The results showed that the nucleic acid vaccine constructed from the genomic DNA can be transcribed in COS cells, the transcription product turned shorter,and the intron region of 86 bp was spliced accurately.

• 结果发现 ,基因组DNA来源的核酸疫苗在COS细胞中能成功地转录 ,转录产物大小为 4 77bp ,其中 86bp的内含子区域被剪接 ;