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37篇 您的检索式:作者名="HIROSHI KIDA"
    题名 作者 年代 出处 被引量
1新城疫病毒某水禽分离株经鸡体传代后由非致病型转变为速发型的研究显示文摘最近 ,一株无毒力的新城疫病毒 (NDV)在鸡体内繁殖时 ,变成了强毒株。但至今尚未能证实 ,经鸡体传代的野生水禽新城疫病毒是否也具有变成速发型毒株的能力。为了通过实验证明从水禽中分离的非致病型NDV可以转变为速发型病毒 ,我们通过在鸡体内传播鹅源性无毒力株 ,经气囊接种连续传代 9次 ,随后再在鸡脑内传代 5次。结果显示 ,该病毒的毒力变得很强 ,致死率可达 1 0 0 %。通过致病性试验证实 ,其具有典型的速发型病毒特征 ;融合蛋白裂解位点的序列分析表明 ,原始的分离株含有无毒力型毒株共有的裂解序列 :E_R_Q_E_R/L,而通过鸡体反复传代后 ,该序列变为致病性毒株共有的序列 :K_R_Q_K_R/F。这些结果表明 ,野生水禽中自然存在的无毒力毒株 ,具有无毒力株相应的序列 ,但当其在鸡群中传播时 ,则具有变成高致病性病毒的能力。同时研究表明 ,鸡体提供了该病毒从非致病型向致病型转变的选择机制。于圣青 丁铲 NORIKO KISHIDA HIROSHI ITO HIROSHI KIDA KOICHI OTSUKI YOSHIHIRO KAWAOKA TOSHIHIRO ITO 2003中国预防兽医学报2003,25,1:32
2Current status of endoscopic retrograde cholangiopancreatography in patients with surgically altered anatomy显示文摘Endoscopic retrograde cholangiopancreatography(ERCP)in patients with surgically altered anatomy must be performed by a highly experienced endoscopist.The challenges are accessing the afferent limb in different types of reconstruction,cannulating a papilla with a reverse orientation,and performing therapeutic interventions with uncommon endoscopic accessories.The development of endoscopic techniques has led to higher success rates in this group of patients.Device-assisted ERCP is the endoscopic procedure of choice for high success rates in short-limb reconstruction;however,these success rate is lower in long-limb reconstruction.ERCP assisted by endoscopic ultrasonography is now popular because it can be performed independent of the limb length;however,it must be performed by a highly experienced and skilled endoscopist.Stent deployment and small stone removal can be performed immediately after ERCP assisted by endoscopic ultrasonography,but the second session is needed for other difficult procedures such as cholangioscopy-guided electrohydraulic lithotripsy.Laparoscopic-assisted ERCP has an almost 100%success rate in longlimb reconstruction because of the use of a conventional side-view duodenoscope,which is compatible with standard accessories.This requires cooperation between the surgeon and endoscopist and is suitable in urgent situations requiring concomitant cholecystectomy.This review focuses on the advantages,disadvantages,and outcomes of various procedures that are suitable in different situations and reconstruction types.Emerging new techniques and their outcomes are also discussed.Chonlada Krutsri Mitsuhiro Kida Hiroshi Yamauchi Tomohisa Iwai Hiroshi Imaizumi Wasaburo Koizumi 2019World Journal of Gastroenterology2019,25,26:23
3鸡源株与人源株H9N2流感病毒血凝素受体结合位点氨基酸比较与分析显示文摘H9N2病毒可以感染多种禽类和哺乳动物 ,包括人类。流感病毒血凝素受体结合位点的氨基酸可以影响受体结合特性。为了解鸡源株与人源株H9N2病毒受体结合部氨基酸的差异 ,作者对二者进行了比较与分析 ,结果表明 ,鸡源株与人源株血凝素受体结合部位氨基酸的第 137、183、190、2 2 6位点存在差异 ,鸡源株在这些位点分别为K、N、AorVorT、LorQ ,而人源株则分别为R、H、E、L。虽然尚不清楚这些位点的改变对病毒与细胞亲和力及宿主范围的影响 ,但由于H9N2在我国养鸡业的普遍存在 ,加强H9N2病毒的分子流行病学监测有重要意义。刘金华 吴清民 陈福勇 郭玉璞 Hiroshi Kida 2003中国预防兽医学报2003,25,6:15
4Short-type single balloon enteroscope for endoscopic retrograde cholangiopancreatography with altered gastrointestinal anatomy显示文摘AIM:To evaluate the effectiveness of a short-type single-balloon-enteroscope(SBE) for endoscopic retrograde cholangiopancreatography(ERCP) in patients with a reconstructed intestine.METHODS:Short-type SBE was developed to perform ERCP in postoperative patients with a reconstructed intestine.Short-type SBE is a direct-viewing endoscope with the following specifications:working length,1520 mm;total length,1840 mm;channel diameter,3.2 mm.In addition,short-type SBE has a water-jet channel.The study group comprised 22 patients