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YOSHIO YAMAOKA

TitleProfessor
InstitutionBaylor College of Medicine
DepartmentDepartment of Medicine
DivisionMedicine-Gastroenterology & Hepatol
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    R01DK062813     (YAMAOKA, YOSHIO)Dec 1, 2002 - Aug 31, 2014
    NIH/NIDDK
    REGULATION OF CXC CHEMOKINE EXPRESSION BY H. PYLORI
    Role: Principal Investigator

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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Faculty can login to make corrections and additions.
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    1. Khien VV, Thang DM, Hai TM, Duat NQ, Khanh PH, Ha DT, Binh TT, Dung HDQ, Trang TTH, Yamaoka Y. Management of Antibiotic-Resistant Helicobacter pylori Infection: Perspectives from Vietnam. Gut Liver. 2019 09 15; 13(5):483-497. PMID: 31009957.
      View in: PubMed
    2. Tuan VP, Narith D, Tshibangu-Kabamba E, Dung HDQ, Viet PT, Sokomoth S, Binh TT, Sokhem S, Tri TD, Ngov S, Tung PH, Thuan NPM, Truc TC, Phuc BH, Matsumoto T, Fauzia KA, Akada J, Trang TTH, Yamaoka Y. A Next-Generation Sequencing-Based Approach to Identify Genetic Determinants of Antibiotic Resistance in Cambodian Helicobacter pylori Clinical Isolates. J Clin Med. 2019 Jun 15; 8(6). PMID: 31208076.
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    3. Tserentogtokh T, Gantuya B, Subsomwong P, Oyuntsetseg K, Bolor D, Erdene-Ochir Y, Azzaya D, Davaadorj D, Uchida T, Matsuhisa T, Yamaoka Y. Western-Type Helicobacter pylori CagA are the Most Frequent Type in Mongolian Patients. Cancers (Basel). 2019 May 24; 11(5). PMID: 31137742.
      View in: PubMed
    4. Miftahussurur M, Waskito LA, Syam AF, Nusi IA, Wibawa IDN, Rezkitha YAA, Siregar G, Yulizal OK, Akil F, Uwan WB, Simanjuntak D, Waleleng JB, Saudale AMJ, Yusuf F, Maulahela H, Richardo M, Rahman A, Namara YS, Sudarmo E, Adi P, Maimunah U, Setiawan PB, Fauzia KA, Doohan D, Uchida T, Lusida MI, Yamaoka Y. Analysis of risks of gastric cancer by gastric mucosa among Indonesian ethnic groups. PLoS One. 2019; 14(5):e0216670. PMID: 31071187.
      View in: PubMed
    5. Ansari S, Akada J, Matsuo Y, Shiota S, Kudo Y, Okimoto T, Murakami K, Yamaoka Y. Epitope peptides of Helicobacter pylori CagA antibodies from sera by whole-peptide mapping. J Gastroenterol. 2019 May 02. PMID: 31049715.
      View in: PubMed
    6. Auttajaroon J, Chotivitayatarakorn P, Yamaoka Y, Vilaichone RK. CYP2C19 Genotype, CagA Genotype and Antibiotic Resistant Strain of Helicobacter pylori Infection Asian Pac J Cancer Prev. 2019 Apr 29; 20(4):1243-1247. PMID: 31030500.
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    7. Waskito LA, Yamaoka Y. The Story of Helicobacter pylori: Depicting Human Migrations from the Phylogeography. Adv Exp Med Biol. 2019 Apr 24. PMID: 31016625.
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    8. Byambajav TO, Bira N, Choijamts G, Davaadorj D, Gantuya B, Sarantuya T, Sarantuya G, Enkhtsetseg A, Erdenetsogt D, Battulga A, Tserentogtokh T, Matsuhisa T, Yamaoka Y, Oyuntsetseg K. Initial Trials With Susceptibility-Based and Empiric Anti-H. pylori Therapies in Mongolia. Front Pharmacol. 2019; 10:394. PMID: 31040783.
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    9. Gantuya B, El-Serag HB, Matsumoto T, Ajami NJ, Oyuntsetseg K, Azzaya D, Uchida T, Yamaoka Y. Gastric Microbiota in Helicobacter pylori-Negative and -Positive Gastritis Among High Incidence of Gastric Cancer Area. Cancers (Basel). 2019 Apr 10; 11(4). PMID: 30974798.
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    10. Uotani T, Murakami K, Uchida T, Tanaka S, Nagashima H, Zeng XL, Akada J, Estes MK, Graham DY, Yamaoka Y. Changes of tight junction and interleukin-8 expression using a human gastroid monolayer model of Helicobacter pylori infection. Helicobacter. 2019 Jun; 24(3):e12583. PMID: 30950121.
      View in: PubMed
    11. Miftahussurur M, Cruz M, Doohan D, Subsomwong P, Abreu JAJ, Hosking C, Waskito LA, Yamaoka Y. Five alternative Helicobacter pylori antibiotics to counter high levofloxacin and metronidazole resistance in the Dominican Republic. PLoS One. 2019; 14(3):e0213868. PMID: 30917150.
      View in: PubMed
    12. Miftahussurur M, Aftab H, Shrestha PK, Sharma RP, Subsomwong P, Waskito LA, Doohan D, Fauzia KA, Yamaoka Y. Effective therapeutic regimens in two South Asian countries with high resistance to major Helicobacter pylori antibiotics. Antimicrob Resist Infect Control. 2019; 8:40. PMID: 30815255.
      View in: PubMed
    13. Miftahussurur M, Waskito LA, Syam AF, Nusi IA, Siregar G, Richardo M, Bakry AF, Rezkitha YAA, Wibawa IDN, Yamaoka Y. Alternative eradication regimens for Helicobacter pylori infection in Indonesian regions with high metronidazole and levofloxacin resistance. Infect Drug Resist. 2019; 12:345-358. PMID: 30774400.
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    14. Sugimoto M, Yamaoka Y. Role of Vonoprazan in Helicobacter pylori Eradication Therapy in Japan. Front Pharmacol. 2018; 9:1560. PMID: 30697158.
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    15. Gendo Y, Matsumoto T, Kamiyama N, Saechue B, Fukuda C, Dewayani A, Hidano S, Noguchi K, Sonoda A, Ozaki T, Sachi N, Hirose H, Ozaka S, Eshita Y, Mizukami K, Okimoto T, Kodama M, Yoshimatsu T, Nishida H, Daa T, Yamaoka Y, Murakami K, Kobayashi T. Dysbiosis of the Gut Microbiota on the Inflammatory Background due to Lack of Suppressor of Cytokine Signalling-1 in Mice. Inflamm Intest Dis. 2019 Feb; 3(3):145-154. PMID: 30820436.
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    16. Nagashima H, Yamaoka Y. Importance of Toll-like Receptors in Pro-inflammatory and Anti-inflammatory Responses by Helicobacter pylori Infection. Curr Top Microbiol Immunol. 2019; 421:139-158. PMID: 31123888.
