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34篇 您的检索式:作者名="Hiroshi Iida"
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1Role of autophagy in the pathogenesis of inflammatory bowel disease显示文摘Inflammatory bowel disease(IBD) results from a complex series of interactions between susceptibility genes, the environment, and the immune system.Recently, some studies provided strong evidence that the process of autophagy affects several aspects of mucosal immune responses. Autophagy is a cellular stress response that plays key roles in physiological processes, such as innate and adaptive immunity, adaptation to starvation, degradation of aberrant proteins or organelles, antimicrobial defense, and protein secretion. Dysfunctional autophagy is recognized as a contributing factor in many chronic inflammatory diseases, including IBD. Autophagy plays multiple roles in IBD pathogenesis by altering processes that include intracellular bacterial killing, antimicrobial peptide secretion by Paneth cells, goblet cell function, proinflammatory cytokine production by macrophages, antigen presentation by dendritic cells, and the endoplasmic reticulum stress response in enterocytes. Recent studies have identified susceptibility genes involved in autophagy, such as NOD2, ATG16L1, and IRGM, and active research is ongoing all over the world. The aim of this review is a systematic appraisal of the current literature to provide a better understanding of the role of autophagy in the pathogenesis of IBD. Understanding these mechanisms will bring about new strategies for the treatment and prevention of IBD.Tomoya Iida Kei Onodera Hiroshi Nakase 2017World Journal of Gastroenterology2017,23,11:27
2Impact of lymph node micrometastasis in hilar bile duct carcinoma patients显示文摘瞄准:组织化学地在门胆汁管癌(HBDC ) 并且到检验微转移和 VEGF-C 表示到免疫评估结果的临床的意义。方法:从有节点否定的 HBDC 的 25 个病人的 361 个地区性的淋巴节点的一个总数是对 cytokeratins 与抗体染色的免疫 8 和 18 (凸轮 5.2 ) ,并且免疫 VEGF-C 的组织化学的染色在 34 个主要 resected 肿瘤被执行。结果:淋巴节点微转移在 6 被检测(24%) 25 个病人并且 10 (2.8%) 361 个淋巴节点。没有,有微转移的病人比那些显示出显著地更差的幸存率(P = 0.025 ) 。VEGF-C 表示是积极的在里面(50%) 17 与淋巴节点转移 34 HBDC,并且显著地相关(P = 0.042 ) 并且显微镜的静脉的侵略(P = 0.035 ) 。结论:免疫组织化学地检测了微转移影响的淋巴节点,这被建议 HBDC 的结果。VEGF-C 表示高度在 HBDC 与淋巴节点转移被相关并且可能因此是一个有用预言者。Kentaro Taniguchi Taku Iida Tomohide Hori Shintaro Yagi Hiroshi Imai Taizo Shiraishi Shinji Uemoto 2006World Journal of Gastroenterology2006,12,16:9
3Early effects of oral administration of omeprazole and roxatidine on intragastric pH显示文摘Objective:The ideal medication for the treatment of acid-related diseases,e.g.,peptic ulcers,stress-related gastric bleeding,functional dyspepsia,and gastroesophageal reflux disease,should have a rapid onset of action to promote hemostasis and relieve the symptoms.The aim of our study was to investigate the inhibitory effects on gastric acid secretion of a single oral administration of a proton pump inhibitor,omeprazole 20 mg,and an H2-receptor antagonist,roxatidine 75 mg.Methods:Ten Helicobacter pylori-negative male subjects participated in this randomized,two-way crossover study.Intragastric pH was monitored continuously for 6 h after single oral administration of omeprazole 20 mg and roxatidine 75 mg.Each administration was separated by a 7-d washout period.Results:During the 6-h study period,the average pH after administration of roxatidine was higher than that after administration of omeprazole(median:4.45 vs.2.65;P=0.0367).Also during the 6-h study period,a longer duration of maintenance at pH above 2,5,and 6 was observed after administration of roxatidine 75 mg than after administration of omeprazole 20 mg(median:90.6% vs.55.2%,P=0.0284;43.7% vs.10.6%,P=0.0125;40.3% vs.3.3%,P=0.0125;respectively).Conclusions:In Helicobacter pylori-negative healthy male subjects,oral administration of roxatidine 75 mg increased the intragastric pH more rapidly than that of omeprazole 20 mg.Hiroshi IIDA Shingo KATO Yusuke SEKINO Eiji SAKAI Takashi UCHIYAMA Hiroki ENDO Kunihiro HOSONO Yasunari SAKAMOTO Koji FUJITA Masato YONEDA Tomoko KOIDE Hirokazu TAKAHASHI Chikako TOKORO Ayumu GOTO Yasunobu ABE Noritoshi KOBAYASHI Kensuke KUBOTA Eiji GOTOH Shin MAEDA Atsushi NAKAJIMA Masahiko INAMORI 2012Journal of Zhejiang University-Science B(Biomedicine & Biotechnology)2012,13,1:6
