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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 - Sep 29, 2009
    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. Gantuya B, El-Serag HB, Yamaoka Y. Letter: are microbes other than Helicobacter pylori associated with gastric cancer? Authors' reply. Aliment Pharmacol Ther. 2020 Jun; 51(12):1447-1449. PMID: 32445529.
      View in: PubMed
    2. Miftahussurur M, Waskito LA, El-Serag HB, Ajami NJ, Nusi IA, Syam AF, Matsumoto T, Rezkitha YAA, Doohan D, Fauzia KA, Maimunah U, Sugihartono T, Uchida T, Yamaoka Y. Gastric microbiota and Helicobacter pylori in Indonesian population. Helicobacter. 2020 May 12; e12695. PMID: 32395907.
      View in: PubMed
    3. Aumpan N, Vilaichone RK, Gamnarai P, Sanglutong L, Ratanachu-Ek T, Mahachai V, Yamaoka Y. Prevalence and Antibiotic Resistance Patterns of Helicobacter pylori Infection in Koh Kong, Cambodia. Asian Pac J Cancer Prev. 2020 May 01; 21(5):1409-1413. PMID: 32458649.
      View in: PubMed
    4. Sugimoto M, Murata M, Yamaoka Y. Chemoprevention of gastric cancer development after Helicobacter pylori eradication therapy in an East Asian population: Meta-analysis. World J Gastroenterol. 2020 Apr 21; 26(15):1820-1840. PMID: 32351296.
      View in: PubMed
    5. Miftahussurur M, Waskito LA, Aftab H, Vilaichone RK, Subsomwong P, Nusi IA, Syam AF, Ratanachu-Ek T, Doohan D, Siregar G, Rezkitha YAA, Fauzia KA, Mahachai V, Yamaoka Y. Serum pepsinogens as a gastric cancer and gastritis biomarker in South and Southeast Asian populations. PLoS One. 2020; 15(4):e0230064. PMID: 32271765.
      View in: PubMed
    6. Vilaichone RK, Aumpan N, Ratanachu-Ek T, Gamnarai P, Uchida T, Tshering L, Mahachai V, Yamaoka Y. Efficacy of Omeprazole, Tetracycline, and 4 Times Daily Dosing of Amoxicillin in Helicobacter pylori Eradication in Limited Resource Area in Bhutan: A Prospective Randomized Trial (BHUTAN Study). Asian Pac J Cancer Prev. 2020 Apr 01; 21(4):1109-1114. PMID: 32334478.
      View in: PubMed
    7. Gantuya B, El Serag HB, Matsumoto T, Ajami NJ, Uchida T, Oyuntsetseg K, Bolor D, Yamaoka Y. Gastric mucosal microbiota in a Mongolian population with gastric cancer and precursor conditions. Aliment Pharmacol Ther. 2020 Apr; 51(8):770-780. PMID: 32133670.
      View in: PubMed
    8. Miftahussurur M, Fauzia KA, Nusi IA, Setiawan PB, Syam AF, Waskito LA, Doohan D, Ratnasari N, Khomsan A, Adnyana IK, Akada J, Yamaoka Y. E-test versus agar dilution for antibiotic susceptibility testing of Helicobacter pylori: a comparison study. BMC Res Notes. 2020 Jan 10; 13(1):22. PMID: 31924273.
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    9. Ansari S, Yamaoka Y. Helicobacter pylori Virulence Factors Exploiting Gastric Colonization and its Pathogenicity. Toxins (Basel). 2019 11 19; 11(11). PMID: 31752394.
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    10. Ono T, Cruz M, Jiménez Abreu JA, Nagashima H, Subsomwong P, Hosking C, Shiota S, Suzuki R, Yamaoka Y. Comparative study between Helicobacter pylori and host human genetics in the Dominican Republic. BMC Evol Biol. 2019 11 01; 19(1):197. PMID: 31675915.
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    11. Doohan D, Miftahussurur M, Matsuo Y, Kido Y, Akada J, Matsuhisa T, Yee TT, Htet K, Aftab H, Vilaichone RK, Mahachai V, Ratanachu-Ek T, Tshering L, Waskito LA, Fauzia KA, Uchida T, Syam AF, Rezkitha YAA, Yamaoka Y. Characterization of a novel Helicobacter pylori East Asian-type CagA ELISA for detecting patients infected with various cagA genotypes. Med Microbiol Immunol. 2020 Feb; 209(1):29-40. PMID: 31549252.
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    12. Suzuki R, Satou K, Shiroma A, Shimoji M, Teruya K, Matsumoto T, Akada J, Hirano T, Yamaoka Y. Genome-wide mutation analysis of Helicobacter pylori after inoculation to Mongolian gerbils. Gut Pathog. 2019; 11:45. PMID: 31558915.
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    13. 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.
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    14. 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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    15. 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.
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    16. 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.
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    17. 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 Dec; 54(12):1039-1051. PMID: 31049715.
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    18. 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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    19. 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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    20. 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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    21. 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.
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    22. 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
    23. 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.
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    24. 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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    25. 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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    26. 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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    27. Waskito LA, Yamaoka Y. The Story of Helicobacter pylori: Depicting Human Migrations from the Phylogeography. Adv Exp Med Biol. 2019; 1149:1-16. PMID: 31016625.
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    28. 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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    29. 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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    30. 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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    31. 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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    32. Waskito LA, Salama NR, Yamaoka Y. Pathogenesis of Helicobacter pylori infection. Helicobacter. 2018 Sep; 23 Suppl 1:e12516. PMID: 30203582.
