题目内容

时间分辨荧光免疫测定(TRFIA)是以镧系元素标记抗原或抗体作为示踪物,并与时间分辨测定技术相结合,建立起来的一种新型非放射性微量分析技术。TRFIA中最常用的示踪物是

A. Eu3+
B. Sm3+
C. Tb3+
D. Nd3+
E. Dy3+

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ANA荧光是斑点型提示

A. 抗DNP抗体
B. 抗ENA抗体
C. 抗dsDNA抗体
D. 抗核膜抗体
E. 抗核仁抗体

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