4Pathophysiology of functional heartburn based on Rome Ⅲ criteria in Japanese patients显示文摘AIM:To investigate the pathophysiology of functional heartburn(FH) in Japanese patients.METHODS:A total of 111 patients with proton pump inhibitor(PPI)-refractory non-erosive gastroesophageal reflux disease underwent intraesophageal pressure testing and 24-h multichannel intraluminal impedancep H(24MII-p H) testing.The patients also completed several questionnaires while they were receiving the PPI treatment, including the questionnaire for the diagnosis of reflux disease(QUEST), the frequency scale for the symptoms of gastroesophageal reflux disease(FSSG), the gastrointestinal symptoms rating scale(GSRS), SF-36, and the Cornell Medical Index(CMI).The subjects were classified into FH and endoscopy-negative reflux disease(ENRD) groups based on the Rome Ⅲ criteria.RESULTS:Thirty-three patients with esophageal motility disorder were excluded from this study, while 22 patients with abnormal esophageal acid exposure time(p H-POS) and 34 with hypersensitive esophagus(HE) were included in the ENRD group.The FH group included 22 patients with no reflux involvement.Sex, age, and body mass index did not differ significantly between the groups.The mean SF-36 values were < 50(normal) for all scales in these groups, with no significant differences.The GSRS scores in these groups were not different and showed overlap with other gastrointestinal symptoms.The QUEST and the FSSG scores did not differ significantly between the groups.Neuroticism was diagnosed using the CMI questionnaire in 17 of the 78 included subjects within the p H-POS(n=4),HE(n=8),and FH(n=5)groups,with no significant differences.CONCLUSION:Clinical characteristics of the FH and PPI-refractory ENRD groups were similar.Therefore,esophageal function should be examined via manometry and 24MII-p H testing to differentiate between them.Yasuhiro Tamura Yasushi Funaki Shinya Izawa Akihito Iida Yoshiharu Yamaguchi Kazunori Adachi Naotaka Ogasawara Makoto Sasaki Hiroshi Kaneko Kunio Kasugai 2015World Journal of Gastroenterology2015,21,16:4
5Adsorptive Properties of Dyes to Cellulosic Sheet and Discoloration of Dye Solution by UV-ray Irradiation显示文摘The adsorptive properties and selectivity of dyes and water molecules to cellulosic sheet, dependence of adsorptive properties of dyes on the concentration of dye solution, and discoloration of the dye solution due to the UV-ray irradiation were determined for 18 kinds of commercial dyes. The results are as follows: 1) the adsorptive properties of dyes to cellulose sheet differed greatly, but did not depend on the dye types such as acidic, basic and so on; 2) adsorptive properties of dyes to cellulosic sheet depended on the concentration of dye solution and were classified into 4 types: concentration-independent, increasing or decreasing with dye concentration, and having a maximum. This classification was irrelevant to the dye types; 3) the irradiation of UV-ray did not cause significant discoloration of dye solution itself, which suggested that wood components as well as dye molecules influence the discoloration of wood.Zhou Yu Iida Ikuho Minato Kazuya Kurosu Hiroshi 2005Forestry Studies in China2005,7,2:4
