Host susceptibility
M. Blaser, United States

Microbial Factors
S. Normark, Sweden

Pathology
R. Genta, Switzerland

Clinic
K. McKoll, United Kingdom

05.04
Long-standing Gastric Mucosal Barrier Dysfunction in Mongolian Gerbils with Helicobacter pylori-induced Gastritis
Y. Sun¹, J. D. Söderholm¹, F. Petersson², K. Borch¹;
¹Division of Surgery, Department of Biomedicine and Surgery, Faculty of Health Sciences, Linköping, Sweden, ²Pathology Research Department, Ryhov Hospital, Jönköping, Sweden.

06.01
The prevalence and transmission of Helicobacter Pylori in a large population based screening programme in Norway. The Nord-Trøndelag healthstudy (HUNT)
K. Hveem, Ø. Krüger;
HUNT Research Centre, Verdal, Norway.

06.02
Assessment of acquisition of Helicobacter pylori in Bangladeshi children by serologic methods
G. I. Perez-Perez¹, A. Z. Olivares¹, R. Sack², K. Hasan³, S. Saker³, P. Bardham³, M. J. Blaser^1,4;
¹New York University School of Medicine, New York, NY, United States, ²Johns Hopkins University, Baltimore, MD, United States, ³Institute of Cholera and Diarrhea Diseases Research, Dhaka, Bangladesh, ⁴VA Medical Affairs, New York, NY, United States.

06.03
Helicobacter pylori acquisition in infancy: first results of a prospective birth cohort study from Germany
D. Rothenbacher¹, M. Weyermann¹, G. Bode¹, G. Adler², H. Brenner¹;
¹Dept. of Epidemiology/German Centre for Research on Ageing, Heidelberg, Germany, ²Dept. of Internal Medicine I, Ulm, Germany.

06.04
Concordance of Helicobacter pylori strains within families
M. Kivi, Y. Tindberg, C. Bengtsson, L. Engstrand, M. Granström;
Karolinska Institutet, Stockholm, Sweden.

11.15
TNF-Alpha and LTB-4 are involved in the pathogenesis of gastroduodenal damage induced by low-dose aspirin and Helicobacter pylori infection.
G. Treiber, T. Wex, P. Malfertheiner;
Otto-von-Guericke University Magdeburg, Magdeburg, Germany.

12.10
H. pylori-positive or -negative carriers of interleukin-1 gene polymorphisms are protected against GERD
D. M. M. Queiroz, J. B. Guerra, A. Santos, A. G. Oliveira, A. M. C. Rocha, A. M. F. Nogueira, M. M. D. A. Cabral, C. A. Oliveira, G. A. Rocha;
Universidade Federal de Minas Gerais/Faculade de Medicina, Belo Horizonte, Brazil.

9.01
Detection of enterohepatic Helicobacter species in patients suffering from inflammatory bowel diseases
U. R. M. Bohr, B. Glasbrenner, A. Primus, A. Zagoura, T. Wex, P. Malfertheiner;
Otto-von-Guericke-University Magdeburg, Magdeburg, Germany.

9.02
Nickel-responsive induction of urease activity is restricted to gastric Helicobacter species
A. H. M. van Vliet, J. Stoof, E. J. Kuipers, J. G. Kusters;
Erasmus MC, Rotterdam, Netherlands.

9.05
Two-dimensional gel-electrophoresis and immunoblot analysis of cell-surface proteins of non-gastric Helicobacter
O. Fedkiv, T. Wadstrom, I. Nilsson, A. Ljungh;
Medical Microbiology, Dermatology and Infection, Lund University, Lund, Sweden.

9.07
Preliminary analysis of the lipopolysaccharides (LPSs) of human and chicken isolates of Helicobacter pullorum
A. P. Moran¹, A. V. Perepelov^2,3, Y. A. Knirel^2,3, S. O. Hynes⁴, T. Wadstrom⁴, P. E. Jansson²;
¹National University of Ireland, Galway, Galway, Ireland, ²Karolinska Institute, Huddinge University Hospital, Stockholm, Sweden, ³N.D. Zelinsky Institute of Organic Chemistry, Russian of Academy of Sciences, Moscow, Russian Federation, ⁴University of Lund, Lund, Sweden.

9.12
Prevalence of entero-hepatic helicobacters in Crohn’s disease: preliminary study.
F. Zerbib^1,2, D. Laharie^3,1, C. Asencio¹, A. Ménard¹, H. Lamouliatte², P. Couzigou³, F. Mégraud¹;
¹Université Victor Segalen Bordeaux 2, Bordeaux, France, ²Hôpital Saint André, Bordeaux, France, ³Hôpital Haut Lévêque, Bordeaux, France.

