Helicobacter pylori antigen

• 幽门螺杆菌

Helicobacter pylori antigen的用法和样例：

例句

1. A hundred years ago, nearly everyone was infected with H. pylori.
   一百多年以前，几乎所有人都感染幽门螺杆菌。
2. The carcinogenetic and tumor-promoting effects of concentrated Helicobacter pylori culture supernatant in rats.
   幽门螺杆菌培养滤液诱癌和促癌作用的实验研究。