> Doctors / Yoshinori Morita

Yoshinori Morita, M.D., Ph.D.

Associate Professor
Department of Gastroenterology, Kobe University School of Medicine

Education & Professional Activities
Education
M.D. 1996 Kobe University school of Medicine, Kobe, Japan
Ph.D. 2004 Kobe University graduate school of Medicine, Kobe, Japan

Career
1996 –1997 Residency in internal Medicine, Kobe University school of Medicine
1997 –1999 Residency in internal Medicine, Suma red cross Hospital
1999 –2000 Fellow in Gastroenterology (Prof. Shin-ei Kudo), Akita red-cross Hospital, Akita, Japan
2000 –2004 Kobe University graduate school of medicine
2004 –2005 Staff, Department of Gastroenterology, Kobe University school of Medicine
2005 –2007 Assistant Professor, Frontier Medical Science in Gastroenterology, International Center for Medical Research and Treatment, Kobe University School of Medicine
2007 –2011 Assistant Professor, Department of Gastroenterology, Kobe University school of Medicine
2013－present Associate Professor, Department of Gastroenterology, Kobe University school of Medicine

Credentials
1996 Medical License (No. 381010)
2004 Board certified Endoscopist of the Japan Gastroenterological Endoscopy Society (No. 20040800)
2008 Board certified Gatroenterologist of the Japanese Gastroenterological Association (No. 8345)
2010 Board certified Physician of the Japanese Society of Internal medicine (No. 42677)
2011 Certificate of Clinical Instructor (No. 2913)
2012 Board certified Gatroenterologist of the Japanese Society of Gastroenterology (No. 33608)
2013 Board certified Endoscopist of the Japan Esophageal Society (No. 681)

Research & Publications

Research
1. Two penetrating vessels as a novel indicator of the appropriate distal end of per-oral endoscopic myotomy. Tanaka S, Kawara F, Toyonaga T, Inoue H, Bechara R, Hoshi N, Abe H, Ohara Y, Ishida T, Morita Y, Umegaki E. Dig Endosc. 2017 Aug 28.
2. Efficacy of forced coagulation with low high-frequency power setting during endoscopic submucosal dissection. Ishida T, Toyonaga T, Ohara Y, Nakashige T, Kitamura Y, Ariyoshi R, Takihara H, Baba S, Yoshizaki T, Kawara F, Tanaka S, Morita Y, Umegaki E, Hoshi N, Azuma T. World J Gastroenterol. 2017 Aug 7; 23(29):5422-5430.
3. Peroral endoscopic myotomy using FlushKnife BT: a single-center series. Tanaka S, Toyonaga T, Kawara F, Grimm IS, Hoshi N, Abe H, Ohara Y, Morita Y, Umegaki E, Azuma T. Endosc Int Open. 2017 Jul; 5(7):E663-E669.
4. Gastric plexiform fibromyxoma resected by endoscopic submucosal dissection after observation of chronological changes: A case report. Kawara F, Tanaka S, Yamasaki T, Morita Y, Ohara Y, Okabe Y, Hoshi N, Toyonaga T, Umegaki E, Yokozaki H, Hirose T, Azuma T. World J Gastrointest Oncol. 2017 Jun 15; 9(6):263-267.