13.02
A genetic basis for hepatocellular cancer: dominant responsiveness in Helicobacter hepaticus induced liver cancer in F1 hybrid B6AF1 male mice
A. Garcia, A. B. Rogers, M. Ihrig, J. G. Fox;
Massachusetts Institute of Technology, Cambridge, MA, United States.

13.03
H. pylori infection and risk of cirrhosis in patients with hepatitis C virus
G. A. Rocha¹, S. M. S. Cinque¹, A. M. C. Rocha¹, A. G. Oliveira^1,2, A. Godoy³, H. Tanno³, D. M. M. Queiroz¹;
¹Universidade Federal de Minas Gerais/Faculdade de Medicina, Belo Horizonte, Brazil, ²Faculdade de Medicina do Triângulo Mineiro, Uberaba, Brazil, ³Universidad Nacional de Rosario, Rosario, Argentina.

13.07
Link between Helicobacter and chronic gall bladder disease?
E. Apostolov^1,2, Y. Gaydar², W. Abu Al-Soud¹, I. Kornilovs´ka¹, V. Usenko³, V. Lyzogubov³, A. Ljungh¹, T. Wadstrom¹;
¹Medical Microbiology, Dermatology and Infection, Lund University, Lund, Sweden, ²Dept Pathology, Inst Gastroenterology of Academy of Med Science of Ukraine, Dnipropetrovsk, Ukraine, ³Morphological Laboratory BIONTEC, Dnipropetrovsk, Ukraine.

14.03
A possible role of Lewis determinants of H. pylori LPS in the pathogenesis of atherosclerosis.
M. Chmiela¹, T. Rechcinski², A. Moran³, A. Miszczak¹, M. Krzeminska - Pakula², M. Wieckowska - Szakiel¹, L. Bak - Romaniszyn⁴, I. Planeta _ Malecka⁴, W. Rudnicka¹;
¹University of Lodz, Lodz, Poland, ²Medical University in Lodz, Lodz, Poland, ³National University of Ireland, Galway, Ireland, ⁴Institute Mother and Child Health Centre, Lodz, Poland.

14 05
Cag-A positive cytotoxic H. pylori strains: a link between plaque instability and atherosclerotic stroke ?
M. Gabrielli, A. Santoliquido, V. Cicconi, M. Candelli, E. C. Nista, R. Finizio, M. Serricchio, P. Tondi, G. Gasbarrini, P. Pola, A. Gasbarrini;
Catholic University, Rome, Italy.

03.03
A novel apoptosis-inducing protein from Helicobacter pylori
K. Shibayama, K. Kamachi, T. Yagi, K. Yamane, Y. Doi, N. Shibata, H. Kato, Y. Arakawa;
National Institute of Infectious Diseases, Tokyo, Japan.

03.04
Functional Adaptation of BabA Adherence and Ethnic Tropism by Helicobacter pylori
M. Hurtig¹, N. Roche², G. Dailide³, S. Vikström¹, A. Arnqvist¹, D. Ilver², S. Lindén⁴, U. Nilsson⁵, B. Velapatiño⁶, R. Gilman⁶, T. Alarcon⁷, M. López-Brea⁷, T. Nakazawa⁸, A. Parkinson⁹, J. Fox¹⁰, P. Correa¹¹, G. Perez-Perez¹², M. Blaser¹², S. Normark¹³, I. Carlstedt⁴, S. Teneberg², D. Berg³, T. Borén¹;
¹Department of Odontology, Oral Microbiology, Umeå University, Umeå, Sweden, ²Institute of Medical Biochemistry, Göteborg University, Göteborg, Sweden, ³Department of Molecular Microbiology, Washington University Medical School, St. Louis, MO, United States, ⁴Department of Cell and Molecular Biology, Lund University, Lund, Sweden, ⁵Department of Organic Chemistry, The Lund Institute of Technology, University of Lund, Lund, Sweden, ⁶Department of Pathology, Universidad Peruana Cayetano Heredia, Lima, Peru, ⁷Department of Microbiology, Hospital de la Princesa, Madrid, Spain, ⁸Department of Microbiology, Yamaguchi University School of Medicine, Yamaguchi, Japan, ⁹Arctic Investigations Program, National Center for Infectious Diseases, Centers for Disease Control and Prevention, Anchorage, AK, United States, ¹⁰Division of Comparative Medicine, Massachusetts Institute of Technology, Cambridge, MA, United States, ¹¹Louisiana State University Medical Center, New Orleans, AL, United States, ¹²Department of Medicine, New York University School of Medicine, New York, NY, United States, ¹³Microbiology and Tumorbiology Center (MTC), Karolinska Institute, Stockholm, Sweden.

