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79篇 您的检索式:作者名="Daisuke Watanabe"
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1Clinicopathological features of alpha-fetoprotein producing early gastric cancer with enteroblastic differentiation显示文摘AIM To investigate clinicopathological features of early stage gastric cancer with enteroblastic differentiation(GCED).METHODS We retrospectively investigated data on 6 cases of early stage GCED and 186 cases of early stage conventional gastric cancer(CGC: well or moderately differentiated adenocarcinoma) who underwent endoscopic submucosal dissection or endoscopic mucosal resection from September 2011 to February 2015 in our hospital.GCED was defined as a tumor having a primitive intestine-like structure composed of cuboidal or columnar cells with clear cytoplasm and immunohistochemical positivity for either alpha-fetoprotein, Glypican 3 or SALL4. The following were compared between GCED and CGC: age, gender, location and size of tumor, macroscopic type, ulceration, depth of invasion, lymphatic and venous invasion, positive horizontal and vertical margin, curative resection rate.RESULTS Six cases(5 males, 1 female; mean age 75.7 years; 6 lesions) of early gastric cancer with a GCED component and 186 cases(139 males, 47 females; mean age 72.7 years; 209 lesions) of early stage CGC were investigated. Mean tumor diameters were similar but rates of submucosal invasion, lymphatic invasion, venous invasion, and non-curative resection were higher in GCED than CGC(66.6% vs 11.4%, 33.3% vs 2.3%, 66.6% vs 0.4%, 83.3% vs 11% respectively, P < 0.01). Deep submucosal invasion was not revealed endoscopically or by preoperative biopsy. Histologically, in GCED the superficial mucosal layer was covered with a CGC component. The GCED component tended to exist in the deeper part of the mucosa to the submucosa by lymphatic and/or venous invasion, without severe stromal reaction. In addition, Glypican 3 was the most sensitive marker for GCED(positivity, 83.3%), immunohistochemically.CONCLUSION Even in the early stage GCED has high malignant potential, and preoperative diagnosis is considered difficult. Endoscopists and pathologists should know the clinicopathological features of this highly malignant type of cancer.Kohei Matsumoto Hiroya Ueyama Kenshi Matsumoto Yoichi Akazawa Hiroyuki Komori Tsutomu Takeda Takashi Murakami Daisuke Asaoka Mariko Hojo Natsumi Tomita Akihito Nagahara Yoshiaki Kajiyama Takashi Yao Sumio Watanabe 2016World Journal of Gastroenterology2016,22,36:20
2Studies on numerical site calibration over complex terrain for wind turbines显示文摘The estimation of wind turbine performance over complex terrain is very difficult because of the document of standard IEC61400-12 is adapted for flat or slightly complex topography.And the cost of constructing a meteorological mast is higher with scaling wind turbine up.We have proposed a numerical site calibration(NSC) technique in order to estimate the inflow velocity at the position of wind turbine by using CFD tool to calculate the flow field around the site.The present paper shows the problems for the procedure of NSC in which a commercial nonlinear CFD tool and the improvement method are used to gain a more accurate result.It is clarified that the wind turbine performance which is estimated by using the wind speed on the meteorological mast has a good result for annual energy production.Daisuke MATSUSHITA Hikaru MATSUMIYA Yoshinori HARA Satoshi WATANABE Akinori FURUKAWA 2010Science China(Technological Sciences)2010,53,1:4