5. Evaluation of an e-learning system for diagnosis of gastric lesions using magnifying narrow-band imaging: a multicenter randomized controlled study. Nakanishi H, Doyama H, Ishikawa H, Uedo N, Gotoda T, Kato M, Nagao S, Nagami Y, Aoyagi H, Imagawa A, Kodaira J, Mitsui S, Kobayashi N, Muto M, Takatori H, Abe T, Tsujii M, Watari J, Ishiyama S, Oda I, Ono H, Kaneko K, Yokoi C, Ueo T, Uchita K, Matsumoto K, Kanesaka T, Morita Y, Katsuki S, Nishikawa J, Inamura K, Kinjo T, Yamamoto K, Yoshimura D, Araki H, Kashida H, Hosokawa A, Mori H, Yamashita H, Motohashi O, Kobayashi K, Hirayama M, Kobayashi H, Endo M, Yamano H, Murakami K, Koike T, Hirasawa K, Miyaoka Y, Hamamoto H, Hikichi T, Hanabata N, Shimoda R, Hori S, Sato T, Kodashima S, Okada H, Mannami T, Yamamoto S, Niwa Y, Yashima K, Tanabe S, Satoh H, Sasaki F, Yamazato T, Ikeda Y, Nishisaki H, Nakagawa M, Matsuda A, Tamura F, Nishiyama H, Arita K, Kawasaki K, Hoppo K, Oka M, Ishihara S, Mukasa M, Minamino H, Yao K. Endoscopy. 2017 Oct; 49(10):957-967.
6. Current status of colorectal ESD and challenge to the limit. Toyonaga T, Morita Y, Umegaki E. Nihon Shokakibyo Gakkai Zasshi. 2017; 114(6):989-1000.
7. Factors associated with residual gastroesophageal reflux disease symptoms in patients receiving proton pump inhibitor maintenance therapy. Kawara F, Fujita T, Morita Y, Uda A, Masuda A, Saito M, Ooi M, Ishida T, Kondo Y, Yoshida S, Okuno T, Yano Y, Yoshida M, Kutsumi H, Hayakumo T, Yamashita K, Hirano T, Hirai M, Azuma T. World J Gastroenterol. 2017 Mar 21; 23(11):2060-2067.
8. Usefulness of a novel slim type FlushKnife-BT over conventional FlushKnife-BT in esophageal endoscopic submucosal dissection. Ohara Y, Toyonaga T, Hoshi N, Tanaka S, Baba S, Takihara H, Kawara F, Ishida T, Morita Y, Umegaki E, Azuma T. World J Gastroenterol. 2017 Mar 7; 23(9):1657-1665.
9. Efficacy of a new hemostatic forceps during Gastric endoscopic submucosal dissection: a prospective randomized controlled trial. Tanaka S, Toyonaga T, Morita Y, Ishida T, Hoshi N, Grimes KL, Ohara Y, Yoshizaki T, Kawara F, Umegaki E, Azuma T. J Gastroenterol Hepatol. 2016 Sep 20. doi: 10.1111/jgh.13599. [Epub ahead of print]
10. Optimization of steroid injection intervals for prevention of stricture after esophageal endoscopic submucosal dissection: A randomized controlled trial. Wakahara C, Morita Y, Tanaka S, Hoshi N, Kawara F, Kibi M, Ishida T, Man-I M, Fujita T, Toyonaga T, and Azuma T. Acta gastro-enterologica Belgica. 2016 Vol. 79 (2): 315-320
11. Feasibility and safety of endoscopic submucosal dissection for lower rectal tumors with hemorrhoids. Tanaka S, Toyonaga T, Morita Y, Hoshi N, Ishida T, Ohara Y, Yoshizaki T, Kawara F, Umegaki E, Azuma T. World J Gastroenterol. 2016 Jul 21;22(27):6268-75.
12. Endoscopic submucosal dissection of cecal lesions in proximity to the appendiceal orifice. Jacob H, Toyonaga T, Ohara Y, Tsubouchi E, Takihara H, Baba S, Yoshizaki T, Kawara F, Tanaka S, Ishida T, Hoshi N, Morita Y, Umegaki E, Azuma T. Endoscopy. 2016 Jul 28.
13. Feasibility and safety of endoscopic submucosal dissection for lesions involving the ileocecal valve. Yoshizaki T, Toyonaga T, Tanaka S, Ohara Y, Kawara F, Baba S, Tsubouchi E, Takihara H, Watanabe D, Ishida T, Hoshi N, Morita Y, Umegaki E, Azuma T. Endoscopy. 2016 Mar 18.
