酶免疫分析技术的质量依赖于抗原的纯度、抗体的特异性、合适标记酶的选用，其灵敏度取决于标记酶的高度纯化和高转化率。
The quality of an enzyme immunoassays depends very much on the purity of the antigen or hapten used for conjugation, the specificity of the antibody and the choice of a suitable enzyme label.
酶免疫检测(EIA)技术，是根据抗原抗体反应具有高度的特异性，将酶标记物的抗体作为标准试剂来鉴定未知的抗原。
Based on high specificity of antigen-antibody reaction, enzyme immunoassay (EIA) identified unknown antigen by antibody labelled with enzyme as standard reagent.
DNA改组技术是目前蛋白质、酶和单克隆抗体等体外定向进化的高效方法。
Recently DNA Shuffling has been developed to one of the most effective methods for evolutions of protein, enzyme and monoclonical antibody in vitro, etc.
应用推荐