3Effect of double platinum agents, combination of miriplatintransarterial oily chemoembolization and cisplatinhepatic arterial infusion chemotherapy, in patients with hepatocellular carcinoma: Report of two cases显示文摘Hepatocellular carcinoma(HCC) is one of the most common cancers and the third highest cause of cancerassociated mortality worldwide. The treatment of HCC is complicated by its variable biological behavior and the frequent coexistence of chronic liver disease, particularly cirrhosis. To date, multiple treatment modalities have been developed according to the stage of the tumor and the hepatic functional reserve, including transarterial treatments such as transarterial chemoembolization, transarterial oily chemoembolization(TOCE), and hepatic arterial infusion chemotherapy(HAIC). We conducted a phase I and II study of the combination therapy with double platinum agents, miriplatin and cisplatin, and confirmed its safety and efficacy. Here, we describe two cases of unresectable HCC who were successfully treated by miriplatin-TOCE/cisplatin-HAIC combination therapy, resulting in complete responses with no significant adverse events. This report will provide that the combination therapy can be the therapeutic option for HCC patients in the advanced stage.Kohei Ogawa Kenya Kamimura Yukari Watanabe Yosuke Motai Daisuke Kumaki Ryoya Seki Akira Sakamaki Satoshi Abe Hirokazu Kawai Takeshi Suda Satoshi Yamagiwa Shuji Terai 2017World Journal of Clinical Cases2017,5,6:4
4Magnifying chromoscopy, a novel and useful technique for colonoscopy in ulcerative colitis显示文摘Ulcerative colitis (UC) is a chronic inflammatory bowel disorder characterized by exacerbations and remissions. The degree of inflammation as assessed by conventional colonoscopy is a reliable parameter of disease activity. However, even when conventional colonoscopy suggests remission and normal mucosal findings, microscopic abnormalities may persist, and relapse may occur later. Patients with long-standing, extensive ulcerative colitis have an increased risk of developing colorectal cancer. Ulcerative colitis-associated colorectal cancer is characterized by an early age at onset, poorly differentiated tumor cells, mucinous carcinoma, and multiple lesions. Early detection of dysplasia and colitic cancer is thus a prerequisite for survival. A relatively new method, magnifying chromoscopy, is thought to be useful for the early detection and diagnosis of dysplasia and colitic cancer, as well as the prediction of relapse.Takafumi Ando Hironao Takahashi Osamu Watanabe Osamu Maeda Kazuhiro Ishiguro Daisuke Ishikawa Motofusa Hasegawa Naoki Ohmiya Yasumasa Niwa Hidemi Goto 2007World Journal of Gastroenterology2007,13,18:3
5Characteristic pathological findings and effects of ecabet sodium in rat reflux esophagitis显示文摘AIM:To explore the pathological flndings in the entire esophagus in rats with reflux esophagitis, and the effects of ecabet sodium(ES).METHODS:A rat model of chronic acid reflux esophagitis was used.In the treatment group, ES was administered after surgery(n = 16).No drug was administered postoperatively to the esophagitis group(n = 9).Shamoperated rats were used as a control group(n = 5).Rats were sacriflced on day 7 after the operation.The epithelial thickness and leukocyte inflltration were examined in the upper, middle and lower areas of the esophagus.The survival rate, incidence of esophageal ulcer, and mean surface area and number of esophageal ulcers were determined in the esophagitis and ES groups.Esophageal histology was assessed in all three groups.RESULTS:Leukocyte infiltration in the esophagitis group was 26.3 ± 22.0 in the middle esophagus and 8.2 ± 4.9 in the upper esophagus, which was signiflcantly greater than that in the controls(1.3 ± 1.1 and 1.4 ± 1.0, respectively)(P < 0.05).The thickness of the epithelium in the esophagitis group was 210.8 ± 47.7 μm in the lower esophagus and 204.2 ± 60.1 μm in