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12篇 您的检索式:作者名="Kentaro Ando"
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1Review on observational studies of western tropical Pacific Ocean circulation and climate显示文摘The Western Tropical Pacific(WTP) Ocean holds the largest area of warm water(>28℃) in the world ocean referred to as the Western Pacific Warm Pool(WPWP),which modulates the regional and global climate through strong atmospheric convection and its variability.The WTP is unique in terms of its complex 3-D ocean circulation system and intensive multiscale variability,making it crucial in the water and energy cycle of the global ocean.Great advances have been made in understanding the complexity of the WTP ocean circulation and associated climate impact by the international scientific community since the 1960 s through field experiments.In this study,we review the evolving insight to the 3-D structure and multi-scale variability of the ocean circulation in the WTP and their climatic impacts based on in-situ ocean observations in the past decades,with emphasis on the achievements since 2000.The challenges and open que stions remaining are reviewed as well as future plan for international study of the WTP ocean circulation and climate.HU Dunxin WANG Fan SPRINTALL Janet WU Lixin RISER Stephen CRAVATTE Sophie GORDON Arnold ZHANG Linlin CHEN Dake ZHOU Hui ANDO Kentaro WANG Jianing LEE Jae-Hak HU Shijian WANG Jing ZHANG Dongxiao FENG Junqiao LIU Lingling VILLANOY Cesar KALUWIN Chalapan QU Tangdong MA Yixin 2020Journal of Oceanology and Limnology2020,38,4:3
2Common parameters of acupuncture for the treatment of hypertension used in animal models显示文摘Hypertension is associated with at least 7.6 million annual deaths worldwide.While pharmacotherapy may provide good control for blood pressure,it sometimes induces adverse effects.Meanwhile,acupuncture has been used for the treatment of cardiovascular diseases,such as hypertension,coronary artery disease,and stroke,but its mechanisms of actions remain poorly understood.The efficacy of acupuncture depends on multiple constituent elements including acupoints,manipulation skills,and implementation programs,which are termed as acupuncture prescription.This review summarized the previous information of experimental use of acupuncture on animals including species,hypertension models,acupoints selection,acupoint location,stimulation protocols,and evaluation of effectiveness to provide useful guidance for researchers when performing acupuncture in animal experiments.Lu Shengfeng Cao Xin Hiroshi Ohara Yuji Nakamura Hiroko Izumi-Nakaseko Kentaro Ando Liu Wanxin Atsushi Sugiyama Zhu Bingmei 2015Journal of Traditional Chinese Medicine2015,35,3:2
3Gastric submucosa-invasive carcinoma associated with EpsteinBarr virus and endoscopic submucosal dissection: A case report显示文摘BACKGROUND Epstein-Barr virus(EBV)-associated carcinoma is a gastric cancer subtype with a morphology characterized by gastric carcinoma with lymphoid stroma(GCLS).Clinicopathological studies have indicated a better prognosis for GCLS than for common gastric carcinomas.Some previous cases of early gastric cancer associated with EBV had been diagnosed by endoscopic resection.CASE SUMMARY We present two GCLS cases subjected to endoscopic submucosal dissection(ESD)for a definitive diagnosis.A protruded gastric lesion was identified by routine endoscopic examination,but forceps biopsy showed no atypical cells before ESD.The resected specimen showed a poorly differentiated adenocarcinoma with lymphoid cells involving the mucosa and submucosa.The final diagnosis was submucosa-invasive poorly differentiated gastric adenocarcinoma.Accordingly,additional gastrectomy was recommended to obtain a complete cure.One patient underwent additional distal gastrectomy with lymph node dissection,but the other was refused because of cardiovascular complications.Both patients remained in remission for more than half a year.EBV positivity was determined by EBV-encoded RNA in situ hybridization.We also conducted a literature review of cases of early gastric cancer associated with EBV that had been diagnosed by ESD.CONCLUSION Submucosa-invasive GCLS could be dissected using ESD,and EBV positivity should be subsequently assessed to determine whether or not any additional curative surgery is required.Further prospective investigations on the prevalence of lymph node metastasis in EBV-associated carcinoma should be performed to expand the indications for endoscopic resection.Yu Kobayashi Takehito Kunogi Hiroki Tanabe Yuki Murakami Takuya Iwama Takahiro Sasaki Keitaro Takahashi Katsuyoshi Ando Yoshiki Nomura Nobuhiro Ueno Shin Kashima Kentaro Moriichi Hidehiro Takei Mikihiro Fujiya Toshikatsu Okumura 2019World Journal of Gastrointestinal Oncology2019,11,10:2
