The present invention concerns recombinant DNA's comprising cDNA of genomic RNA of a Salmonidae alphavirus preceded by a spacer sequence, under the control of a suitable promoter. Said recombinant DNA's are useful for obtaining expression vectors, producing recombinant Salmonidae alphavirus, and for obtaining vaccines.
本发明涉及
重组DNA,包括一个Salmonidae alphavirus的
基因组RNA的cDNA,其前面有一个间隔序列,在适当的启动子控制下。这些
重组DNA对于获得表达载体、产生
重组的Salmonidae alphavirus以及获得疫苗非常有用。