High Sensitivity Rat TNF-α(Tumor Necrosis Factor Alpha) ELISA Kit
中文名称:高敏型大鼠肿瘤坏死因子α(TNF-α)酶联免疫吸附测定试剂盒
货号:GEHSR0001
价格: ¥3200.00 ¥2200.00 ¥14400.00
产品详情
试剂盒用于体外定量检测大鼠血清、血浆或其他生物体液中TNF-α浓度
产品应用ELISA
检测原理本试剂盒采用双抗体夹心ELISA法。用抗大鼠TNF-α抗体包被于酶标板上,实验时样品(或标准品)中的大鼠TNF-α会与包被抗体结合。后依次加入生物素化的抗大鼠TNF-α抗体和辣根过氧化物酶标记的亲和素,抗大鼠TNF-α抗体与结合在包被抗体上的大鼠TNF-α结合,生物素与亲和素特异性结合而形成免疫复合物,游离的成分被洗去。加入显色底物(TMB),TMB在辣根过氧化物酶的催化下呈现蓝色,加终止液后变成黄色。用酶标仪在450 nm波长处测OD值,TNF-α浓度与OD450值之间呈正比,通过绘制标准曲线计算出样品中TNF-α的浓度。
反应类型Sandwich-ELISA
反应时间3 h 30 min
反应性Rat
检测方法比色法、ELISA、夹心法
检测范围1.56-100 pg/mL
灵敏度0.86 pg/mL
样本体积100 μL
样本类型血清、血浆或其他生物体液
特异性可检测样本中的大鼠TNF-α,且与其它类似物无明显交叉反应
精密度板内,板间变异系数均<10%
回收率80%-120%
储存条件2-8℃
有效期12个月
产品结果图
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