World's Best Scientists 2026 revealed!
Yoshio Yamaoka

Yoshio Yamaoka

Award Badge
Biology and Biochemistry
Japan
2026

D-Index & Metrics

Biology and Biochemistry

D-Index
114
Citations
51229
World Ranking
830
National Ranking
39

Medicine

D-Index
120
Citations
56685
World Ranking
3731
National Ranking
72

Research.com Recognitions

  • 2026 - Research.com Biology and Biochemistry in Japan Leader Award
  • 2025 - Research.com Biology and Biochemistry in Japan Leader Award

Overview

Yoshio Yamaoka is affiliated with Oita University in Japan and has established a substantial body of research primarily in the field of medicine. Their scholarly work focuses significantly on Helicobacter pylori-related gastroenterology studies, contributing to a broader understanding of bacterial infections and their clinical implications.

Their frequent publication venues highlight their active involvement in specialized journals. These include:

  • Helicobacter
  • Microorganisms
  • The American Journal of Gastroenterology
  • PLoS ONE
  • Gut Pathogens

The main field of study for Yamaoka is medicine, with a substantial number of publications also branching into specific subfields such as surgery, small animals, pulmonary and respiratory medicine, immunology, and epidemiology. This diverse involvement indicates a multidisciplinary approach within medical research.

  • Surgery
  • Small Animals
  • Pulmonary and Respiratory Medicine
  • Immunology
  • Epidemiology

The scientist's research topics are centered around microbiology and gastrointestinal diseases, with emphasis on infection mechanisms, diagnosis, treatment, and cancer management. Their main topics of work include:

  • Helicobacter pylori-related gastroenterology studies
  • Veterinary medicine and infectious diseases
  • Gastric Cancer Management and Outcomes
  • Galectins and Cancer Biology
  • Eosinophilic Esophagitis
  • Mycobacterium research and diagnosis
  • Gastrointestinal disorders and treatments

Yamaoka's frequent co-authors reflect ongoing research collaborations, including:

  • Muhammad Miftahussurur
  • Takashi Matsumoto
  • Junko Akada
  • Kartika Afrida Fauzia
  • Ricky Indra Alfaray

Among recent publications, some notable papers include:

  • Helicobacter pylori infection and antibiotic resistance - from biology to clinical implications, 2021, Nature Reviews Gastroenterology & Hepatology
  • Screening and eradication of Helicobacter pylori for gastric cancer prevention: the Taipei global consensus, 2020, Gut
  • Helicobacter pylori Virulence Factor Cytotoxin-Associated Gene A (CagA)-Mediated Gastric Pathogenicity, 2020, International Journal of Molecular Sciences
  • Helicobacter pylori Infection, Its Laboratory Diagnosis, and Antimicrobial Resistance: a Perspective of Clinical Relevance, 2022, Clinical Microbiology Reviews
  • Primary antibiotic resistance of Helicobacter pylori in the Asia-Pacific region between 1990 and 2022: an updated systematic review and meta-analysis, 2023, The Lancet. Gastroenterology & Hepatology

Best Publications

  • AXIN1 mutations in hepatocellular carcinomas, and growth suppression in cancer cells by virus-mediated transfer of AXIN1

    Seiji Satoh;Yataro Daigo;Yoichi Furukawa;Tatsushi Kato

  • An African origin for the intimate association between humans and Helicobacter pylori

    Bodo Linz;Francois Balloux;Yoshan Moodley;Andrea Manica

  • Traces of human migrations in Helicobacter pylori populations

    Daniel Falush;Thierry Wirth;Bodo Linz;Jonathan K. Pritchard

  • Prospective Cohort Study of Transarterial Chemoembolization for Unresectable Hepatocellular Carcinoma in 8510 Patients

    Kenichi Takayasu;Shigeki Arii;Iwao Ikai;Masao Omata

  • Results of surgical and nonsurgical treatment for small-sized hepatocellular carcinomas: A retrospective and nationwide survey in Japan

    Shigeki Arii;Yoshio Yamaoka;Syunji Futagawa;Kyoichi Inoue

  • Mechanisms of disease: Helicobacter pylori virulence factors

    Yoshio Yamaoka

  • Genome-wide Analysis of Gene Expression in Human Hepatocellular Carcinomas Using cDNA Microarray: Identification of Genes Involved in Viral Carcinogenesis and Tumor Progression