14. Differences in routine esophagogastroduodenoscopy between Japanese and international facilities: a questionnaire survey. Uedo N, Gotoda T, Yoshinaga S, Tanuma T, Morita Y, Doyama H, Aso A, Hirasawa T, Yano T, Uchita N, Hooi Ho GS, Hsieh PH. Dig Endosc. 2016 Feb 8
15. Basic principles and practice of gastric cancer screening using high-definition white light gastroscopy: eyes can only see what the brain knows. Gotoda T, Uedo N, Yoshinaga S, Tanuma T, Morita Y, Doyama H, Aso A, Hirasawa T, Yano T, Uchita K, Ho G, Hsieh PH. Dig Endosc. 2016 Feb 2.
16. Current status of transnasal endoscopy using ultrathin videoscope for upper GI tract in the world. Tanuma T, Morita Y, Doyama H. Dig Endosc. 2016 Jan 21.
17. Endoscopic Submucosal Dissection (ESD) with Additional Therapy for Superficial Esophageal Cancer with Submucosal Invasion. Ikeda A, Hoshi N, Yoshizaki T, Fujishima Y, Ishida T, Morita Y, Ejima Y, Toyonaga T, Kakechi Y, Yokosaki H, Azuma T. Intern Med. 2015;54(22):2803-13
18. Electrolyte depletion syndrome (McKittrick-Wheelock syndrome) successfully treated by endoscopic submucosal dissection. Ohara Y, Toyonaga T, Watanabe D, Hoshi N, Adachi S, Yoshizaki T, Kawara F, Tanaka S, Ishida T, Okuno T, Ikehara N, Morita Y, Umegaki E, Yokozaki H, Azuma T. Clin J Gastroenterol. 2015 Oct; 8(5):280-4
19. Risk of stricture after endoscopic submucosal dissection for large rectal neoplasms. Ohara Y, Toyonaga T, Tanaka S, Ishida T, Hoshi N, Yoshizaki T, Kawara F, Lui KL, Tepmalai K, Damrongmanee A, Nagata M, Morita Y, Umegaki E, Azuma T. Endoscopy. 2016 Jan; 48(1):62-70
20. Clinical significance of the muscle-retracting sign during colorectal endoscopic submucosal dissection. Toyonaga T, Tanaka S, Man-I M, East J, Ono W, Nishino E, Ishida T, Hoshi N, Morita Y, Azuma T. Endosc Int Open. 2015 Jun; 3(3):E246-51.
21. Impact of formal training in endoscopic submucosal dissection for early gastrointestinal cancer: A systematic review and a meta-analysis. Tanimoto MA, Guerrero ML, Morita Y, Aguirre-Valadez J, Gomez E, Moctezuma-Velazquez C, Estradas-Trujillo JA, Valdovinos MA, Uscanga LF, Fujita R. World J Gastrointest Endosc. 2015 Apr 16; 7(4):417-28.
22. Esophageal diverticulum exposed during endoscopic submucosal dissection of superficial cancer. Tanaka S, Toyonaga T, Ohara Y, Yoshizaki T, Kawara F, Ishida T, Hoshi N, Morita Y, Azuma T. World J Gastroenterol. 2015 Mar 14; 21(10):3121-6
23. Feasibility and safety of endoscopic submucosal dissection for large colorectal tumors. Tanaka S, Toyonaga T, Morita Y, Hoshi N, Ishida T, Ohara Y, Yoshizaki T, Kawara F, Azuma T. Surg Laparosc Endosc Percutan Tech. 2015 Jun;25(3):223-8.
24. Efficacy of endoscopic submucosal dissection for residual or recurrent superficial colorectal tumors after endoscopic mucosal resection. Rahmi G, Tanaka S, Ohara Y, Ishida T, Yoshizaki T, Morita Y, Toyonaga T, Azuma T. J Dig Dis. 2015 Jan;16(1):14-21.
