Published Papers & Misc - TAKENAKA Kento

1. Muneyori Okita, Kento Takenaka, Fumihito Hirai, Shinya Ashizuka, Hideki Iijima, Shigeki Bamba, Toshimitsu Fujii, Kenji Watanabe, Yosuke Shimodaira, Hisashi Shiga, Sakiko Hiraoka, Toshihiro Inokuchi, Takeshi Yamamura, Ryo Emoto, Shigeyuki Matsui. Diagnostic accuracy and cut-off values of serum leucine-rich alpha-2 glycoprotein for Crohn's disease activity in the small bowel. J Gastroenterol. 2025.05; 60 (5): 573-582. ( PubMed, DOI )

2. Makoto Naganuma, Hisashi Shiga, Masayuki Shimoda, Minoru Matsuura, Kento Takenaka, Toshimitsu Fujii, Shojiro Yamamoto, Mao Matsubayashi, Taku Kobayashi, Nobuo Aoyama, Daisuke Saito, Kaoru Yokoyama, Kei Moriya, Kiichiro Tsuchiya, Shunsuke Shibui, Ami Kawamoto, Hiromichi Shimizu, Ryuichi Okamoto, Kazuki Sakamoto, Katsuki Yaguchi, Reiko Kunisaki, Shintaro Akiyama, Ryohei Hayashi, Keisuke Hasui, Shuji Kanmura, Shigeki Bamba, Yoshiyuki Mishima, Kazuki Kakimoto, Shinya Sugimoto, Atsushi Nakazawa, Takayuki Abe, Haruhiko Ogata, Tadakazu Hisamatsu, . First-line biologics as a treatment for ulcerative colitis: a multicenter randomized control study. J Gastroenterol. 2025.04; 60 (4): 430-441. ( PubMed, DOI )

3. Kento Takenaka, Tadakazu Hisamatsu, Taku Kobayashi, Hironori Yamamoto, Naoki Ohmiya, Ryohei Hayashi, Katsuyoshi Matsuoka, Masayuki Saruta, Akira Andoh, Norimasa Fukata, Kenji Watanabe, Hiroyuki Imaeda, Fumihito Hirai, Takayuki Matsumoto, Akihiro Hirakawa, Tomonori Yano, Minoru Matsuura, Ryuichi Okamoto, Kazuo Ohtsuka, Mamoru Watanabe. Inadequate Efficacy of Biologics for Treating Proximal Ileal Lesions in Crohn's Disease; A Prospective Multicenter Study. Clin Gastroenterol Hepatol. 2024.12; Online ahead of print ( PubMed, DOI )

4. Hiromichi Shimizu, Yuko Aonuma, Shuji Hibiya, Ami Kawamoto, Kento Takenaka, Toshimitsu Fujii, Eiko Saito, Masakazu Nagahori, Kazuo Ohtsuka, Ryuichi Okamoto. Long-term efficacy and safety of tofacitinib in patients with ulcerative colitis: 3-year results from a real-world study. Intest Res. 2024.07; 22 (3): 369-377. ( PubMed, DOI )

5. Noriyuki Ogata, Yasuharu Maeda, Masashi Misawa, Kento Takenaka, Kaoru Takabayashi, Marietta Iacucci, Takanori Kuroki, Kazumi Takishima, Keisuke Sasabe, Yu Niimura, Jiro Kawashima, Yushi Ogawa, Katsuro Ichimasa, Hiroki Nakamura, Singo Matsudaira, Seiko Sasanuma, Takemasa Hayashi, Kunihiko Wakamura, Hideyuki Miyachi, Toshiyuki Baba, Yuichi Mori, Kazuo Ohtsuka, Haruhiko Ogata, Shin-Ei Kudo. Artificial intelligence-assisted video colonoscopy for disease monitoring of ulcerative colitis: A prospective study. J Crohns Colitis. 2024.06; Online ahead of print ( PubMed, DOI )

6. Tatsuya Suzuki, Yuka Hayakawa, Shun Kaneko, Kento Takenaka, Keiya Watakabe, Yuko Kinowaki, Akira Takemoto, Kazuo Ohtsuka, Yasuhiro Asahina, Ryuichi Okamoto. Granulomatous hepatitis with Crohn's disease: a case report. Clin J Gastroenterol. 2024.03; Online ahead of print ( PubMed, DOI )

7. Takeshi Ueda, Fumikazu Koyama, Akira Sugita, Hiroki Ikeuchi, Kitaro Futami, Kouhei Fukushima, Riichiro Nezu, Hideki Iijima, Tsunekazu Mizushima, Michio Itabashi, Kazuhiro Watanabe, Keisuke Hata, Takahide Shinagawa, Katsuyoshi Matsuoka, Kento Takenaka, Makoto Sasaki, Manabu Nagayama, Hironori Yamamoto, Masaru Shinozaki, Mikihiro Fujiya, Jun Kato, Yoshitaka Ueno, Shinji Tanaka, Yoshiki Okita, Yoshinari Hashimoto, Taku Kobayashi, Kazutaka Koganei, Motoi Uchino, Hisao Fujii, Yasuo Suzuki, Tadakazu Hisamatsu. Endoscopic Lesions of Postoperative Anastomotic Area in Patients With Crohn's Disease in the Biologic Era: A Japanese Multi-Centre Nationwide Cohort Study. J Crohns Colitis. 2023.12; 17 (12): 1968-1979. ( PubMed, DOI )