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    17. Quach DT, Vilaichone RK, Vu KV, Yamaoka Y, Sugano K, Mahachai V. Helicobacter pylori Infection and Related Gastrointestinal Diseases in Southeast Asian Countries: An Expert Opinion Survey Asian Pac J Cancer Prev. 2018 Dec 25; 19(12):3565-3569. PMID: 30583684.
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    18. Waskito LA, Yih-Wu J, Yamaoka Y. The role of integrating conjugative elements in Helicobacter pylori: a review. J Biomed Sci. 2018 Nov 29; 25(1):86. PMID: 30497458.
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    19. Miftahussurur M, Doohan D, Nusi IA, Adi P, Rezkitha YAA, Waskito LA, Fauzia KA, Bramantoro T, Maimunah U, Thamrin H, Masithah SI, Sukadiono S, Uchida T, Lusida MI, Yamaoka Y. Gastroesophageal reflux disease in an area with low Helicobacter pylori infection prevalence. PLoS One. 2018; 13(11):e0205644. PMID: 30427843.
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    20. Waskito LA, Salama NR, Yamaoka Y. Pathogenesis of Helicobacter pylori infection. Helicobacter. 2018 Sep; 23 Suppl 1:e12516. PMID: 30203582.
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    21. Ansari S, Gantuya B, Tuan VP, Yamaoka Y. Diffuse Gastric Cancer: A Summary of Analogous Contributing Factors for Its Molecular Pathogenicity. Int J Mol Sci. 2018 Aug 16; 19(8). PMID: 30115886.
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    22. Yamaoka Y. How to eliminate gastric cancer-related death worldwide? Nat Rev Clin Oncol. 2018 07; 15(7):407-408. PMID: 29700378.
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    23. Gantuya B, Oyuntsetseg K, Bolor D, Erdene-Ochir Y, Sanduijav R, Davaadorj D, Tserentogtokh T, Uchida T, Yamaoka Y. Evaluation of serum markers for gastric cancer and its precursor diseases among high incidence and mortality rate of gastric cancer area. Gastric Cancer. 2019 01; 22(1):104-112. PMID: 29934751.
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    24. Ansari S, Yamaoka Y. Current understanding and management of Helicobacter pylori infection: an updated appraisal. F1000Res. 2018; 7. PMID: 29946428.
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    25. Gantuya B, Bolor D, Oyuntsetseg K, Erdene-Ochir Y, Sanduijav R, Davaadorj D, Tserentogtokh T, Azzaya D, Uchida T, Matsuhisa T, Yamaoka Y. New observations regarding Helicobacter pylori and gastric cancer in Mongolia. Helicobacter. 2018 Aug; 23(4):e12491. PMID: 29882322.
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    26. Kamogawa-Schifter Y, Yamaoka Y, Uchida T, Beer A, Tribl B, Schöniger-Hekele M, Trauner M, Dolak W. Prevalence of Helicobacter pylori and its CagA subtypes in gastric cancer and duodenal ulcer at an Austrian tertiary referral center over 25 years. PLoS One. 2018; 13(5):e0197695. PMID: 29813089.
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    27. Vilaichone RK, Quach DT, Yamaoka Y, Sugano K, Mahachai V. Prevalence and Pattern of Antibiotic Resistant Strains of Helicobacter Pylori Infection in ASEAN Asian Pac J Cancer Prev. 2018 May 26; 19(5):1411-1413. PMID: 29802708.
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    28. Park JY, Forman D, Waskito LA, Yamaoka Y, Crabtree JE. Epidemiology of Helicobacter pylori and CagA-Positive Infections and Global Variations in Gastric Cancer. Toxins (Basel). 2018 04 19; 10(4). PMID: 29671784.
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    29. Waskito LA, Miftahussurur M, Lusida MI, Syam AF, Suzuki R, Subsomwong P, Uchida T, Hamdan M, Yamaoka Y. Distribution and clinical associations of integrating conjugative elements and cag pathogenicity islands of Helicobacter pylori in Indonesia. Sci Rep. 2018 Apr 17; 8(1):6073. PMID: 29666390.
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    30. Khasag O, Boldbaatar G, Tegshee T, Duger D, Dashdorj A, Uchida T, Matsuhisa T, Yamaoka Y. The prevalence of Helicobacter pylori infection and other risk factors among Mongolian dyspeptic patients who have a high incidence and mortality rate of gastric cancer. Gut Pathog. 2018; 10:14. PMID: 29636824.
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    31. Talebi Bezmin Abadi A, Yamaoka Y. Helicobacter pylori therapy and clinical perspective. J Glob Antimicrob Resist. 2018 09; 14:111-117. PMID: 29581076.
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    32. Binh TT, Tuan VP, Dung HDQ, Tung PH, Tri TD, Thuan NPM, Tam LQ, Nam BC, Giang DA, Hoan PQ, Uchida T, Trang TTH, Khien VV, Yamaoka Y. Molecular Epidemiology of Helicobacter pylori Infection in a Minor Ethnic Group of Vietnam: A Multiethnic, Population-Based Study. Int J Mol Sci. 2018 Mar 01; 19(3). PMID: 29494554.
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    33. Ma J, Hiratsuka T, Etoh T, Akada J, Fujishima H, Shiraishi N, Yamaoka Y, Inomata M. Anti-proliferation effect of blue light-emitting diodes against antibiotic-resistant Helicobacter pylori. J Gastroenterol Hepatol. 2018 Aug; 33(8):1492-1499. PMID: 29218793.
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    34. Kabamba ET, Tuan VP, Yamaoka Y. Genetic populations and virulence factors of Helicobacter pylori. Infect Genet Evol. 2018 06; 60:109-116. PMID: 29471116.
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    35. Teshima R, Hanada K, Akada J, Kawano K, Yamaoka Y. Aggregatibacter actinomycetemcomitans infection causes DNA double-strand breaks in host cells. Genes Cells. 2018 Apr; 23(4):264-273. PMID: 29441648.
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    36. Farzi N, Yadegar A, Aghdaei HA, Yamaoka Y, Zali MR. Genetic diversity and functional analysis of oipA gene in association with other virulence factors among Helicobacter pylori isolates from Iranian patients with different gastric diseases. Infect Genet Evol. 2018 06; 60:26-34. PMID: 29452293.
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    37. Myint T, Miftahussurur M, Vilaichone RK, Ni N, Aye TT, Subsomwong P, Uchida T, Mahachai V, Yamaoka Y. Characterizing Helicobacter pylori cagA in Myanmar. Gut Liver. 2018 Jan 15; 12(1):51-57. PMID: 29069889.
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    38. Mahachai V, Vilaichone RK, Pittayanon R, Rojborwonwitaya J, Leelakusolvong S, Maneerattanaporn M, Chotivitayatarakorn P, Treeprasertsuk S, Kositchaiwat C, Pisespongsa P, Mairiang P, Rani A, Leow A, Mya SM, Lee YC, Vannarath S, Rasachak B, Chakravuth O, Aung MM, Ang TL, Sollano JD, Trong Quach D, Sansak I, Wiwattanachang O, Harnsomburana P, Syam AF, Yamaoka Y, Fock KM, Goh KL, Sugano K, Graham D. Helicobacter pylori management in ASEAN: The Bangkok consensus report. J Gastroenterol Hepatol. 2018 Jan; 33(1):37-56. PMID: 28762251.