    Hiroshi Okabe;Seiji Satoh;Tatsushi Kato;Osamu Kitahara

  • Epidemiology of Helicobacter Pylori Infection and Public Health Implications

    Khean-Lee Goh;Wah-Kheong Chan;Seiji Shiota;Yoshio Yamaoka;Yoshio Yamaoka

  • Relationship between Helicobacter pylori iceA, cagA, and vacA Status and Clinical Outcome: Studies in Four Different Countries

    Yoshio Yamaoka;Yoshio Yamaoka;Tadashi Kodama;Oscar Gutierrez;Jong G. Kim

  • Tumor size predicts vascular invasion and histologic grade: Implications for selection of surgical treatment for hepatocellular carcinoma

    Timothy M. Pawlik;Keith A. Delman;Jean-Nicolas Vauthey;David M. Nagorney

  • Surgical techniques and innovations in living related liver transplantation.

    K Tanaka;S Uemoto;Y Tokunaga;S Fujita

  • Reevaluation of prognostic factors for survival after liver resection in patients with hepatocellular carcinoma in a Japanese nationwide survey.

    Iwao Ikai;Shigeki Arii;Masamichi Kojiro;Takafumi Ichida

  • The Physics of the B Factories

    A. J. Bevan;B. Golob;Th Mannel;S. Prell

  • Tumor size predicts vascular invasion and histologic grade

    Eddie Abdalla;Timothy Pawlik;Keith Delman;Nicolas Vauthey

  • A M(r) 34,000 proinflammatory outer membrane protein (oipA) of Helicobacter pylori.

    Yoshio Yamaoka;Dong H. Kwon;David Y. Graham

  • Age at acquisition of Helicobacter pylori infection: a follow-up study from infancy to adulthood.

    Hoda M Malaty;Abdalla El-Kasabany;David Y Graham;Charles C Miller

  • Belle II technical design report

    T. Abe;Y. Chao;S. Esen;Z.P. Zhang

  • A report card to grade Helicobacter pylori therapy.

    David Y. Graham;Hong Lu;Yoshio Yamaoka

  • Effect of interleukin 1 polymorphisms on gastric mucosal interleukin 1β production in Helicobacter pylori infection

    Il Ran Hwang;Tadashi Kodama;Shogo Kikuchi;Kyoko Sakai

  • Induction of various cytokines and development of severe mucosal inflammation by cagA gene positive Helicobacter pylori strains

    Y Yamaoka;M Kita;T Kodama;N Sawai

Frequent Co-Authors

David Y. Graham
David Y. Graham Baylor College of Medicine
Jiro Imanishi
Jiro Imanishi Kyoto Prefectural University of Medicine
Mohammad Reza Zali
Mohammad Reza Zali Shahid Beheshti University of Medical Sciences
Yoshiharu Sakai
Yoshiharu Sakai Kyoto University
Shinji Uemoto
Shinji Uemoto Kyoto University
Koichi Tanaka
Koichi Tanaka Kyoto University
Takeshi Azuma
Takeshi Azuma Kobe University
Steffen Backert
Steffen Backert University of Erlangen-Nuremberg
Rainer Haas
Rainer Haas BOKU University
Koichi Tanaka
Koichi Tanaka Shimadzu Corp

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Biology and Biochemistry opens doors to a wide range of advanced online degrees and rewarding careers in healthcare, research, and wellness. For students seeking leadership roles in nursing, dnp program without clinical hours options let you pursue a Doctor of Nursing Practice with maximum flexibility, especially helpful for busy professionals.

Those interested in the administrative side of healthcare may consider doctoral programs for healthcare administration. These programs focus on management and policy, preparing graduates for high-level decision-making roles in hospitals and health organizations.

For career advancement in pharmacy, online pharm d programs are available, allowing students to complete this terminal degree mostly online with some practical components.

Additionally, if you are interested in fitness, wellness, or sports science, earning an exercise science degree online can lead to diverse opportunities in rehabilitation, coaching, and exercise physiology. Exploring these online pathways can help Biology and Biochemistry graduates tailor their education to their career goals and schedules.

Best Scientists Citing Yoshio Yamaoka

Trending Scientists