Article
The diversity of vacA and cagA genes of Helicobacter pylori in East Asia.
FEMS immunology and medical microbiology - 15 Jan 2004
Zhou Wen, Yamazaki Shiho, Yamakawa Akiyo, Ohtani Masahiro, Ito Yoshiyuki, Keida Yoshihide, Higashi Hideaki, Hatakeyama Masanori, Si Jianmin, Azuma Takeshi
Abstract excerpt
It has been reported that Helicobacter pylori infection with the type I strain, which expresses the VacA and CagA antigens, is associated with duodenal ulcer. We examined the diversity of vacA and cagA genes in 143 isolates obtained from patients with duodenal ulcer or chronic gastritis in East A...
Topics
- Adult
- Alleles
- Antigens, Bacterial
- Bacterial Proteins
- Base Sequence
- China
- Duodenal Ulcer
- Asia, Eastern
- Female
- Genes, Bacterial
- Genetic Variation
- Genotype