Helicobacter pylori endemic and gastric disease

Digestive Diseases and Sciences

Volumn 50, Issue 11, 2005, Pages 2075-2080

  Siavoshi, Farideh ^a   Malekzadeh, Reza ^b   Daneshmand, Mohammad ^b   Ashktorab, Hassan ^c  

^a Khatam University   (Iran)

^b TEHRAN UNIVERSITY OF MEDICAL SCIENCES   (Iran)

^c HOWARD UNIVERSITY CANCER CENTER   (United States)

Author keywords

Genotype; Helicobacter; Iran; Virulence

Indexed keywords

ADULT; AGED; ALLELE; ARTICLE; BACTERIAL INFECTION; BACTERIAL STRAIN; BACTERIAL VIRULENCE; CLINICAL FEATURE; ENVIRONMENTAL FACTOR; FEMALE; GENETIC HETEROGENEITY; GENOTYPE; HELICOBACTER PYLORI; HUMAN; IRAN; MAJOR CLINICAL STUDY; MALE; NONHUMAN; PEPTIC ULCER; PRIORITY JOURNAL; STOMACH BIOPSY; STOMACH CARCINOMA; STOMACH DISEASE; TREATMENT OUTCOME;

ADOLESCENT; ADULT; AGED; AGED, 80 AND OVER; ANTIGENS, BACTERIAL; BACTERIAL PROTEINS; FEMALE; GENOTYPE; HELICOBACTER INFECTIONS; HELICOBACTER PYLORI; HUMANS; IRAN; MALE; MIDDLE AGED; PEPTIC ULCER; STOMACH NEOPLASMS;

EID: 27144524061     PISSN: 01632116     EISSN: None     Source Type: Journal    
DOI: 10.1007/s10620-005-3010-1     Document Type: Article

References (27)