25. Efficacy and safety of 1-week Helicobacter pylori eradication therapy and 7-week rebamipide treatment after endoscopic submucosal dissection of early gastric cancer in comparison with 8-week PPI standard treatment: a randomized, controlled, prospective, multicenter study. Higuchi K, Takeuchi T, Uedo N, Takeuchi Y, Naito Y, Yagi N, Tominaga K, Machida H, Tamada T, Morita Y, Yazumi S, Yamao J, Iguchi M, Azuma T. Gastric Cancer. 2015 Jul;18(3):612-7.
26. Disseminated nocardiosis during systemic steroid therapy for the prevention of esophageal stricture after endoscopic submucosal dissection. Ishida T, Morita Y, Hoshi N, Yoshizaki T, Ohara Y, Kawara F, Tanaka S, Yamamoto Y, Matsuo H, Iwata K, Toyonaga T, Azuma T. Dig Endosc. 2014 [Epub ahead of print]
27. Endoscopic diagnosis of superficial non-ampullary duodenal epithelial tumors in Japan: Multicenter case series. Goda K, Kikuchi D, Yamamoto Y, Takimoto K, Kakushima N, Morita Y, Doyama H, Gotoda T, Maehata Y, Abe N. Dig Endosc. 2014 Apr; 26 Suppl 2: 23-9.
28. Endoscopic submucosal dissection (ESD) versus simplified/hybrid ESD. Toyonaga T, Man-I M, Morita Y, Azuma T. Gastrointest Endosc Clin N Am. 2014 Apr; 24(2):191-9.
29. Electrocautery for ESD: settings of the electrical surgical unit VIO300D. Morita Y. Gastrointest Endosc Clin N Am. 2014 Apr; 24(2):183-9.
30. High-resolution MR imaging of gastrointestinal tissue by intracavitary RF coil with remote tuning and matching technique for integrated MR-endoscope system. Matsuoka Y, Takahashi A, Kumamoto E, Morita Y, Kutsumi H, Azuma T, Kuroda K. Conf Proc IEEE Eng Med Biol Soc. 2013;2013:5706-10.
31. Navigation technique for MR-endoscope system using a wireless accelerometer-based remote control device. Kumamoto E, Takahashi A, Matsuoka Y, Morita Y, Kutsumi H, Azuma T, Kuroda K. Conf Proc IEEE Eng Med Biol Soc. 2013;2013:5698-701.
32. Endoscopic submucosal dissection for early gastric cancer in anastomosis site after distal gastrectomy. Tanaka S, Toyonaga T, Morita Y, Fujita T, Yoshizaki T, Kawara F, Wakahara C, Obata D, Sakai A, Ishida T, Ikehara N, Azuma T. Gastric Cancer. 2014 Apr; 17(2):371-6.
33. Endoscopic submucosal dissection using a carbon dioxide laser with submucosally injected laser absorber solution (porcine model). Obata D, Morita Y, Kawaguchi R, Ishii K, Hazama H, Awazu K, Kutsumi H, Azuma T. Surg Endosc. 2013 Nov; 27(11):4241-9.
34. Barrett's adenocarcinoma in long-segment Barrett's esophagus successfully detected by narrow-band imaging with magnifying endoscopy. Morita Y, Tanaka S, Toyonaga T, Azuma T. Dig Endosc. 2013 May; 25 Suppl 2:201-5.
35. Current status of endoscopic diagnosis and treatment of superficial Barrett's adenocarcinoma in Asia-Pacific region. Goda K, Singh R, Oda I, Omae M, Takahashi A, Koike T, Uedo N, Hirasawa D, Fujishiro M, Hirasawa K, Morita Y, Ho LK, Ajioka Y. Dig Endosc. 2013 May; 25 Suppl 2:146-50.
36. Endoscopic vessel sealing: a novel endoscopic precoagulation technique for blood vessels during endoscopic submucosal dissection. Tanaka S, Toyonaga T, Morita Y. Dig Endosc. 2013 May; 25(3):341-2.
