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Rat Estradiol(E2)High Sensitivity ELISA Kit

一键复制产品信息
ZC-M6586
20--1400pg/mL
1.0pg/mL
ELISA
48T/ 96T/
/ /
货号 检测范围 灵敏度 规格 应用 市场价 会员价 操作
ZC-M6586-48T 20--1400pg/mL 1.0pg/mL 48T ELISA ¥2300.00
ZC-M6586-96T 20--1400pg/mL 1.0pg/mL 96T ELISA ¥2800.00

超敏M-ELISA系列

ZCIBIO超敏M-ELISA试剂盒通过严格的性能检测,以满足客户对精确性,特异性,准确度和灵敏度的要求。

实验背景

雌二醇(E2)是女性雌激素中生物活性最强的一种,主要来源于卵泡、黄体和胎盘,妊娠后母体和胎儿血液中的脱氢异雄酮(DHA)在胎盘组织内转化为E2和雌酮(E1),产生E2的大量基质是DHA硫酸盐。男性E2主要来源于睾丸。血清E2 浓度是检查下丘—垂体—生殖腺轴功能的重要指标之一。E2 增高常见于正常妊娠尤其多胎妊娠,糖尿病孕妇等。男性患者在全身各系统疾病严重时,血睾酮保护性降低,而雌激素相对的增多。

检测原理

本试剂盒采用竞争法酶联免疫吸附检测技术。首先用羊抗免包被微孔板,制成固相二抗,然后加入待测血清、辣根过氧化物酶标记雌二醇以及抗雌二醇抗体,使之形成包被二抗-抗雌二醇抗体-雌二醇(HRP)复合物,洗涤后,加入显色底物 TMB,避光显色。颜色反应的深浅与样本中雌二醇的浓度成反比,即标记雌二醇的结合量与血清中的雌二醇量成反比。加入终止液终止反应,在 450 nm 波长测定吸光度值。

数据参数

实验方法

竞争法ELISA(定量)

规格

96T(可拆卸)

反应性

大鼠

检测范围

20--1400pg/mL

灵敏度

1.0pg/mL

上样体积

50 μL/孔

样本类型

血清、血浆、组织、细胞上清或其他生物样本

敏感性/最低检测浓度计算方式

敏感性等于20个空白对照孔的平均O.D.值加上2个标准差后对应的浓度。样品的O.D.读数只有在高过敏感性指标的时候才具有统计学显著性

变异系数

板内变异系数<10%,板间变异系数<15%

回收率

85%-115%

保存条件

未开封试剂盒,4℃保存;已开封,标准品-20℃保存,酶标板加干燥剂后密封-20℃保存,其他4℃保存

有效期

6个月。

标曲图

超敏Elisa 标曲图.jpg

实验所需自备物品

1. 96孔读板仪器。

2. 自动洗板机.

3. 移液器和枪头。建议使用多通道移液器/排枪。

4. Eppendorf 管。

5. 额外洗板缓冲液 (neutral PBS 或 TBS,试剂盒内提供足量)

注:样品准备的相关试剂也不含在试剂盒中。

实验操作视频
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