
Department of Medical Biochemistry and Clinical Biochemistry | Presence of adropin, nesfatin-1, apelin-12, ghrelins and salusins peptides in the milk, cheese whey and plasma of dairy cows [ScienceDirect: S0196978113000533] |
European Journal of Obstetrics & Gynecology and Reproductive Biology | Association of low maternal levels of salusins with gestational diabetes mellitus and with small-for-gestational-age fetuses. [PubMed: 23178004] |
Biotech Histochem. | Serum concentration and kidney expression of salusin-α and salusin-β in rats with metabolic syndrome induced by fructose. [PubMed: 23244237] |
Gynecological Endocrinology, | Salusins, newly identified regulators of hemodynamics and mitogenesis, increase in polycystic ovarian syndrome. [PubMed: 22827297] |
Peptides | Concentrations of preptin, salusins and hepcidins in plasma and milk of lactating women with or without gestational diabetes mellitus [ScienceDirect: S0196978113003100] |
Biotechnic & Histochemistry | Salusin-alpha and -beta expression in heart and aorta with and without metabolic syndrome [Com:Source] |
Med Sci Monit. | Brain, Liver, and Serum Salusin-alpha and-beta Alterations in Sprague-Dawley Rats with or Without Metabolic Syndrome [Pubmed:Pmc4136931] |
Acta Physiologica | Superoxide anions involved in sympathoexcitation and pressor effects of salusin-β in paraventricular nucleus in hypertensive rats [Pubmed:24304512] |
Pediatr Nephrol. | Is the serum level of salusin-β associated with hypertension and atherosclerosis in the pediatric population? [Pubmed:25245503] |
European Journal of Dermatology | Serum salusin-α and salusin-β levels in patients with psoriasis [PubMed: 26055619] |
J Investig Med | Serum Salusin-β Levels Are Associated With the Presence and Severity of Coronary Artery Disease [PubMed: 25730454] |
Genet Test Mol Biomarkers.? | Serum Salusin-β Levels Are Correlated with Slow Coronary Flow. [Pubmed:27227272] |
Sci Rep.? | Silencing salusin-β attenuates cardiovascular remodeling and hypertension in spontaneously hypertensive rats. [pubmed:28230187] |
Cell Death Dis. | Salusin-β contributes to oxidative stress and inflammation in diabetic cardiomyopathy [pubmed:28333148] |
Oxidative Medicine and Cellular Longevity | Salusin-β Is Involved in Diabetes Mellitus-Induced Endothelial Dysfunction via Degradation of Peroxisome Proliferator-Activated Receptor Gamma [10.1155:2017] |
International Journal Of Cardiology | Silencing salusin β ameliorates heart failure in aged spontaneously hypertensive rats by ROS-relative MAPK/NF-κB pathways in the paraventricular nucleus [Pubmed: 30581101] |
Multiple Sclerosis and?Related?Disorders | Increased level of Plasma Salusin-α and Salusin-β in patients with Multiple Sclerosis [Pubmed: 30738876] |
cardiology in the young | Salusin-α levels are negatively correlated with diastolic blood pressure in children with obesity [Pubmed: 31486354] |
Redox Biology | Salusin-β mediates tubular cell apoptosis in acute kidney injury: Involvement of the PKC/ROS signaling pathway [Pubmed: 31884071] |
Journal of international medical research | Salusin-β is superior to salusin-α as a marker for evaluating coronary atherosclerosis [Pubmed: 32054363] |
cardiovascular drugs and therapy | A TOR2A Gene Product: Salusin-β Contributes to Attenuated Vasodilatation of Spontaneously Hypertensive Rats. [Pubmed: 32458319] |
Serum level of salusin β as an indicator of metabolic disorders in Acute Lymphoblastic Leucaemia and Wilms Tumour survivors [] | |
Mol Med Rep | Salusin?β participates in high glucose?induced HK?2 cell ferroptosis in a Nrf?2?dependent manner [34296310] |