• 3872 Citations
  • 34 h-Index
1990 …2019
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Research Output 1990 2019

2019
3 Citations (Scopus)

Capsule endoscopy for small-intestinal disorders: Current status

Hosoe, N., Takabayashi, K., Ogata, H. & Kanai, T., 2019 Jan 1, In : Digestive Endoscopy.

Research output: Contribution to journalReview article

Capsule Endoscopy
Reading
Crohn Disease
Endoscopy
Intestinal Polyps

Clinical utility of novel ultrathin single-balloon enteroscopy: A feasibility study

Takabayashi, K., Hosoe, N., Miyanaga, R., Fukuhara, S., Hukuhara, K., Mizuno, S., Naganuma, M., Yahagi, N., Ogata, H. & Kanai, T., 2019 Jan 1, In : Endoscopy. 51, 5, p. 468-471 4 p.

Research output: Contribution to journalArticle

Feasibility Studies
Conscious Sedation
Ileum
Outpatients
Safety
1 Citation (Scopus)

Correction: Vedolizumab in Japanese patients with ulcerative colitis: A Phase 3, randomized, double-blind, placebo-controlled study (PLoS ONE (2019) 14:2 (e0212989) DOI: 10.1371/journal.pone.0212989)

Motoya, S., Watanabe, K., Ogata, H., Kanai, T., Matsui, T., Suzuki, Y., Shikamura, M., Sugiura, K., Oda, K., Hori, T., Araki, T., Watanabe, M. & Hibi, T., 2019 Apr 1, In : PloS one. 14, 4, e0215491.

Research output: Contribution to journalComment/debate

Open Access
colitis
Ulcerative Colitis
placebos
Placebos
vedolizumab
Feasibility Studies
Endoscopy
Names
Single-Balloon Enteroscopy
1 Citation (Scopus)

Development of an Indigo Naturalis Suppository for Topical Induction Therapy in Patients with Ulcerative Colitis

Yoshimatsu, Y., Naganuma, M., Sugimoto, S., Tanemoto, S., Umeda, S., Fukuda, T., Nomura, E., Yoshida, K., Ono, K., Mutaguchi, M., Nanki, K., Mizuno, S., Mikami, Y., Fukuhara, K., Sujino, T., Takabayashi, K., Ogata, H., Iwao, Y. & Kanai, T., 2019 Jan 1, In : Digestion.

Research output: Contribution to journalArticle

Indigo Carmine
Suppositories
Ulcerative Colitis
Therapeutics
Rectum
Colitis
Ulcerative Colitis
Neoplasms
Mucous Membrane
Colectomy

Effects of vedolizumab in Japanese patients with Crohn’s disease: a prospective, multicenter, randomized, placebo-controlled Phase 3 trial with exploratory analyses

Watanabe, K., Motoya, S., Ogata, H., Kanai, T., Matsui, T., Suzuki, Y., Shikamura, M., Sugiura, K., Oda, K., Hori, T., Araki, T., Watanabe, M. & Hibi, T., 2019 Jan 1, (Accepted/In press) In : Journal of gastroenterology.

Research output: Contribution to journalArticle

Open Access
Crohn Disease
Placebos
Maintenance
Odds Ratio
Confidence Intervals
1 Citation (Scopus)

Efficacy of therapeutic intervention for patients with an ulcerative colitis mayo endoscopic score of 1

Fukuda, T., Naganuma, M., Sugimoto, S., Ono, K., Nanki, K., Mizuno, S., Hukuhara, K., Mutaguchi, M., Nakazato, Y., Takabayashi, K., Inoue, N., Ogata, H., Iwao, Y. & Kanai, T., 2019 Mar 14, In : Inflammatory bowel diseases. 25, 4, p. 782-788 7 p.

Research output: Contribution to journalArticle

Ulcerative Colitis
Recurrence
Colonoscopy
Therapeutics
Blood Vessels

Histological transformation in duodenal-type follicular lymphoma: A case report and review of the literature

Tanigawa, T., Abe, R., Kato, J., Hosoe, N., Ogata, H., Kameyama, K., Okamoto, S. & Mori, T., 2019 May 1, In : Oncotarget. 10, 36, p. 3424-3429 6 p.