6Shape of Barrett's epithelium is associated with prevalence of erosive esophagitis显示文摘AIM:To test the hypothesis that the shape and length of Barrett's epithelium are associated with prevalence of erosive esophagitis.METHODS:A total study population comprised 869 patients who underwent endoscopy during a health checkup at our hospital.The presence and extent of Barrett's epithelium were diagnosed based on the Prague C & M Criteria.We originally classified cases of Barrett's epithelium into two types based on its shape,namely,flamelike and lotus-like Barrett's epithelium,and into two groups based on its length,its C extent < 2 cm,and ≥ 2 cm.Correlation of shape and length of Barrett's epithelium with erosive esophagitis was examined.RESULTS:Barrett's epithelium was diagnosed in 374 cases(43%).Most of these were diagnosed as shortsegment Barrett's epithelium.The prevalence of erosive esophagitis was significantly higher in subjects with flame-like than lotus-like Barrett's epithelium,and in those with a C extent of ≥ 2 cm than < 2 cm.CONCLUSION:Flame-like rather than lotus-like Barrett's epithelium,and Barrett's epithelium with a longer segment were more strongly associated with erosive esophagitis.Tomoyuki Akiyama Masahiko Inamori Hiroshi Iida Hiroki Endo Kunihiro Hosono Yasunari Sakamoto Koji Fujita Masato Yoneda Hirokazu Takahashi Tomoko Koide Chikako Tokoro Ayumu Goto Yasunobu Abe Takeshi Shimamura Noritoshi Kobayashi Kensuke Kubota Satoru Saito Atsushi Nakajima 2010World Journal of Gastroenterology2010,16,4:4
7characteristics of intestinal pseudo-obstruction in patients with mitochondrial diseases显示文摘AIM: To reveal the frequency, characteristics and prognosis of chronic intestinal pseudo-obstruction (CIP) in mitochondrial disease patients. METHODS: Between January 2000 and December 2010, 31 patients (13 males and 18 females) were di-agnosed with mitochondrial diseases at our hospital. We conducted a retrospective review of the patients' sex, subclass of mitochondrial disease, age at onset of mitochondrial disease, frequency of CIP and the age at its onset, and the duration of survival. The age at onset or at the first diagnosis of the disorder that led to the clinical suspicion of mitochondrial disease was also examined. RESULTS: Twenty patients were sub-classified with mitochondrial encephalopathy with lactic acidosis and stroke-like episodes (MELAS), 8 with chronic progressive external ophthalmoplegia (CPEO), and 3 with myoclonus epilepsy associated with ragged-red fibers (MERRF). Nine patients were diagnosed with CIP, 8 of the 20 (40.0%) patients with MELAS, 0 of the 8 (0.0%) patients with CPEO, and 1 of the 3 (33.3%) patients with MERRF. The median age (range) at the diagnosis and the median age at onset of mitochondrial disease were 40 (17-69) and 25 (12-63) years in patients with CIP, and 49 (17-81) and 40 (11-71) years in patients without CIP. During the survey period, 5 patients (4 patients with MELAS and 1 with CPEO) died. The cause of death was cardiomyopathy in 2 patients with MELAS, cerebral infarction in 1 patient with MELAS, epilepsy and aspiration pneumonia in 1 patient with MELAS, and multiple metastases from gastric cancer and aspiration pneumonia in 1 patient with CPEO. CONCLUSION: Patients with CIP tend to have disorders that are suspected to be related to mitochondrial diseases at younger ages than are patients without CIP.Yusuke Sekino Masahiko Inamori Eiji Yamada Hidenori Ohkubo Eiji Sakai Takuma Higurashi Hiroshi Iida Kunihiro Hosono Hiroki Endo Takashi Nonaka Hirokazu Takahashi Tomoko Koide Yasunobu Abe Eiji Gotoh Shigeru Koyano Yoshiyuki Kuroiwa Shin Maeda Atsushi Nakajima 2012World Journal of Gastroenterology2012,18,33:3
8Inhibition of gastric perception of mild distention by omeprazole in volunteers显示文摘AIM:To evaluate the effects of omeprazole on gastric mechanosensitivity in humans. METHODS:A double lumen polyvinyl tube with a plastic bag was introduced into the stomach of healthy volunteers under fluorography and connected to a barostat device. Subjects were then positioned so they were sitting comfortably, and the minimal distending pressure (MDP) was determined after a 30-min adaptation period. Isobaric distensions were performed in stepwise increments of 2 mmHg (2 min each) starting from the MDP. Subjects were instructed to score feel-ings at the end of every step using a graphic rating scale:0, no perception; 1, weak/vague; 2, weak but significant; 3, moderate/vague; 4, moderate but signifi-cant; 5, severe discomfort; and 6, unbearable pain. After this first test, subjects