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| 1 | 眼部护理循证标准在重症监护患者中的应用显示文摘目的探索降低眼部并发症的护理循证实践方案。方法2011年5-7月,对ICU内意识障碍、行镇静治疗或使用机械通气超过2d的患者进行分阶段研究。根据澳大利亚乔安娜·布里格斯研究中心(JoannaBriggsInstitute,JBI)的标准,首先进行重症监护患者眼部护理的基线质量审查,然后实施JBI眼部护理循证实践方案,并进行干预后的质量审查。结果实施眼部护理循证实践方案后,在JBI眼部护理质量审查的7条标准中。4条标准的完成率得到极大提高。干预后重症监护患者结膜充血、结膜暴露和角膜暴露的发生率均较基线阶段明显降低(B〈0.05)。结论JBI眼部护理循证标准应用于重症监护患者,能降低患者眼部并发症,但仍需不断完善。 | 郑文燕 程立宏 胡雁 薛一帆 Rie Konno 颜美琼 郑业伟 王珏 黄怡婧 顾华玉 徐建鸣 | 2012 | 中华护理杂志2012,47,10: | 26 |
| 2 | Pancreatic stents for the prevention of post-endoscopic retrograde cholangiopancreatography pancreatitis should be inserted up to the pancreatic body or tail显示文摘AIM To investigate the location to which a pancreatic stent should be inserted to prevent post-endoscopic retrograde cholangiopancreatography(ERCP) pancreatitis(PEP).METHODS Over a ten-year period at our hospital, 296 patients underwent their first ERCP procedure and had a pancreatic stent inserted; this study included 147 patients who had ERCP performed primarily for biliary investigation and had a pancreatic stent inserted to prevent PEP. We dividedthese patients into two groups: 131 patients with a stent inserted into the pancreatic head(head group) and 16 patients with a stent inserted up to the pancreatic body or tail(body/tail group). Patient characteristics and ERCP factors were compared between the groups.RESULTS Pancreatic amylase isoenzyme(p-AMY) levels in the head group were significantly higher than those in the body/tail group [138.5(7.0-2086) vs 78.5(5.0-1266.5), P = 0.03] [median(range)]. No cases of PEP were detected in the body/tail group [head group, 12(9.2%)]. Of the risk factors for post-ERCP hyperamylasemia(≥ p-AMY median, 131 IU/L), procedure time ≥ 60 min [odds ratio(OR) 2.65, 95%CI: 1.17-6.02, P = 0.02) and stent insertion into the pancreatic head(OR 3.80, 95%CI: 1.12-12.9, P = 0.03) were identified as independent risk factors by multivariate analysis.CONCLUSION Stent insertion up to the pancreatic body or tail reduces the risk of post-ERCP hyperamylasemia and may reduce the risk of PEP. | Mitsuru Sugimoto Tadayuki Takagi Rei Suzuki Naoki Konno Hiroyuki Asama Yuki Sato Hiroki Irie Ko Watanabe Jun Nakamura Hitomi Kikuchi Yuichi Waragai Mika Takasumi Takuto Hikichi Hiromasa Ohira | 2018 | World Journal of Gastroenterology2018,24,22: | 13 |
| 3 | Wound healing of intestinal epithelial cells显示文摘The intestinal epithelial cells(IECs) form a selective permeability barrier separating luminal content from underlying tissues.Upon injury,the intestinal epithelium undergoes a wound healing process.Intestinal wound healing is dependent on the balance of three cellular events;restitution,proliferation,and differentiation of epithelial cells adjacent to the wounded area.Previous studies have shown that various regulatory peptides,including growth factors and cytokines,modulate intestinal epithelial wound healing.Recent studies have revealed that novel factors,which include toll-like receptors(TLRs),regulatory peptides,particular dietary factors,and some gastroprotective agents,also modulate intestinal epithelial wound repair.Among these factors,the activation of TLRs by commensal bacteria is suggested to play an essential role in the maintenance of gut homeostasis.Recent studies suggest that mutations and dysregulation of TLRs could be major contributing factors in the predisposition and perpetuation of inflammatory bowel disease.Additionally,studies have shown that specific signaling pathways are involved in IEC wound repair.In this review,we summarize the function of IECs,the process of intestinal epithelial wound healing,and the functions and mechanisms of the various factors that contribute to gut homeostasis and intestinal epithelial wound healing. | Masahiro Iizuka Shiho Konno | 2011 | World Journal of Gastroenterology2011,17,17: | 8 |