37. Lifestyle factors associated with gastroesophageal reflux disease in the Japanese population. Matsuki N, Fujita T, Watanabe N, Sugahara A, Watanabe A, Ishida T, Morita Y, Yoshida M, Kutsumi H, Hayakumo T, Mukai H, Azuma T. J Gastroenterol. 2013 Mar; 48(3):340-9.
38. How to teach and learn endoscopic submucosal dissection for upper gastrointestinal neoplasm in Japan. Goda K, Fujishiro M, Hirasawa K, Kakushima N, Morita Y, Oda I, Takeuchi M, Yamamoto Y, Uedo N. Dig Endosc. 2012 May; 24 Suppl 1:136-42
39. Terminology for training of endoscopic submucosal dissection. Kakushima N, Hirasawa K, Morita Y, Takeuchi M, Yamamoto Y, Oda I, Goda K, Uedo N, Fujishiro M. Dig Endosc. 2012 May; 24 Suppl 1:133-5.
40. Desirable training and roles of Japanese endoscopists towards the further penetration of endoscopic submucosal dissection in Asia. Fujishiro M, Jung HY, Goda K, Hirasawa K, Kakushima N, Lee IL, Morita Y, Oda I, Takeuchi M, Yamamoto Y, Zhou PH, Uedo N. Dig Endosc. 2012 May; 24 Suppl 1:121-3.
41. Magnifying endoscopy in upper gastroenterology for assessing lesions before completing endoscopic removal. Chai NL, Ling-Hu EQ, Morita Y, Obata D, Toyonaga T, Azuma T, Wu BY. World J Gastroenterol. 2012 Mar 28; 18(12):1295-307.
42. Endoscopic submucosal dissection for gastric neoplasm in patients with co-morbidities categorized according to the ASA Physical Status Classification. Man-I M, Morita Y, Fujita T, East JE, Tanaka S, Wakahara C, Yoshida M, Hayakumo T, Kutsumi H, Inokuchi H, Toyonaga T, Azuma T. Gastric Cancer. 2012 Mar 2. [Epub ahead of print]
43. Clinicopathological characteristics of abnormal micro-lesions at the oro-hypopharynx detected by a magnifying narrow band imaging system. Tanaka S, Morita Y, Fujita T, Yokozaki H, Obata D, Fujiwara S, Wakahara C, Masuda A, Sugimoto M, Sanuki T, Yoshida M, Toyonaga T, Kutsumi H, Azuma T. Dig Endosc. 2012 Mar; 24(2):100-9.
44. Ex vivo pig training model for esophageal endoscopic submucosal dissection (ESD) for endoscopists with experience in gastric ESD. Tanaka S, Morita Y, Fujita T, Wakahara C, Ikeda A, Toyonaga T, Azuma T. Surg Endosc. 2012 Jun; 26(6):1579-86. Epub 2012 Jan 6.
45. Surveillance after colorectal polypectomy; comparison between Japan and U.S. Tanaka S, Obata D, Chinzei R, Yoshida S, Sanuki T, Morita Y, Yoshida M, Fujita T, Toyonaga T, Kutsumi H, Inokuchi H, Azuma T. Kobe J Med Sci. 2011 Feb 2; 56(5): E204-13.
46. Conflicting clinical environment about the management of antithrombotic agents during the periendoscopic period in Japan. Ono S, Fujishiro M, Kanzaki H, Uedo N, Yokoi C, Akiyama J, Sugawara M, Oda I, Suzuki S, Fujita Y, Tsubata S, Hirano M, Fukuzawa M, Kataoka M, Kamoshida T, Hirai S, Sumiyoshi T, Kondo H, Yamamoto Y, Okada K, Morita Y, Fujiwara S, Morishita S, Matsumoto M, Koike K. J Gastroenterol Hepatol. 2011 Sep; 26(9): 1434-40.