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    39. Sugano K, Hiroi S, Yamaoka Y. Prevalence of Helicobacter pylori Infection in Asia: Remembrance of Things Past? Gastroenterology. 2018 01; 154(1):257-258. PMID: 29175045.
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    40. Maki R, Matsukawa M, Matsuduka A, Hashinaga M, Anai H, Yamaoka Y, Hanada K, Fujii C. Therapeutic effect of lyophilized, Kefir-fermented milk on constipation among persons with mental and physical disabilities. Jpn J Nurs Sci. 2018 Jul; 15(3):218-225. PMID: 29105976.
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    41. Ansari S, Kabamba ET, Shrestha PK, Aftab H, Myint T, Tshering L, Sharma RP, Ni N, Aye TT, Subsomwong P, Uchida T, Ratanachu-Ek T, Vilaichone RK, Mahachai V, Matsumoto T, Akada J, Yamaoka Y. Helicobacter pylori bab characterization in clinical isolates from Bhutan, Myanmar, Nepal and Bangladesh. PLoS One. 2017; 12(11):e0187225. PMID: 29107979.
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    42. Subsomwong P, Miftahussurur M, Uchida T, Vilaichone RK, Ratanachu-Ek T, Mahachai V, Yamaoka Y. Prevalence, risk factors, and virulence genes of Helicobacter pylori among dyspeptic patients in two different gastric cancer risk regions of Thailand. PLoS One. 2017; 12(10):e0187113. PMID: 29084246.
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    43. Sharma RP, Miftahussurur M, Shrestha PK, Subsomwong P, Uchida T, Yamaoka Y. Nepalese Helicobacter pylori Genotypes Reflects a Geographical Diversity than a True Virulence Factor Asian Pac J Cancer Prev. 2017 10 26; 18(10):2637-2641. PMID: 29072057.
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    44. Subsomwong P, Miftahussurur M, Vilaichone RK, Ratanachu-Ek T, Suzuki R, Akada J, Uchida T, Mahachai V, Yamaoka Y. Helicobacter pylori virulence genes of minor ethnic groups in North Thailand. Gut Pathog. 2017; 9:56. PMID: 29046726.
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    45. Tanaka S, Nagashima H, Cruz M, Uchida T, Uotani T, Jiménez Abreu JA, Mahachai V, Vilaichone RK, Ratanachu-Ek T, Tshering L, Graham DY, Yamaoka Y. Interleukin-17C in Human Helicobacter pylori Gastritis. Infect Immun. 2017 10; 85(10). PMID: 28739826.
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    46. Binh TT, Tuan VP, Dung HDQ, Tung PH, Tri TD, Thuan NPM, Khien VV, Hoan PQ, Suzuki R, Uchida T, Trang TTH, Yamaoka Y. Advanced non-cardia gastric cancer and Helicobacter pylori infection in Vietnam. Gut Pathog. 2017; 9:46. PMID: 28824711.
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    47. Aftab H, Miftahussurur M, Subsomwong P, Ahmed F, Khan AKA, Matsumoto T, Suzuki R, Yamaoka Y. Two populations of less-virulent Helicobacter pylori genotypes in Bangladesh. PLoS One. 2017; 12(8):e0182947. PMID: 28797101.
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    48. Kuo YT, Liou JM, El-Omar EM, Wu JY, Leow AHR, Goh KL, Das R, Lu H, Lin JT, Tu YK, Yamaoka Y, Wu MS. Primary antibiotic resistance in Helicobacter pylori in the Asia-Pacific region: a systematic review and meta-analysis. Lancet Gastroenterol Hepatol. 2017 10; 2(10):707-715. PMID: 28781119.
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    49. Ansari S, Yamaoka Y. Helicobacter pylori BabA in adaptation for gastric colonization. World J Gastroenterol. 2017 Jun 21; 23(23):4158-4169. PMID: 28694656.
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    50. Shuto M, Fujioka T, Matsunari O, Okamoto K, Mizukami K, Okimoto T, Kodama M, Takigami S, Seguchi C, Nonaka Y, Sato R, Yamaoka Y, Murakami K. Association between Gastric Cancer Risk and Serum Helicobacter pylori Antibody Titers. Gastroenterol Res Pract. 2017; 2017:1286198. PMID: 28690637.
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    51. Miftahussurur M, Nusi IA, Graham DY, Yamaoka Y. Helicobacter, Hygiene, Atopy, and Asthma. Front Microbiol. 2017; 8:1034. PMID: 28642748.
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    52. Miftahussurur M, Nusi IA, Akil F, Syam AF, Wibawa IDN, Rezkitha YAA, Maimunah U, Subsomwong P, Parewangi ML, Mariadi IK, Adi P, Uchida T, Purbayu H, Sugihartono T, Waskito LA, Hidayati HB, Lusida MI, Yamaoka Y. Gastric mucosal status in populations with a low prevalence of Helicobacter pylori in Indonesia. PLoS One. 2017; 12(5):e0176203. PMID: 28463979.
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    53. Ansari S, Yamaoka Y. Survival of Helicobacter pylori in gastric acidic territory. Helicobacter. 2017 Aug; 22(4). PMID: 28402047.
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    54. Miftahussurur M, Yamaoka Y, Graham DY. Helicobacter pylori as an oncogenic pathogen, revisited. Expert Rev Mol Med. 2017 03 21; 19:e4. PMID: 28322182.
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    55. Matsuo Y, Kido Y, Yamaoka Y. Helicobacter pylori Outer Membrane Protein-Related Pathogenesis. Toxins (Basel). 2017 03 11; 9(3). PMID: 28287480.
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    56. Thorell K, Yahara K, Berthenet E, Lawson DJ, Mikhail J, Kato I, Mendez A, Rizzato C, Bravo MM, Suzuki R, Yamaoka Y, Torres J, Sheppard SK, Falush D. Rapid evolution of distinct Helicobacter pylori subpopulations in the Americas. PLoS Genet. 2017 02; 13(2):e1006546. PMID: 28231283.
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    57. Miftahussurur M, Cruz M, Subsomwong P, Jiménez Abreu JA, Hosking C, Nagashima H, Akada J, Yamaoka Y. Clarithromycin-Based Triple Therapy is Still Useful as an Initial Treatment for Helicobacter pylori Infection in the Dominican Republic. Am J Trop Med Hyg. 2017 May; 96(5):1050-1059. PMID: 28193745.
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    58. Vilaichone RK, Ratanachu ek T, Gamnarai P, Subsomwong P, Uchida T, Yamaoka Y, Mahachai V. High Fluoroquinolone Resistant Strains of Helicobacter pylori in the Golden triangle Asian Pac J Cancer Prev. 2017 02 01; 18(2):455-458. PMID: 28345829.