| 4 | 不同工作介质下二氧化锰/膨胀石墨复合材料的电化学电容器行为显示文摘研究了氧化还原法制备二氧化锰/膨胀石墨复合材料用作电化学电容器,利用热重分析、比表面及X射线衍射方法对材料的组成及结构进行了表征,利用三电极循环伏安及充放电循环法研究了材料在硫酸钠、氯化钠、氯化钾及硝酸钾不同电解质中的电化学行为.研究结果表明,二氧化锰以非晶态的形式在复合材料中存在,膨胀石墨起良好电导作用,随其用量的增加,复合材料的比表面下降,但二氧化锰的比电容增加.不同工作介质中电化学行为显示,复合材料电化学行为的不同主要跟阳离子的种类有关.在钠离子电解质中,复合材料电极体现较高的表观电容和真实电容,在钾盐电解质体系中,复合材料电极的电流响应速度比较快,这是由于钠盐和钾盐溶液具有不同的水合数、水合半径和电导率.当复合材料中膨胀石墨的用量为24%左右时,复合材料在2mV/s扫描速度下,在1mol/LNa2SO4溶液中体现的比电容为220F/g,复合材料显示优良的循环性能. | 万传云 AZUMI Kazuhisa KONNO Hidetaka | 2007 | 化学学报2007,65,17: | 7 |
| 5 | Oxidative stress as a potential causal factor for autoimmune hemolytic anemia and systemic lupus erythematosus显示文摘The kidneys and the blood system mutually exert influence in maintaining homeostasis in the body. Because the kidneys control erythropoiesis by producing erythropoietin and by supporting hematopoiesis, anemia is associated with kidney diseases. Anemia is the most prevalent genetic disorder, and it is caused by a deficiency of glucose 6-phosphate dehydrogenase(G6PD), for which sulfhydryl oxidation due to an insufficient supply of NADPH is a likely direct cause. Elevated reactive oxygen species(ROS) result in the sulfhydryl oxidation and hence are another potential cause for anemia. ROS are elevated in red blood cells(RBCs) under superoxide dismutase(SOD1) deficiency in C57BL/6 mice. SOD1 deficient mice exhibit characteristics similar to autoimmune hemolytic anemia(AIHA) and systemic lupus erythematosus(SLE) at the gerontic stage. An examination of AIHA-prone New Zealand Black(NZB) mice, which have normal SOD1 and G6 PD genes, indicated that ROS levels in RBCs are originally high and further elevated during aging. Transgenic overexpression of human SOD1 in erythroid cells effectively suppresses ROS elevation and ameliorates AIHA symptoms such as elevated anti-RBC antibodies and premature death in NZB mice. These results support the hypothesis that names oxidative stress as a risk factor for AIHA and other autoimmune diseases such as SLE. Herein we discuss the association between oxidative stress and SLE pathogenesis based mainly on the genetic and phenotypic characteristics of NZB and New Zealand white mice and provide insight into the mechanism of SLE pathogenesis. | Junichi Fujii Toshihiro Kurahashi Tasuku Konno Takujiro Homma Yoshihito Iuchi | 2015 | World Journal of Nephrology2015,4,2: | 7 |
| 6 | Efficacy of endoscopic ultrasonography-guided fine needle aspiration for pancreatic neuroendocrine tumor grading显示文摘AIM: To evaluate the efficacy of endoscopic ultrasonography-guided fine needle aspiration(EUS-FNA) for grading pancreatic neuroendocrine tumors(PNETs).METHODS: A total of 22 patients were diagnosed with PNET by EUS-FNA between October 2001 and December 2013 at Fukushima Medical University Hospital.Among these cases,we targeted 10 PNET patients who were evaluated according to the World Health Organization(WHO) 2010 classification.Surgery was performed in eight patients,and chemotherapy was performed in two patients due to multiple liver metastases.Specimens obtained by EUS-FNA were first stained with hematoxylin and eosin and then stained with chromogranin,synaptophysin,CD56,and Ki-67.The specimens were graded by the Ki-67 index according to the WHO 2010 classification.Specimens obtained by surgery were graded by the Ki-67 indexand mitotic count(WHO 2010 classification).For the eight specimens obtained by EUS-FNA,the Ki-67 index results were compared with those obtained by surgery.In the two cases treated with chemotherapy,the effects and prognoses were evaluated.RESULTS: The sampling rate for histological diagnosis by EUS-FNA was 100%.No adverse effects were observed.The concordance rate between specimens obtained by EUS-FNA and surgery was 87.5%(7/8).Fo r t h e t w o c a s e s t re a t e d w i t h c h e m o t h e ra p y,case 1 received somatostatin analog therapy and transcatheter