The exterior protein gene and the specific protein gene coded on the surface of phage can be fusedly expressed on the surface of phage with the recently developed technology-phage display technique.

• 噬菌体表面展示技术是近年发展起来的,将外源蛋白基因与噬菌体表面特定蛋白基因在其表面融合表达的新技术。