03.06
Modification in the Outer Membrane Proteins of Helicobacter pylori During Experimental Infection of Rhesus Macaques
J. V. Solnick¹, L. M. Hansen¹, N. Salama², J. Boonjakuakul¹, M. Syvanen¹, S. Falkow³;
¹University of California, Davis, Davis, CA, United States, ²Fred Hutchinson Cancer Research Center, Seattle, WA, United States, ³Stanford University School of Medicine, Stanford, CA, United States.

03.12
An H. pylori factor inhibits growth of leukemia cells by inducing cell cycle arrest
M. Gerhard, C. Schmees, M. Sander, P. Voland, C. K. Prinz;
II. Medical Department, Munich, Germany.

03.21
Gastrointestinal diseases in Mongolian Gerbils due to Helicobacter pylori infection: role of cag pathogenicity island
G. E. Rieder¹, E. Weiss¹, J. L. Merchant², R. Haas¹;
¹Max-von-Pettenkofer Institute, Department of Hygiene and Medical Microbiology, Munich, Germany, ²Department of Internal Medicine, University of Michigan, Ann Arbor, MI, United States.

03.11
Role of Interferon-Stimulated Responsive Element-Like Element in Helicobacter pylori-Induced Interleukin-8 Gene Transcription
Y. Yamaoka^1,2, T. Kudo^1,2, H. Lu^1,2, A. Casola³, A. R. Brasier³, D. Y. Graham^1,2;
¹VA Medical Center, Houston, TX, United States, ²Baylor College of Medicine, Houston, TX, United States, ³University of Texas Medical Branch, Galveston, TX, United States.

18.05
Profiling of Helicobacter pylori infection induced gene expression
S. Myllykangas^1,2,3, O. Monni^4,3, H. Rautelin^5,2,3, S. Knuutila^2,1,3;
¹Departments of Pathology and Medical Genetics, Helsinki, Finland, ²Haartman Institute, Helsinki, Finland, ³University of Helsinki and Helsinki University Central Hospital Laboratory Diagnostics, Helsinki, Finland, ⁴Biomedicum Biochip Center, Helsinki, Finland, ⁵Department of Bacteriology and Immunology, Helsinki, Finland.

10.17
Molecular and immunohistochemical evaluation of the expression of telomerase in gastric carcinomas: Correlation with Hp infection
A. Karameris¹, T. A. Rokkas²;
¹Histopathology Department, 417 VA Hospital, Athens, Greece, ²Gastroenterology Clinic, Henry Dunant Hospital, Athens, Greece.

07.05
Evidence for downregulation of the Sonic Hedgehog-Pathway in atrophic gastritis, intestinal metaplasia and gastric cancer
G. Faller, A. Dimmler, T. Kirchner;
Insitute of Pathology, Erlangen, Germany.

10.16
The frequency of IL-1 gene polymorphisms in Sowetan subjects and their relationship with H. pylori associated disease.
H. M. Mitchell¹, R. Ally², S. Egan¹, R. Mailvaganam¹, M. Gengos¹, I. Segal¹;
¹University of NSW, Sydney, NSW, Australia, ²Chris Hani Baragwanath Hospital, Johannesburg, South Africa.

07.16
Prevalence of and risk factors for atrophic corpus gastritis
M. Held¹, H. Rautelin², S. Sandin¹, B. Stegmayr³, G. Hallmans⁴, L. Engstrand⁵, O. Nyrén¹;
¹Department of Medical Epidemiology and Biostatistics, Karolinska Institutet, Stockholm, Sweden, ²Department of Bacteriology and Immunology, Haartman Institute, University of Helsinki, Helsinki, Finland, ³Department of Public Health and Clinical Medicine, University of Umeå, Umeå, Sweden, ⁴Department of Public Health and Clinical Medicine, Nutritional Research, University of Umeå, Umeå, Sweden, ⁵Swedish Institute for Infectious Disease Control, Stockholm, Sweden.

07.07
Detection of Helicobacter pylori related premalignant lesions at screening in first degree relatives of gastric cancer
S. Sebastian, W. Hall, P. Crotty, H. O`Connor, M. Buckley, C. O`Morain;
Adelaide and Meath Hospital, Dublin, Ireland.

07.01
H.pylori related atrophic gastritis is a common cause of low vitamin B12 and high homocysteine in serum in anelderly male population
P. Sipponen, F. Laxén, K. Huotari, M. Härkönen;
HUCH, Jorvi Hospital, Espoo, Finland.

07.15
Evaluation of Helicobacter pylori status and serum pepsinogen levels in Barrett’s esophagus and gastric intestinal metaplasia
C. Portal-Celhay¹, G. I. Perez-Perez¹, A. Z. Olivares¹, F. Francois¹, S. Foo², E. Bini^1,3, M. J. Blaser^1,3;
¹New York University School of Medicine, New York, NY, United States, ²New York University, Downtown Hospital, New York, NY, United States, ³VA Medical Affairs, New York, NY, United States.