arterial infusion(TAI) targeting multiple liver metastases.Subsequent treatment consisted of everolimus.During chemotherapy,the primary tumor remained unconfirmed,although the multiple liver metastases diminished dramatically.Case 2 was classified as neuroendocrine carcinoma(NEC) according to the Ki-67 index of a specimen obtained by EUS-FNA; therefore,cisplatin and irinotecan therapy was started.However,severe adverse effects,including renal failure and diarrhea,were observed,and the therapy regimen was changed to cisplatin and etoposide.TAI targeting multiple liver metastases was performed.Although the liver metastases diminished,the primary tumor remained unconfirmed.These chemotherapy regimens had immediate effects for both unresectable neuroendocrine tumor(NET) and NEC cases.These two subjects are still alive.CONCLUSION: EUS-FNA was effective for PNET diagnosis and Ki-67 index grading for WHO 2010 classification,enabling informed decisions on unresectable PNET treatment by identifying NET or NEC. | Mitsuru Sugimoto Tadayuki Takagi Takuto Hikichi Rei Suzuki Ko Watanabe Jun Nakamura Hitomi Kikuchi Naoki Konno Yuichi Waragai Hiroyuki Asama Mika Takasumi Hiroshi Watanabe Katsutoshi Obara Hiromasa Ohira | 2015 | World Journal of Gastroenterology2015,21,26: | 6 |
| 7 | SECI, Ba and Leadership: a Unified Model of Dynamic Knowledge Creation显示文摘 | Ikujiro Nonaka Ryoko Toyama Noboru Konno | 2000 | Long Range Planning2000,,1: | 5 |
| 8 | Effect of atrial natriuretic peptide on ischemia-reperfusion injury in a porcine total hepatic vascular exclusion model显示文摘AIM: To evaluate the effect of ANP on warm I/R injury in a porcine THVE model. METHODS: Miniature pigs (mini-pigs) weighing 16-24 kg were observed for 120 min after reperfusion following 120 min of THVE. The animals were divided into two groups. ANP (0.1 μg/kg per min) was administered to the ANP group (n = 7), and vehicle was administered to the control group (n = 7). Either vehicle or ANP was intravenously administered from 30 min before the THVE to the end of the experiment. Arterial blood was collected to measure AST, LDH, and TNF-α. Hepatic tissue blood ? ow (HTBF) was also measured. Liver specimens were harvested for p38 MAPK analysis and histological study. Those results were compared between the two groups. RESULTS: The AST and LDH levels were lower in the ANP group than in the control group; the AST levels were signifi cantly different between the two groups (60 min: 568.7 ± 113.3 vs 321.6 ± 60.1, P = 0.038 < 0.05, 120 min: 673.6 ± 148.2 vs 281.1 ± 44.8, P = 0.004 < 0.01). No signifi cant difference was observed in the TNF-α levels between the two groups. HTBF was higher in the ANP group, but the difference was not signif icant. A signifi cantly higher level of phosphorylated p38 MAPK was observed in the ANP group compared to the controlgroup (0 min: 2.92 ± 1.1 vs 6.38 ± 1.1, P = 0.011 < 0.05).Histological tissue damage was milder in the ANP group than in the control group. CONCLUSION: Our results show that ANP has a protective role in I/R injury with p38 MAPK activation in a porcine THVE model. | Katsumi Kobayashi Kiyohiro Oshima Masato Muraoka Takahiko Akao Osamu Totsuka Hisashi Shimizu Hiroaki Sato Kazumi Tanaka Kenjiro Konno Koshi Matsumoto Izumi Takeyoshi | 2007 | World Journal of Gastroenterology2007,13,25: | 4 |