1. Dunn BE, Cohen H, Blaser MJ: Helicobacter pylori. Clin Microbiol Rev 10:720-741, 1997
2. Forsyth MH, Atherton JC, Blaser MJ, Cover TL: Heterogeneity in levels of vacuolating cytotoxin gene (vacA) transcription among Helicobacter pylori strains. Infect Immun 66:3088-3094, 1998
3. Mitchell HM, Hazell SL, Li YY, Hu PJ: Serological response to specific Helicobacter pylori antigens: antibody against CagA antigen is not predictive of gastric cancer in a developing country. Am J Gastroenterol 91:1785-1788, 1996
4. Go MF: Review article: natural history and epidemiology of Helicobacter pylori infection. Aliment Pharmacol Ther 16 (Suppl 1):3-15, 2002
5. Segal ED, Cha J, Lo J, Falkow S, Tompkins LS: Altered states: involvement of phosphorylated CagA in the induction of host cellular growth changes by Helicobacter pylori. Proc Natl Acad Sci USA 96:14559-14564, 1999
6. Censini S, Lange C, Xiang Z, Crabtree JE, Ghiara P, Borodovsky M, Rappuoli R, Covacci A: cag, a pathogenicity island of Helicobacter pylori, encodes type I-specific and disease-associated virulence factors. Proc Natl Acad Sci USA 93:14648-14653, 1996
7. Blaser MJ, Perez-Perez GI, Kleanthous H, Cover TL, Peek RM, Chyou PH, Stemmermann GN, Nomura A: Infection with Helicobacter pylori strains possessing cagA is associated with an increased risk of developing adenocarcinoma of the stomach. Cancer Res 55:2111-2115, 1995
8. Atherton JC, Cao P, Peek RM, Jr., Tummuru MK, Blaser MJ, Cover TL: Mosaicism in vacuolating cytotoxin alleles of Helicobacter pylori. Association of specific vacA types with cytotoxin production and peptic ulceration. J Biol Chem 270:17771-17777, 1995
9. van Doorn LJ, Figueiredo C, Sanna R, Pena S, Midolo P, Ng EK, Atherton JC, Blaser MJ, Quint WG: Expanding allelic diversity of Helicobacter pylori vacA. J Clin Microbiol 36:2597-2603, 1998
10. Pan ZJ, Berg DE, van der Hulst RW, Su WW, Raudonikiene A, Xiao SD, Dankert J, Tytgat GN, van der Ende A: Prevalence of vacuolating cytotoxin production and distribution of distinct vacA alleles in Helicobacter pylori from China. J Infect Dis 178:220-226, 1998
11. Atherton JC, Peek RM, Jr., Tham KT, Cover TL, Blaser MJ: Clinical and pathological importance of heterogeneity in vacA, the vacuolating cytotoxin gene of Helicobacter pylori. Gastroenterology 112:92-99, 1997
12. Malekzadeh R, Merat S, Derakhshan MH, Siavoshi F, Yazdanbod A, Mikaeli J, Sotoudemanesh R, Sotoudeh M, Farahvash MJ, Nasseri-Moghaddam S, Pourshams A, Dolatshahi S, Abedi B, Babaei M, Arshi S, Majidpour A: Low Helicobacter pylori eradication rates with 4- and 7-day regimens in an Iranian population. J Gastroenterol Hepatol 18:13-17, 2003
13. Massarrat S, Saberi-Firoozi M, Soleimani A, Himmelmann GW, Hitzges M, Keshavarz H: Peptic ulcer disease, irritable bowel syndrome and constipation in two populations in Iran. Eur J Gastroenterol Hepatol 7:427-133, 1995
14. Miehlke S, Kirsch C, Agha-Amiri K, Gunther T, Lehn N, Malfertheiner P, Stolte M, Ehninger G, Bayerdorffer E: The Helicobacter pylori vacA s1, m1 genotype and cagA is associated with gastric carcinoma in Germany. Int J Cancer 87:322-327, 2000
15. Kersulyte D, Chalkauskas H, Berg DE: Emergence of recombinant strains of Helicobacter pylori during human infection. Mol Microbiol 31:31-43, 1999
16. Gonzalez-Valencia G, Atherton JC, Munoz O, Dehesa M, la Garza AM, Torres J: Helicobacter pylori vacA and cagA genotypes in Mexican adults and children. J Infect Dis 182:1450-1454, 2000
17. Yamaoka Y, Kodama T, Gutierrez O, Kim JG, Kashima K, Graham DY: Relationship between Helicobacter pylori iceA, cagA, and vacA status and clinical outcome: studies in four different countries. J Clin Microbiol 37:2274-2279, 1999
18. Pan ZJ, van der Hulst RW, Feller M, Xiao SD, Tytgat GN, Dankert J, van der Ende A: Equally high prevalences of infection with cagA-positive Helicobacter pylori in Chinese patients with peptic ulcer disease and those with chronic gastritis-associated dyspepsia. J Clin Microbiol 35:1344-1347, 1997
19. Hou P, Tu ZX, Xu GM, Gong YF, Ji XH, Li ZS: Helicobacter pylori vacA genotypes and cagA status and their relationship to associated diseases. World J Gastroenterol 6:605-607, 2000
20. Ito Y, Azuma T, Ito S, Miyaji H, Hirai M, Yamazaki Y, Sato F, Kato T, Kohli Y, Kuriyama M: Analysis and typing of the vacA gene from cagA-positive strains of Helicobacter pylori isolated in Japan. J Clin Microbiol 35:1710-1714, 1997
21. Chun HJ, Park DK, Park CH, Park JH, Jeen YT, Um SH, Lee SW, Choi JH, Kim CD, Ryu HS, Hyun JH, Chae YS, Uhm CS: Electron microscopic evaluation of adhesion of Helicobacter pylori to the gastric epithelial cells in chronic gastritis. Korean J Intern Med 17:45-50, 2002
22. Go MF, Cissell L, Graham DY: Failure to confirm association of vacA gene mosaicism with duodenal ulcer disease. Scand J Gastroenterol 33:132-136, 1998
23. Evans DG, Queiroz DM, Mendes EN, Evans DJ Jr: Helicobacter pylori cagA status and s and m alleles of vacA in isolates from individuals with a variety of H. pylori-associated gastric diseases. J Clin Microbiol 36:3435-3437, 1998
24. van Doorn LJ: Detection of Helicobacter pylori virulence-associated genes. Expert Rev Mol Diagn 1:290-298, 2001
25. El-Mahdi AM, Patchett SE, Char S, Domizio P, Fedail SS, Kumar PJ: Does CagA contribute to ulcer pathogenesis in a developing country, such as Sudan? Eur J Gastroenterol Hepatol 10:313-316, 1998
26. Wong BC, Yin Y, Berg DE, Xia HH, Zhang JZ, Wang WH, Wong WM, Huang XR, Tang VS, Lam SK: Distribution of distinct vacA, cagA and iceA alleles in Helicobacter pylori in Hong Kong. Helicobacter 6:317-324, 2001
27. Bravo LE, van Doom LJ, Realpe JL, Correa P: Virulence-associated genotypes of Helicobacter pylori: Do they explain the African enigma? Am J Gastroenterol 97:2839-2842, 2002