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    59. Tanaka S, Nagashima H, Uotani T, Graham DY, Yamaoka Y. Autophagy-related genes in Helicobacter pylori infection. Helicobacter. 2017 Jun; 22(3). PMID: 28111844.
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    60. Matsuo Y, Kido Y, Akada J, Shiota S, Binh TT, Trang TT, Dung HD, Tung PH, Tri TD, Thuan NP, Tam LQ, Nam BC, Khien VV, Yamaoka Y. Novel CagA ELISA exhibits enhanced sensitivity of Helicobacter pylori CagA antibody. World J Gastroenterol. 2017 Jan 07; 23(1):48-59. PMID: 28104980.
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    61. Kawashima Y, Yamaguchi N, Teshima R, Narahara H, Yamaoka Y, Anai H, Nishida Y, Hanada K. Detection of DNA double-strand breaks by pulsed-field gel electrophoresis. Genes Cells. 2017 Jan; 22(1):84-93. PMID: 27976495.
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    62. Miftahussurur M, Syam AF, Nusi IA, Makmun D, Waskito LA, Zein LH, Akil F, Uwan WB, Simanjuntak D, Wibawa ID, Waleleng JB, Saudale AM, Yusuf F, Mustika S, Adi P, Maimunah U, Maulahela H, Rezkitha YA, Subsomwong P, Rahardjo D, Suzuki R, Akada J, Yamaoka Y. Surveillance of Helicobacter pylori Antibiotic Susceptibility in Indonesia: Different Resistance Types among Regions and with Novel Genetic Mutations. PLoS One. 2016; 11(12):e0166199. PMID: 27906990.
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    63. Nakano M, Yahiro K, Yamasaki E, Kurazono H, Akada J, Yamaoka Y, Niidome T, Hatakeyama M, Suzuki H, Yamamoto T, Moss J, Isomoto H, Hirayama T. Helicobacter pylori VacA, acting through receptor protein tyrosine phosphatase a, is crucial for CagA phosphorylation in human duodenum carcinoma cell line AZ-521. Dis Model Mech. 2016 12 01; 9(12):1473-1481. PMID: 27935824.
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    64. Yamaoka Y, Graham DY. Empiric H. pylori therapy-10-day concomitant, bismuth quadruple or 14-day triple therapy: none is best. Transl Cancer Res. 2016 Dec; 5(Suppl 7):S1476-S1478. PMID: 28819587.
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    65. Hashinaga M, Suzuki R, Akada J, Matsumoto T, Kido Y, Okimoto T, Kodama M, Murakami K, Yamaoka Y. Differences in amino acid frequency in CagA and VacA sequences of Helicobacter pylori distinguish gastric cancer from gastric MALT lymphoma. Gut Pathog. 2016; 8:54. PMID: 27833662.
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    66. Miftahussurur M, Shrestha PK, Subsomwong P, Sharma RP, Yamaoka Y. Emerging Helicobacter pylori levofloxacin resistance and novel genetic mutation in Nepal. BMC Microbiol. 2016 11 04; 16(1):256. PMID: 27809767.
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    67. Rezkitha YA, Miftahussurur M, Nusi IA, Maimunah U, Adi P, Yamaoka Y. An East-Asian-type cagA Helicobacter pylori Infected Patient with Clinical Manifestation of Gastric Ulcer. Acta Med Indones. 2016 Oct; 48(4):307-313. PMID: 28143992.
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    68. Lind J, Backert S, Hoffmann R, Eichler J, Yamaoka Y, Perez-Perez GI, Torres J, Sticht H, Tegtmeyer N. Systematic analysis of phosphotyrosine antibodies recognizing single phosphorylated EPIYA-motifs in CagA of East Asian-type Helicobacter pylori strains. BMC Microbiol. 2016 09 02; 16(1):201. PMID: 27590005.
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    69. Miftahussurur M, Yamaoka Y, Graham DY. Helicobacter pylori vacuolating cytotoxin and gastric cancer risk: reconsidered. Transl Cancer Res. 2016 Sep; 5(Suppl 3):S557-S560. PMID: 28649559.
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    70. Ma ZF, Abdul Majid N, Yamaoka Y, Lee YY. Corrigendum: Food Allergy and Helicobacter pylori Infection: A Systematic Review. Front Microbiol. 2016; 7:1232. PMID: 27512393.
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    71. Thi Huyen Trang T, Thanh Binh T, Yamaoka Y. Relationship between vacA Types and Development of Gastroduodenal Diseases. Toxins (Basel). 2016 06 09; 8(6). PMID: 27294955.
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    72. Nagashima H, Yamaoka Y. Reply to Pachathundikandi and Backert. J Infect Dis. 2016 07 01; 214(1):167-8. PMID: 27091909.
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    73. Aftab H, Miftahussurur M, Subsomwong P, Ahmed F, Khan AK, Yamaoka Y. Helicobacter pylori antibiotic susceptibility patterns in Bangladesh: Emerging levofloxacin resistance. J Infect Dev Ctries. 2016 Mar 31; 10(3):245-53. PMID: 27031456.
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    74. Ma ZF, Majid NA, Yamaoka Y, Lee YY. Food Allergy and Helicobacter pylori Infection: A Systematic Review. Front Microbiol. 2016; 7:368. PMID: 27047479.
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    75. Matsunari O, Miftahussurur M, Shiota S, Suzuki R, Vilaichone RK, Uchida T, Ratanachu-ek T, Tshering L, Mahachai V, Yamaoka Y. Rare Helicobacter pylori Virulence Genotypes in Bhutan. Sci Rep. 2016 Mar 02; 6:22584. PMID: 26931643.
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    76. Vilaichone RK, Ratanachu-Ek T, Gamnarai P, Chaithongrat S, Uchida T, Yamaoka Y, Mahachai V. Extremely High Prevalence of Metronidazole-Resistant Helicobacter pylori Strains in Mountain People (Karen and Hmong) in Thailand. Am J Trop Med Hyg. 2016 Apr; 94(4):717-20. PMID: 26880772.
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    77. Miftahussurur M, Yamaoka Y. Diagnostic Methods of Helicobacter pylori Infection for Epidemiological Studies: Critical Importance of Indirect Test Validation. Biomed Res Int. 2016; 2016:4819423. PMID: 26904678.
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    78. Uotani T, Sugimoto M, Ichikawa H, Tanaka S, Nagashima H, Uchida T, Graham DY, Yamaoka Y. Prostate stem cell antigen gene TT genotype and development of intestinal metaplasia in Helicobacter pylori infection. J Dig Dis. 2016 Jan; 17(1):20-7. PMID: 26706772.
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    79. Vannarath S, Vilaichone RK, Rasachak B, Mairiang P, Yamaoka Y, Mahachai V. Antibiotic Resistant Pattern of Helicobacter Pylori Infection Based on Molecular Tests in Laos. Asian Pac J Cancer Prev. 2016; 17(1):285-7. PMID: 26838225.
