Objective:To clone and express the ns5a gene of HCV 1b DY strain and to make a base to study and utilize the gene and the expressed product.

• 目的:克隆和表达丙型肝炎病毒(HCV)1b型地方株DY株ns5a基因,为进一步研究和应用该基因及其表达产物奠定基础。