Immunoprotection of mice against Helicobacter pylori infection by oral immunization with attenuated Salmonella typhimurium expressing hpaA gene of Helicobacter pylori
Immunoprotection of mice against Helicobacter pylori infection by oral immunization with attenuated Salmonella typhimurium expressing hpaA gene of Helicobacter pylori
表达幽门螺杆菌hpaA基因的减毒鼠伤寒沙门氏菌对小鼠的免疫保护作用