8. Ami Kawamoto, Kento Takenaka, Shuji Hibiya, Yoshio Kitazume, Hiromichi Shimizu, Toshimitsu Fujii, Eiko Saito, Kazuo Ohtsuka, Ryuichi Okamoto. Combination of leucine-rich alpha-2 glycoprotein and fecal markers detect Crohn's disease activity confirmed by balloon-assisted enteroscopy. Intest Res. 2023.11; Online ahead of print ( PubMed, DOI )

9. Kento Takenaka, Ami Kawamoto, Yoshio Kitazume, Toshimitsu Fujii, Yumi Udagawa, Hiromichi Shimizu, Shuji Hibiya, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe, Ryuichi Okamoto. Transmural Remission Characterized by High Biologic Concentrations Demonstrates Better Prognosis in Crohn's Disease. J Crohns Colitis. 2023.06; 17 (6): 855-862. ( PubMed, DOI )

10. Kento Takenaka, Yoshio Kitazume, Ami Kawamoto, Toshimitsu Fujii, Yumi Udagawa, Ryosuke Wanatabe, Hiromichi Shimizu, Shuji Hibiya, Masakazu Nagahori, Kazuo Ohtsuka, Hiroyuki Sato, Akihiro Hirakawa, Mamoru Watanabe, Ryuichi Okamoto. Serum Leucine-Rich α2 Glycoprotein: A Novel Biomarker for Transmural Inflammation in Crohn's Disease. Am J Gastroenterol. 2023.06; 118 (6): 1028-1035. ( PubMed, DOI )

11. Hiroshi Nakase, Motohiro Esaki, Fumihito Hirai, Taku Kobayashi, Katsuyoshi Matsuoka, Minoru Matsuura, Makoto Naganuma, Masayuki Saruta, Kiichiro Tsuchiya, Motoi Uchino, Kenji Watanabe, Tadakazu Hisamatsu, . Treatment escalation and de-escalation decisions in Crohn's disease: Delphi consensus recommendations from Japan, 2021. J Gastroenterol. 2023.04; 58 (4): 313-345. ( PubMed, DOI )

12. Fujiwara S, Kawamoto A, Motobayashi M, Hibiya S, Takenaka K, Shimizu H, Saito E, Fujii T, Nagahori M, Kawata D, Umezawa N, Hosoya T, Yasuda S, Ohtsuka K, Okamoto R. Hemorrhagic gastric ulcer in a patient with Behcet's disease successfully treated with infliximab. DEN open. 2023.04; 3 (1): e196. ( PubMed, DOI )

13. Tsuchiya K, Nagahori M, Hanazawa R, Sasaki M, Sato H, Hirakawa A, Anzai T, Takahashi K, Kobayashi Y, Hibiya S, Takenaka K, Watanabe M. Serial daily recording of patient-reported outcomes (PRO2) might predict treatment change in the patients with Ulcerative Colitis. JOURNAL OF CROHNS & COLITIS. 2023.02; 17 (1): I316-I317.

14. Eiko Saito, Kazuo Ohtsuka, Ami Kawamoto, Toshimitsu Fujii, Kento Takenaka, Shuji Hibiya, Hiromichi Shimizu, Masakazu Nagahori, Shohei Tomii, Ryuichi Okamoto. A case of venous stasis colitis possibly caused by eplerenone. Clin J Gastroenterol. 2023.02; 16 (1): 69-72. ( PubMed, DOI )

15. Shuji Hibiya, Kazuo Ohtsuka, Kento Takenaka, Ami Kawamoto, Yusuke Matsuyama, Yumi Udagawa, Maiko Motobayashi, Hiromichi Shimizu, Toshimitsu Fujii, Eiko Saito, Masakazu Nagahori, Ryuichi Okamoto, Mamoru Watanabe. Mucosal healing of small intestinal stricture is associated with improved prognosis post-dilation in Crohn's disease. BMC Gastroenterol. 2022.05; 22 (1): 218. ( PubMed, DOI )

16. Yoshio Kitazume, Kento Takenaka, Kazuo Ohtsuka, Yasuo Ozawa, Koichiro Kimura, Ryosuke Watanabe, Junichi Tsuchiya, Toshimitsu Fujii, Masakazu Nagahori, Mamoru Watanabe, Ukihide Tateishi. Motility Mapping Quantification Using the Classical Optical Flow Algorithm for Small Bowel Crohn's Disease: Comparison with Balloon-assisted Enteroscopy Findings. Magn Reson Med Sci. 2022.05; 22 (3): Online ahead of print-334. ( PubMed, DOI )

17. Ami Kawamoto, Kento Takenaka, Ryuichi Okamoto, Mamoru Watanabe, Kazuo Ohtsuka. Systematic review of artificial intelligence-based image diagnosis for inflammatory bowel disease. Dig Endosc. 2022.04; 34 (7): 1311-1319. ( PubMed, DOI )

18. Kento Takenaka, Ami Kawamoto, Ryuichi Okamoto, Mamoru Watanabe, Kazuo Ohtsuka. Artificial intelligence for endoscopy in inflammatory bowel disease. Intest Res. 2022.04; 20 (2): 165-170. ( PubMed, DOI )

19. Ryan W Stidham, Kento Takenaka. Artificial Intelligence for Disease Assessment in Inflammatory Bowel Disease: How Will it Change Our Practice? Gastroenterology. 2022.04; 162 (5): 1493-1506. ( PubMed, DOI )

20. Hiromichi Shimizu, Toshimitsu Fujii, Kenji Kinoshita, Ami Kawamoto, Shuji Hibiya, Kento Takenaka, Eiko Saito, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe, Ryuichi Okamoto. Intravenous tacrolimus is a superior induction therapy for acute severe ulcerative colitis compared to oral tacrolimus. BMC Gastroenterol. 2021.12; 21 (1): 494. ( PubMed, DOI )