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    80. Syam AF, Miftahussurur M, Uwan WB, Simanjuntak D, Uchida T, Yamaoka Y. Validation of Urine Test for Detection of Helicobacter pylori Infection in Indonesian Population. Biomed Res Int. 2015; 2015:152823. PMID: 26824034.
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    81. Tegtmeyer N, Moodley Y, Yamaoka Y, Pernitzsch SR, Schmidt V, Traverso FR, Schmidt TP, Rad R, Yeoh KG, Bow H, Torres J, Gerhard M, Schneider G, Wessler S, Backert S. Characterisation of worldwide Helicobacter pylori strains reveals genetic conservation and essentiality of serine protease HtrA. Mol Microbiol. 2016 Mar; 99(5):925-44. PMID: 26568477.
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    172. Oleastro M, Cordeiro R, Ménard A, Yamaoka Y, Queiroz D, Mégraud F, Monteiro L. Allelic diversity and phylogeny of homB, a novel co-virulence marker of Helicobacter pylori. BMC Microbiol. 2009 Dec 02; 9:248. PMID: 19954539.
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    173. Xia Y, Yamaoka Y, Zhu Q, Matha I, Gao X. A comprehensive sequence and disease correlation analyses for the C-terminal region of CagA protein of Helicobacter pylori. PLoS One. 2009 Nov 06; 4(11):e7736. PMID: 19893742.
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    174. Sugimoto M, Furuta T, Yamaoka Y. Influence of inflammatory cytokine polymorphisms on eradication rates of Helicobacter pylori. J Gastroenterol Hepatol. 2009 Nov; 24(11):1725-32. PMID: 20136959.
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    175. Shokrzadeh L, Baghaei K, Yamaoka Y, Dabiri H, Jafari F, Sahebekhtiari N, Tahami A, Sugimoto M, Zojaji H, Zali MR. Analysis of 3'-end variable region of the cagA gene in Helicobacter pylori isolated from Iranian population. J Gastroenterol Hepatol. 2010 Jan; 25(1):172-7. PMID: 19793167.
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    176. Nguyen LT, Uchida T, Kuroda A, Tsukamoto Y, Trinh TD, Ta L, Mai HB, Ho DQ, Hoang HH, Vilaichone RK, Mahachai V, Matsuhisa T, Kudo Y, Okimoto T, Kodama M, Murakami K, Fujioka T, Yamaoka Y, Moriyama M. Evaluation of the anti-East Asian CagA-specific antibody for CagA phenotyping. Clin Vaccine Immunol. 2009 Nov; 16(11):1687-92. PMID: 19776193.
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    177. Ogiwara H, Sugimoto M, Ohno T, Vilaichone RK, Mahachai V, Graham DY, Yamaoka Y. Role of deletion located between the intermediate and middle regions of the Helicobacter pylori vacA gene in cases of gastroduodenal diseases. J Clin Microbiol. 2009 Nov; 47(11):3493-500. PMID: 19726606.
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    178. Jung SW, Sugimoto M, Graham DY, Yamaoka Y. homB status of Helicobacter pylori as a novel marker to distinguish gastric cancer from duodenal ulcer. J Clin Microbiol. 2009 Oct; 47(10):3241-5. PMID: 19710266.
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    179. Uchida T, Nguyen LT, Takayama A, Okimoto T, Kodama M, Murakami K, Matsuhisa T, Trinh TD, Ta L, Ho DQ, Hoang HH, Kishida T, Fujioka T, Moriyama M, Yamaoka Y. Analysis of virulence factors of Helicobacter pylori isolated from a Vietnamese population. BMC Microbiol. 2009 Aug 23; 9:175. PMID: 19698173.
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    180. Dabiri H, Maleknejad P, Yamaoka Y, Feizabadi MM, Jafari F, Rezadehbashi M, Nakhjavani FA, Mirsalehian A, Zali MR. Distribution of Helicobacter pylori cagA, cagE, oipA and vacA in different major ethnic groups in Tehran, Iran. J Gastroenterol Hepatol. 2009 Aug; 24(8):1380-6. PMID: 19702906.
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    181. Sugimoto M, Ohno T, Graham DY, Yamaoka Y. Gastric mucosal interleukin-17 and -18 mRNA expression in Helicobacter pylori-induced Mongolian gerbils. Cancer Sci. 2009 Nov; 100(11):2152-9. PMID: 19694753.
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    182. Mullaney E, Brown PA, Smith SM, Botting CH, Yamaoka YY, Terres AM, Kelleher DP, Windle HJ. Proteomic and functional characterization of the outer membrane vesicles from the gastric pathogen Helicobacter pylori. Proteomics Clin Appl. 2009 Jul; 3(7):785-96. PMID: 21136987.
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    183. Oleastro M, Cordeiro R, Yamaoka Y, Queiroz D, Mégraud F, Monteiro L, Ménard A. Disease association with two Helicobacter pylori duplicate outer membrane protein genes, homB and homA. Gut Pathog. 2009 Jun 22; 1(1):12. PMID: 19545429.
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    184. Sugimoto M, Yamaoka Y. Helicobacter pylori infection and hypertension in end-stage renal disease. Kidney Int. 2009 Jun; 75(11):1235. PMID: 19444271.
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    185. Graham DY, Lu H, Yamaoka Y. African, Asian or Indian enigma, the East Asian Helicobacter pylori: facts or medical myths. J Dig Dis. 2009 May; 10(2):77-84. PMID: 19426388.
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    186. Khoder G, Yamaoka Y, Fauchère JL, Burucoa C, Atanassov C. Proteomic Helicobacter pylori biomarkers discriminating between duodenal ulcer and gastric cancer. J Chromatogr B Analyt Technol Biomed Life Sci. 2009 Apr 15; 877(11-12):1193-9. PMID: 19328750.
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    187. Ohno T, Sugimoto M, Nagashima A, Ogiwara H, Vilaichone RK, Mahachai V, Graham DY, Yamaoka Y. Relationship between Helicobacter pylori hopQ genotype and clinical outcome in Asian and Western populations. J Gastroenterol Hepatol. 2009 Mar; 24(3):462-8. PMID: 19226380.
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    188. Sugimoto M, Yamaoka Y. Virulence factor genotypes of Helicobacter pylori affect cure rates of eradication therapy. Arch Immunol Ther Exp (Warsz). 2009 Jan-Feb; 57(1):45-56. PMID: 19219527.
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    189. Moodley Y, Linz B, Yamaoka Y, Windsor HM, Breurec S, Wu JY, Maady A, Bernhöft S, Thiberge JM, Phuanukoonnon S, Jobb G, Siba P, Graham DY, Marshall BJ, Achtman M. The peopling of the Pacific from a bacterial perspective. Science. 2009 Jan 23; 323(5913):527-30. PMID: 19164753.
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    190. Sugimoto M, Wu JY, Abudayyeh S, Hoffman J, Brahem H, Al-Khatib K, Yamaoka Y, Graham DY. Unreliability of results of PCR detection of Helicobacter pylori in clinical or environmental samples. J Clin Microbiol. 2009 Mar; 47(3):738-42. PMID: 19129407.
