Co-twin study of the effect of environment and dietary elements on acquisition of Helicobacter pylori infection

American Journal of Epidemiology

Volumn 148, Issue 8, 1998, Pages 793-797

  Malaty, Hoda M ^a,d   Graham, David Y ^a   Isaksson, Inger ^b   Engstrand, Lars ^c   Pedersen, Nancy L ^b  

^a BAYLOR COLLEGE OF MEDICINE   (United States)

^b KAROLINSKA INSTITUTE   (Sweden)

^c UPPSALA UNIVERSITY HOSPITAL   (Sweden)

^d MICHAEL E DEBAKEY VETERANS AFFAIRS MEDICAL CENTER   (United States)

Author keywords

Child nutrition; Environment; Helicobacter pylori; Socioeconomic factors; Twins

Indexed keywords

ASCORBIC ACID; BACTERIUM ANTIBODY; IMMUNOGLOBULIN G;

ADULT; AGED; ARTICLE; CONTROLLED STUDY; DIETARY FIBER; DIETARY INTAKE; DIZYGOTIC TWINS; ENVIRONMENTAL FACTOR; FAT INTAKE; GRAM NEGATIVE INFECTION; HELICOBACTER PYLORI; HUMAN; HYGIENE; MAJOR CLINICAL STUDY; MONOZYGOTIC TWINS; REARING; SOCIOECONOMICS; SWEDEN; TWINS; VITAMIN INTAKE;

EID: 0032532473     PISSN: 00029262     EISSN: None     Source Type: Journal    
DOI: 10.1093/oxfordjournals.aje.a009700     Document Type: Article

References (24)

1. Malaty HM, Engstrand L, Pedersen NL, et al. Genetic and environmental influences of Helicobacter pylori infection: a twin study. Ann Intern Med 1994;120:982-6.
2. Graham DY, Malaty HM, Evans DG, et al. Epidemiology of Helicobacter pylori in an asymptomatic population in the United States: effect of age, race and socioeconomic status. Gastroenterology 1991;100:1495-1501.
3. Mendall MA, Goggin PM, Molineaux N, et al. Childhood living conditions and Helicobacter pylori seropositivity in adult life. Lancet 1992;339:896-7.
4. Malaty HM, Evans DG, Evans DJ Jr, et al. Helicobacter pylori infection in Hispanics: comparison with blacks and whites of similar age and socioeconomic class. Gastroenterology 1992; 103:813-16.
5. Malaty HM, Graham DY. Importance of childhood socioeconomic status on the current prevalence of Helicobacter pylori infection. Gut 1994;35:742-5.
6. Fiedorek SC, Malaty HM, Evans DG, et al. Factors influencing the epidemiology of Helicobacter pylori infection in children. Pediatrics 1991;3:578-82.
7. Mitchell HM, Li YY, Hu PJ, et al. Epidemiology of Helicobacter pylori in southern China: identification of early childhood as the critical period for acquisition. J Infect Dis 1992; 166:149-53.
8. Teh BH, Lin JT, Pan WH, et al. Seroprevalence and associated risk factors of Helicobacter pylori infection in Taiwan. Anticancer Res 1994;14:1389-92.
9. Banatvala N, Mayo K, Megraud F, et al. The cohort effect and Helicobacter pylori. J Infect Dis 1993;168:219-21.
10. Isaacson PG, Spencer J. Is gastric lymphoma an infectious disease? (Editorial). Hum Pathol 1993;24:569-70.
11. Forman D, Sitas F, Newell DG, et al. Geographic association of Helicobacter pylori antibody prevalence and gastric cancer mortality in rural China. Int J Cancer 1990;46:608-11.
12. Corea P, Fox J, Fontham E, et al. Helicobacter pylori and gastric carcinoma. Serum antibody prevalence in populations with contrasting cancer risks. Cancer 1990;66:2569-74.
13. Forman D, Newell DG, Fullerton F, et al. Association between infection with Helicobacter pylori and risk of gastric cancer: evidence from a prospective investigation. BMJ 1991;302: 1302-5.
14. Thompson L, Cockayne A, Spiller RC. Inhibitory effect of polyunsaturated fatty acids on the growth of Helicobacter pylori: a possible explanation of the effect of diet on peptic ulceration. Gut 1994;35:1557-61.
15. Lee JK, Park BJ, Yoo KY, et al. Dietary factors and stomach cancer: a case-control study in Korea. Int J Epidmiol 1995; 24:33-41.
16. Fontham ETH, Ruiz B, Perez A, et al. Determinants of Helicobacter pylori infection and chronic gastritis. Am J Gastroenterol 1995;90:1049-1101.
17. Pedersen NL, Friberg L, Floderus-Myrhed B, et al. Swedish early separated twins: characterization and identification. Acta Genet Med Gemellol (Roma) 1984;33:243-51.
18. Pedersen NL, McClearn GE, Plomin R, et al. The Swedish Adoption Twin Study of Aging: an update. Acta Genet Med Gemellol (Roma) 1991;40:7-20.
19. Evans DJ Jr, Evans DG, Graham DY, et al. A sensitive and specific serologic test for detection of Campylobacter pylori infection. Gastroenterology 1989;96:1004-8.
20. Malaty HM, Kim JG, Kim SD, et al. Prevalence of Helicobacter pylori infection in Korean children: inverse relation to socioeconomic status despite a uniformly high prevalence in adults. Am J Epidemiol 1996;143:257-62.
21. Malaty HM, Graham DY, Klein PD, et al. Transmission of Helicobacter pylori infection: studies in families of healthy individuals. Scand J Gastroenterol 1991;9:927-32.
22. Drumm B, Perez-Perez GI, Blaser MJ, et al. Intrafamilial clustering of Helicobacter pylori infection. N Engl J Med 1990;322:359-63.
23. Valle J, Kekki M, Sipponen P, et al. Long-term course and consequences of Helicobacter pylori gastritis: results of a 32-year follow-up study. Scand J Gastroenterol 1996;31: 546-50.
24. Nilius M, Bode G, Lehnhardt G, et al. In vitro inhibition of Helicobacter pylori urease: biochemical and ultrastructural analysis. Eur J Clin Invest 1991;21:551-7.