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    33. 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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    34. 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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    35. 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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    36. Ansari S, Yamaoka Y. Current understanding and management of Helicobacter pylori infection: an updated appraisal. F1000Res. 2018; 7. PMID: 29946428.
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    37. 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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    38. Aftab H, Yamaoka Y, Ahmed F, Khan AA, Subsomwong P, Miftahussurur M, Uchida T, Malaty HM. Validation of diagnostic tests and epidemiology of Helicobacter pylori infection in Bangladesh. J Infect Dev Ctries. 2018 May 31; 12(5):305-312. PMID: 31865291.
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    39. 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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    40. 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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    41. 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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    42. 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 04 17; 8(1):6073. PMID: 29666390.
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    43. 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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    44. 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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    45. 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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    46. 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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    47. 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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    48. 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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    49. 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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    50. 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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    51. 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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    52. Bolor-Erdene M, Namdag B, Yamaoka Y, Jav S. Antibiotic resistance of Helicobacter pylori in Mongolia. J Infect Dev Ctries. 2017 Dec 10; 11(11):887-894. PMID: 31618188.
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    53. 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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    54. Hino H, Yamaguchi T, Kinugasa Y, Shiomi A, Kagawa H, Yamakawa Y, Numata M, Furutani A, Yamaoka Y, Manabe S, Suzuki T, Kato S. Robotic-assisted multivisceral resection for rectal cancer: short-term outcomes at a single center. Tech Coloproctol. 2017 Nov; 21(11):879-886. PMID: 29134385.
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    55. 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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    56. 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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    57. 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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    58. 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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    59. 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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    60. 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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    61. 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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    62. 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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    63. 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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    64. 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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    65. 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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    66. Miftahussurur M, Nusi IA, Graham DY, Yamaoka Y. Helicobacter, Hygiene, Atopy, and Asthma. Front Microbiol. 2017; 8:1034. PMID: 28642748.
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    67. 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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    68. Ansari S, Yamaoka Y. Survival of Helicobacter pylori in gastric acidic territory. Helicobacter. 2017 Aug; 22(4). PMID: 28402047.
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    69. 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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    70. 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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    71. 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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    72. 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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    73. 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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    74. 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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    75. 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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    76. 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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    77. 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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    78. 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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    79. 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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    83. 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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    85. 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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    86. 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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    87. 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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    88. 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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    89. Koizumi N, Harada Y, Beika M, Minamikawa T, Yamaoka Y, Dai P, Murayama Y, Yanagisawa A, Otsuji E, Tanaka H, Takamatsu T. Highly sensitive fluorescence detection of metastatic lymph nodes of gastric cancer with photo-oxidation of protoporphyrin IX. Eur J Surg Oncol. 2016 Aug; 42(8):1236-46. PMID: 27055944.
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    90. 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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    91. 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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    92. 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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    93. 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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    94. 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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    95. 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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    96. 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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    97. 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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    98. Syam AF, Miftahussurur M, Makmun D, Nusi IA, Zain LH, Akil F, Uswan WB, Simanjuntak D, Uchida T, Adi P, Utari AP, Rezkitha YA, Subsomwong P, Suzuki R, Yamaoka Y. Risk Factors and Prevalence of Helicobacter pylori in Five Largest Islands of Indonesia: A Preliminary Study. PLoS One. 2015; 10(11):e0140186. PMID: 26599790.
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    100. Dendup T, Richter JM, Yamaoka Y, Wangchuk K, Malaty HM. Geographical distribution of the incidence of gastric cancer in Bhutan. World J Gastroenterol. 2015 Oct 14; 21(38):10883-9. PMID: 26478679.
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    102. Uchida T, Miftahussurur M, Pittayanon R, Vilaichone RK, Wisedopas N, Ratanachu-Ek T, Kishida T, Moriyama M, Yamaoka Y, Mahachai V. Helicobacter pylori Infection in Thailand: A Nationwide Study of the CagA Phenotype. PLoS One. 2015; 10(9):e0136775. PMID: 26355839.
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    103. Sgouras DN, Trang TT, Yamaoka Y. Pathogenesis of Helicobacter pylori Infection. Helicobacter. 2015 Sep; 20 Suppl 1:8-16. PMID: 26372819.
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    106. Matsuhisa T, Yamaoka Y, Uchida T, Duger D, Adiyasuren B, Khasag O, Tegshee T, Tsogt-Ochir B. Gastric mucosa in Mongolian and Japanese patients with gastric cancer and Helicobacter pylori infection. World J Gastroenterol. 2015 Jul 21; 21(27):8408-17. PMID: 26217093.
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    107. Trang TT, Nagashima H, Uchida T, Mahachai V, Vilaichone RK, Tshering L, Binh TT, Yamaoka Y. RAD51 G135C genetic polymorphism and their potential role in gastric cancer induced by Helicobacter pylori infection in Bhutan. Epidemiol Infect. 2016 Jan; 144(2):234-40. PMID: 26119522.
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    109. Trang TT, Shiota S, Matsuda M, Binh TT, Suzuki R, Vilaichone RK, Mahachai V, Tshering L, Dung HD, Uchida T, Matsunari O, Myint T, Khien VV, Yamaoka Y. The Prevalence of Helicobacter pylori Virulence Factors in Bhutan, Vietnam, and Myanmar Is Related to Gastric Cancer Incidence. Biomed Res Int. 2015; 2015:830813. PMID: 26090448.
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    110. Nagashima H, Iwatani S, Cruz M, Jiménez Abreu JA, Uchida T, Mahachai V, Vilaichone RK, Graham DY, Yamaoka Y. Toll-like Receptor 10 in Helicobacter pylori Infection. J Infect Dis. 2015 Nov 15; 212(10):1666-76. PMID: 25977263.
