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 )

21. Kento Takenaka, Toshimitsu Fujii, Ami Kawamoto, Kohei Suzuki, Hiromichi Shimizu, Chiaki Maeyashiki, Osamu Yamaji, Maiko Motobayashi, Akira Igarashi, Ryoichi Hanazawa, Shuji Hibiya, Masakazu Nagahori, Eiko Saito, Ryuichi Okamoto, Kazuo Ohtsuka, Mamoru Watanabe. Deep neural network for video colonoscopy of ulcerative colitis: a cross-sectional study. Lancet Gastroenterol Hepatol. 2021.11; 7 (3): 230-237. ( PubMed, DOI )

22. Kento Takenaka, Ami Kawamoto, Kazuo Ohtsuka. Editorial: higher concentrations of cytokine blockers are needed to obtain small bowel mucosal healing during maintenance therapy in Crohn's disease-authors' reply. Aliment Pharmacol Ther. 2021.10; 54 (8): 1087. ( PubMed, DOI )

23. Kento Takenaka, Ami Kawamoto, Shuji Hibiya, Kohei Suzuki, Toshimitsu Fujii, Maiko Motobayashi, Hiromichi Shimizu, Masakazu Nagahori, Eiko Saito, Ryuichi Okamoto, Mamoru Watanabe, Kazuo Ohtsuka. Higher concentrations of cytokine blockers are needed to obtain small bowel mucosal healing during maintenance therapy in Crohn's disease. Aliment Pharmacol Ther. 2021.07; 54 (8): 1052-1060. ( PubMed, DOI )

24. Kento Takenaka, Kazuo Ohtsuka, Toshimitsu Fujii, Shiori Oshima, Ryuichi Okamoto, Mamoru Watanabe. Deep Neural Network Accurately Predicts Prognosis of Ulcerative Colitis Using Endoscopic Images. Gastroenterology. 2021.05; 160 (6): 2175-2177.e3. ( PubMed, DOI )

25. Yoshio Kitazume, Kento Takenaka, Kazuo Ohtsuka, Koichiro Kimura, Yusuke Ogihara, Tomoyuki Fujioka, Junichi Tsuchiya, Toshimitsu Fujii, Mamoru Watanabe, Ukihide Tateisi. Crohn disease: magnetic resonance enterocolonography features of endoscopic ulcer stages reclassified with the healing process and the relationships to prognoses. Jpn J Radiol. 2021.05; 39 (5): 459-476. ( PubMed, DOI )

26. Miyuki Kaneshiro, Kento Takenaka, Kohei Suzuki, Toshimitsu Fujii, Shuji Hibiya, Ami Kawamoto, Maiko Motobayashi, Hiromichi Shimizu, Masakazu Nagahori, Eiko Saito, Ryuichi Okamoto, Kazuo Ohtsuka, Mamoru Watanabe. Pancolonic endoscopic and histologic evaluation for relapse prediction in patients with ulcerative colitis in clinical remission. Aliment Pharmacol Ther. 2021.04; 53 (8): 900-907. ( PubMed, DOI )

27. Hibiya Shuji, Matsuyama Yusuke, Fujii Toshimitsu, Maeyashiki Chiaki, Saito Eiko, Ito Kimiko, Shimizu Hiromichi, Kawamoto Ami, Motobayashi Maiko, Takenaka Kento, Nagahori Masakazu, Kurosaki Masayuki, Yauchi Tsunehito, Ohtsuka Kazuo, Fujiwara Takeo, Okamoto Ryuichi, Watanabe Mamoru. 5-aminosalicylate-intolerant patients are at increased risk of colectomy for ulcerative colitis ALIMENTARY PHARMACOLOGY & THERAPEUTICS. 2021.01; 53 (1): 103-113. ( DOI )

28. Yoshio Kitazume, Junichi Tsuchiya, Kento Takenaka, Kazuo Ohtsuka, Koichiro Kimura, Ryosuke Watanabe, Tomoyuki Fujioka, Toshimitsu Fujii, Mamoru Watanabe, Ukihide Tateisi. High b-value computed diffusion-weighted imaging for differentiating bowel inflammation in Crohn's disease. Eur J Radiol. 2020.10; 133 109362. ( PubMed, DOI )

29. Takenaka Kento, Ohtsuka Kazuo, Suzuki Kohei, Watanabe Mamoru. Assessing Disease Activity in Ulcerative Colitis Using Artificial Intelligence: Can "Equally Good" Be Seen as "Better"? Reply GASTROENTEROLOGY. 2020.10; 159 (4): 1626-1627. ( DOI )

30. Kento Takenaka, Yoshio Kitazume, Toshimitsu Fujii, Kiichiro Tsuchiya, Mamoru Watanabe, Kazuo Ohtsuka. Objective evaluation for treat to target in Crohn's disease. J. Gastroenterol. 2020.06; 55 (6): 579-587. ( PubMed, DOI )