4Phase I study of the combination of nedaplatin and weekly paclitaxel in patients with advanced non-small cell lung cancer显示文摘Kentaro Okuda Takashi Hirose Hiroo Ishida Sojiro Kusumoto Tomohide Sugiyama Kohichi Ando Takao Shirai Tsukasa Ohnishi Naoya Horichi Tohru Ohmori Mitsuru Adachi 2008Cancer Chemotherapy and Pharmacology2008,,5:1
5Shear Stress Augments Expression of C-Type Natriuretic Peptide and Adrenomedullin显示文摘Tae-Hwa Chun Hiroshi Itoh Yoshihiro Ogawa Naohisa Tamura Kazuhiko Takaya Toshio Igaki Jun Yamashita Kentaro Doi Mayumi Inoue Ken Masatsugu Risa Korenaga Joji Ando Kazuwa Nakao 1997Hypertension1997,,6:1
6Percutaneous Transluminal Pulmonary Angioplasty for the Treatment of Chronic Thromboembolic Pulmonary Hypertension显示文摘Masaharu Kataoka Takumi Inami Kentaro Hayashida Nobuhiko Shimura Haruhisa Ishiguro Takayuki Abe Yuichi Tamura Motomi Ando Keiichi Fukuda Hideaki Yoshino Toru Satoh 2012Circulation: Cardiovascular Interventions2012,,6:1
7Phase I study of the combination of nedaplatin and weekly paclitaxel in patients with advanced non-small cell lung cancer显示文摘Kentaro Okuda Takashi Hirose Hiroo Ishida Sojiro Kusumoto Tomohide Sugiyama Kohichi Ando Takao Shirai Tsukasa Ohnishi Naoya Horichi Tohru Ohmori Mitsuru Adachi 2008Cancer Chemotherapy and Pharmacology2008,,5:1
8Diagnosis and treatment of obscure GI bleeding at double balloon endoscopy显示文摘Naoki Ohmiya Tomonori Yano Hironori Yamamoto Daigo Arakawa Masanao Nakamura Wataru Honda Akihiro Itoh Yoshiki Hirooka Yasumasa Niwa Osamu Maeda Takafumi Ando Tsuneyoshi Yao Toshiyuki Matsui Mitsuo Iida Shinji Tanaka Tsutomu Chiba Choitsu Sakamoto Kentaro 2007Gastrointestinal Endoscopy2007,,3:1
9A Bamboo Joint-Like Appearance is a Characteristic Finding in the Upper Gastrointestinal Tract of Crohn?s Disease Patients: A Case-Control Study显示文摘Mikihiro Fujiya Aki Sakatani Tatsuya Dokoshi Kazuyuki Tanaka Katsuyoshi Ando Nobuhiro Ueno Takuma Gotoh Shin Kashima Motoya Tominaga Yuhei Inaba Takahiro Ito Kentaro Moriichi Hiroki Tanabe Katsuya Ikuta Takaaki Ohtake Kinnichi Yokota Jiro Watari Yusuke Sa 2015Medicine2015,,37:1
10Kynurenine plays an immunosuppressive role in 2,4,6-trinitrobenzene sulfate-induced colitis in mice显示文摘BACKGROUND Inflammatory bowel disease,such as Crohn’s disease and ulcerative colitis,is characterized by chronic intestinal inflammation leading to intestinal mucosal damage.Inflammatory bowel disease causes dysregulation of mucosal T cell responses,especially the responses of CD4+T cells.Previously,we demonstrated that indoleamine-2,3-dioxygenase plays an immunosuppressive role in 2,4,6-trinitrobenzene sulfate(TNBS)-induced colitis.Although indoleamine-2,3-dioxygenase exerts immunosuppressive effects by altering the local concentration of tryptophan(Trp)and immunomodulatory Trp metabolites,the specific changes in immune regulation during colitis caused by Trp metabolites and its related enzymes remain unclear.AIM To investigate role of kynurenine 3-monooxygenase(KMO)in TNBS-induced colitis and involvement of Trp metabolites in maintenance of intestinal homeostasis.METHODS Colitis was induced in eight-week-old male KMO+/+or KMO−/−mice of C57BL/6N background using TNBS.Three days later,the colon was used for hematoxylin-eosin staining for histological grading,immunohistochemical or immunofluorescence staining for KMO,cytokines,and immune cells.Inflammatory and anti-inflammatory cytokines were measured using quantitative RT-PCR,and kynurenine(Kyn)pathway metabolites were measured by high-performance liquid chromatography.The cell proportions of colonic lamina propria and mesenteric lymph nodes were analyzed by flow cytometry.RESULTS KMO expression levels in the colonic mononuclear phagocytes,including dendritic cells and macrophages increased upon TNBS induction.Notably,KMO deficiency reduced TNBS-induced colitis,resulting in an increased frequency of Foxp3+regulatory T cells and increased mRNA and protein levels of antiinflammatory cytokines,including transforming growth factor-βand interleukin-10.CONCLUSION Absence of KMO reduced TNBS-induced colitis via generation of Foxp3+regulatory T cells by producing Kyn.Thus,Kyn may play a therapeutic role in colon protection during colitis.Chieko Tashita Masato Hoshi Akihiro Hirata Kentaro Nakamoto Tatsuya Ando Takayuki Hattori Yasuko Yamamoto Hiroyuki Tezuka Hiroyuki Tomita Akira Hara Kuniaki Saito 2020World Journal of Gastroenterology2020,26,9:1