Research output: Contribution to journalArticle

Follicular Lymphoma
Drug Therapy
Lymphoma, Large B-Cell, Diffuse
Disease Progression
Lymphoma

Impact of electrical pulse cut mode during endoscopic papillectomy: Pilot randomized clinical trial

Iwasaki, E., Minami, K., Itoi, T., Yamamoto, K., Tsuji, S., Sofuni, A., Tsuchiya, T., Tanaka, R., Tonozuka, R., Machida, Y., Takimoto, Y., Tamagawa, H., Katayama, T., Kawasaki, S., Seino, T., Horibe, M., Fukuhara, S., Kitago, M., Ogata, H. & Kanai, T., 2019 Jan 1, (Accepted/In press) In : Digestive Endoscopy.

Research output: Contribution to journalArticle

Randomized Controlled Trials
Hemorrhage
Pancreatitis
Adenoma
Artifacts
1 Citation (Scopus)

Indigo naturalis is effective even in treatment-refractory patients with ulcerative colitis: a post hoc analysis from the INDIGO study

For the INDIGO Study Group, 2019 Jan 1, (Accepted/In press) In : Journal of gastroenterology.

Research output: Contribution to journalArticle

Indigo Carmine
Ulcerative Colitis
Steroids
Placebos
Leukocyte L1 Antigen Complex
Cellular Structures
Cadherins
Ulcerative Colitis
Colitis
Signet Ring Cell Carcinoma
2 Citations (Scopus)

Long-term effect of NUDT15 R139C on hematologic indices in inflammatory bowel disease patients treated with thiopurine

Akiyama, S., Matsuoka, K., Fukuda, K., Hamada, S., Shimizu, M., Nanki, K., Mizuno, S., Kiyohara, H., Arai, M., Sugimoto, S., Iwao, Y., Ogata, H., Hisamatsu, T., Naganuma, M., Motobayashi, M., Suzuki, K., Takenaka, K., Fujii, T., Saito, E., Nagahori, M. & 5 others, Ohtsuka, K., Mochizuki, M., Watanabe, M., Hashiguchi, M. & Kanai, T., 2019 Jan 1, In : Journal of Gastroenterology and Hepatology (Australia).

Research output: Contribution to journalReview article

Inflammatory Bowel Diseases
Erythrocyte Indices
Leukopenia
Leukocyte Count
Genotype

Management of perforation related to endoscopic submucosal dissection for superficial duodenal epithelial tumors

Fukuhara, S., Kato, M., Iwasaki, E., Sasaki, M., Tsutsumi, K., Kiguchi, Y., Akimoto, T., Takatori, Y., Nakayama, A., Maehata, T., Minami, K., Ogata, H., Kanai, T. & Yahagi, N., 2019 Jan 1, (Accepted/In press) In : Gastrointestinal Endoscopy.

Research output: Contribution to journalArticle

Neoplasms
Pancreatic Ducts
Drainage
C-Reactive Protein
Endoscopic Mucosal Resection

Measurement of prostaglandin metabolites is useful in diagnosis of small bowel ulcerations

Matsuno, Y., Umeno, J., Esaki, M., Hirakawa, Y., Fuyuno, Y., Okamoto, Y., Hirano, A., Yasukawa, S., Hirai, F., Matsui, T., Hosomi, S., Watanabe, K., Hosoe, N., Ogata, H., Hisamatsu, T., Yanai, S., Kochi, S., Kurahara, K., Yao, T., Torisu, T. & 2 others, Kitazono, T. & Matsumoto, T., 2019 Jan 1, In : World Journal of Gastroenterology. 25, 14, p. 1753-1763 11 p.

Research output: Contribution to journalArticle

Open Access
Prostaglandins
Crohn Disease
Prostaglandins E
Genes
ROC Curve

Novel mainstream capnometer system is safe and feasible even under CO 2 insufflation during ERCP-related procedure: A pilot study

Takimoto, Y., Iwasaki, E., Masaoka, T., Fukuhara, S., Kawasaki, S., Seino, T., Katayama, T., Minami, K., Tamagawa, H., Machida, Y., Ogata, H. & Kanai, T., 2019 Feb 1, In : BMJ Open Gastroenterology. 6, 1, e000266.