31. Shigeki Bamba, Ryosuke Sakemi, Toshimitsu Fujii, Teruyuki Takeda, Shin Fujioka, Kento Takenaka, Hiroki Kitamoto, Shotaro Umezawa, Hirotake Sakuraba, Toshihiro Inokuchi, Norimasa Fukata, Shinta Mizuno, Masaki Yamashita, Shinichiro Shinzaki, Hiroki Tanaka, Hidetoshi Takedatsu, Ryo Ozaki, Kei Moriya, Manabu Ishii, Tetsu Kinjo, Keiji Ozeki, Makoto Ooi, Ryohei Hayashi, Kazuki Kakimoto, Yuichi Shimodate, Kazuya Kitamura, Akihiro Yamada, Akira Sonoda, Yu Nishida, Kyouko Yoshioka, Shinya Ashizuka, Fumiaki Takahashi, Toshio Shimokawa, Taku Kobayashi, Akira Andoh, Toshifumi Hibi. A nationwide, multi-center, retrospective study of symptomatic small bowel stricture in patients with Crohn's disease. J Gastroenterol. 2020.06; 55 (6): 615-626. ( PubMed, DOI )

32. Kento Takenaka, Toshimitsu Fujii, Kohei Suzuki, Hiromichi Shimizu, Maiko Motobayashi, Shuji Hibiya, Eiko Saito, Masakazu Nagahori, Mamoru Watanabe, Kazuo Ohtsuka. Small bowel healing detected by endoscopy in patients with Crohn's disease after treatment with antibodies against tumor necrosis factor. Clin Gastroenterol Hepatol. 2020.06; 18 (7): 1545-1552. ( PubMed, DOI )

33. Hiromichi Shimizu, Toshimitsu Fujii, Shuji Hibiya, Maiko Motobayashi, Kohei Suzuki, Kento Takenaka, Eiko Saito, Masakazu Nagahori, Kazuo Ohtsuka, Mamoru Watanabe. Rapid prediction of 1-year efficacy of tofacitinib for treating refractory ulcerative colitis. Intest Res. 2020.06; Online ahead of print.. ( PubMed, DOI )

34. Kento Takenaka, Yoshio Kitazume, Toshimitsu Fujii, Kiichiro Tsuchiya, Mamoru Watanabe, Kazuo Ohtsuka. Objective evaluation for treat to target in Crohn’s disease. J Gastroenterol. 2020.03; 55 (3): 579-587.

35. Kento Takenaka, Kazuo Ohtsuka, Toshimitsu Fujii, Mariko Negi, Kohei Suzuki, Hiromichi Shimizu, Shiori Oshima, Shintaro Akiyama, Maiko Motobayashi, Masakazu Nagahori, Eiko Saito, Katsuyoshi Matsuoka, Mamoru Watanabe. Development and Validation of a Deep Neural Network for Accurate Evaluation of Endoscopic Images From Patients With Ulcerative Colitis. Gastroenterology. 2020.02; ( PubMed, DOI )

36. Kento Takenaka, Maiko Kimura, Kazuo Ohtsuka. Colonic strictures mimicking Crohn's disease. Gut. 2019.11; Online ahead of print.. ( PubMed, DOI )

37. Motobayashi Maiko, Matsuoka Katsuyoshi, Takenaka Kento, Fujii Toshimitsu, Nagahori Masakazu, Ohtsuka Kazuo, Iwamoto Fumihiko, Tsuchiya Kiichiro, Negi Mariko, Eishi Yoshinobu, Watanabe Mamoru. Predictors of mucosal healing during induction therapy in patients with acute moderate-to-severe ulcerative colitis JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY. 2019.06; 34 (6): 1004-1010. ( DOI )

38. Shintaro Akiyama, Katsuyoshi Matsuoka, Kyoko Fukuda, Shunsuke Hamada, Mikiko Shimizu, Kosaku Nanki, Shinta Mizuno, Hiroki Kiyohara, Mari Arai, Shinya Sugimoto, Yasushi Iwao, Haruhiko Ogata, Tadakazu Hisamatsu, Makoto Naganuma, Maiko Motobayashi, Kohei Suzuki, Kento Takenaka, Toshimitsu Fujii, Eiko Saito, Masakazu Nagahori, Kazuo Ohtsuka, Mayumi Mochizuki, Mamoru Watanabe, Masayuki Hashiguchi, Takanori Kanai. Long-term effect of NUDT15 R139C on hematologic indices in inflammatory bowel disease patients treated with thiopurine. J. Gastroenterol. Hepatol.. 2019.05; ( PubMed, DOI )

39. Kaho Yamasaki, Kento Takenaka, Kazuo Ohtsuka. Laterally spreading tumor-like early cancer in ileum. Intern Med. 2019.03; 58 (6): 885-886. ( PubMed, DOI )

40. Yoshio Kitazume, Tomoyuki Fujioka, Kento Takenaka, Jun Oyama, Kazuo Ohtsuka, Toshimitsu Fujii, Ukihide Tateisi. Crohn Disease: A 5-point MR enterocolonography classification using enteroscopic findings. Am J Roentgenol. 2019.01; 212 (1): 67-76. ( PubMed, DOI )