| 9 | Targeting tight junctions during epithelial to mesenchymal transition in human pancreatic cancer显示文摘Pancreatic cancer continues to be a leading cause of cancer-related death worldwide and there is an urgent need to develop novel diagnostic and therapeutic strategies to reduce the mortality of patients with this disease. In pancreatic cancer, some tight junction proteins, including claudins, are abnormally regulated and therefore are promising molecular targets for diagnosis, prognosis and therapy. Claudin-4 and-18 are overexpressed in human pancreatic cancer and its precursor lesions. Claudin-4 is a high affinity receptor of Clostridium perfringens enterotoxin(CPE). The cytotoxic effects of CPE and monoclonal antibodies against claudin-4 are useful as novel therapeutic tools for pancreatic cancer. Claudin-18 could be a putative marker and therapeutic target with prognostic implications for patients with pancreatic cancer. Claudin-1,-7, tricellulin and marvelD3 are involved in epithelial to mesenchymal transition(EMT) of pancreatic cancer cells and thus might be useful as biomarkers during disease. Protein kinase C is closely related to EMT of pancreatic cancer and regulates tight junctions of normal human pancreatic duct epithelial cells and the cancer cells. This review focuses on the regulation of tight junctions via protein kinase C during EMT in human pancreatic cancer for the purpose of developing new diagnostic and therapeutic modalities for pancreatic cancer. | Daisuke Kyuno Hiroshi Yamaguchi Tatsuya Ito Tsuyoshi Kono Yasutoshi Kimura Masafumi Imamura Takumi Konno Koichi Hirata Norimasa Sawada Takashi Kojima | 2014 | World Journal of Gastroenterology2014,20,31: | 3 |
| 10 | Predictive factors for the failure of endoscopic stent-instent self-expandable metallic stent placement to treat malignant hilar biliary obstruction显示文摘AIM To investigate the factors predictive of failure when placing a second biliary self-expandable metallic stents(SEMSs). METHODS This study evaluated 65 patients with an unresectable malignant hilar biliary obstruction who were examined in our hospital. Sixty-two of these patients were recruited to the study and divided into two groups: the success group, which consisted of patients in whom a stent-in-stent SEMS had been placed successfully, and the failure group, which consisted of patients in whom the stent-in-stent SEMS had not been placed successfully. We compared the characteristics of the patients, the stricture state of their biliary ducts, and the implemented endoscopic retrograde cholangiopancreatography(ERCP) procedures between the two groups.RESULTS The angle between the target biliary duct stricture and the first implanted SEMS was significantly larger in the failure group than in the success group. There were significantly fewer wire or dilation devices(ERCP catheter, dilator, or balloon catheter) passing the first SEMS cell in the failure group than in the success group. The cut-off value of the angle predicting stent-in-stent SEMS placement failure was 49.7 degrees according to the ROC curve(sensitivity 91.7%, specificity 61.2%). Furthermore, the angle was significantly smaller in patients with wire or dilation devices passing the first SEMS cell than in patients without wire or dilation devices passing the first SEMS cell. CONCLUSION A large angle was identified as a predictive factor for failure of stent-in-stent SEMS placement. | Mitsuru Sugimoto Tadayuki Takagi Rei Suzuki Naoki Konno Hiroyuki Asama Ko Watanabe Jun Nakamura Hitomi Kikuchi Yuichi Waragai Mika Takasumi Yuki Sato Takuto Hikichi Hiromasa Ohira | 2017 | World Journal of Gastroenterology2017,23,34: | 3 |
| 11 | The significance of circulating vascular endothelial growth factor (VEGF) protein in gastric cancer显示文摘 | Manabu Ohta Hiroyuki Konno Tatsuo Tanaka Megumi Baba Kinji Kamiya Tuyoshi Syouji Kenji Kondoh Masaya Watanabe Hirofumi Terada Satoshi Nakamura | 2002 | Cancer Letters2002,,2: | 2 |