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    191. Shiomi S, Toriie A, Imamura S, Konishi H, Mitsufuji S, Iwakura Y, Yamaoka Y, Ota H, Yamamoto T, Imanishi J, Kita M. IL-17 is involved in Helicobacter pylori-induced gastric inflammatory responses in a mouse model. Helicobacter. 2008 Dec; 13(6):518-24. PMID: 19166417.
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    192. Yoshida A, Isomoto H, Hisatsune J, Nakayama M, Nakashima Y, Matsushima K, Mizuta Y, Hayashi T, Yamaoka Y, Azuma T, Moss J, Hirayama T, Kohno S. Enhanced expression of CCL20 in human Helicobacter pylori-associated gastritis. Clin Immunol. 2009 Mar; 130(3):290-7. PMID: 19006683.
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    193. Nakayama M, Hisatsune J, Yamasaki E, Isomoto H, Kurazono H, Hatakeyama M, Azuma T, Yamaoka Y, Yahiro K, Moss J, Hirayama T. Helicobacter pylori VacA-induced inhibition of GSK3 through the PI3K/Akt signaling pathway. J Biol Chem. 2009 Jan 16; 284(3):1612-9. PMID: 18996844.
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    194. Sugimoto M, Sakai K, Kita M, Imanishi J, Yamaoka Y. Prevalence of Helicobacter pylori infection in long-term hemodialysis patients. Kidney Int. 2009 Jan; 75(1):96-103. PMID: 18843261.
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    195. Ferreira AC, Isomoto H, Moriyama M, Fujioka T, Machado JC, Yamaoka Y. Helicobacter and gastric malignancies. Helicobacter. 2008 Oct; 13 Suppl 1:28-34. PMID: 18783519.
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    196. Tabassam FH, Graham DY, Yamaoka Y. Helicobacter pylori activate epidermal growth factor receptor- and phosphatidylinositol 3-OH kinase-dependent Akt and glycogen synthase kinase 3beta phosphorylation. Cell Microbiol. 2009 Jan; 11(1):70-82. PMID: 18782353.
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    197. Yamaoka Y. Roles of Helicobacter pylori BabA in gastroduodenal pathogenesis. World J Gastroenterol. 2008 Jul 21; 14(27):4265-72. PMID: 18666312.
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    198. Jafari F, Shokrzadeh L, Dabiri H, Baghaei K, Yamaoka Y, Zojaji H, Haghazali M, Molaei M, Zali MR. vacA genotypes of Helicobacter pylori in relation to cagA status and clinical outcomes in Iranian populations. Jpn J Infect Dis. 2008 Jul; 61(4):290-3. PMID: 18653971.
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    199. Yamaoka Y, Kato M, Asaka M. Geographic differences in gastric cancer incidence can be explained by differences between Helicobacter pylori strains. Intern Med. 2008; 47(12):1077-83. PMID: 18552463.
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    200. Sakai K, Kita M, Sawai N, Shiomi S, Sumida Y, Kanemasa K, Mitsufuji S, Imanishi J, Yamaoka Y. Levels of interleukin-18 are markedly increased in Helicobacter pylori-infected gastric mucosa among patients with specific IL18 genotypes. J Infect Dis. 2008 Jun 15; 197(12):1752-61. PMID: 18442334.
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    201. Yamaoka Y. Increasing evidence of the role of Helicobacter pylori SabA in the pathogenesis of gastroduodenal disease. J Infect Dev Ctries. 2008 Jun 01; 2(3):174-81. PMID: 19738347.
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    202. Yamaoka Y. Roles of the plasticity regions of Helicobacter pylori in gastroduodenal pathogenesis. J Med Microbiol. 2008 May; 57(Pt 5):545-53. PMID: 18436586.
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    203. Hisatsune J, Nakayama M, Isomoto H, Kurazono H, Mukaida N, Mukhopadhyay AK, Azuma T, Yamaoka Y, Sap J, Yamasaki E, Yahiro K, Moss J, Hirayama T. Molecular characterization of Helicobacter pylori VacA induction of IL-8 in U937 cells reveals a prominent role for p38MAPK in activating transcription factor-2, cAMP response element binding protein, and NF-kappaB activation. J Immunol. 2008 Apr 01; 180(7):5017-27. PMID: 18354227.
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    204. Ito K, Yamaoka Y, Ota H, El-Zimaity H, Graham DY. Adherence, internalization, and persistence of Helicobacter pylori in hepatocytes. Dig Dis Sci. 2008 Sep; 53(9):2541-9. PMID: 18320323.
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    205. Ogiwara H, Graham DY, Yamaoka Y. vacA i-region subtyping. Gastroenterology. 2008 Apr; 134(4):1267; author reply 1268. PMID: 18395110.
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    206. Ito K, Yamaoka Y, Yoffe B, Graham DY. Disturbance of apoptosis and DNA synthesis by Helicobacter pylori infection of hepatocytes. Dig Dis Sci. 2008 Sep; 53(9):2532-40. PMID: 18253829.
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    207. Yamauchi K, Choi IJ, Lu H, Ogiwara H, Graham DY, Yamaoka Y. Regulation of IL-18 in Helicobacter pylori infection. J Immunol. 2008 Jan 15; 180(2):1207-16. PMID: 18178861.
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    208. Franco AT, Johnston E, Krishna U, Yamaoka Y, Israel DA, Nagy TA, Wroblewski LE, Piazuelo MB, Correa P, Peek RM. Regulation of gastric carcinogenesis by Helicobacter pylori virulence factors. Cancer Res. 2008 Jan 15; 68(2):379-87. PMID: 18199531.
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    209. Graham DY, Lu H, Yamaoka Y. Therapy for Helicobacter pylori infection can be improved: sequential therapy and beyond. Drugs. 2008; 68(6):725-36. PMID: 18416582.
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    210. Matsuda K, Yamauchi K, Matsumoto T, Sano K, Yamaoka Y, Ota H. Quantitative analysis of the effect of Helicobacter pylori on the expressions of SOX2, CDX2, MUC2, MUC5AC, MUC6, TFF1, TFF2, and TFF3 mRNAs in human gastric carcinoma cells. Scand J Gastroenterol. 2008 Jan; 43(1):25-33. PMID: 18938748.
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    211. Tabassam FH, Graham DY, Yamaoka Y. OipA plays a role in Helicobacter pylori-induced focal adhesion kinase activation and cytoskeletal re-organization. Cell Microbiol. 2008 Apr; 10(4):1008-20. PMID: 18067607.
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    212. Graham DY, Yamaoka Y, Malaty HM. Contemplating the future without Helicobacter pylori and the dire consequences hypothesis. Helicobacter. 2007 Nov; 12 Suppl 2:64-8. PMID: 17991179.
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    213. Graham DY, Yamaoka Y. Ethical considerations of comparing sequential and traditional anti Helicobacter pylori therapy. Ann Intern Med. 2007 Sep 18; 147(6):434-5. PMID: 17876031.
