Takahiko Toyonaga
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Explore the profile of Takahiko Toyonaga including associated specialties, affiliations and a list of published articles.
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34
Citations
338
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Recent Articles
1.
Komatsu A, Toyonaga T, Sumiyoshi N, Tanaka M, Shibuya N, Saruta M
Sci Rep
. 2024 Jan;
14(1):303.
PMID: 38168776
Increasing number of patients with ulcerative colitis (UC) have received biologic treatment during the last decade. The association between endoscopic healing (EH) and biologic treatment failure remains understudied. Medical information...
2.
Yamada S, Honzawa Y, Yamamoto S, Matsuura M, Kitamoto H, Okabe M, et al.
Inflamm Bowel Dis
. 2023 Nov;
30(6):970-980.
PMID: 37951297
Background: Single nucleotide polymorphisms (SNPs) of the MEFV gene may modify inflammatory bowel disease (IBD) activity. The prevalence of MEFV gene SNPs in IBD patients and their involvement in IBD...
3.
Watanabe K, Nojima M, Nakase H, Sato T, Matsuura M, Aoyama N, et al.
J Gastroenterol
. 2023 Aug;
58(10):1015-1029.
PMID: 37561155
Background: The degree of immune response to COVID-19 vaccination in inflammatory bowel disease (IBD) patients based on actual changes in anti-SARS-CoV-2 antibody titres over time is unknown. Methods: Data were...
4.
Steinbach E, Smeekens J, Roy S, Toyonaga T, Cornaby C, Perini L, et al.
Clin Exp Allergy
. 2022 Nov;
53(2):210-215.
PMID: 36336910
No abstract available.
5.
Toyonaga T, Kobayashi T, Kuronuma S, Ueno A, Kiyohara H, Okabayashi S, et al.
J Gastroenterol
. 2021 Sep;
56(11):999-1007.
PMID: 34480209
Background And Aims: Polymorphisms in the nucleotide diphosphate-linked moiety X-type motif 15 (NUDT15) gene are associated with thiopurine-induced leukopenia in patients with inflammatory bowel disease (IBD). NUDT15-associated subcellular thiopurine metabolism...
6.
Toyonaga T, Araba K, Kennedy M, Keith B, Wolber E, Beasley C, et al.
Sci Rep
. 2021 Jun;
11(1):13533.
PMID: 34188154
The host receptor for SARS-CoV-2, angiotensin-converting enzyme 2 (ACE2), is highly expressed in small intestine. Our aim was to study colonic ACE2 expression in Crohn's disease (CD) and non-inflammatory bowel...
7.
Miyazaki R, Sakurai T, Iwashita Y, Shimada M, Shibuya N, Akita Y, et al.
Dig Dis
. 2021 May;
40(2):239-245.
PMID: 34000716
Objectives: The aim of this study was to propose an endoscopic classification system for ulcerative lesions on the ileocecal valve and investigate its relevance to the underlying etiology. Methods: Among...
8.
Toyonaga T, Araba K, Kennedy M, Keith B, Wolber E, Beasley C, et al.
bioRxiv
. 2020 Dec;
PMID: 33269348
Background And Aims: The host receptor for SARS-CoV-2, angiotensin-converting enzyme 2 (ACE2), is highly expressed in small intestine. Our aim was to study colonic ACE2 expression in Crohn's disease (CD)...
9.
Yagisawa K, Kobayashi T, Ozaki R, Okabayashi S, Toyonaga T, Miura M, et al.
Intest Res
. 2020 Jul;
18(3):343-344.
PMID: 32713171
No abstract available.
10.
Toyonaga T, Steinbach E, Keith B, Barrow J, Schaner M, Wolber E, et al.
Cell Mol Gastroenterol Hepatol
. 2020 Jun;
10(4):779-796.
PMID: 32561494
Background & Aims: Intestinal epithelial cell (IEC) barrier dysfunction is critical to the development of Crohn's disease (CD). However, the mechanism is understudied. We recently reported increased microRNA-31-5p (miR-31-5p) expression...