目的：优化哺乳动物细胞表达系统,提高目的基因的表达效率.方法：以组织型纤溶酶原激活剂（tPA）为报告基因,利用本实验室建立的CHOfrt/dhf......

To prepare secretary recombinant human neutrophil peptide1 (HNP1)and test its antimicrobialactivity. Methods: The eukary......