| Histological risk factors to predict clinical relapse in ulcerative colitis with endoscopically normal mucosa R Ozaki, T Kobayashi, S Okabayashi, M Nakano, S Morinaga, A Hara, ... Journal of Crohn's and Colitis 12 (11), 1288-1294, 2018 | 68 | 2018 |
| Accuracy of ultrasound for evaluation of colorectal segments in patients with inflammatory bowel diseases: a systematic review and meta-analysis S Sagami, T Kobayashi, Y Miyatani, S Okabayashi, H Yamazaki, ... Clinical Gastroenterology and Hepatology 19 (5), 908-921. e6, 2021 | 51 | 2021 |
| Inflammatory Bowel Disease in Japan-Is It Similar to or Different from Westerns?- S Okabayashi, T Kobayashi, T Hibi Journal of the Anus, Rectum and Colon 4 (1), 1-13, 2020 | 26 | 2020 |
| Usefulness of fecal calprotectin for the early prediction of short-term outcomes of remission-induction treatments in ulcerative colitis in comparison with two-item patient … T Toyonaga, T Kobayashi, M Nakano, E Saito, S Umeda, S Okabayashi, ... PLoS One 12 (9), e0185131, 2017 | 23 | 2017 |
| A simple 1-day colon capsule endoscopy procedure demonstrated to be a highly acceptable monitoring tool for ulcerative colitis S Okabayashi, T Kobayashi, M Nakano, T Toyonaga, R Ozaki, ... Inflammatory Bowel Diseases 24 (11), 2404-2412, 2018 | 21 | 2018 |
| Doppler trans‐thoracic echocardiography for detection of pulmonary hypertension in adults Y Tsujimoto, J Kumasawa, S Shimizu, Y Nakano, Y Kataoka, H Tsujimoto, ... Cochrane Database of Systematic Reviews, 2022 | 15 | 2022 |
| Certolizumab pegol for induction of remission in Crohn's disease H Yamazaki, R So, K Matsuoka, T Kobayashi, S Shinzaki, M Matsuura, ... Cochrane Database of Systematic Reviews, 2019 | 13 | 2019 |
| Determining the usefulness of Capsule Scoring of Ulcerative Colitis in predicting relapse of inactive ulcerative colitis M Matsubayashi, T Kobayashi, S Okabayashi, M Nakano, S Sagami, ... Journal of Gastroenterology and Hepatology 36 (4), 943-950, 2021 | 12 | 2021 |
| Combination of colonoscopy and magnetic resonance enterography is more useful for clinical decision making than colonoscopy alone in patients with complicated Crohn's disease S Sagami, T Kobayashi, N Kikkawa, S Umeda, M Nakano, T Toyonaga, ... Plos one 14 (2), e0212404, 2019 | 11 | 2019 |
| Lower effectiveness of intravenous steroid treatment for moderate‐to‐severe ulcerative colitis in hospitalised patients with older onset: a multicentre cohort study S Okabayashi, H Yamazaki, K Tominaga, M Miura, S Sagami, K Matsuoka, ... Alimentary Pharmacology & Therapeutics 55 (12), 1569-1580, 2022 | 10 | 2022 |
| Differential effects of mesalazine formulations on thiopurine metabolism through thiopurine S‐methyltransferase inhibition H Morikubo, T Kobayashi, R Ozaki, S Okabayashi, S Kuronuma, ... Journal of Gastroenterology and Hepatology 36 (8), 2116-2124, 2021 | 10 | 2021 |
| Diagnostic accuracy of Aspergillus‐specific antibodies for chronic pulmonary aspergillosis: A systematic review and meta‐analysis K Anan, Y Kataoka, S Okabayashi, R Yamamoto, H Namkoong, ... Mycoses 64 (7), 701-715, 2021 | 10 | 2021 |
| Drug lag for inflammatory bowel disease treatments in the East and West S Okabayashi, T Kobayashi, T Hibi Inflammatory intestinal diseases 3 (1), 25-31, 2018 | 10 | 2018 |
| Randomized, crossover questionnaire survey of acceptabilities of controlled-release mesalazine tablets and granules in ulcerative colitis patients K Yagisawa, T Kobayashi, R Ozaki, S Okabayashi, T Toyonaga, M Miura, ... Intestinal research 17 (1), 87, 2019 | 9 | 2019 |
| Residual short-segment distal inflammation has no significant impact on the major relapse of extensive ulcerative colitis K Asonuma, T Kobayashi, M Nakano, S Sagami, H Kiyohara, ... Inflammatory bowel diseases 28 (2), 200-207, 2022 | 7 | 2022 |
| Increased DNA-incorporated thiopurine metabolite as a possible mechanism for leukocytopenia through cell apoptosis in inflammatory bowel disease patients with NUDT15 mutation T Toyonaga, T Kobayashi, S Kuronuma, A Ueno, H Kiyohara, ... Journal of gastroenterology 56 (11), 999-1007, 2021 | 7 | 2021 |
| Individualized treatment based on CYP3A5 single-nucleotide polymorphisms with tacrolimus in ulcerative colitis S Okabayashi, T Kobayashi, E Saito, T Toyonaga, R Ozaki, S Sagami, ... Intestinal research 17 (2), 218-226, 2019 | 2 | 2019 |
| Certolizumab pegol for maintenance of medically induced remission in Crohn’s disease S Okabayashi, H Yamazaki, R Yamamoto, K Anan, K Matsuoka, ... Cochrane Database of Systematic Reviews, 2022 | 1 | 2022 |
| Steroid-refractory extensive enteritis complicated by ulcerative colitis successfully treated with adalimumab S Okabayashi, T Kobayashi, T Sujino, R Ozaki, S Umeda, T Toyonaga, ... Intestinal research 15 (4), 535-539, 2017 | 1 | 2017 |
| Denosumab for preventing fractures in postmenopausal women with osteoporosis R Yanai, S Okabayashi, Y Luo, K Fujii, Y Miyawaki, N Yajima, ... Cochrane Database of Systematic Reviews 2022 (9), CD014680, 2022 | | 2022 |