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    214. Graham DY, Lu H, Yamaoka Y. A report card to grade Helicobacter pylori therapy. Helicobacter. 2007 Aug; 12(4):275-8. PMID: 17669098.
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    215. Graham DY, Yamaoka Y, Malaty HM. Thoughts about populations with unexpected low prevalences of Helicobacter pylori infection. Trans R Soc Trop Med Hyg. 2007 Sep; 101(9):849-51. PMID: 17658569.
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    216. Graham DY, Yamaoka Y. One- or two-week triple therapy for Helicobacter pylori: questions of efficacy and inclusion of a dual therapy treatment arm. Gut. 2007 Jul; 56(7):1021-3; author reply 1022-3. PMID: 17566035.
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    217. Choi IJ, Fujimoto S, Yamauchi K, Graham DY, Yamaoka Y. Helicobacter pylori environmental interactions: effect of acidic conditions on H. pylori-induced gastric mucosal interleukin-8 production. Cell Microbiol. 2007 Oct; 9(10):2457-69. PMID: 17517062.
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    218. Linz B, Balloux F, Moodley Y, Manica A, Liu H, Roumagnac P, Falush D, Stamer C, Prugnolle F, van der Merwe SW, Yamaoka Y, Graham DY, Perez-Trallero E, Wadstrom T, Suerbaum S, Achtman M. An African origin for the intimate association between humans and Helicobacter pylori. Nature. 2007 Feb 22; 445(7130):915-918. PMID: 17287725.
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    219. Kudo T, Lu H, Wu JY, Ohno T, Wu MJ, Genta RM, Graham DY, Yamaoka Y. Pattern of transcription factor activation in Helicobacter pylori-infected Mongolian gerbils. Gastroenterology. 2007 Mar; 132(3):1024-38. PMID: 17383425.
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    220. Lu H, Wu JY, Beswick EJ, Ohno T, Odenbreit S, Haas R, Reyes VE, Kita M, Graham DY, Yamaoka Y. Functional and intracellular signaling differences associated with the Helicobacter pylori AlpAB adhesin from Western and East Asian strains. J Biol Chem. 2007 Mar 02; 282(9):6242-54. PMID: 17202133.
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    221. Fujimoto S, Olaniyi Ojo O, Arnqvist A, Wu JY, Odenbreit S, Haas R, Graham DY, Yamaoka Y. Helicobacter pylori BabA expression, gastric mucosal injury, and clinical outcome. Clin Gastroenterol Hepatol. 2007 Jan; 5(1):49-58. PMID: 17157077.
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    222. Sumida Y, Kanemasa K, Yamaoka Y, Imamura S, Katoh N, Nakashima T, Tachibana S, Mitsuyoshi H, Itoh Y, Okanoue T. Influence of Helicobacter pylori infection on iron accumulation in hepatitis C. Liver Int. 2006 Sep; 26(7):827-33. PMID: 16911465.
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    223. Wu JY, Lu H, Sun Y, Graham DY, Cheung HS, Yamaoka Y. Balance between polyoma enhancing activator 3 and activator protein 1 regulates Helicobacter pylori-stimulated matrix metalloproteinase 1 expression. Cancer Res. 2006 May 15; 66(10):5111-20. PMID: 16707434.
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    224. Leung WK, Man EP, Yu J, Go MY, To KF, Yamaoka Y, Cheng VY, Ng EK, Sung JJ. Effects of Helicobacter pylori eradication on methylation status of E-cadherin gene in noncancerous stomach. Clin Cancer Res. 2006 May 15; 12(10):3216-21. PMID: 16707623.
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    225. Beswick EJ, Pinchuk IV, Minch K, Suarez G, Sierra JC, Yamaoka Y, Reyes VE. The Helicobacter pylori urease B subunit binds to CD74 on gastric epithelial cells and induces NF-kappaB activation and interleukin-8 production. Infect Immun. 2006 Feb; 74(2):1148-55. PMID: 16428763.
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    226. Kudo T, Lu H, Wu JY, Graham DY, Casola A, Yamaoka Y. Regulation of RANTES promoter activation in gastric epithelial cells infected with Helicobacter pylori. Infect Immun. 2005 Nov; 73(11):7602-12. PMID: 16239564.
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    227. Lu H, Yamaoka Y, Graham DY. Helicobacter pylori virulence factors: facts and fantasies. Curr Opin Gastroenterol. 2005 Nov; 21(6):653-9. PMID: 16220040.
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    228. Hsu PI, Lai KH, Lin CK, Chen WC, Yu HC, Cheng JS, Tsay FW, Wu CJ, Lo CC, Tseng HH, Yamaoka Y, Chen JL, Lo GH. A prospective randomized trial of esomeprazole- versus pantoprazole-based triple therapy for Helicobacter pylori eradication. Am J Gastroenterol. 2005 Nov; 100(11):2387-92. PMID: 16279889.
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    229. Gressmann H, Linz B, Ghai R, Pleissner KP, Schlapbach R, Yamaoka Y, Kraft C, Suerbaum S, Meyer TF, Achtman M. Gain and loss of multiple genes during the evolution of Helicobacter pylori. PLoS Genet. 2005 Oct; 1(4):e43. PMID: 16217547.
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    230. Lu H, Wu JY, Kudo T, Ohno T, Graham DY, Yamaoka Y. Regulation of interleukin-6 promoter activation in gastric epithelial cells infected with Helicobacter pylori. Mol Biol Cell. 2005 Oct; 16(10):4954-66. PMID: 16030249.
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    231. Beswick EJ, Das S, Pinchuk IV, Adegboyega P, Suarez G, Yamaoka Y, Reyes VE. Helicobacter pylori-induced IL-8 production by gastric epithelial cells up-regulates CD74 expression. J Immunol. 2005 Jul 01; 175(1):171-6. PMID: 15972644.
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    232. Vilaichone RK, Mahachai V, Tumwasorn S, Wu JY, Graham DY, Yamaoka Y. Gastric mucosal cytokine levels in relation to host interleukin-1 polymorphisms and Helicobacter pyloricagA genotype. Scand J Gastroenterol. 2005 May; 40(5):530-9. PMID: 16036505.
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    233. Yamaoka Y, Yamauchi K, Ota H, Sugiyama A, Ishizone S, Graham DY, Maruta F, Murakami M, Katsuyama T. Natural history of gastric mucosal cytokine expression in Helicobacter pylori gastritis in Mongolian gerbils. Infect Immun. 2005 Apr; 73(4):2205-12. PMID: 15784564.
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    234. Lu H, Hsu PI, Graham DY, Yamaoka Y. Duodenal ulcer promoting gene of Helicobacter pylori. Gastroenterology. 2005 Apr; 128(4):833-48. PMID: 15825067.
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    235. Nozaki K, Tanaka H, Ikehara Y, Cao X, Nakanishi H, Azuma T, Yamazaki S, Yamaoka Y, Shimizu N, Mafune K, Kaminishi M, Tatematsu M. Helicobacter pylori-dependent NF-kappa B activation in newly established Mongolian gerbil gastric cancer cell lines. Cancer Sci. 2005 Mar; 96(3):170-5. PMID: 15771620.