| 12 | Surgical treatment for a combined anterior cruciate ligament and posterior cruciate ligament avulsion fracture: A case report显示文摘BACKGROUND Independent avulsion fractures with anterior cruciate ligament(ACL)or posterior cruciate ligament(PCL)attachment are relatively common among tibial intercondylar eminence fractures,and their postoperative outcomes are generally favorable.Conversely,huge avulsion fractures of the intercondylar eminence containing the attachment site of both the ACL and the PCL are extremely rare,and the reported clinical outcomes are poor.CASE SUMMARY We describe a 30-year-old Japanese male's huge avulsion fracture of the intercondylar eminence of a tibia containing the attachment site of both the ACL and PCL,together with a complete tear of the medial collateral ligament and a partial tear of both the medial and lateral menisci caused by a fall from a high place.All of these injuries were treated surgically,with anatomical reduction and stable fixation.The limb function at 1 year post-surgery was excellent(Lysholm score:100 points).CONCLUSION Although this patient's complete surgical repair was complex,it should be performed in similar cases for an excellent final clinical outcome. | Katsuhiro Yoshida Michiyuki Hakozaki Hideo Kobayashi Masashi Kimura Shinichi Konno | 2022 | World Journal of Clinical Cases2022,10,12: | 2 |
| 13 | Screening for hilar biliary invasion in ampullary cancer patients显示文摘BACKGROUND The treatment for ampullary cancer is pancreatoduodenectomy or local ampullectomy.However,effective methods for the preoperative investigation of hilar biliary invasion in ampullary cancer patients have not yet been identified.AIM To determine the necessity of and an appropriate method for investigating hilar biliary invasion of ampullary cancer.METHODS Among 43 ampullary cancer patients,34 underwent endoscopic treatment(n=9)or surgery(n=25).The use of imaging findings(thickening and enhancement of the bile duct wall on contrast-enhanced computed tomography,irregularity on endoscopic retrograde cholangiography,thickening of the entire bile duct wall on intraductal ultrasonography(IDUS),and partial thickening of the bile duct wall on IDUS)and biliary biopsy results for diagnosing hilar biliary invasion of ampullary cancer was compared.RESULTS Hilar invasion was not observed in every patient.Among the patients who did not undergo biliary stent insertion,the combination of partial thickening of the bile duct wall on IDUS and biliary biopsy results showed the highest accuracy(100%)for diagnosing hilar biliary invasion.However,each imaging method and biliary biopsy yielded some false-positive results.CONCLUSION Although some false-positive results were obtained with each method,the combination of partial thickening of the bile duct wall on IDUS and biliary biopsy results was useful for diagnosing hilar biliary invasion of ampullary cancer.However,hilar invasion of ampullary cancer is rare;therefore,the investigation of hilar biliary invasion of ampullary cancer might be unnecessary. | Tadayuki Takagi Mitsuru Sugimoto Rei Suzuki Naoki Konno Hiroyuki Asama Yuki Sato Hiroki Irie Jun Nakamura Mika Takasumi Minami Hashimoto Tsunetaka Kato Ryoichiro Kobashi Takumi Yanagita Yuko Hashimoto Shigeru Marubashi Takuto Hikichi Hiromasa Ohira | 2022 | World Journal of Gastrointestinal Endoscopy2022,14,9: | 2 |
| 14 | Endoscopic therapy for esophageal hematoma with blue rubber bleb nevus syndrome显示文摘A 57-year-old woman previously diagnosed with blue rubber bleb nevus syndrome(BRBNS) reported hematemesis. BRBNS is a rare vascular anomaly syndrome consisting of multifocal hemangiomas of the skin and gastrointestinal(GI) tract but her GI tract had never been examined. An upper gastrointestinal endoscopy revealed a large bleeding esophageal hematoma positioned between the thoracic esophagus and the gastric cardia. An endoscopic injection of polidocanol was used to stop the hematoma from bleeding. The hematoma was incised using the injectionneedle to reduce the pressure within it. Finally, argon plasma coagulation(APC) was applied to the edge of the incision. The esophageal hematoma disappeared seven days later. Two months after the endoscopic the rapy, the eso phage alulcerhealed and the hemangioma did not relapse. This rare case of a large esophageal hematoma originating from a hemangioma with BRBNS was treated using a combination of endoscopic therapy with polidocanol injection, incision, and APC. | Mika Takasumi Takuto Hikichi Tadayuki Takagi Masaki Sato Rei Suzuki Ko Watanabe Jun Nakamura Mitsuru Sugimoto Yuichi Waragai Hitomi Kikuchi Naoki Konno Hiroshi Watanabe Katsutoshi Obara Hiromasa Ohira | 2014 | World Journal of Gastrointestinal Endoscopy2014,6,12: | 2 |
