1Day AS, Jones NL, Lynett JT, et al. CagE is a virulence factor associated with Helicobacter pylori-induced duodenal ulceration in children. J Infect Dis, 2000, 181(4): 1370-1375.
2Dixon MF, Genta RM, Yardley JH, et al. Classification and grading of gastritis. The updated sydney system. international workshop on the histopathology of gastritis, Houston 1994. Am J Surg Pathol, 1996, 20(10): 1161-1181.
3Slater E, Owen RJ, Williams M, et al. Conservation of the cag pathogenicity island of Helicobacter pylori: associations with vacuolating cytotoxin allele and IS605 diversity.Gastroenterology, 1999, 117(6): 1308-1315.
4Sadakane Y, Kusaba K, Nagasawa I. Prevalence and genetic diversity of cagD, cagE, and vacA in Helicobacter pylori strains isolated from Japanese patients. Scand J Gastroenterol, 1999, 34(10): 981-986.
5Hsu PI, Hwang IR, Cittelly D, et al. Clinical presentation in relation to diversity within the Helicobacter pylori cag pathogenicity island. Am J Gastroenterol, 2002, 97: 2231-2238.
