雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型)
Instant ELISA Kit for Androstenedione (ASD)
4-Androstenedione; 4-Androstene-3,17-Dione
特异性
本试剂盒用于检测雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型),经检测与其它相似物质无明显交叉反应。
由于受到技术及样本来源的限制,不可能完成对所有相关或相似物质交叉反应检测,因此本试剂盒有可能与未经检测的其它物质有交叉反应。
回收率
分别于定值血清及血浆样本中加入一定量的雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型)(加标样品),重复测定并计算其均值,回收率为测定值与理论值的比率。
样本 | 回收率范围(%) | 平均回收率(%) |
serum(n=5) | 95-102 | 98 |
EDTA plasma(n=5) | 96-104 | 101 |
heparin plasma(n=5) | 84-93 | 89 |
精密度
精密度用样品测定值的变异系数CV表示。CV(%) = SD/mean×100
批内差:取同批次试剂盒对低、中、高值定值样本进行定量检测,每份样本连续测定20 次,分别计算不同浓度样本的平均值及SD值。
批间差:选取3个不同批次的试剂盒分别对低、中、高值定值样本进行定量测定,每个样本使用同一试剂盒重复测定8次,分别计算不同浓度样本的平均值及SD值。
批内差: CV<10%
批间差: CV<12%
线性
在定值血清及血浆样本内加入适量的雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型),并倍比稀释成1:2,1:4,1:8,1:16的待测样本,线性范围即为稀释后样本中雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型)含量的测定值与理论值的比率。
样本 | 1:2 | 1:4 | 1:8 | 1:16 |
serum(n=5) | 83-95% | 79-98% | 94-102% | 85-101% |
EDTA plasma(n=5) | 91-105% | 80-93% | 87-99% | 93-101% |
heparin plasma(n=5) | 95-103% | 97-104% | 83-92% | 78-94% |
稳定性
经测定,试剂盒在有效期内按推荐温度保存,其活性降低率小于5%。
为减小外部因素对试剂盒破坏前后检测值的影响,实验室的环境条件需尽量保持一致,尤其是实验室内温度、湿度及温育条件。其次由同一实验员来进行操作可减少人为误差。
实验流程
1. 实验前标准品、试剂及样本的准备;
2. 加样(标准品及样本)100µL,37°C温育30分钟;
3. 甩干,加检测溶液A100µL,37°C温育30分钟;
4. 洗板3次;
5. 加检测溶液B100µL, 37°C孵育10分钟;
6. 洗板5次;
7. 加TMB底物90µL,37°C孵育10-20分钟;
8. 加终止液50µL,立即450nm读数。
实验原理
将雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型)单克隆抗体包被于96孔微孔板中,制成固相载体,向微孔中加入标准品或标本以及同时加入HRP标记雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型)的多克隆抗体,孵育结束彻底洗涤后加入TMB底物显色。TMB在过氧化物酶的催化下转化成蓝色,并在酸的作用下转化成最终的黄色。颜色的深浅和样品中的被检测物浓度呈正相关。用酶标仪在450nm波长下测定吸光度(O.D.值),计算样品浓度。
相关产品
编号 | 适用物种:Pan-species (General,通用) | 应用(仅供研究使用,不用于临床诊断!) |
CPA456Ge11 | 雄烯二酮(ASD)牛血清白蛋白偶联物 | Immunogen; SDS-PAGE; WB. |
CPA456Ge21 | 雄烯二酮(ASD)卵白蛋白偶联物 | Immunogen; SDS-PAGE; WB. |
PAA456Ge01 | 雄烯二酮(ASD)多克隆抗体 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
LAA456Ge71 | 雄烯二酮(ASD)多克隆抗体(生物素标记) | WB; IHC; ICC. |
MAA456Ge21 | 雄烯二酮(ASD)单克隆抗体 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
MAA456Ge22 | 雄烯二酮(ASD)单克隆抗体 | ELISA, CLIA. / IHC-Fr, ICC, IP (predicted). |
CEA456Ge | 雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法) | Enzyme-linked immunosorbent assay for Antigen Detection. |
IEA456Ge | 雄烯二酮(ASD)检测试剂盒(酶联免疫吸附试验法,快捷型) | Enzyme-linked immunosorbent assay for Antigen Detection. |
LMA456Ge | 雄烯二酮(ASD)等多因子检测试剂盒(流式荧光发光法) | FLIA Kit for Antigen Detection. |
KSA456Ge11 | 雄烯二酮(ASD)检测试剂盒DIY材料(酶联免疫吸附试验法) | Main materials for "Do It (ELISA Kit) Yourself". |
参考文献
杂志 | 参考文献 |
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Molecular reproduction and development | Evidence that downregulation of Wilms' tumor 1 (WT1) is involved in cortical stromal cell differentiation into theca cells in adult bovine ovaries [Pubmed: 31490589] |
DOMESTIC ANIMAL ENDOCRINOLOGY | Wilms' tumor (WT1)(+/-KTS) variants decreases the progesterone secretion of bovine ovarian theca cells [Pubmed: 32739762] |
ANIMAL REPRODUCTION SCIENCE | A study on steroidogenic elaborations of stroma and their regulation in response to ovarian hormones in goats [33845412] |
Reprod Domest Anim | Extracellular Vesicles of Bovine Small Follicular Fluid Promote Ovarian Cortical Stromal Cell Proliferation and Steroidogenesis [34402549] |
Curr Oncol | Plasma Aromatase Activity Index, Gonadotropins and Estrone Are Associated with Frailty Syndrome in Post-Menopausal Women with Breast Cancer [Pubmed:35323344] |