the middle esophagus, which was significantlygreater than that in the controls(26.0 ± 5.5 and 21.0 ± 6.5 μm, respectively)(P < 0.05).The mean number of ulcers per animal in the ES group in the entire esophagus was 5.4 ± 2.5, which was signiflcantly less than that in the esophagitis group(9.0 ± 3.5)(P < 0.05).The epithelial thickness in the ES group was 97.5 ± 32.2 μm in the lower esophagus, which was decreased compared with that in the esophagitis group(210.8 ± 47.7 μm)(P < 0.05).CONCLUSION:Mucosal inflammation extended to the upper esophagus close to the hypopharynx.Our study suggested that ES may have a useful defensive role in reflux esophagitis.Daisuke Asaoka Akihito Nagahara Masako Oguro Yuko Izumi Akihiko Kurosawa Taro Osada Masato Kawabe Mariko Hojo Michiro Otaka Sumio Watanabe 2009World Journal of Gastroenterology2009,15,28:2
6Usefulness of Magnifying Endoscopy with Narrow-Band Imaging for Determining Tumor Invasion Depth in Early Gastric Cancer显示文摘Daisuke Kikuchi Toshiro Iizuka Shu Hoteya Akihiro Yamada Tsukasa Furuhata Satoshi Yamashita Kaoru Domon Masanori Nakamura Akira Matsui Toshifumi Mitani Osamu Ogawa Sumio Watanabe Mitsuru Kaise Guido Schumacher 2013Gastroenterology Research and Practice2013,,:2
7Screening of agonistic activities against four nuclear receptors in wastewater treatment plants in Japan using a yeast two-hybrid assay显示文摘To assess the potential endocrine disruptive effects through multiple nuclear receptors(NRs),especially non-steroidal NRs,in municipal wastewater,we examined the agonistic activities on four NRs(estrogen receptor α,thyroid hormone receptor α,retinoic acid receptor α and retinoid X receptor α) of untreated and treated wastewater from municipal wastewater treatment plants(WWTPs) in Japan using a yeast two-hybrid assay.Investigation of the influent and effluent of seven WWTPs revealed that agonistic activities against steroidal and non-steroidal NRs were always detected in the influents and partially remained in the effuents.Further investigation of four WWTPs employing conventional activated sludge,pseudo-anoxic-oxic,anoxic-oxic and anaerobic-anoxic-oxic processes revealed that the ability to reduce the agonistic activity against each of the four NRs varies depending on the treatment process.These results indicated that municipal wastewater in Japan commonly contains endocrine disrupting chemicals that exert agonistic activities on steroidal and non-steroidal NRs,and that some of these chemicals are released into the natural aquatic environment.Although the results obtained in yeast assays suggested that measured levels of non-steroidal NR agonists in the effluent of WWTPs were not likely to cause any biological effect,further study is required to assess their possible risks in detail.Daisuke Inoue Koki Nakama Kazuko Sawada Taro Watanabe Hisae Matsui Kazunari Sei Tsuyoshi Nakanishi Michihiko Ike 2011Journal of Environmental Sciences2011,23,1:2
8Beclin 1 augmented cis -diamminedichloroplatinum induced apoptosis via enhancing caspase-9 activity显示文摘Daisuke Furuya Naoki Tsuji Atsuhito Yagihashi Naoki Watanabe 2005Experimental Cell Research2005,,:2
9Potential of adenovirus‐mediated REIC / Dkk ‐3 gene therapy for use in the treatment of pancreatic cancer显示文摘Daisuke Uchida Hidenori Shiraha Hironari Kato Teruya Nagahara Masaya Iwamuro Junro Kataoka Shigeru Horiguchi Masami Watanabe Akinobu Takaki Kazuhiro Nouso Yasutomo Nasu Takahito Yagi Hiromi Kumon Kazuhide Yamamoto 2014J Gastroenterol Hepatol2014,,5:1
10Vitreous levels of angiopoietin 2 and vascular endothelial growth factor in patients with proliferative diabetic retinopathy显示文摘Daisuke Watanabe Kiyoshi Suzuma Izumi Suzuma Hirokazu Ohashi Tomonari Ojima Masafumi Kurimoto Tomoaki Murakami Tetsushi Kimura Hitoshi Takagi 2005American Journal of Ophthalmology2005,,3:1