Research output: Contribution to journalArticle

Open Access
Insufflation
Endoscopic Retrograde Cholangiopancreatography
Carbon Monoxide
Apnea
Bites and Stings
3 Citations (Scopus)

Vedolizumab in Japanese patients with ulcerative colitis: A Phase 3, randomized, double-blind, placebo-controlled study

Motoya, S., Watanabe, K., Ogata, H., Kanai, T., Matsui, T., Suzuki, Y., Shikamura, M., Sugiura, K., Oda, K., Hori, T., Araki, T., Watanabe, M. & Hibi, T., 2019 Feb 1, In : PloS one. 14, 2, e0212989.

Research output: Contribution to journalArticle

Open Access
colitis
Ulcerative Colitis
placebos
Placebos
remission
2018

5-Aminosalicylic acid aggravates colitis mimicking exacerbation of ulcerative colitis

Miyoshi, J., Matsuoka, K., Yoshida, A., Naganuma, M., Hisamatsu, T., Yajima, T., Inoue, N., Okamoto, S., Iwao, Y., Ogata, H., Ueno, F., Hibi, T. & Kanai, T., 2018 Oct 1, In : Intestinal Research. 16, 4, p. 635-640 6 p.

Research output: Contribution to journalArticle

Mesalamine
Colitis
Ulcerative Colitis
Colonoscopy
Inflammatory Bowel Diseases
2 Citations (Scopus)

A male Korean who was diagnosed with chronic enteropathy associated with SLCO2A1 (CEAS): Case report with literature review

Sun, X., Hosoe, N., Miyanaga, R., Hukuhara, K., Mizuno, S., Takabayashi, K., Naganuma, M., Niizeki, H., Seki, A., Ogata, H. & Kanai, T., 2018 Jan 1, In : BMJ Open Gastroenterology. 5, 1, e000223.

Research output: Contribution to journalArticle

Melena
Mutation
Genes
Exons
Capsule Endoscopes
9 Citations (Scopus)

Clinical features of chronic enteropathy associated with SLCO2A1 gene: a new entity clinically distinct from Crohn’s disease

The CEAS study group, 2018 Aug 1, In : Journal of Gastroenterology. 53, 8, p. 907-915 9 p.

Research output: Contribution to journalArticle

Crohn Disease
Genes
Primary Hypertrophic Osteoarthropathy
Ileum
Consanguinity
2 Citations (Scopus)

Comparison of efficacy of once daily multimatrix mesalazine 2.4 g/day and 4.8 g/day with other 5-aminosalicylic acid preparation in active ulcerative colitis: A randomized, double-blind study

Ogata, H., Yokoyama, T., Mizushima, S., Hagino, A. & Hibi, T., 2018 Jan 1, In : Intestinal Research. 16, 2, p. 255-266 12 p.

Research output: Contribution to journalArticle

Mesalamine
Ulcerative Colitis
Double-Blind Method
Confidence Intervals
Safety
26 Citations (Scopus)

Efficacy of Indigo Naturalis in a Multicenter Randomized Controlled Trial of Patients With Ulcerative Colitis

INDIGO Study Group, 2018 Mar 1, In : Gastroenterology. 154, 4, p. 935-947 13 p.

Research output: Contribution to journalArticle

Indigo Carmine
Ulcerative Colitis
Randomized Controlled Trials
Placebos
Pulmonary Hypertension
1 Citation (Scopus)

Establishment of a Novel Scoring System for Colon Capsule Endoscopy to Assess the Severity of Ulcerative Colitis-Capsule Scoring of Ulcerative Colitis

Hosoe, N., Nakano, M., Takeuchi, K., Endo, Y., Matsuoka, K., Abe, T., Omori, T., Hayashida, M., Kobayashi, T., Yoshida, A., Mizuno, S., Nakazato, Y., Naganuma, M., Kanai, T., Watanabe, M., Ueno, F., Suzuki, Y., Hibi, T. & Ogata, H., 2018 Nov 29, In : Inflammatory Bowel Diseases. 24, 12, p. 2641-2647 7 p.

Research output: Contribution to journalArticle

Capsule Endoscopy
Ulcerative Colitis
Capsules
Colon
Colonoscopy
1 Citation (Scopus)

Factors predicting the therapeutic response to infliximab during maintenance therapy in Japanese patients with Crohn's disease

Matsuoka, K., Hamada, S., Shimizu, M., Nanki, K., Mizuno, S., Kiyohara, H., Arai, M., Sugimoto, S., Iwao, Y., Ogata, H., Hisamatsu, T., Naganuma, M., Kanai, T., Mochizuki, M. & Hashiguchi, M., 2018 Oct 1, In : PLoS One. 13, 10, e0204632.