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    111. Miftahussurur M, Yamaoka Y. Appropriate first-line regimens to combat Helicobacter pylori antibiotic resistance: an Asian perspective. Molecules. 2015 Apr 08; 20(4):6068-92. PMID: 25856059.
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    112. Lina TT, Alzahrani S, House J, Yamaoka Y, Sharpe AH, Rampy BA, Pinchuk IV, Reyes VE. Helicobacter pylori cag pathogenicity island's role in B7-H1 induction and immune evasion. PLoS One. 2015; 10(3):e0121841. PMID: 25807464.
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    113. Hirose-Matsuda H, Okamoto O, Sakai T, Ito A, Kai Y, Hatano Y, Hanada K, Yamaoka Y, Fujiwara S. Multiple malignant changes and recurrent infections in the skin associated with long-term exposure to ultraviolet light and topical psoralen plus ultraviolet A therapy. J Dermatol. 2015 May; 42(5):536-7. PMID: 25772404.
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    115. Nagashima H, Yamaoka Y. Helicobacter pylori dupA and smoking are associated with increased levels of interleukin-8 in gastric mucosa in Iraq-reply. Hum Pathol. 2015 Jun; 46(6):931. PMID: 25804905.
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    117. Myint T, Shiota S, Vilaichone RK, Ni N, Aye TT, Matsuda M, Tran TT, Uchida T, Mahachai V, Yamaoka Y. Prevalence of Helicobacter pylori infection and atrophic gastritis in patients with dyspeptic symptoms in Myanmar. World J Gastroenterol. 2015 Jan 14; 21(2):629-36. PMID: 25605987.
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    118. Ichikawa H, Sugimoto M, Uotani T, Sahara S, Yamade M, Iwaizumi M, Yamada T, Osawa S, Sugimoto K, Miyajima H, Yamaoka Y, Furuta T. Influence of prostate stem cell antigen gene polymorphisms on susceptibility to Helicobacter pylori-associated diseases: a case-control study. Helicobacter. 2015 Apr; 20(2):106-13. PMID: 25582162.
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    119. Miftahussurur M, Sharma RP, Shrestha PK, Maharjan RK, Shiota S, Uchida T, Sato H, Yamaoka Y. Helicobacter pylori Infection and Gastric Mucosal Atrophy in Two Ethnic Groups in Nepal. Asian Pac J Cancer Prev. 2015; 16(17):7911-6. PMID: 26625820.
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    120. Nakayama S, Watanabe G, Yamagiwa T, Hasuike S, Ito S, Suzuki K, Yamaoka Y, Yasugi M. [Decision making support for chemotherapy outpatients and their families: role of the home care professional]. Gan To Kagaku Ryoho. 2014 Dec; 41 Suppl 1:20-2. PMID: 25595072.
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    121. Nagashima H, Iwatani S, Cruz M, Jiménez Abreu JA, Tronilo L, Rodríguez E, Disla M, Terao H, Uchida T, Mahachai V, Vilaichone RK, Tshering L, Mitsui T, Shiota S, Graham DY, Yamaoka Y. Differences in interleukin 8 expression in Helicobacter pylori-infected gastric mucosa tissues from patients in Bhutan and the Dominican Republic. Hum Pathol. 2015 Jan; 46(1):129-36. PMID: 25454482.
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    123. Shiota S, Suzuki R, Matsuo Y, Miftahussurur M, Tran TT, Binh TT, Yamaoka Y. Helicobacter pylori from gastric cancer and duodenal ulcer show same phylogeographic origin in the Andean region in Colombia. PLoS One. 2014; 9(8):e105392. PMID: 25121764.
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    126. Hanada K, Uchida T, Tsukamoto Y, Watada M, Yamaguchi N, Yamamoto K, Shiota S, Moriyama M, Graham DY, Yamaoka Y. Helicobacter pylori infection introduces DNA double-strand breaks in host cells. Infect Immun. 2014 Oct; 82(10):4182-9. PMID: 25069978.
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    129. Yamaoka Y, Graham DY. Helicobacter pylori virulence and cancer pathogenesis. Future Oncol. 2014 Jun; 10(8):1487-500. PMID: 25052757.
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    130. Rasheed F, Campbell BJ, Alfizah H, Varro A, Zahra R, Yamaoka Y, Pritchard DM. Analysis of clinical isolates of Helicobacter pylori in Pakistan reveals high degrees of pathogenicity and high frequencies of antibiotic resistance. Helicobacter. 2014 Oct; 19(5):387-99. PMID: 24827414.
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    131. Lind J, Backert S, Pfleiderer K, Berg DE, Yamaoka Y, Sticht H, Tegtmeyer N. Systematic analysis of phosphotyrosine antibodies recognizing single phosphorylated EPIYA-motifs in CagA of Western-type Helicobacter pylori strains. PLoS One. 2014; 9(5):e96488. PMID: 24800748.
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    132. Satou K, Shiroma A, Teruya K, Shimoji M, Nakano K, Juan A, Tamotsu H, Terabayashi Y, Aoyama M, Teruya M, Suzuki R, Matsuda M, Sekine A, Kinjo N, Kinjo F, Yamaoka Y, Hirano T. Complete Genome Sequences of Eight Helicobacter pylori Strains with Different Virulence Factor Genotypes and Methylation Profiles, Isolated from Patients with Diverse Gastrointestinal Diseases on Okinawa Island, Japan, Determined Using PacBio Single-Molecule Real-Time Technology. Genome Announc. 2014 Apr 17; 2(2). PMID: 24744331.