47. The usefulness of NBI magnification on diagnosis of superficial esophageal squamous cell carcinoma. Kawahara Y, Uedo N, Fujishiro M, Goda K, Hirasawa D, Lee JH, Miyahara R, Morita Y, Singh R, Takeuchi M, Wang S, Yao T. Dig Endosc. 2011 May; 23 Suppl 1: 79-82.
48. Role of narrow band imaging for diagnosis of early-stage esophagogastric cancer: current consensus of experienced endoscopists in Asia-Pacific region. Uedo N, Fujishiro M, Goda K, Hirasawa D, Kawahara Y, Lee JH, Miyahara R, Morita Y, Singh R, Takeuchi M, Wang S, Yao T. Dig Endosc. 2011 May; 23 Suppl 1: 58-71.
49. A case of small early gastric cancer that was successfully detected by narrow band imaging magnifying endoscopy. Morita Y, Fujiwara S, Tanaka S, Toyonaga T, Azuma T. Dig Endosc. 2011 May; 23 Suppl 1: 89-91.
50. da Vinci robotic single-incision cholecystectomy and hepatectomy using single-channel GelPort access. Sugimoto M, Tanaka K, Matsuoka Y, Man-i M, Morita Y, Tanaka S, Fujiwara S, Azuma T. J Hepatobiliary Pancreat Sci. 2011 Jul; 18(4):493-8. 20.
51. A randomized controlled trial of rebamipide plus rabeprazole for the healing of artificial ulcers after endoscopic submucosal dissection. Fujiwara S, Morita Y, Toyonaga T, Kawakami F, Itoh T, Yoshida M, Kutsumi H, Azuma T. J Gastroenterol. 2011 May; 46(5):595-602.
52. Low-dose aspirin-induced gastroduodenal mucosal injury in Japanese patients with arteriosclerotic disease. Tamura I, Fujita T, Tsumura H, Morita Y, Yoshida M, Toyonaga T, Hirano S, Inokuchi H, Kutsumi H, Azuma T. Intern Med. 2010; 49(23): 2537-45.
53. Current managements and outcomes of peptic and artificial ulcer bleeding in Japan. Fujishiro M, Abe N, Endo M, Kawahara Y, Shimoda R, Nagata S, Homma K, Morita Y, Uedo N. Dig Endosc. 2010 Jul; 22 Suppl 1: S9-14.
54. Retrospective multicenter study concerning electrocautery forceps with soft coagulation for nonmalignant gastroduodenal ulcer bleeding in Japan. Fujishiro M, Abe N, Endo M, Kawahara Y, Shimoda R, Nagata S, Homma K, Morita Y, Uedo N. Dig Endosc. 2010 Jul; 22 Suppl 1: S15-8.
55. Association between adherence to evidence-based guidelines for the prescription of non-steroidal anti-inflammatory drugs and the incidence of gastric mucosal lesions in Japanese patients. Tsumura H, Fujita T, Tamura I, Morita Y, Yoshida M, Toyonaga T, Mukai H, Inokuchi H, Kutsumi H, Azuma T. J Gastroenterol. 2010 Sep; 45(9): 944-51.
56. Monoacetylcurcumin strongly regulates inflammatory responses through inhibition of NF-kappaB activation. Nishida M, Nishiumi S, Mizushina Y, Fujishima Y, Yamamoto K, Masuda A, Mizuno S, Fujita T, Morita Y, Kutsumi H, Yoshida H, Azuma T, Yoshida M. Int J Mol Med. 2010 May; 25(5): 761-7.
57. Endoluminal MR imaging of porcine gastric structure in vivo. Yoshinaka H, Morita Y, Matsuoka Y, Obata D, Fujiwara S, Chinzei R, Sugimoto M, Sanuki T, Yoshida M, Inokuchi H, Kumamoto E, Kuroda K, Azuma T, Kutsumi H. J Gastroenterol. 2010 Jun; 45(6): 600-7.