Research output: Contribution to journalArticle

Crohn disease
Crohn Disease
tumor necrosis factors
therapeutics
Tumor Necrosis Factor-alpha
1 Citation (Scopus)

Predicting outcomes to optimize disease management in inflammatory bowel disease in Japan: Their differences and similarities to Western countries

Kobayashi, T., Hisamatsu, T., Suzuki, Y., Ogata, H., Andoh, A., Araki, T., Hokari, R., Iijima, H., Ikeuchi, H., Ishiguro, Y., Kato, S., Kunisaki, R., Matsumoto, T., Motoya, S., Nagahori, M., Nakamura, S., Nakase, H., Tsujikawa, T., Sasaki, M., Yokoyama, K. & 5 others, Yoshimura, N., Watanabe, K., Katafuchi, M., Watanabe, M. & Hibi, T., 2018 Jan 1, In : Intestinal Research. 16, 2, p. 168-177 10 p.

Research output: Contribution to journalArticle

Disease Management
Inflammatory Bowel Diseases
Japan
Ulcerative Colitis
Crohn Disease

Review of the small intestinal mucosal lesion

Hosoe, N., Ogata, H. & Kanai, T., 2018 Jan 1, In : Journal of Japanese Society of Gastroenterology. 115, 7, p. 605-611 7 p.

Research output: Contribution to journalReview article

16 Citations (Scopus)

The role of colorectal endoscopic submucosal dissection in patients with ulcerative colitis

Kinoshita, S., Uraoka, T., Nishizawa, T., Naganuma, M., Iwao, Y., Ochiai, Y., Fujimoto, A., Goto, O., Shimoda, M., Ogata, H., Kanai, T. & Yahagi, N., 2018 Apr 1, In : Gastrointestinal Endoscopy. 87, 4, p. 1079-1084 6 p.

Research output: Contribution to journalArticle

Ulcerative Colitis
Confidence Intervals
Biopsy
Carcinoma
Unnecessary Procedures
2017
11 Citations (Scopus)
Crohn Disease
Differential Diagnosis
Ulcer
Enteritis
Genes
34 Citations (Scopus)

Clinical Practice Guideline for Enteroscopy

Yamamoto, H., Ogata, H., Matsumoto, T., Ohmiya, N., Ohtsuka, K., Watanabe, K., Yano, T., Matsui, T., Higuchi, K., Nakamura, T. & Fujimoto, K., 2017, (Accepted/In press) In : Digestive Endoscopy.

Research output: Contribution to journalArticle

Capsule Endoscopy
Practice Guidelines
Guidelines
Endoscopy
Gastroenterology
1 Citation (Scopus)

Comparison of efficacies of once-daily dose multimatrix mesalazine and multiple-dose mesalazine for the maintenance of remission in ulcerative colitis: A randomized, double-blind study

Ogata, H., Ohori, A., Nishino, H., Mizushima, S., Hagino, A. & Hibi, T., 2017, In : Intestinal Research. 15, 3, p. 358-367 10 p.

Research output: Contribution to journalArticle

Mesalamine
Ulcerative Colitis
Double-Blind Method
Maintenance
Hemorrhage
1 Citation (Scopus)

Comparison of efficacy of multimatrix mesalazine 4.8 g/ day once-daily with other high-dose mesalazine in active ulcerative colitis: A randomized, double-blind study

Ogata, H., Aoyama, N., Mizushima, S., Hagino, A. & Hibi, T., 2017, In : Intestinal Research. 15, 3, p. 368-379 12 p.

Research output: Contribution to journalArticle

Mesalamine
Ulcerative Colitis
Double-Blind Method
Safety
7 Citations (Scopus)

Dexmedetomidine vs propofol for gastrointestinal endoscopy: A meta-analysis

Nishizawa, T., Suzuki, H., Hosoe, N., Ogata, H., Kanai, T. & Yahagi, N., 2017 Nov 1, In : United European Gastroenterology Journal. 5, 7, p. 1037-1045 9 p.