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    133. Wu JY, Wang SS, Lee YC, Yamaoka Y, Graham DY, Jan CM, Wang WM, Wu DC. Detection of genotypic clarithromycin-resistant Helicobacter pylori by string tests. World J Gastroenterol. 2014 Mar 28; 20(12):3343-9. PMID: 24695835.
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    135. Yamagiwa T, Amakawa R, Takeda Y, Fukuda A, Ito S, Nakayama S, Shiotani T, Watanabe G, Kita K, Yamaoka Y. [A case of gastric cancer accompanied by disseminated carcinomatosis of bone marrow wherein long-term chemotherapy was enabled by early supportive palliative care]. Gan To Kagaku Ryoho. 2014 Feb; 41(2):257-9. PMID: 24743210.
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    136. Shiota S, Yamaoka Y. Strategy for the treatment of Helicobacter pylori infection. Curr Pharm Des. 2014; 20(28):4489-500. PMID: 24180402.
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    137. Vannarath S, Vilaichone RK, Rasachak B, Mairiang P, Yamaoka Y, Shiota S, Binh TT, Mahachai V. Virulence genes of Helicobacter pylori in gastritis, peptic ulcer and gastric cancer in Laos. Asian Pac J Cancer Prev. 2014; 15(20):9027-31. PMID: 25374247.
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    138. Shiota S, Yamaoka Y. Biomarkers for Helicobacter pylori infection and gastroduodenal diseases. Biomark Med. 2014; 8(9):1127-37. PMID: 25402582.
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    139. Shiota S, Murakami K, Okimoto T, Kodama M, Yamaoka Y. Serum Helicobacter pylori CagA antibody titer as a useful marker for advanced inflammation in the stomach in Japan. J Gastroenterol Hepatol. 2014 Jan; 29(1):67-73. PMID: 24033876.
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    140. Binh TT, Suzuki R, Shiota S, Kwon DH, Yamaoka Y. Complete Genome Sequences of Helicobacter pylori Clarithromycin-Resistant Strains. Genome Announc. 2013 Nov 14; 1(6). PMID: 24233587.
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    141. Vaziri F, Najar Peerayeh S, Alebouyeh M, Mirzaei T, Yamaoka Y, Molaei M, Maghsoudi N, Zali MR. Diversity of Helicobacter pylori genotypes in Iranian patients with different gastroduodenal disorders. World J Gastroenterol. 2013 Sep 14; 19(34):5685-92. PMID: 24039362.
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    144. Suzuki R, Yamaoka Y. [Detection of prehistoric human migration by Helicobacter pylori]. Nihon Rinsho. 2013 Aug; 71(8):1368-73. PMID: 23967665.
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    145. Shiota S, Mahachai V, Vilaichone RK, Ratanachu-Ek T, Tshering L, Uchida T, Matsunari O, Yamaoka Y. Seroprevalence of Helicobacter pylori infection and gastric mucosal atrophy in Bhutan, a country with a high prevalence of gastric cancer. J Med Microbiol. 2013 Oct; 62(Pt 10):1571-1578. PMID: 23831768.
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    146. Shiota S, Suzuki R, Yamaoka Y. The significance of virulence factors in Helicobacter pylori. J Dig Dis. 2013 Jul; 14(7):341-9. PMID: 23452293.
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    147. Vilaichone RK, Mahachai V, Shiota S, Uchida T, Ratanachu-ek T, Tshering L, Tung NL, Fujioka T, Moriyama M, Yamaoka Y. Extremely high prevalence of Helicobacter pylori infection in Bhutan. World J Gastroenterol. 2013 May 14; 19(18):2806-10. PMID: 23687418.
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    148. Binh TT, Shiota S, Nguyen LT, Ho DD, Hoang HH, Ta L, Trinh DT, Fujioka T, Yamaoka Y. The incidence of primary antibiotic resistance of Helicobacter pylori in Vietnam. J Clin Gastroenterol. 2013 Mar; 47(3):233-8. PMID: 23090037.
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    149. Matsuo Y, Shiota S, Matsunari O, Suzuki R, Watada M, Binh TT, Kinjo N, Kinjo F, Yamaoka Y. Helicobacter pylori cagA 12-bp insertion can be a marker for duodenal ulcer in Okinawa, Japan. J Gastroenterol Hepatol. 2013 Feb; 28(2):291-6. PMID: 23190390.
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    151. Yamagiwa T, Nakayama S, Shiotani T, Fukuda A, Ito S, Watanabe G, Yamaoka Y. [Development of a cooperative system for palliative care among a hospice ward, general ward, geriatric health services facility, and home in Japan Baptist Hospital-provision of home-based care by hospice physicians]. Gan To Kagaku Ryoho. 2012 Dec; 39 Suppl 1:64-6. PMID: 23268903.
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    152. Sahara S, Sugimoto M, Vilaichone RK, Mahachai V, Miyajima H, Furuta T, Yamaoka Y. Role of Helicobacter pylori cagA EPIYA motif and vacA genotypes for the development of gastrointestinal diseases in Southeast Asian countries: a meta-analysis. BMC Infect Dis. 2012 Sep 21; 12:223. PMID: 22994150.
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    153. Vollan HS, Tannaes T, Yamaoka Y, Bukholm G. In silico evolutionary analysis of Helicobacter pylori outer membrane phospholipase A (OMPLA). BMC Microbiol. 2012 Sep 13; 12:206. PMID: 22974200.