41. Kohei Suzuki, Tatsuro Murano, Hiromichi Shimizu, Go Ito, Toru Nakata, Satoru Fujii, Fumiaki Ishibashi, Ami Kawamoto, Sho Anzai, Reiko Kuno, Konomi Kuwabara, Junichi Takahashi, Minami Hama, Sayaka Nagata, Yui Hiraguri, Kento Takenaka, Shiro Yui, Kiichiro Tsuchiya, Tetsuya Nakamura, Kazuo Ohtsuka, Mamoru Watanabe, Ryuichi Okamoto. Single cell analysis of Crohn's disease patient-derived small intestinal organoids reveals disease activity-dependent modification of stem cell properties. J. Gastroenterol.. 2018.09; 53 (9): 1035-1047. ( PubMed, DOI )

42. Fumihiko Iwamoto, Katsuyoshi Matsuoka, Maiko Motobayashi, Kento Takenaka, Toru Kuno, Keisuke Tanaka, Yuya Tsukui, Shoji Kobayashi, Takashi Yoshida, Toshimitsu Fujii, Eiko Saito, Tatsuya Yamaguchi, Masakazu Nagahori, Tadashi Sato, Kazuo Ohtsuka, Nobuyuki Enomoto, Mamoru Watanabe. Prediction of disease activity of Crohn's disease through fecal calprotectin evaluated by balloon-assisted endoscopy. J. Gastroenterol. Hepatol.. 2018.06; ( PubMed, DOI )

43. Shintaro Akiyama, Masakazu Nagahori, Shinya Oooka, Mariko Negi, Takashi Ito, Kento Takenaka, Kazuo Ohtsuka, Mamoru Watanabe. Small intestinal obstruction due to the metastasis of intrahepatic cholangiocarcinoma: A case report. Medicine (Baltimore). 2018.03; 97 (12): e0190. ( PubMed, DOI )

44. Kento Takenaka, Kazuo Ohtsuka, Yoshio Kitazume, Katsuyoshi Matsuoka, Masakazu Nagahori, Toshimitsu Fujii, Eiko Saito, Maiko Kimura, Tomoyuki Fujioka, Mamoru Watanabe. Utility of Magnetic Resonance Enterography For Small Bowel Endoscopic Healing in Patients With Crohn's Disease Am. J. Gastroenterol. 2018.02; 113 (2): 283-294. ( PubMed, DOI )

45. Kento Takenaka, Kazuo Ohtsuka, Yoshio Kitazume, Katsuyoshi Matsuoka, Toshimitsu Fujii, Masakazu Nagahori, Maiko Kimura, Tomoyuki Fujioka, Akihiro Araki, Mamoru Watanabe. Magnetic resonance evaluation for small bowel strictures in Crohn's disease: comparison with balloon enteroscopy. J. Gastroenterol.. 2017.08; 52 (8): 879-888. ( PubMed, DOI )

46. Akiyama Shintaro, Fujii Toshimitsu, Matsuoka Katsuyoshi, Yusuke Ebana, Negi Mariko, Takenaka Kento, Nagahori Masakazu, Ohtsuka Kazuo, Isobe Mitsuaki, Watanabe Mamoru. Endoscopic features and genetic background of inflammatory bowel disease complicated with Takayasu arteritis JOURNAL OF GASTROENTEROLOGY AND HEPATOLOGY. 2017.05; 32 (5): 1011-1017. ( PubMed, DOI )

47. Endo Y., Ohtsuka K., Yoshida A., Ueno F., Takenaka K., Watanabe M.. A novel small-caliber deep enteroscope can overcome technical difficulty of insertion in patients with Crohn's disease JOURNAL OF CROHNS & COLITIS. 2017.02; 11 S164-S165.

48. Kazuo Ohtsuka, Kento Takenaka, Yoshio Kitazume, Toshimitsu Fujii, Katsuyoshi Matsuoka, Maiko Kimura, Takashi Nagaishi, Mamoru Watanabe. Magnetic resonance enterography for the evaluation of the deep small intestine in Crohn's disease. Intest Res. 2016.04; 14 (2): 120-126. ( PubMed, DOI )

49. Kento Takenaka, Kazuo Ohtsuka, Yoshio Kitazume, Masakazu Nagahori, Toshimitsu Fujii, Eiko Saito, Tomoyuki Fujioka, Katsuyoshi Matsuoka, Makoto Naganuma, Mamoru Watanabe. Correlation of the Endoscopic and Magnetic Resonance Scoring Systems in the Deep Small Intestine in Crohn's Disease. Inflamm. Bowel Dis.. 2015.08; 21 (8): 1832-1838. ( PubMed, DOI )

50. Kento Takenaka, Kazuo Ohtsuka, Yoshio Kitazume, Masakazu Nagahori, Toshimitsu Fujii, Eiko Saito, Makoto Naganuma, Akihiro Araki, Mamoru Watanabe. Comparison of magnetic resonance and balloon enteroscopic examination of the small intestine in patients with Crohn's disease. Gastroenterology. 2014.08; 147 (2): 334-342.e3. ( PubMed, DOI )