11Oncolytic virotherapy for malignant melanoma with herpes simplex virus type 1 mutant HF10显示文摘Daisuke Watanabe Fumi Goshima Isamu Mori Yasuhiko Tamada Yoshinari Matsumoto Yukihiro Nishiyama 2007Journal of Dermatological Science2007,,3:1
12Side-wall effect of runner casing on performance of Darrieus-type hydro turbine with inlet nozzle for extra-low head utilization显示文摘A ducted Darrieus-type turbine has been proposed for hydropower utilization of extra-low head less than 2 m.Though the hydro turbine system,in general,might consist of an intake,runner casing section and a draft tube for higher efficiency operation,it was clarified in previous experiment that there was no need of the side-walls of runner casing section and a draft-tube for keeping the efficiency high in the case of duct with an inlet nozzle.This would yield a simplification of the structure of the turbine system.In order to reconfirm this result for large-sized turbine with 560 mm×300 mm duct,instead of small-sized one with 400 mm×200 mm duct,the side-wall effect on turbine performance was experimentally investigated for three-or four-bladed runner.In the present paper,the experimental results are shown with considering flow behaviors in the runner section.Kai SHIMOKAWA Akinori FURUKAWA Kusuo OKUMA Daisuke MATSUSHITA Satoshi WATANABE 2010Science China(Technological Sciences)2010,53,1:1
13Relation Between Plasma Adiponectin, High-Sensitivity C-Reactive Protein, and Coronary Plaque Components in Patients With Acute Coronary Syndrome显示文摘Hiromasa Otake Junya Shite Toshiro Shinke Satoshi Watanabe Yusuke Tanino Daisuke Ogasawara Takahiro Sawada Ken-ichi Hirata Mitsuhiro Yokoyama 2008The American Journal of Cardiology2008,,1:1
14Epimorphin is involved in differentiation of rat hepatic stem-like cells through cell–cell contact显示文摘Kouichi Miura Hirokazu Nagai Yasuharu Ueno Takashi Goto Ken-ichiro Mikami Kunio Nakane Kazuo Yoneyama Daisuke Watanabe Kunihiko Terada Toshihiro Sugiyama Katsuyuki Imai Haruki Senoo Sumio Watanabe 2003Biochemical and Biophysical Research Communications2003,,2:1
15Identification of anther-specific genes in a cruciferous model plant, Arabidopsis thaliana, by using a combination of Arabidopsis macroarray and mRNA derived from Brassica oleracea显示文摘Masayuki Amagai Tohru Ariizumi Makoto Endo Katsunori Hatakeyama Chikara Kuwata Daisuke Shibata Kinya Toriyama Masao Watanabe 2003Sexual Plant Reproduction2003,,5:1
16Detection of autoantibodies to livin and survivin in Sera from lung cancer patients显示文摘Atsuhito Yagihashi Koichi Asanuma Daisuke Kobayashi Naoki Tsuji Yasuharu Shijubo Shosaku Abe Yoshihiko Hirohashi Toshihiko Torigoe Noriyuki Sato Naoki Watanabe 2004Lung Cancer2004,,2:1
17Low-intensity pulsed ultrasound stimulates cell proliferation and proteoglycan production in rabbit intervertebral disc cells cultured in alginate显示文摘Toru Iwashina Joji Mochida Takeshi Miyazaki Takuya Watanabe Sadahiro Iwabuchi Kiyoshi Ando Tomomitsu Hotta Daisuke Sakai 2005Biomaterials2005,,3:1
18Influence of Moisture on BCN(low-K)Film for Interconnection Reliability显示文摘Hidemitsu Aoki Daisuke Watanabe Ryota Moriyama 2008Diamond and Related Materials2008,17,45:1
19Reaction Mechanism of Metal Silicide Mg2Si for Li Insertion显示文摘Toshihiro Moriga Kozo Watanabe Daisuke Tsuji 2000Journal of Solid State Chemistry2000,,153:1
20Vitreous levels of angiopoietin 2 and vascular endothelial growth factor in patients with proliferative diabetic retinopathy显示文摘Daisuke Watanabe Kiyoshi Suzuma Izumi Suzuma Hirokazu Ohashi Tomonari Ojima Masafumi Kurimoto Tomoaki Murakami Tetsushi Kimura Hitoshi Takagi 2005American Journal of Ophthalmology2005,,3:1
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