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    154. Takahashi A, Shiota S, Matsunari O, Watada M, Suzuki R, Nakachi S, Kinjo N, Kinjo F, Yamaoka Y. Intact long-type dupA as a marker for gastroduodenal diseases in Okinawan subpopulation, Japan. Helicobacter. 2013 Feb; 18(1):66-72. PMID: 23067336.
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    155. Yamaoka Y. Pathogenesis of Helicobacter pylori-Related Gastroduodenal Diseases from Molecular Epidemiological Studies. Gastroenterol Res Pract. 2012; 2012:371503. PMID: 22829807.
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    156. Franceschi F, Di Simone N, D'Ippolito S, Castellani R, Di Nicuolo F, Gasbarrini G, Yamaoka Y, Todros T, Scambia G, Gasbarrini A. Antibodies anti-CagA cross-react with trophoblast cells: a risk factor for pre-eclampsia? Helicobacter. 2012 Dec; 17(6):426-34. PMID: 23066738.
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    157. Shiota S, Nguyen LT, Murakami K, Kuroda A, Mizukami K, Okimoto T, Kodama M, Fujioka T, Yamaoka Y. Association of helicobacter pylori dupA with the failure of primary eradication. J Clin Gastroenterol. 2012 Apr; 46(4):297-301. PMID: 22298090.
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    158. Tabassam FH, Graham DY, Yamaoka Y. Helicobacter pylori-associated regulation of forkhead transcription factors FoxO1/3a in human gastric cells. Helicobacter. 2012 Jun; 17(3):193-202. PMID: 22515357.
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    159. Sugimoto M, Yamaoka Y, Shirai N, Furuta T. Role of renin-angiotensin system in gastric oncogenesis. J Gastroenterol Hepatol. 2012 Mar; 27(3):442-51. PMID: 22114933.
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    160. Mueller D, Tegtmeyer N, Brandt S, Yamaoka Y, De Poire E, Sgouras D, Wessler S, Torres J, Smolka A, Backert S. c-Src and c-Abl kinases control hierarchic phosphorylation and function of the CagA effector protein in Western and East Asian Helicobacter pylori strains. J Clin Invest. 2012 Apr; 122(4):1553-66. PMID: 22378042.
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    162. Kodama M, Murakami K, Abe T, Okimoto T, Uchida T, Yamaoka Y, Moriyama M, Fujioka T. [Helicobacter pylori CagA diversity associated with the difference of gastric mucosal injury]. Nihon Shokakibyo Gakkai Zasshi. 2012 Jan; 109(1):37-46. PMID: 22222245.
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    164. Matsunari O, Shiota S, Suzuki R, Watada M, Kinjo N, Murakami K, Fujioka T, Kinjo F, Yamaoka Y. Association between Helicobacter pylori virulence factors and gastroduodenal diseases in Okinawa, Japan. J Clin Microbiol. 2012 Mar; 50(3):876-83. PMID: 22189111.
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    165. Suzuki R, Shiota S, Yamaoka Y. Molecular epidemiology, population genetics, and pathogenic role of Helicobacter pylori. Infect Genet Evol. 2012 Mar; 12(2):203-13. PMID: 22197766.
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    166. Sugimoto M, Watada M, Jung SW, Graham DY, Yamaoka Y. Role of Helicobacter pylori plasticity region genes in development of gastroduodenal diseases. J Clin Microbiol. 2012 Feb; 50(2):441-8. PMID: 22116145.
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    167. Sugimoto M, Ohno T, Graham DY, Yamaoka Y. Helicobacter pylori outer membrane proteins on gastric mucosal interleukin 6 and 11 expression in Mongolian gerbils. J Gastroenterol Hepatol. 2011 Nov; 26(11):1677-84. PMID: 21679252.
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    168. Jung SW, Sugimoto M, Shiota S, Graham DY, Yamaoka Y. The intact dupA cluster is a more reliable Helicobacter pylori virulence marker than dupA alone. Infect Immun. 2012 Jan; 80(1):381-7. PMID: 22038914.
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    175. Rostami Nejad M, Rostami K, Yamaoka Y, Mashayekhi R, Molaei M, Dabiri H, Al Dulaimi D, Mirsattari D, Zojaji H, Norouzinia M, Zali MR. Clinical and histological presentation of Helicobacter pylori and gluten related gastroenteropathy. Arch Iran Med. 2011 Mar; 14(2):115-8. PMID: 21361718.
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    176. Shiota S, Murakami K, Yoshiiwa A, Yamamoto K, Ohno S, Kuroda A, Mizukami K, Hanada K, Okimoto T, Kodama M, Abe K, Yamaoka Y, Fujioka T. The relationship between Helicobacter pylori infection and Alzheimer's disease in Japan. J Neurol. 2011 Aug; 258(8):1460-3. PMID: 21336779.
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    177. Ohno T, Vallström A, Rugge M, Ota H, Graham DY, Arnqvist A, Yamaoka Y. Effects of blood group antigen-binding adhesin expression during Helicobacter pylori infection of Mongolian gerbils. J Infect Dis. 2011 Mar 01; 203(5):726-35. PMID: 21227917.
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    180. Yamaoka Y. Mechanisms of disease: Helicobacter pylori virulence factors. Nat Rev Gastroenterol Hepatol. 2010 Nov; 7(11):629-41. PMID: 20938460.
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    182. Sugimoto M, Yamaoka Y. Review of Helicobacter pylori infection and chronic renal failure. Ther Apher Dial. 2011 Feb; 15(1):1-9. PMID: 21272246.
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    184. Imamura S, Sugimoto M, Kanemasa K, Sumida Y, Okanoue T, Yoshikawa T, Yamaoka Y. Inverse association between Helicobacter pylori infection and allergic rhinitis in young Japanese. J Gastroenterol Hepatol. 2010 Jul; 25(7):1244-9. PMID: 20594251.
