摘要:用小鼠IgG纯品免疫新西兰大白兔,获得兔抗小鼠IgG多克隆抗体。以兔抗小鼠IgG多抗包被聚苯乙烯微孔板,配以辣根过氧化物酶标记的山羊抗小鼠IgG抗体和以3,3’5,5-四甲基联苯胺(TMB)为底物,建立了快速测定McAb培养上清中鼠源IgG的双抗体夹心ELISA方法。该方法的检测线性范围是7.02ng/mL至449.38ng/mL之间,回收率在94.83%-115.15%之间,变异系数在1.45%-9.94%之间。显然用该方法测定McAb培养上清中鼠源IgG质量浓度是可行的。
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