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亲和层析法纯化系统性红斑狼疮特异性60KDRo/SSA抗原 被引量:1

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摘要 目的:建立亲和层析法纯化Ro/SSA自身抗原系统中60KD组分的方法。方法:从猪脾提ENA(可提取核抗原),以硫酸铵沉淀、离子交换层析进行初步纯化。挑选单纯抗60KDSSA抗体阳性的病人的血清,制备亲和层析柱。用ELISA法检测所制备的抗原。结果: 60KDSSA抗体阳性标准血清ELISA检测为阳性,Sm和RNP、Jo-1、Scl-70的标准抗血清为阴性。结论:该方法可获得高纯度的抗原,可用于ELISA检测等目的。
作者 贺晨
出处 《中国卫生检验杂志》 CAS 2005年第4期482-482,489,共2页 Chinese Journal of Health Laboratory Technology
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