Plasma homocysteine, vitamin 12 vitamin B 6, and folic acid concentration were analyzed by HPLC and RIA.
利用HPLC和RIA检测血浆同半胱胺酸、维生素B6 、 维生素B12 、 与叶酸的浓度.
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Objective To improve the accuracy of estradial RIA by analysing the cause of systematic errors.
目的:通过分析放射免疫测定(RIA)血清雌二醇(E2)的系统误差,提高测定的准确度.
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The plasma concentration of Renin , Ang II and ALD were measured by the method of radioimmunoassay ( RIA ).
应用放射免疫方法 ( RIA ) 测定清晨空腹卧位循环血浆PRA、Ang、Ald浓度.
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The NT ( neurotensin ) contents in different brain regions ( hypothala - mus , midbrain , cortex ) were measured by radioimmunoassay ( RIA ) during biphasicfever induced by EP i. v.