用特异化学标记的短链DNA取代了混有稀土的复合物，每一个链有不同顺序的基因编码。
In place of combinations of rare-earth compounds, its unique chemical markers are short stretches of DNA, each with different sequence of genetic code.
对产生信号的标记抗体-抗原复合物的捕获，是用抗体固定在已经提到的硝酸纤维素的特定区域内来达到的。
The capture of the labeled antibody-analyte complex for signal generation can be achieved with the antibody immobilized in a defined area of nitrocellulose membrane as mentioned.
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