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    185. Shiota S, Matsunari O, Yamaoka Y. Relationship between J-Western CagA subtype and the vacA m2 region of Helicobacter pylori. J Clin Microbiol. 2010 Aug; 48(8):3033-4. PMID: 20519467.
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    186. Yamaoka Y, Reddy R, Graham DY. Helicobacter pylori virulence factor genotypes in children in the United States: clues about genotype and outcome relationships. J Clin Microbiol. 2010 Jul; 48(7):2550-1. PMID: 20421443.
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    187. Nguyen LT, Uchida T, Tsukamoto Y, Trinh TD, Ta L, Mai HB, Le HS, Ho DQ, Hoang HH, Matsuhisa T, Okimoto T, Kodama M, Murakami K, Fujioka T, Yamaoka Y, Moriyama M. Clinical relevance of cagPAI intactness in Helicobacter pylori isolates from Vietnam. Eur J Clin Microbiol Infect Dis. 2010 Jun; 29(6):651-60. PMID: 20372956.
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    188. Shiota S, Murakami K, Fujioka T, Yamaoka Y. Population-based strategies for Helicobacter pylori-associated disease management: a Japanese perspective. Expert Rev Gastroenterol Hepatol. 2010 Apr; 4(2):149-56. PMID: 20350262.
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    189. Shiota S, Yamaoka Y. Management of Helicobacter pylori. F1000 Med Rep. 2010 Mar 15; 2. PMID: 20948865.
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    190. Sugimoto M, Yamaoka Y, Furuta T. Influence of interleukin polymorphisms on development of gastric cancer and peptic ulcer. World J Gastroenterol. 2010 Mar 14; 16(10):1188-200. PMID: 20222161.
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    191. Dabiri H, Bolfion M, Mirsalehian A, Rezadehbashi M, Jafari F, Shokrzadeh L, Sahebekhtiari N, Zojaji H, Yamaoka Y, Mirsattari D, Zali MR. Analysis of Helicobacter pylori genotypes in Afghani and Iranian isolates. Pol J Microbiol. 2010; 59(1):61-6. PMID: 20568532.
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    192. 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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    193. 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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    194. 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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    195. 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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    196. 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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    197. 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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    198. Yamaoka Y. Helicobacter pylori typing as a tool for tracking human migration. Clin Microbiol Infect. 2009 Sep; 15(9):829-34. PMID: 19702588.
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    199. 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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    200. 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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    201. 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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    202. 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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    203. 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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    204. Sugimoto M, Zali MR, Yamaoka Y. The association of vacA genotypes and Helicobacter pylori-related gastroduodenal diseases in the Middle East. Eur J Clin Microbiol Infect Dis. 2009 Oct; 28(10):1227-36. PMID: 19551413.
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    205. 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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    206. 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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    207. 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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    208. Sugimoto M, Yamaoka Y. The association of vacA genotype and Helicobacter pylori-related disease in Latin American and African populations. Clin Microbiol Infect. 2009 Sep; 15(9):835-42. PMID: 19392900.
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    209. 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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    210. Baghaei K, Shokrzadeh L, Jafari F, Dabiri H, Yamaoka Y, Bolfion M, Zojaji H, Aslani MM, Zali MR. Determination of Helicobacter pylori virulence by analysis of the cag pathogenicity island isolated from Iranian patients. Dig Liver Dis. 2009 Sep; 41(9):634-8. PMID: 19261552.
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    211. 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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    212. 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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    213. 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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    214. 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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    215. 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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    216. 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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    217. 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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    218. 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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    219. 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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    220. 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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    221. 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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    222. 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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    223. 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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    224. 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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    225. 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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    226. Yamaoka Y. Roles of the plasticity regions of Helicobacter pylori in gastroduodenal pathogenesis. J Med Microbiol. 2008 May; 57(Pt 5):545-553. PMID: 18436586.
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    227. 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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    228. 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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    229. 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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    230. 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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    231. 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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    232. 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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    233. 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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    234. 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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    235. 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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    236. 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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    237. 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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    238. 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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    239. 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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    240. 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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    241. 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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    242. 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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    243. 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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    244. 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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    245. 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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    246. 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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    247. 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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    248. 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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    249. 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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    250. Yamaoka Y, Ojo O, Fujimoto S, Odenbreit S, Haas R, Gutierrez O, El-Zimaity HM, Reddy R, Arnqvist A, Graham DY. Helicobacter pylori outer membrane proteins and gastroduodenal disease. Gut. 2006 Jun; 55(6):775-81. PMID: 16322107.
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    251. 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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    252. 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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    253. 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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    254. 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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    255. 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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    256. 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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    257. Saito H, Yamaoka Y, Ishizone S, Maruta F, Sugiyama A, Graham DY, Yamauchi K, Ota H, Miyagawa S. Roles of virD4 and cagG genes in the cag pathogenicity island of Helicobacter pylori using a Mongolian gerbil model. Gut. 2005 May; 54(5):584-90. PMID: 15831899.
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    258. 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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    259. 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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    260. 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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    261. 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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    262. Figueiredo C, Machado JC, Yamaoka Y. Pathogenesis of Helicobacter pylori Infection. Helicobacter. 2005; 10 Suppl 1:14-20. PMID: 16178966.
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    263. 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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    264. 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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    265. Graham DY, Opekun AR, Osato MS, El-Zimaity HM, Lee CK, Yamaoka Y, Qureshi WA, Cadoz M, Monath TP. Challenge model for Helicobacter pylori infection in human volunteers. Gut. 2004 Sep; 53(9):1235-43. PMID: 15306577.
