轉化生長因子β3(TGFb3)檢測試劑盒(酶聯(lián)免疫吸附試驗法)
ELISA Kit for Transforming Growth Factor Beta 3 (TGFb3)
TGF-B3; LAP; Latency-associated peptide
- 編號SEB949Eq
- 物種Equus caballus; Equine (Horse,馬) 相同的名稱,不同的物種。
- 實驗方法雙抗夾心
- 反應時長3h
- 檢測范圍15.62-1000pg/mL
- 靈敏度最小可檢測劑量小于等于6.3pg/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 ¥ 3431 ¥ 4902 ¥ 22059 ¥ 41667 ¥ 343140
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特異性
本試劑盒用于檢測轉化生長因子β3(TGFb3),經(jīng)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(jīng)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轉化生長因子β3(TGFb3)(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) | 90-101 | 93 |
EDTA plasma(n=5) | 78-104 | 101 |
heparin plasma(n=5) | 88-97 | 93 |
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轉化生長因子β3(TGFb3),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轉化生長因子β3(TGFb3)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% | 84-98% | 97-104% | 79-90% |
EDTA plasma(n=5) | 83-90% | 99-105% | 90-104% | 80-89% |
heparin plasma(n=5) | 80-102% | 82-96% | 97-105% | 84-91% |
穩(wěn)定性
經(jīng)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)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
將轉化生長因子β3(TGFb3)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,其中的轉化生長因子β3(TGFb3)與連接于固相載體上的抗體結合,然后加入生物素化的轉化生長因子β3(TGFb3)抗體,將未結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化成藍色,并在酸的作用下轉化成最終的黃色。顏色的深淺和樣品中的轉化生長因子β3(TGFb3)呈正相關。用酶標儀在450nm波長下測定吸光度(O.D.值),計算樣品濃度。
增值服務
相關產(chǎn)品
編號 | 適用物種:Equus caballus; Equine (Horse,馬) | 應用(僅供研究使用,不用于臨床診斷!) |
SEB949Eq | 轉化生長因子β3(TGFb3)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
參考文獻
雜志 | 參考文獻 |
PLoS ONE | A Combinatorial Relative Mass Value Evaluation of Endogenous Bioactive Proteins in Three-Dimensional Cultured Nucleus Pulposus Cells of Herniated Intervertebral Discs: Identification of Potential Target Proteins for Gene Therapeutic Approaches [Plosone: Source] |
J Reprod Immunol | The immunomodulating effect of seminal plasma on T cells [PubMed: 25799173] |
Fertility and Sterility | Influence of vitamin D and transforming growth factor β3 serum concentrations, obesity, and family history on the risk for uterine fibroids [pubmed:27743697] |
Eur J Pharm Biopharm | New scaffolds encapsulating TGF-β3/BMP-7 combinations driving strong chondrogenic differentiation [pubmed:28087378] |
Transforme edici büyüme fakt?rü-beta-1 n?tralizan antikoru ve transforme edici büyüme fakt?rü-beta-3'ün trakeal darl?k geli?imi üzerine etkileri [10.5606/tgkdc.dergisi.2017.14302] | |
Fertility and Sterility | Ulipristal acetate decreases transforming growth factor β3 serum and tumor tissue concentrations in patients with uterine fibroids [Pubmed:29525690] |
Scientific Reports | TGF-β concentrations and activity are down-regulated in the aqueous humor of patients with neovascular age-related macular degeneration [Pubmed:29795291] |
Immunology?Letters | The involvement of multifunctional TGF-β and related cytokines in pathogenesis of endometriosis [Pubmed: 30367890] |
Cell?Reports | Transforming Growth Factor-β3 Regulates Adipocyte Number in Subcutaneous White Adipose Tissue [Pubmed: 30332637] |
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES | Temporal TGF-β Supergene Family Signalling Cues Modulating Tissue Morphogenesis: Chondrogenesis within a Muscle Tissue Model? [Pubmed: 32660137] |
Equine Vet J | Limited added value of negative pressure wound therapy compared to calcium alginate dressings for second intention healing in a non?\contaminated and??- [34115409] |
AAPS PharmSciTech | Nanoparticles and Nanostructured Films with TGF-β3: Preparation, Characterization, and Efficacy [34378118] |