received omeprazole (20 mg, after dinner) once daily for 1 wk. A second test was performed on the last day of treatment. RESULTS:No adverse effects were observed. Mean MDP before and after treatment was 6.3 ± 0.3 mmHg and 6.2 ± 0.5 mmHg, respectively. One subject before and 2 after treatment did not reach a score of 6 at the maximum bag volume of 750 mL. After omeprazole, there was a significant increase in the distension pres-sure required to reach scores of 1 (P = 0.019) and 2 (P = 0.017) as compared to baseline. There were no changes in pressure required to reach the other scores after treatment. Two subjects before and one after omeprazole rated their abdominal feeling < 1 at MDP, and mean (± SE) abdominal discomfort scores at MDP were 0.13 ± 0.09 and 0.04 ± 0.04, respectively. Mean scores induced by each MDP + 2, 4, 6, 8, 10, 12, 14, 16, 18 and 20 (mmHg) were 1.1 ± 0.3, 2.0 ± 0.4, 2.9 ± 0.5, 3.3 ± 0.4, 4.6 ± 0.3, 5.2 ± 0.3, 5.5 ± 0.2, 5.5 ± 0.3, 5.7 ± 0.3, and 5.4, respectively. After omepra-zole, abdominal feeling scores for the same incremental pressures over MDP were 0.3 ± 0.1, 0.8 ± 0.1, 2.0 ± 0.4, 2.8 ± 0.4, 3.8 ± 0.4, 4.6 ± 0.4, 4.9 ± 0.3, 5.4 ± 0.4, 5.2 ± 0.6, and 5.0 ± 1.0, respectively. A signif- icant decrease in feeling score was observed at intrabag pressures of MDP + 2 mmHg (P = 0.028) and + 4 mmHg (P = 0.013), respectively, after omeprazole. No significant score changes were observed at pres-sures ≥ MDP + 6 mmHg. CONCLUSION:Although the precise mechanisms are undetermined, the present study demonstrated that omeprazole decreases mechanosensitivity to mild gastric distension.Akihito Iida Hiroshi Kaneko Toshihiro Konagaya Yasushi Funaki Kentaro Tokudome Shinya Izawa Yasuhiro Tamura Mari Mizuno Naotaka Ogasawara Makoto Sasaki Kunio Kasugai 2012World Journal of Gastroenterology2012,18,39:3
9Heparin bridge therapy and post-polypectomy bleeding显示文摘AIM To identify risk factors for post-polypectomy bleeding(PPB), focusing on antithrombotic agents. METHODS This was a case-control study based on medical records at a single center. PPB was defined as bleeding that occurred 6 h to 10 d after colonoscopic polypectomy and required endoscopic hemostasis. As risk factors for PPB, patient-related factors including anticoagulants, antiplatelets and heparin bridge therapy as well as polyp- and procedure-related factors were evaluated. All colonoscopic hot polypectomies, endoscopic mucosal resections and endoscopic submucosal dissections performed between January 2011 and December 2014 were reviewed. RESULTS PPB occurred in 29(3.7%) of 788 polypectomies performed during the study period. Antiplatelet or anticoagulant agents were prescribed for 210(26.6%)patients and were ceased before polypectomy except for aspirin and cilostazol in 19 cases. Bridging therapy using intravenous unfractionated heparin was adopted for 73 patients. The univariate analysis revealed that anticoagulants, heparin bridge, and anticoagulants plus heparin bridge were significantly associated with PPB(P < 0.0001) whereas antiplatelets and antiplatelets plus heparin were not. None of the other factors including age, gender, location, size, shape, number of resected polyps, prophylactic clipping and resection method were correlated with PPB. The multivariate analysis demonstrated that anticoagulants and anticoagulants plus heparin bridge therapy were significant risk factors for PPB(P < 0.0001). Of the 29 PPB cases, 4 required transfusions and none required surgery. A thromboembolic event occurred in a patient who took anticoagulant. CONCLUSION Patients taking anticoagulants have an increased risk of PPB, even if the anticoagulants are interrupted before polypectomy. Heparin-bridge therapy might be responsible for the increased PPB in patients taking anticoagulants.Toshiyuki Kubo Kentaro Yamashita Kei Onodera Tomoya Iida Yoshiaki Arimura Masanori Nojima Hiroshi Nakase 2016World Journal of Gastroenterology2016,22,45:2
