The fusion protein of foreign protein and outer membrane protein Lpp-ompA could be high-efficiently displayed on surface, which was the ideal way of antigen presentated by live bacterial vaccine.

• 将外源蛋白与改构的外膜蛋白Lpp-ompA融合表达可高效表达并展示于细菌外表面,是活菌载体疫苗理想的抗原表达途径。