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    236. Figueiredo C, Machado JC, Yamaoka Y. Pathogenesis of Helicobacter pylori Infection. Helicobacter. 2005; 10 Suppl 1:14-20. PMID: 16178966.
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    237. Hsu PI, Li CN, Tseng HH, Lai KH, Hsu PN, Lo GH, Lo CC, Yeh JJ, Ger LP, Hsiao M, Yamaoka Y, Hwang IR, Chen A. The interleukin-1 RN polymorphism and Helicobacter pylori infection in the development of duodenal ulcer. Helicobacter. 2004 Dec; 9(6):605-13. PMID: 15610073.
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    238. Vilaichone RK, Mahachai V, Tumwasorn S, Wu JY, Graham DY, Yamaoka Y. Molecular epidemiology and outcome of Helicobacter pylori infection in Thailand: a cultural cross roads. Helicobacter. 2004 Oct; 9(5):453-9. PMID: 15361085.
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    239. Lu H, Graham DY, Yamaoka Y. The Helicobacter pylori restriction endonuclease-replacing gene, hrgA, and clinical outcome: comparison of East Asia and Western countries. Dig Dis Sci. 2004 Sep; 49(9):1551-5. PMID: 15481336.
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    240. Lee KH, Cho MJ, Yamaoka Y, Graham DY, Yun YJ, Woo SY, Lim CY, Ko KS, Kim BJ, Jung HC, Lee WK, Rhee KH, Kook YH. Alanine-threonine polymorphism of Helicobacter pylori RpoB is correlated with differential induction of interleukin-8 in MKN45 cells. J Clin Microbiol. 2004 Aug; 42(8):3518-24. PMID: 15297492.
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    241. Kudo T, Nurgalieva ZZ, Conner ME, Crawford S, Odenbreit S, Haas R, Graham DY, Yamaoka Y. Correlation between Helicobacter pylori OipA protein expression and oipA gene switch status. J Clin Microbiol. 2004 May; 42(5):2279-81. PMID: 15131212.
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    242. Saribasak H, Salih BA, Yamaoka Y, Sander E. Analysis of Helicobacter pylori genotypes and correlation with clinical outcome in Turkey. J Clin Microbiol. 2004 Apr; 42(4):1648-51. PMID: 15071020.
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    243. Yamaoka Y, Kudo T, Lu H, Casola A, Brasier AR, Graham DY. Role of interferon-stimulated responsive element-like element in interleukin-8 promoter in Helicobacter pylori infection. Gastroenterology. 2004 Apr; 126(4):1030-43. PMID: 15057743.
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    244. Graham DY, Opekun AR, Jogi M, Yamaoka Y, Lu H, Reddy R, El-Zimaity HM. False negative urea breath tests with H2-receptor antagonists: interactions between Helicobacter pylori density and pH. Helicobacter. 2004 Feb; 9(1):17-27. PMID: 15156900.
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    245. Vilaichone RK, Mahachai V, Kositchaiwat C, Graham DY, Yamaoka Y. Relation between seroreactivity to low-molecular-weight Helicobacter pylori-specific antigens and disease presentation. Clin Diagn Lab Immunol. 2003 Nov; 10(6):1025-8. PMID: 14607862.
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    246. Sakai T, Fukui H, Franceschi F, Penland R, Sepulveda AR, Fujimori T, Terano A, Genta RM, Graham DY, Yamaoka Y. Cyclooxygenase expression during Helicobacter pylori infection in Mongolian gerbils. Dig Dis Sci. 2003 Nov; 48(11):2139-46. PMID: 14705819.
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    247. Imamura S, Kita M, Yamaoka Y, Yamamoto T, Ishimaru A, Konishi H, Wakabayashi N, Mitsufuji S, Okanoue T, Imanishi J. Vector potential of cockroaches for Helicobacter pylori infection. Am J Gastroenterol. 2003 Jul; 98(7):1500-3. PMID: 12873569.
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    248. Ohno T, Kita M, Yamaoka Y, Imamura S, Yamamoto T, Mitsufuji S, Kodama T, Kashima K, Imanishi J. Antimicrobial activity of essential oils against Helicobacter pylori. Helicobacter. 2003 Jun; 8(3):207-15. PMID: 12752733.
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    249. Graham DY, Opekun AR, Hammoud F, Yamaoka Y, Reddy R, Osato MS, El-Zimaity HM. Studies regarding the mechanism of false negative urea breath tests with proton pump inhibitors. Am J Gastroenterol. 2003 May; 98(5):1005-9. PMID: 12809820.
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    250. Falush D, Wirth T, Linz B, Pritchard JK, Stephens M, Kidd M, Blaser MJ, Graham DY, Vacher S, Perez-Perez GI, Yamaoka Y, Mégraud F, Otto K, Reichard U, Katzowitsch E, Wang X, Achtman M, Suerbaum S. Traces of human migrations in Helicobacter pylori populations. Science. 2003 Mar 07; 299(5612):1582-5. PMID: 12624269.
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    251. Yamaoka Y, Kita M, Kodama T, Imamura S, Ohno T, Sawai N, Ishimaru A, Imanishi J, Graham DY. Helicobacter pylori infection in mice: Role of outer membrane proteins in colonization and inflammation. Gastroenterology. 2002 Dec; 123(6):1992-2004. PMID: 12454856.
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    252. Hwang IR, Kodama T, Kikuchi S, Sakai K, Peterson LE, Graham DY, Yamaoka Y. Effect of interleukin 1 polymorphisms on gastric mucosal interleukin 1beta production in Helicobacter pylori infection. Gastroenterology. 2002 Dec; 123(6):1793-803. PMID: 12454835.
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    253. Park CY, Cho YK, Kodama T, El-Zimaity HM, Osato MS, Graham DY, Yamaoka Y. New serological assay for detection of putative Helicobacter pylori virulence factors. J Clin Microbiol. 2002 Dec; 40(12):4753-6. PMID: 12454187.
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    254. Hsu PI, Hwang IR, Cittelly D, Lai KH, El-Zimaity HM, Gutierrez O, Kim JG, Osato MS, Graham DY, Yamaoka Y. Clinical presentation in relation to diversity within the Helicobacter pylori cag pathogenicity island. Am J Gastroenterol. 2002 Sep; 97(9):2231-8. PMID: 12358238.
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    255. Yamaoka Y, Kikuchi S, el-Zimaity HM, Gutierrez O, Osato MS, Graham DY. Importance of Helicobacter pylori oipA in clinical presentation, gastric inflammation, and mucosal interleukin 8 production. Gastroenterology. 2002 Aug; 123(2):414-24. PMID: 12145793.
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    256. Shiotani A, Yamaoka Y, El-Zimaity HM, Saeed MA, Qureshi WA, Graham DY. NSAID gastric ulceration: predictive value of gastric pH, mucosal density of polymorphonuclear leukocytes, or levels of IL-8 or nitrite. Dig Dis Sci. 2002 Jan; 47(1):38-43. PMID: 11852880.
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