10Dyeability of Chemically Treated Wood and its Discoloration by UV-ray Irradiation显示文摘The study illustrates differences between colors of poplar I-214 veneers dyed by reactive blue KN-R and 4 kinds of chemical reagents, and those of treated veneer exposed to UV-ray for 3 days. The results show there are some laws in poplar I-214 dyeing and UV-ray attenuation of each chemically treated veneer color. The chemical reaction carried out between cellulose or lignin on veneer surface and dye molecules when they met with. The capability of dyeing and discoloration of veneer is improved by control of dyeing technology, especially chemical treatments; being treated by acetylation and maleic anhydride protects dyed wood discoloration.ZHOU Yu IIDA Ikuho MINATO Kazuya KUROSU Hiroshi 2005Chinese Forestry Science and Technology2005,4,4:2
11Role of double-balloon endoscopy in the diagnosis of small-bowel tumors: the first Japanese multicenter study显示文摘Keigo Mitsui Shu Tanaka Hironori Yamamoto Tsuyoshi Kobayashi Akihito Ehara Tomonori Yano Hidemi Goto Hiroshi Nakase Shinji Tanaka Toshiyuki Matsui Mitsuo Iida Kentaro Sugano Choitsu Sakamoto 2009Gastrointestinal Endoscopy2009,,3:1
12A Device for Ensuring the Neochordae Replacement in Mitral Valve Repair显示文摘Hiroshi Iida Toru Sunazawa Atsuo Doi Keiichi Ishida Shinichiro Irabu 2010The Annals of Thoracic Surgery2010,,6:1
13Postischemic Gene Transfer of Interleukin-10 Protects Against Both Focal and Global Brain Ischemia显示文摘Hiroaki Ooboshi Setsuro Ibayashi Takashi Shichita Yasuhiro Kumai Junichi Takada Tetsuro Ago Shuji Arakawa Hiroshi Sugimori Masahiro Kamouchi Takanari Kitazono Mitsuo Iida 2005Circulation2005,,7:1
14Adenosquamous carcinoma of the pancreas associated with humoral hypercalcemia of malignancy (HHM)显示文摘Noritoshi Kobayashi Takuma Higurashi Hiroshi Iida Hironori Mawatari Hiroki Endo Yuichi Nozaki Ayako Tomimoto Kyoko Yoneda Tomoyuki Akiyama Koji Fujita Hirokazu Takahashi Masato Yoneda Masahiko Inamori Yasunobu Abe Hiroyuki Kirikoshi Kensuke Kubota Satoru 2008Journal of Hepato-Biliary-Pancreatic Surgery2008,,5:1
15Overlaying landslides distribution on the earthquake source, geological and topographical data: the Mid Niigata prefecture earthquake in 2004, Japan显示文摘Hiroshi P. Sato Tatsuo Sekiguchi Ryoichi Kojiroi Yoshinori Suzuki Makoto Iida 2005Landslides2005,,2:1
16Acrolein synthesis from glycerol in hot-compressed water显示文摘Masaru Watanabe Toru Iida Yuichi Aizawa Taku M. Aida Hiroshi Inomata 2006Bioresource Technology2006,,6:1
17Acute Appendicitis Associated with Peutz-Jeghers-Type Hamartoma of the Appendix显示文摘Hiroshi Iida Masahiko Inamori Yusuke Sekino Hiroki Endo Tomoyuki Akiyama Koji Fujita Hirokazu Takahashi Masato Yoneda Noritoshi Kobayashi Yasunobu Abe Hiroyuki Kirikoshi Kensuke Kubota Satoru Saito Hisashi Oshiro Yasushi Rino Atsushi Nakajma 2008Digestive Diseases and Sciences2008,,10:1
18Severe respiratory failure due to co-infection with human metapneumovirus and Streptococcus pneumoniae显示文摘Masafumi Seki Hisao Yoshida Kazuyoshi Gotoh Nobuyuki Hamada Daisuke Motooka Shota Nakamura Norihisa Yamamoto Shigeto Hamaguchi Yukihiro Akeda Hiroshi Watanabe Tetsuya Iida Kazunori Tomono 2014Respiratory Medicine Case Reports2014,,:1
19Serum Ferritin Is a Clinical Biomarker in Japanese Patients with Nonalcoholic Steatohepatitis (NASH) Independent of HFE Gene Mutation显示文摘Masato Yoneda Yuichi Nozaki Hiroki Endo Hironori Mawatari Hiroshi Iida Koji Fujita Kyoko Yoneda Hirokazu Takahashi Hiroyuki Kirikoshi Masahiko Inamori Noritoshi Kobayashi Kensuke Kubota Satoru Saito Shiro Maeyama Kikuko Hotta Atsushi Nakajima 2010Digestive Diseases and Sciences2010,,3:1
20Factors predicting the presence of small bowel lesions in patients with obscure gastrointestinal bleeding显示文摘Eiji Sakai Hiroki Endo Leo Taniguchi Yasuo Hata Akiko Ezuka Hajime Nagase Eiji Yamada Hidenori Ohkubo Takuma Higurashi Yusuke Sekino Tomoko Koide Hiroshi Iida Kunihiro Hosono Takashi Nonaka Hirokazu Takahashi Masahiko Inamori Shin Maeda Atsushi Nakajima 2013Digestive Endoscopy2013,,:1
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