Research output: Contribution to journalArticle

Dexmedetomidine
Gastrointestinal Endoscopy
Propofol
Meta-Analysis
Confidence Intervals
7 Citations (Scopus)

Effect of prophylactic clipping in colorectal endoscopic resection: A meta-analysis of randomized controlled studies

Nishizawa, T., Suzuki, H., Goto, O., Ogata, H., Kanai, T. & Yahagi, N., 2017 Oct 1, In : United European Gastroenterology Journal. 5, 6, p. 859-867 9 p.

Research output: Contribution to journalReview article

Meta-Analysis
Hemorrhage
Odds Ratio
Databases
PubMed
11 Citations (Scopus)

Endocytoscopy can be used to assess histological healing in ulcerative colitis

Nakazato, Y., Naganuma, M., Sugimoto, S., Bessho, R., Arai, M., Kiyohara, H., Ono, K., Nanki, K., Mutaguchi, M., Mizuno, S., Kobayashi, T., Hosoe, N., Shimoda, M., Abe, T., Inoue, N., Ogata, H., Iwao, Y. & Kanai, T., 2017 Mar 13, (Accepted/In press) In : Endoscopy.

Research output: Contribution to journalArticle

Ulcerative Colitis
Rectum
Biopsy
Light
12 Citations (Scopus)
Mucous Membrane
Sigmoid Colon
Colonoscopy
Ulcerative Colitis
Rectum

Limited identification of dual-time-point positron emission tomography/computed tomography in advanced colorectal neoplasms

Kashiwagi, K., Nakazato, Y., Arai, M., Iwasaki, E., Naganuma, M., Inoue, N., Iwao, Y., Ogata, H., Murakami, K. & Kanai, T., 2017, In : Internal Medicine. 56, 11, p. 1287-1292 6 p.

Research output: Contribution to journalArticle

Colorectal Neoplasms
Neoplasms
Adenoma
Positron Emission Tomography Computed Tomography
Colonoscopy
7 Citations (Scopus)

Polyp detection rate in transverse and sigmoid colon significantly increases with longer withdrawal time during screening colonoscopy

Kashiwagi, K., Inoue, N., Yoshida, T., Bessyo, R., Yoneno, K., Imaeda, H., Ogata, H., Kanai, T., Sugino, Y. & Iwao, Y., 2017 Mar 1, In : PLoS One. 12, 3, e0174155.

Research output: Contribution to journalArticle

colonoscopy
Transverse Colon
Sigmoid Colon
Colonoscopy
Polyps

Reply to Gheorghe et al

Naganuma, M., Hosoe, N., Nakazato, Y., Ogata, H. & Kanai, T., 2017 Dec 1, In : Endoscopy. 49, 12, 1 p.

Research output: Contribution to journalLetter

1 Citation (Scopus)

The impact of visceral adipose tissue as best predictor for difficult colonoscopy and the clinical utility of a long small-caliber scope as rescue

Kashiwagi, K., Inoue, N., Yoshida, T., Bessho, R., Yoneno, K., Imaeda, H., Ogata, H., Kanai, T., Sugino, Y. & Iwao, Y., 2017 Dec 1, In : PLoS One. 12, 12, e0189817.

Research output: Contribution to journalArticle

colonoscopy
Intra-Abdominal Fat
Colonoscopy
adipose tissue
Tissue
6 Citations (Scopus)
Mesalamine
colitis
relapse
remission
Ulcerative Colitis
2016
2 Citations (Scopus)

Application and efficacy of super-magnifying endoscopy for the lower intestinal tract

Hosoe, N. & Ogata, H., 2016 Jan 1, In : Clinical Endoscopy. 49, 1, p. 37-40 4 p.

Research output: Contribution to journalArticle

Endoscopy
Lasers
Inflammatory Bowel Diseases
Colorectal Neoplasms
Endoscopes
32 Citations (Scopus)

Clinical Efficacy and Safety of Oral Qing-Dai in Patients with Ulcerative Colitis: A Single-Center Open-Label Prospective Study

Sugimoto, S., Naganuma, M., Kiyohara, H., Arai, M., Ono, K., Mori, K., Saigusa, K., Nanki, K., Takeshita, K., Takeshita, T., Mutaguchi, M., Mizuno, S., Bessho, R., Nakazato, Y., Hisamatsu, T., Inoue, N., Ogata, H., Iwao, Y. & Kanai, T., 2016 Mar 10, (Accepted/In press) In : Digestion. p. 193-201 9 p.