| 15 | Does eradication of Helicobacter pylori reduce the risk of carcinogenesis in the residual stomach after gastrectomy for early gastric cancer?显示文摘 | K. Hamaguchi K. Ogawa T. Katsube S. Konno M. Aiba | 2004 | Langenbeck’s Archives of Surgery2004,,2: | 2 |
| 16 | Regulation of pro-inflammatory and anti-inflammatory cytokine responses by Kupffer cells in endotoxin-enhanced reperfusion injury after total hepatic ischemia显示文摘 | Yoshimitsu Kojima Shohachi Suzuki Yasuo Tsuchiya Hiroyuki Konno Satoshi Baba Satoshi Nakamura | 2003 | Transplant International2003,,4: | 2 |
| 17 | Transmission electron microscopy study of the evolution of precipitates in aged Al–Li–Cu alloys: the θ ′ and T 1 phases显示文摘 | Ritsuko Yoshimura Toyohiko J Konno Eiji Abe Kenji Hiraga | 2003 | Acta Materialia2003,,14: | 2 |
| 18 | A modified KdV equation for ion acousics waves 显示文摘 | Konno K | 1974 | J Phy Soc Japan1974,37,: | 2 |
| 19 | Patellofemoral MRI Alterations Following Single Bundle ACL Reconstruction with Hamstring Autografts Are Associated with Quadriceps Femoris Atrophy显示文摘High incidence of patellofemoral pain and patellofemoral joint osteoarthritis was found following anterior cruciate ligament(ACL)reconstruction.The unstability of patellofemoral joint might be an important contribution factor.This study was designed to define the relationship between the unstability of patellofemoral joint and quadriceps femoris atrophy.Twenty patients underwent MRI scan before ACL reconstruction and every two weeks after surgery,until 12 weeks.The merchant’s patellar congruence angle,lateral inclination angle,and quadriceps femoris muscle cross-sectional area were measured and the relationship between the changes of angles and the ratio of quadriceps femoris atrophy was studied by multiple regression analysis.Significant quadriceps femoris atrophy was observed after ACL reconstruction during the follow-up period of 12 weeks.The merchant’s patellar congruence angle and lateral inclination angle significantly changed after surgery.The alterations of the merchant’s patellar congruence angle were significantly correlated with the atrophy ratio of vastus medialis(coefficient=-5.76)and vastus lateralis(coefficient=8.35)during the follow-up period of 12 weeks.The alterations of lateral inclination angle were significantly correlated with the atrophy ratio of vastus medialis(coefficient=20.62),vastus lateralis(coefficient=-11.38)and rectus femoris(coefficient=-0.469)during the follow-up period 12 weeks.To sum up,ACL reconstruction can alleviate the dysfunction of patellofemoral joint to a certain extent.But,the unbalanced atrophy of quadriceps femoris once again destroyed the stability of patellofemoral joint following the operation,which might be one cause of patellofemoral joint pain and early onset of osteoarthritis after ACL reconstruction.So,rehabilitation training that focuses on quadriceps femoris especially the vastus medialis shortly following operation is suggested. | Wei-song CAI Hao-huan LI Shin-ichi KONNO Hironori NUMAZAKI Si-qi ZHOU Yu-biao ZHANG Guang-tao HAN | 2019 | Current Medical Science2019,39,6: | 2 |
| 20 | The effect of the subunit composition on the thermostability of collagens from the scales of freshwater fish显示文摘 | Rui Duan Junjie Zhang Jing Li Xiaohong Zhong Kunihiko Konno Haibo Wen | 2012 | Food Chemistry2012,,1: | 2 |