58. The new resources of treatment for early stage colorectal tumors: EMR with small incision and simplified endoscopic submucosal dissection. Toyonaga T, Man-I M, Morita Y, Sanuki T, Yoshida M, Kutsumi H, Inokuchi H, Azuma T. Dig Endosc. 2009 Jul; 21 Suppl 1:S31-7.
59. Resolvin E1, an endogenous lipid mediator derived from eicosapentaenoic acid, prevents dextran sulfate sodium-induced colitis. Ishida T, Yoshida M, Arita M, Nishitani Y, Nishiumi S, Masuda A, Mizuno S, Takagawa T, Morita Y, Kutsumi H, Inokuchi H, Serhan CN, Blumberg RS, Azuma T. Inflamm Bowel Dis. 2010 Jan; 16(1): 87-95.
60. Newly developed surface coil for endoluminal MRI, depiction of pig gastric wall layers and vascular architecture in ex vivo study. Morita Y, Kutsumi H, Yoshinaka H, Matsuoka Y, Kuroda K, Gotanda M, Sekino N, Kumamoto E, Yoshida M, Inokuchi H, Azuma T. J Gastroenterol. 2009; 44(5): 390-5.
61. Role of Fc Receptors as a therapeutic target. Masuda A, Yoshida M, Shiomi H, Morita Y, Kutsumi H, Inokuchi H, Mizuno S, Nakamura A, Takai T, Blumberg RS, Azuma T. Inflamm Allergy Drug Targets. 2009 Mar; 8(1): 80-6.
62. Fcgamma receptor regulation of Citrobacter rodentium infection. Masuda A, Yoshida M, Shiomi H, Ikezawa S, Takagawa T, Tanaka H, Chinzei R, Ishida T, Morita Y, Kutsumi H, Inokuchi H, Wang S, Kobayashi K, Mizuno S, Nakamura A, Takai T, Blumberg RS, Azuma T. Infect Immun. 2008 Apr; 76(4): 1728-37. Epub 2008 Jan 28.
63. Relationship of BRAF mutation, morphology, and apoptosis in early colorectal cancer. Yoshida S, Ikehara N, Aoyama N, Shirasaka D, Sakashita M, Semba S, Hasuo T, Miki I, Morita Y, Tamura T, Azuma T, Yokozaki H, Kasuga M. Int J Colorectal Dis. 2008 Jan; 23(1): 7-13. Epub 2007 Oct 9.
64. Role of metallothionein in Helicobacter pylori-positive gastric mucosa with or without early gastric cancer and the effect on its expression after eradication therapy. Mitani T, Shirasaka D, Aoyama N, Miki I, Morita Y, Ikehara N, Matsumoto Y, Okuno T, Toyoda M, Miyachi H, Yoshida S, Chayahara N, Hori J, Tamura T, Azuma T, Kasuga M. J Gastroenterol Hepatol. 2008 Aug; 23(8 Pt 2): e334-9.
65. Prescription of nonsteroidal anti-inflammatory drugs and co-prescribed drugs for mucosal protection: analysis of the present status based on questionnaires obtained from orthopedists in Japan. Tsumura H, Tamura I, Tanaka H, Chinzei R, Ishida T, Masuda A, Shiomi H, Morita Y, Yoshida M, Kutsumi H, Inokuchi H, Doita M, Kurosaka M, Azuma T. Intern Med. 2007; 46(13): 927-31.
66. The relationship between gastric emptying determined by the breath test and H. pylori. Ebara S, Shirasaka D, Aoyama N, Kachi M, Miki I, Morita Y, Tamura T, Kasuga M. Hepatogastroenterology. 2007 Mar; 54(74): 613-6.