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    266. 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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    267. 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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    268. 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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    269. 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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    270. 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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    271. 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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    272. 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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    273. 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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    274. 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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    275. 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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    276. 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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    277. 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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    278. Graham DY, Opekun AR, Yamaoka Y, Osato MS, el-Zimaity HM. Early events in proton pump inhibitor-associated exacerbation of corpus gastritis. Aliment Pharmacol Ther. 2003 Jan; 17(2):193-200. PMID: 12534403.
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    279. 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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    280. 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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    281. 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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    282. 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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    283. 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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    284. 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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    285. Shiotani A, Saeed A, Yamaoka Y, Osato MS, Klein PD, Graham DY. Citric acid-enhanced Helicobacter pylori urease activity in vivo is unrelated to gastric emptying. Aliment Pharmacol Ther. 2001 Nov; 15(11):1763-7. PMID: 11683690.
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    286. Yamaoka Y, Kodama T, Kita M, Imanishi J, Kashima K, Graham DY. Relation between cytokines and Helicobacter pylori in gastric cancer. Helicobacter. 2001 Jun; 6(2):116-24. PMID: 11422466.
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    287. Yamaoka Y, Graham DY. Clarifications regarding the 3' repeat region of the cagA gene in Helicobacter pylori and clinical outcome. J Clin Microbiol. 2001 Jun; 39(6):2369-70. PMID: 11414245.
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    288. Dore MP, Sepulveda AR, El-Zimaity H, Yamaoka Y, Osato MS, Mototsugu K, Nieddu AM, Realdi G, Graham DY. Isolation of Helicobacter pylori from sheep-implications for transmission to humans. Am J Gastroenterol. 2001 May; 96(5):1396-401. PMID: 11374673.
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    289. Shiotani A, Nurgalieva ZZ, Yamaoka Y, Graham DY. Helicobacter pylori. Med Clin North Am. 2000 Sep; 84(5):1125-36, viii. PMID: 11026921.
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    290. Kato M, Yamaoka Y, Kim JJ, Reddy R, Asaka M, Kashima K, Osato MS, El-Zaatari FA, Graham DY, Kwon DH. Regional differences in metronidazole resistance and increasing clarithromycin resistance among Helicobacter pylori isolates from Japan. Antimicrob Agents Chemother. 2000 Aug; 44(8):2214-6. PMID: 10898707.
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    291. Kwon DH, El-Zaatari FA, Kato M, Osato MS, Reddy R, Yamaoka Y, Graham DY. Analysis of rdxA and involvement of additional genes encoding NAD(P)H flavin oxidoreductase (FrxA) and ferredoxin-like protein (FdxB) in metronidazole resistance of Helicobacter pylori. Antimicrob Agents Chemother. 2000 Aug; 44(8):2133-42. PMID: 10898687.
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    292. Yamaoka Y, Kwon DH, Graham DY. A M(r) 34,000 proinflammatory outer membrane protein (oipA) of Helicobacter pylori. Proc Natl Acad Sci U S A. 2000 Jun 20; 97(13):7533-8. PMID: 10852959.
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    293. Yamaoka Y, Malaty HM, Osato MS, Graham DY. Conservation of Helicobacter pylori genotypes in different ethnic groups in Houston, Texas. J Infect Dis. 2000 Jun; 181(6):2083-6. PMID: 10837199.
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    294. Yamaoka Y, Osato MS, Sepulveda AR, Gutierrez O, Figura N, Kim JG, Kodama T, Kashima K, Graham DY. Molecular epidemiology of Helicobacter pylori: separation of H. pylori from East Asian and non-Asian countries. Epidemiol Infect. 2000 Feb; 124(1):91-6. PMID: 10722135.
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    295. Tanahashi T, Kita M, Kodama T, Sawai N, Yamaoka Y, Mitsufuji S, Katoh F, Imanishi J. Comparison of PCR-restriction fragment length polymorphism analysis and PCR-direct sequencing methods for differentiating Helicobacter pylori ureB gene variants. J Clin Microbiol. 2000 Jan; 38(1):165-9. PMID: 10618081.
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    296. Graham DY, Yamaoka Y. Disease-specific Helicobacter pylori virulence factors: the unfulfilled promise. Helicobacter. 2000; 5 Suppl 1:S3-9; discussion S27-31. PMID: 10828748.
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    297. Yamaoka Y, Kodama T, Kita M, Imanishi J, Kashima K, Graham DY. Relation between clinical presentation, Helicobacter pylori density, interleukin 1beta and 8 production, and cagA status. Gut. 1999 Dec; 45(6):804-11. PMID: 10562576.
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    298. Sepulveda AR, Santos AC, Yamaoka Y, Wu L, Gutierrez O, Kim JG, Graham DY. Marked differences in the frequency of microsatellite instability in gastric cancer from different countries. Am J Gastroenterol. 1999 Oct; 94(10):3034-8. PMID: 10520865.
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    299. Santos AC, Yamaoka Y, Graham DY, Sepulveda AR. Variability in the interpretation of microsatellite patterns with different electrophoretic conditions. Mol Pathol. 1999 Oct; 52(5):302-4. PMID: 10748882.
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    300. Yamaoka Y, Graham DY. CagA status and gastric cancer unreliable serological tests produce unreliable data. Gastroenterology. 1999 Sep; 117(3):745. PMID: 10490363.
