During oligonucleotide immobilization, terminal amino modification has no obvious specificity, but it can enhance the hybridization capacity of immobilized oligonucleotides.
寡核苷酸固定过程中，末端氨基修饰没有明显的特异性，但是可以提高被固定探针的杂交容量。
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Objective: To detect SARS virus by hybridization in oligonucleotide array.