肌肉生長抑制素(MSTN)檢測試劑盒(酶聯(lián)免疫吸附試驗法)
ELISA Kit for Myostatin (MSTN)
GDF8; Growth Differentiation Factor 8
- 編號CEB653Hu
 - 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(yīng)時長2h
 - 檢測范圍617.3-50,000pg/mL
 - 靈敏度最小可檢測劑量小于等于235.7pg/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48T96T96T*596T*1096T*100
 - 價格¥ 2793¥ 3990¥ 17955¥ 33915¥ 279300
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特異性
                        本試劑盒用于檢測肌肉生長抑制素(MSTN),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肌肉生長抑制素(MSTN)(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) | 96-105 | 102 | 
| EDTA plasma(n=5) | 82-97 | 88 | 
| heparin plasma(n=5) | 90-97 | 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(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)加入適量的肌肉生長抑制素(MSTN),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肌肉生長抑制素(MSTN)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) | 88-101% | 92-103% | 88-99% | 96-105% | 
| EDTA plasma(n=5) | 87-101% | 91-98% | 79-98% | 78-97% | 
| heparin plasma(n=5) | 89-103% | 90-98% | 86-104% | 79-95% | 
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)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(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。將肌肉生長抑制素(MSTN)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:Homo sapiens (Human,人) | 應(yīng)用(僅供研究使用,不用于臨床診斷!) | 
| APB653Hu01 | 肌肉生長抑制素(MSTN)活性蛋白 | Cell?culture;?Activity?Assays. | 
| EPB653Hu61 | 肌肉生長抑制素(MSTN)真核蛋白 | Positive Control; Immunogen; SDS-PAGE; WB. | 
| RPB653Hu01 | 肌肉生長抑制素(MSTN)重組蛋白 | Positive Control; Immunogen; SDS-PAGE; WB. | 
| APB653Hu61 | 肌肉生長抑制素(MSTN)活性蛋白 | Cell?culture;?Activity?Assays. | 
| CPB653Hu21 | 肌肉生長抑制素(MSTN)卵白蛋白偶聯(lián)物 | Immunogen; SDS-PAGE; WB. | 
| PAB653Hu08 | 肌肉生長抑制素(MSTN)多克隆抗體 | WB; IHC; ICC; IP. | 
| PAB653Hu06 | 肌肉生長抑制素(MSTN)多克隆抗體 | WB; IHC | 
| PAB653Hu01 | 肌肉生長抑制素(MSTN)多克隆抗體 | WB; IHC; ICC; IP. | 
| LAB653Hu71 | 肌肉生長抑制素(MSTN)多克隆抗體(生物素標(biāo)記) | WB; IHC; ICC. | 
| MAB653Hu23 | 肌肉生長抑制素(MSTN)單克隆抗體 | WB; IHC; ICC; IP. | 
| MAB653Hu22 | 肌肉生長抑制素(MSTN)單克隆抗體 | WB; IHC | 
| MAB653Hu21 | 肌肉生長抑制素(MSTN)單克隆抗體 | WB; IHC; ICC; IP. | 
| FAB653Hu04 | 抗肌肉生長抑制素(MSTN)單克隆抗體 | Flow cytometry. | 
| SEB653Hu | 肌肉生長抑制素(MSTN)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. | 
| CEB653Hu | 肌肉生長抑制素(MSTN)檢測試劑盒(酶聯(lián)免疫吸附試驗法) | Enzyme-linked immunosorbent assay for Antigen Detection. | 
| SCB653Hu | 肌肉生長抑制素(MSTN)檢測試劑盒(化學(xué)發(fā)光免疫分析法) | Chemiluminescent immunoassay for Antigen Detection. | 
| LMB653Hu | 肌肉生長抑制素(MSTN)等多因子檢測試劑盒(流式熒光發(fā)光法) | FLIA Kit for Antigen Detection. | 
| KSB653Hu11 | 肌肉生長抑制素(MSTN)檢測試劑盒DIY材料(酶聯(lián)免疫吸附試驗法) | Main materials for "Do It (ELISA Kit) Yourself". | 
參考文獻(xiàn)
| 雜志 | 參考文獻(xiàn) | 
| Clinical Medicine and Diagnostics | Anti-Myostatin Reduces Bone Mineral Loss in Ovariectomized Rats[Sapub:Source] | 
| Nutr Metab (Lond) | Short-term, high-fat diet accelerates disuse atrophy and protein degradation in a muscle-specific manner in mice[PubMed: 26539241] | 
| International Journal of Cancer | Tumor inoculation site affects the development of cancer cachexia and muscle wasting[PubMed: 26016447] | 
| Connect Tissue Res | Induction of transient tenogenic phenotype of high density cultured human dermal fibroblasts[PubMed: 25748814] | 
| PLoS One | Higher Plasma Myostatin Levels in Cor Pulmonale Secondary to Chronic Obstructive Pulmonary Disease[Pubmed:26998756] | 
| Calcif Tissue Int. | The Effect of Vibration Treatments Combined with Teriparatide or Strontium Ranelate on Bone Healing and Muscle in Ovariectomized Rats[Pubmed:27272029] | 
| Archives of medical research | Irisin and Myostatin Levels in Patients with Graves' Disease.[pubmed:27986127] | 
| Calcified Tissue International | Effect of?Strontium Ranelate on?the?Muscle and?Vertebrae of?Ovariectomized Rats[pubmed:29242963] | 
| Scientific Reports | Compensatory anabolic signaling in the sarcopenia of experimental chronic arthritis.[pubmed:28740214] | 
| Journal of?Animal?Science | Fermented corn-soybean meal elevated IGF1 levels in grower-finisher pigs[Pubmed: 30203098] | 
| European Journal of Internal Medicine | Predictive value of serum myostatin for the severity and clinical outcome of heart failure[Pubmed: 31056368] | 
| J Cell Physiol | Resistance training‐induced muscle hypertrophy is mediated by TGF‐β1‐Smad signaling pathway in male Wistar rats[Pubmed: 31960436] | 
| NEPHROLOGY DIALYSIS TRANSPLANTATION | Myostatin and muscle atrophy during chronic kidney disease[Pubmed: 32974666] | 
| Oxid Med Cell Longev | Gender-Specific Behaviour in Obesity Stages I-II: Imbalance of Aminothiol Status and Adipomyokine Profile in Subjects with Different Insulin Resistance?…[34868459] | 





