Akihiko Oka

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Lecturer

Shimane University Faculty of Medicine

Japan

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About

Dr. Akihiko Oka is a Lecturer at Shimane University Faculty of Medicine in Japan. His research primarily focuses on gastroenterology, with recent articles examining the impact of medical devices on radiation exposure, associations between esophageal candidiasis and reflux esophagitis, and the diagnosis of intraductal papillary neoplasms. He is also involved in studies on treatment selection for severe ulcerative colitis and the efficacy of rapid assays for inflammatory bowel disease.

Recent Grants

Grant: Close

Host Innate Immune-Microbial Interactions in Intestinal Inflammation

Open Date: 2019-07-01

Close Date: 2020-03-01

Grant: Close

Understanding therapeutic mechanisms of human-derived Clostridium strains in experimental immune-mediated colitis

Open Date: 2016-07-01

Close Date: 2019-06-01

Grant: Close

Host Innate Immune-Microbial Interactions in Intestinal Inflammation

Open Date: 2015-04-01

Close Date: 2016-06-01

Articles (22)

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Collaborators (9)

Makoto Naganuma

Kansai Medical University

JAPAN

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Nobuhiko Fukuba

Shimane University Hospital

JAPAN

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Norihisa Ishimura

Shimane University Hospital

JAPAN

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Jotham Suez

Assistant Professor

Johns Hopkins University

UNITED STATES

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Kenneth Simpson

Professor

Cornell University

UNITED STATES

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Kohji Naora

Professor

Shimane University Hospital

JAPAN

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Samuel P. Nobs

Assistant Professor

University of Zurich

SWITZERLAND

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Diana K. Morales

Assistant Professor of Microbiology

Weill Cornell Medical College

UNITED STATES

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David C. Montrose

Stony Brook University

UNITED STATES

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Akihiko Oka

Research Interests

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About

Recent Grants

Articles (22)

Impact of a patient fixation device on healthcare worker radiation doses in fluoroscopy-assisted endoscopy

Negative Association between the Occurrence of Esophageal Candidiasis and Reflux Esophagitis

Medical treatment selection and outcomes for hospitalized patients with severe ulcerative colitis as defined by the Japanese criteria

Multiple intraductal papillary neoplasms of bile duct diagnosed based on endoscopic ultrasonography and peroral cholangioscopy findings

Dynamic ultrasonography for optimizing treatment position in superior mesenteric artery syndrome: Two case reports and review of literature.

Validation of rapid fecal calprotectin assay using particle enhanced turbidimetric immunoassay for inflammatory bowel disease

Identification of miRNAs Associated with Eosinophilic Esophagitis Shown by Esophageal Mucosal Biopsy Results of Japanese Patients

Changes in Hepatic Density Due to Oral Amiodarone-induced Liver injury Shown by Computed Tomography

Real-world efficacy and safety of advanced therapies in hospitalized patients with ulcerative colitis

Endoscopic differential diagnosis between foveolar-type gastric adenoma and gastric hyperplastic polyps in Helicobacter pylori-naïve patients

Superior mesenteric artery syndrome: Diagnosis and management

Low Fecal Calprotectin Predicts Histological Healing in Patients with Ulcerative Colitis with Endoscopic Remission and Leads to Prolonged Clinical Remission

KLF4 Mutation Shapes Pathologic Characteristics of Foveolar-Type Gastric Adenoma in Helicobacter pylori–Naive Patients

Targeted suppression of human IBD-associated gut microbiota commensals by phage consortia for treatment of intestinal inflammation.

Mucosal metabolites fuel the growth and virulence of E. coli linked to Crohn’s disease

Comparison of dapagliflozin and teneligliptin in nonalcoholic fatty liver disease patients without type 2 diabetes mellitus: a prospective randomized study

The Emulsifier Carboxymethylcellulose Induces More Aggressive Colitis in Humanized Mice with Inflammatory Bowel Disease Microbiota Than Polysorbate-80

A New Dawn for the Use of Artificial Intelligence in Gastroenterology, Hepatology and Pancreatology

Rationally designed bacterial consortia to treat chronic immune-mediated colitis and restore intestinal homeostasis

Dietary Fructose Alters the Composition, Localization, and Metabolism of Gut Microbiota in Association With Worsening Colitis

Comorbid irritable bowel syndrome symptoms and headache have greater association with anxiety than depression

Prevalence of functional dyspepsia-like symptoms in ulcerative colitis patients in clinical remission and overlap with irritable bowel syndrome-like symptoms

Collaborators (9)

Makoto Naganuma

Nobuhiko Fukuba

Norihisa Ishimura

Jotham Suez

Kenneth Simpson

Kohji Naora

Samuel P. Nobs

Diana K. Morales

David C. Montrose

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