Objective:To design a new gene encoding the antigen epitope of the spike protein(S protein) of severe acute respiratory syndrome coronavirus (SARS-CoV) and express the new gene.

• 目的:表达严重急性呼吸综合征(SARS)冠状病毒S蛋白的抗原表位序列,为研制新型的SARS病毒疫苗提供新思路。