硫氧化還原蛋白(Trx)檢測試劑盒(酶聯(lián)免疫吸附試驗法)
ELISA Kit for Thioredoxin (Trx)
TXN; ADF; SASP; TRDX; TRX1; ATL-derived factor; Surface-associated sulphydryl protein
- 編號SEA702Hu
- 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3h
- 檢測范圍3.12-200ng/mL
- 靈敏度最小可檢測劑量小于等于1.22ng/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
- 價格 ¥ 2646 ¥ 3780 ¥ 17010 ¥ 32130 ¥ 264600
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特異性
本試劑盒用于檢測硫氧化還原蛋白(Trx),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硫氧化還原蛋白(Trx)(加標樣品),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) | 82-102 | 88 |
EDTA plasma(n=5) | 96-104 | 101 |
heparin plasma(n=5) | 98-105 | 102 |
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)加入適量的硫氧化還原蛋白(Trx),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硫氧化還原蛋白(Trx)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) | 98-105% | 86-102% | 89-98% | 83-104% |
EDTA plasma(n=5) | 78-89% | 92-101% | 80-102% | 83-92% |
heparin plasma(n=5) | 92-99% | 88-102% | 80-93% | 98-105% |
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. 實驗前標準品、試劑及樣本的準備;
2. 加樣(標準品及樣本)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)。
實驗原理
將硫氧化還原蛋白(Trx)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準品或標本,其中的硫氧化還原蛋白(Trx)與連接于固相載體上的抗體結(jié)合,然后加入生物素化的硫氧化還原蛋白(Trx)抗體,將未結(jié)合的生物素化抗體洗凈后,加入HRP標記的親和素,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硫氧化還原蛋白(Trx)呈正相關(guān)。用酶標儀在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:Homo sapiens (Human,人) | 應(yīng)用(僅供研究使用,不用于臨床診斷!) |
RPA702Hu01 | 硫氧化還原蛋白(Trx)重組蛋白 | Positive Control; Immunogen; SDS-PAGE; WB. |
PAA702Hu01 | 硫氧化還原蛋白(Trx)多克隆抗體 | WB; IHC; ICC; IP; FCM |
FAA702Hu01 | 抗硫氧化還原蛋白(Trx)多克隆抗體 | Flow cytometry. |
LAA702Hu81 | 硫氧化還原蛋白(Trx)多克隆抗體(異硫氰酸熒光素標記) | WB; IHC; ICC; IF. |
LAA702Hu71 | 硫氧化還原蛋白(Trx)多克隆抗體(生物素標記) | WB; IHC; ICC. |
MAA702Hu25 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu27 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu26 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu29 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu28 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu22 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB |
MAA702Hu21 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu23 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
MAA702Hu24 | 硫氧化還原蛋白(Trx)單克隆抗體 | WB; IHC; ICC; IP. |
FAA702Hu08 | 抗硫氧化還原蛋白(Trx)單克隆抗體 | Flow cytometry. |
FAA702Hu06 | 抗硫氧化還原蛋白(Trx)單克隆抗體 | Flow cytometry. |
FAA702Hu04 | 抗硫氧化還原蛋白(Trx)單克隆抗體 | Flow cytometry. |
FAA702Hu02 | 抗硫氧化還原蛋白(Trx)單克隆抗體 | Flow cytometry. |
SEA702Hu | 硫氧化還原蛋白(Trx)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
SCA702Hu | 硫氧化還原蛋白(Trx)檢測試劑盒(化學(xué)發(fā)光免疫分析法) | Chemiluminescent immunoassay for Antigen Detection. |
LMA702Hu | 硫氧化還原蛋白(Trx)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
雜志 | 參考文獻 |
Human Reproduction | The roles of thioredoxin and thioredoxin-binding protein-2 in endometriosis [OxfordJournals: source] |
Exp Ther Med. | Altered glutamate cysteine ligase activity in peripheral blood mononuclear cells from patients with systemic lupus erythematosus [Pubmed:Pmc4061188] |
Reproduction | Alteration in the intrafollicular thiol–redox system in infertile women with endometriosis [Pubmed:25376627] |
Free Radical Research | Thalassemia major patients using iron chelators showed a reduced plasma thioredoxin level and reduced thioredoxin reductase activity, despite elevated oxidative stress [Pubmed:25564095] |
Antioxidants | Comparison of the Pulmonary Oxidative Stress Caused by Intratracheal Instillation and Inhalation of NiO Nanoparticles when Equivalent Amounts of NiO Are Retained in the Lung. [Pubmed:26797643] |
FASEB?Journal | Relationship between aortic wall oxidative stress/proteolytic enzyme expression and intraluminal thrombus thickness indicates a novel pathomechanism in the?… [Pubmed: 30351992] |
World?Journal?of?Gastrointestinal?Oncology | Redox, immune and genetic biomarker system for personalized treatments in colorectal cancer [Doi: 10.4251/wjgo.v11.i2.117] |
Nutrients | The Beneficial Effects of Lactobacillus plantarum PS128 on High-Intensity, Exercise-Induced Oxidative Stress, Inflammation, and Performance in Triathletes [Pubmed: 30736479] |
European Journal of Pharmacology | Nilotinib enhances β-islets integrity and secretory functions in a rat model of STZ-induced diabetes mellitus [Pubmed: 31351037] |
Journal of Clinical Medicine | Damage-Associated Molecular Patterns and Th-Cell-Related Cytokines Released after Progressive Effort [Pubmed: 32210109] |
HISTOCHEMISTRY AND CELL BIOLOGY | Thioredoxin 1 is upregulated in the bone and bone marrow following experimental myocardial infarction: evidence for a remote organ response [Pubmed: 33161477] |
Journal of Cosmetic Dermatology | Examination of androgenetic alopecia with serum biomarkers [Pubmed: 32969583] |
Heliyon | Hepatoprotective Effect of Saccharomyces Cervisciae Cell Wall Extract against Thioacetamide-induced Liver Fibrosis in Rats [34159266] |
Hum Exp Toxicol | Carvacrol hinders the progression of hepatic fibrosis via targeting autotaxin and thioredoxin in thioacetamide-induced liver fibrosis in rat [34155936] |