Research output: Contribution to journalArticle

Ulcerative Colitis
Prospective Studies
Safety
Indigo Carmine
Occult Blood

Current status of autofluorescence endoscopy

Imaeda, H., Hosoe, N., Yamaoka, M., Ashitani, K., Ohgo, H., Kashiwagi, K., Nakamoto, H., Ogata, H. & Kanai, T., 2016 Apr 1, In : Gastroenterological Endoscopy. 58, 4, p. 957-969 13 p.

Research output: Contribution to journalArticle

Optical Imaging
Endoscopy
Gastric Mucosa
Narrow Band Imaging
Inflammation
1 Citation (Scopus)

Endoscopic Severity Predicts Long-Term Prognosis in Crohn's Disease Patients with Clinical Remission

Naganuma, M., Hisamatsu, T., Matsuoka, K., Kiyohara, H., Arai, M., Sugimoto, S., Mori, K., Nanki, K., Ohno, K., Mutaguchi, M., Mizuno, S., Bessho, R., Nakazato, Y., Hosoe, N., Inoue, N., Iwao, Y., Ogata, H. & Kanai, T., 2016 Jan 1, In : Digestion. 93, 1, p. 66-71 6 p.

Research output: Contribution to journalArticle

Crohn Disease
Recurrence
Colonoscopy
C-Reactive Protein
Cohort Studies
9 Citations (Scopus)

Findings of ulceration and severe stricture on MRE can predict prognosis of Crohn’s disease in patients treated with anti-TNF treatment

Naganuma, M., Okuda, S., Hisamatsu, T., Matsuoka, K., Mori, K., Hosoe, N., Nakazato, Y., Ogata, H. & Kanai, T., 2016 Aug 23, (Accepted/In press) In : Abdominal Radiology. p. 1-11 11 p.

Research output: Contribution to journalArticle

Crohn Disease
Pathologic Constriction
Therapeutics
Recurrence
Magnetic Resonance Spectroscopy
36 Citations (Scopus)

First trough level of infliximab at week 2 predicts future outcomes of induction therapy in ulcerative colitis—results from a multicenter prospective randomized controlled trial and its post hoc analysis

Kobayashi, T., Suzuki, Y., Motoya, S., Hirai, F., Ogata, H., Ito, H., Sato, N., Ozaki, K., Watanabe, M. & Hibi, T., 2016 Mar 1, In : Journal of Gastroenterology. 51, 3, p. 241-251 11 p.

Research output: Contribution to journalArticle

Randomized Controlled Trials
Ulcerative Colitis
Adrenal Cortex Hormones
Placebos
Therapeutics
3 Citations (Scopus)

Pharmacokinetics of intravenous peramivir in the airway epithelial lining fluid of healthy volunteers

Funatsu, Y., Tasaka, S., Asami, T., Namkoong, H., Fujiwara, H., Iketani, O., Yagi, K., Kimizuka, Y., Ishii, M., Nishimura, T., Ogata, H., Iwata, S., Betsuyaku, T. & Hasegawa, N., 2016, In : Antiviral Therapy. 21, 7, p. 621-625 5 p.

Research output: Contribution to journalArticle

Healthy Volunteers
Pharmacokinetics
Viral Pneumonia
Human Influenza
Neuraminidase
4 Citations (Scopus)
Gastrointestinal Endoscopy
Propofol
Randomized Controlled Trials
Placebos
Safety
5 Citations (Scopus)

Safety of adalimumab and predictors of adverse events in 1693 Japanese patients with Crohn's disease

Ogata, H., Watanabe, M., Matsui, T., Hase, H., Okayasu, M., Tsuchiya, T., Shinmura, Y. & Hibi, T., 2016, In : Journal of Crohn's and Colitis. 10, 9, p. 1033-1041 9 p.

Research output: Contribution to journalArticle

Crohn Disease
Safety
Tuberculosis
Tumor Necrosis Factor-alpha
Drug-Related Side Effects and Adverse Reactions
1 Citation (Scopus)
Peutz-Jeghers Syndrome
Pancreatic Ducts
Pancreatitis
Stents
Azygos Vein