67. Diagnostic significance of gently sloping depression and irregular margin in superficial elevated colorectal tumors. Nakahara T, Aoyama N, Maekawa S, Tamura T, Shirasaka D, Kuroda K, Nishioka C, Morita Y, Kasuga M. Int J Colorectal Dis.2007; 22(1): 25-31
68. Primary levofloxacin resistance and gyrA/B mutations among Helicobacter pylori in Japan. Miyachi H, Miki I, Aoyama N, Shirasaka D, Matsumoto Y, Toyoda M, Mitani T, Morita Y, Tamura T, Kinoshita S, Okano Y, Kumagai S, Kasuga M. Helicobacter. 2006 Aug; 11(4): 243-9.
69. Helicobacter pylori eradication therapy on histologic change in the distal esophagus. Toyoda M, Shirasaka D, Aoyama N, Watanabe Y, Miki I, Morita Y, Matsumoto Y, Mitani T, Miyachi H, Tamura T, Kasuga M. Helicobacter. 2006 Aug; 11(4): 217-23.
70. Hemosuccus pancreaticus. Kutsumi H, Morita Y, Yoshida M. Clin Gastroenterol Hepatol. 2006 Dec; 4(12):xx.
71. Effects of Helicobacter pylori eradication therapy on gastric emptying measured using the 13C-octanoic acid breath test and the acetaminophen method. Kachi M, Shirasaka D, Aoyama N, Ebara S, Miki I, Morita Y, Tamura T, Kasuga M. J Gastroenterol Hepatol. 2006 May; 21(5): 824-30.
72. Diagnostic significance of gently sloping depression and irregular margin in superficial elevated colorectal tumors. Nakahara T, Aoyama N, Maekawa S, Tamura T, Shirasaka D, Kuroda K, Nishioka C, Morita Y, Kasuga M. Int J Colorectal Dis.2007; 22(1): 25-31
73. Mosapride improves food intake, while not worsening glycemic control and obesity, in ob/ob obese mice with decreased gastric emptying. Asakawa A, Ueno N, Katagi M, Ijuin Y, Morita Y, Mizuno S, Inui T, Sakamaki R, Shinfuku N, Uemoto M. J Diabetes Complications. 2006; 20(1): 56-8
74. Helicobacter pylori infection is associated with colon adenomatous polyps detected by high-resolution colonoscopy. Mizuno S, Morita Y, Inui T, Asakawa A, Ueno N, Ando T, Kato H, Uchida M, Yoshikawa T, Inui A. Int J Cancer. 2005 Dec 20; 117(6): 1058-9.
75. Circadian variability of pharmacokinetics of 5-fluorouracil and CLOCK T3111C genetic polymorphism in patients with esophageal carcinoma. Miki I, Tamura T, Nakamura T, Makimoto H, Hamana N, Uchiyama H, Shirasaka D, Morita Y, Yamada H, Aoyama N, Sakaeda T, Okumura K, Kasuga M. Ther Drug Monit. 2005 Jun; 27(3): 369-74.
76. MDR1 genotype-related duodenal absorption rate of digoxin in healthy Japanese subjects. Morita Y, Sakaeda T, Horinouchi M, Nakamura T, Kuroda K, Miki I, Yoshimura K, Sakai T, Shirasaka D, Tamura T, Aoyama N, Kasuga M, Okumura K. Pharm Res. 2003 Apr; 20(4): 552-6.
77. Significant genetic linkage of MDR1 polymorphisms at positions 3435 and 2677: functional relevance to pharmacokinetics of digoxin. Horinouchi M, Sakaeda T, Nakamura T, Morita Y, Tamura T, Aoyama N, Kasuga M, Okumura K. Pharm Res. 2002 Oct; 19(10): 1581-5.

Publications
Reviewer: Clinical Journal of Gastroenterology, Digestive Diseases and Sciences, Digestive Endoscopy, Journal of Gastroenterology, Digestion, BMC Gastroenterology, Endoscopy international open, Therapeutic Advances in Gastroenterology, Turkish Journal of Endoscopy