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    301. Yamaoka Y, El-Zimaity HM, Gutierrez O, Figura N, Kim JG, Kodama T, Kashima K, Graham DY, Kim JK. Relationship between the cagA 3' repeat region of Helicobacter pylori, gastric histology, and susceptibility to low pH. Gastroenterology. 1999 Aug; 117(2):342-9. PMID: 10419915.
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    302. 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. 1999 Jul; 37(7):2274-9. PMID: 10364597.
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    303. Yamaoka Y, Kodama T, Kashima K, Graham DY. Antibody against Helicobacter pylori CagA and VacA and the risk for gastric cancer. J Clin Pathol. 1999 Mar; 52(3):215-8. PMID: 10450182.
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    304. Sawai N, Kita M, Kodama T, Tanahashi T, Yamaoka Y, Tagawa Y, Iwakura Y, Imanishi J. Role of gamma interferon in Helicobacter pylori-induced gastric inflammatory responses in a mouse model. Infect Immun. 1999 Jan; 67(1):279-85. PMID: 9864227.
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    305. Yamaoka Y, Kodama T, Kita M, Imanishi J, Kashima K, Graham DY. Relationship of vacA genotypes of Helicobacter pylori to cagA status, cytotoxin production, and clinical outcome. Helicobacter. 1998 Dec; 3(4):241-53. PMID: 9844065.
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    306. Yamaoka Y, Kodama T, Graham DY, Kashima K. Comparison of four serological tests to determine the CagA or VacA status of Helicobacter pylori strains. J Clin Microbiol. 1998 Nov; 36(11):3433-4. PMID: 9774616.
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    307. Graham DY, Yamaoka Y. H. pylori and cagA: relationships with gastric cancer, duodenal ulcer, and reflux esophagitis and its complications. Helicobacter. 1998 Sep; 3(3):145-51. PMID: 9731983.
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    308. Tanahashi T, Kodama T, Yamaoka Y, Sawai N, Tatsumi Y, Kashima K, Higashi Y, Sasaki Y. Analysis of the 13C-urea breath test for detection of Helicobacter pylori infection based on the kinetics of delta-13CO2 using laser spectroscopy. J Gastroenterol Hepatol. 1998 Jul; 13(7):732-7. PMID: 9715426.
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    309. Yamaoka Y, Kita M, Kodama T, Sawai N, Tanahashi T, Kashima K, Imanishi J. Chemokines in the gastric mucosa in Helicobacter pylori infection. Gut. 1998 May; 42(5):609-17. PMID: 9659152.
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    310. Yamaoka Y, Kita M, Kodama T, Sawai N, Kashima K, Imanishi J. Induction of various cytokines and development of severe mucosal inflammation by cagA gene positive Helicobacter pylori strains. Gut. 1997 Oct; 41(4):442-51. PMID: 9391240.
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    311. Tanahashi T, Tatsumi Y, Sawai N, Yamaoka Y, Nakajima M, Kodama T, Kashima K. Regression of atypical lymphoid hyperplasia after eradication of Helicobacter pylori. J Gastroenterol. 1997 Aug; 32(4):543-7. PMID: 9250905.
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    312. Yamaoka Y, Kita M, Kodama T, Sawai N, Imanishi J. Helicobacter pylori cagA gene and expression of cytokine messenger RNA in gastric mucosa. Gastroenterology. 1996 Jun; 110(6):1744-52. PMID: 8964399.
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    313. Yamaoka Y, Kita M, Kodama T, Sawai N, Kashima K, Imanishi J. Expression of cytokine mRNA in gastric mucosa with Helicobacter pylori infection. Scand J Gastroenterol. 1995 Dec; 30(12):1153-9. PMID: 9053967.
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    314. Yamaoka Y, Konishi H, Kodama T, Kashima K, Yamaguchi T, Imamura M, Ogasawara T, Kizu M. A case of gastric antral vascular ectasia--increase of neuroendocrine cells in the antrum. J Gastroenterol. 1995 Jun; 30(3):387-92. PMID: 7647906.
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    315. Kohda H, Tanaka S, Yamaoka Y, Ohhara Y. Saponins from Amaranthus hypochondriacus. Chem Pharm Bull (Tokyo). 1991 Oct; 39(10):2609-12. PMID: 1806279.
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    316. Kohda H, Tanaka S, Yamaoka Y. Saponins from leaves of Acanthopanax hypoleucus Makino. Chem Pharm Bull (Tokyo). 1990 Dec; 38(12):3380-3. PMID: 1709393.
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    317. Kohda H, Tanaka S, Yamaoka Y, Yahara S, Nohara T, Tanimoto T, Tanaka A. Studies on lens-aldose-reductase inhibitor in medicinal plants. II. Active constituents of Monochasma savatierii Franch. et Maxim. Chem Pharm Bull (Tokyo). 1989 Nov; 37(11):3153-4. PMID: 2517245.
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    318. Fukumori Y, Yamaoka Y, Ichikawa H, Takeuchi Y, Fukuda T, Osako Y. Coating of pharmaceutical powders by fluidized bed process. III. Aqueous coating with ethyl acrylate-methyl methacrylate-2-hydroxyethyl methacrylate copolymer and the dissolution properties of the products. Chem Pharm Bull (Tokyo). 1988 Aug; 36(8):3070-8. PMID: 3240514.
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    319. Fukumori Y, Yamaoka Y, Ichikawa H, Fukuda T, Takeuchi Y, Osako Y. Coating of pharmaceutical powders by fluidized bed process. II. Microcapsules produced by layering of fine powder on coarse particles and subsequent aqueous enteric coating. Chem Pharm Bull (Tokyo). 1988 Apr; 36(4):1491-501. PMID: 3416369.
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