11Clinical characteristics of gastrointestinal immune-related adverse events of immune checkpoint inhibitors and their association with survival显示文摘BACKGROUND Despite the popularity of immune checkpoint inhibitors(ICIs)in the treatment of advanced cancer,patients often develop gastrointestinal(GI)and non-GI immune-related adverse events(irAEs).The clinical characteristics and survival outcomes of GI-irAEs have not been fully elucidated in previous reports.This necessitates the evaluation of the impact of GI-irAEs on patients receiving ICI treatment.AIM To evaluate the clinical characteristics of GI-irAEs and their impact on survival in patients treated with ICIs.METHODS In this single-center,retrospective,observational study,we reviewed the records of 661 patients who received ICIs for various cancers at Nagoya University Hospital from September 2014 to August 2020.We analyzed the clinical characteristics of patients who received ICI treatment.We also evaluated the correlation between GI-irAE development and prognosis in non-small cell lung cancer(LC)and malignant melanoma(MM).Kaplan-Meier analysis was used to compare the median overall survival(OS).Multivariate Cox proportional hazards models were used to identify prognostic factors.A P value<0.05 was considered statistically significant.RESULTS GI-irAEs occurred in 34 of 605 patients(5.6%)treated with an anti-programmed cell death-1/programmed death-ligand 1(anti-PD-1/PD-L1)antibody alone and in nine of 56 patients(16.1%)treated with an anti-cytotoxic T-lymphocyte antigen 4(CTLA-4)antibody alone or a combination of anti-PD-1 and anti-CTLA-4 antibodies.The cumulative incidence and median daily diarrhea frequency were significantly higher in patients receiving anti-CTLA-4 antibodies(P<0.05).In 130 patients with MM,OS was significantly prolonged in the group that continued ICI treatment despite the development of GI-irAEs compared to the group that did not experience GI-irAEs(P=0.035).In contrast,in 209 patients with non-small cell LC,there was no significant difference in OS between the groups.The multivariate analyses showed that a performance status of 2-3(hazard ratio:2.406;95%confidence interval:1.125–5.147;P=0.024)was an independent predictive factor for OS in patients with MM.CONCLUSION Patients receiving anti-CTLA-4 antibodies develop GI-irAEs more frequently and with higher severity than those receiving anti-PD-1/PD-L1 antibodies.Continuing ICI treatment in patients with MM with GI-irAEs have better OS.Kentaro Yamada Tsunaki Sawada Masanao Nakamura Takeshi Yamamura Keiko Maeda Eri Ishikawa Tadashi Iida Yasuyuki Mizutani Naomi Kakushima Takuya Ishikawa Kazuhiro Furukawa Eizaburo Ohno Takashi Honda Hiroki Kawashima Masatoshi Ishigami Satoshi Furune Tetsunari Hase Kenji Yokota Osamu Maeda Naozumi Hashimoto Masashi Akiyama Yuichi Ando Mitsuhiro Fujishiro 2021World Journal of Gastroenterology2021,27,41:0
12Local recurrence after successful endoscopic submucosal dissection for rectal mucinous mucosal adenocarcinoma:A case report显示文摘BACKGROUND Mucinous adenocarcinoma of the colorectum is a rare histological subtype characterized by an abundant mucinous component.Mucinous tumors are frequently diagnosed at an advanced stage,which indicates an aggressive subtype.However,few case reports have been published,and little information is available concerning genetic alterations in mucinous adenocarcinoma.CASE SUMMARY A 76-year-old man underwent en bloc endoscopic submucosal dissection(ESD)for the management of a type 0-Is+IIa lesion.Histological examination revealed an intramucosal mucinous adenocarcinoma with signet-ring cell carcinoma and well-to-moderately differentiated tubular adenocarcinoma.Three years after the ESD,local recurrence was detected by an endoscopic examination,revealing a new 0-Is+IIa lesion with a phenotype similar to the previously resected lesion.Re-ESD was chosen for the management of the recurrent tumor,and the histological examination showed positive tumor infiltration at the vertical margin.Additional surgical resection was performed for the curative treatment.Genetic analysis showed pathogenic alterations in RNF43 and TP53 in the adenoma and an additional SMAD4 alteration in the carcinoma.CONCLUSION This mucinous mucosal adenocarcinoma case was suggested to have an aggressive phenotype and a careful and close follow-up are required.Yuki Murakami Hiroki Tanabe Yusuke Ono Yuya Sugiyama Yu Kobayashi Takehito Kunogi Takahiro Sasaki Keitaro Takahashi Katsuyoshi Ando Nobuhiro Ueno Shin Kashima Sayaka Yuzawa Kentaro Moriichi Yusuke Mizukami Mikihiro Fujiya Toshikatsu Okumura 2023World Journal of Gastrointestinal Oncology2023,15,1:0
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