Sequence analysis of 450bp of C-terminus of the Ngene indicated that all of the 7 isolates were H1 genotype.
其中碳末端45 0个核苷酸的序列测定和分析提示,该7株病毒为麻疹野病毒H1基因型。
2
A result indicates that the expression level of a foreign gene is improved by 2 times to 3 times through fusing with the polyhedrin geneN-terminal sequence.