该文就响应原理和存在的问题讨论如何设计一个性能优异的电化学核酸适体传感器。
The following content discuss with the principle and problems in how to design an electrochemical aptasensor with good performance.
本文利用静电作用原理，通过聚赖氨酸来固定小牛胸腺脱氧核糖核酸（ CT- DNA）的方法制得性能稳定的CT- DNA修饰电极。
A simple electrode preparation method is reported, based on the adsorption of poly-lysine on the surface of the gold electrode to immobilize CT-DNA through the electrostatic action.
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