who underwent 31 sessions of short-type SBE-assisted ERCP from June 2011 through May 2012.Reconstruction was performed by Billroth-Ⅱ(B-Ⅱ) gastrectomy in 6 patients(8 sessions),Roux-en-Y(R-Y) gastrectomy in 14 patients(21 sessions),and R-Y hepaticojejunostomy in 2 patients(2 sessions).We retrospectively studied the rate of reaching the blind end(papilla of Vater or choledochojejunal anastomosis),mean time required to reach the blind end,diagnostic success rate(defined as the rate of successfully imaging the bile and pancreatic ducts),therapeutic success rate(defined as the rate of successfully completing endoscopic treatment),mean procedure time,and complications.RESULTS:Among the 31 sessions of ERCP,the rate of reaching the blind end was 88% in B-Ⅱ gastrectomy,91% in R-Y gastrectomy,and 100% in R-Y hepaticojejunostomy.The mean time required to reach the papilla was 18.3 min in B-Ⅱ gastrectomy,21.1 min in R-Y gastrectomy,and 32.5 min in R-Y hepaticojejunostomy.The diagnostic success rates in all patients and those with an intact papilla were respectively 86% and 86% in B-Ⅱ gastrectomy,90% and 87% in R-Y gastrectomy,and 100% in R-Y hepaticojejunostomy.The therapeutic success rates in all patients and those with an intact papilla were respectively 100% and 100% in B-Ⅱ gastrectomy,94% and 92% in R-Y gastrectomy,and 100% in R-Y hepaticojejunostomy.Because the channel diameter was 3.2 mm,stone extraction could be performed with a wire-guided basket in 12 sessions,and wireguided intraductal ultrasonography could be performed in 8 sessions.As for complications,hyperamylasemia(defined as a rise in serum amylase levels to more than 3 times the upper limit of normal) occurred in 1 patient(7 sessions) with a B-Ⅱ gastrectomy and 4 patients(19 sessions) with an R-Y gastrectomy.After ERCP in patients with an R-Y gastrectomy,2 patients(19 sessions) had pancreatitis,1 patient(21 sessions) had gastrointestinal perforation,and 1 patient(19 sessions) had papillary bleeding.Pancreatitis and bleeding were both mild.Gastrointestinal perforation improved after conservative treatment.CONCLUSION:Short-type SBE is effective for ERCP in patients with a reconstructed intestine and allows most conventional ERCP devices to be used.Hiroshi Yamauchi Mitsuhiro Kida Kosuke Okuwaki Shiro Miyazawa Tomohisa Iwai Miyoko Takezawa Hidehiko Kikuchi Maya Watanabe Hiroshi Imaizumi Wasaburo Koizumi 2013World Journal of Gastroenterology2013,19,11:10
5Innovations and techniques for balloon-enteroscopeassisted endoscopic retrograde cholangiopancreatography in patients with altered gastrointestinal anatomy显示文摘Endoscopic retrograde cholangiopancreatography(ERCP) remains challenging in patients who have undergone surgical reconstruction of the intestine.Recently,many studies have reported that balloonenteroscope-assisted ERCP(BEA-ERCP) is a safe and effective procedure.However,further improvements in outcomes and the development of simplified procedures are required.Percutaneous treatment,Laparoscopy-assisted ERCP,endoscopic ultrasoundguided anterograde intervention,and open surgery are effective treatments.However,treatment should be noninvasive,effective,and safe.We believe that these procedures should be performed only in difficult-to-treat patients because of many potential complications.BEA-ERCP still requires high expertiselevel techniques and is far from a routinely performed procedure.Various techniques have been proposed to facilitate scope insertion(insertion with percutaneous transhepatic biliary drainage(PTBD) rendezvous technique,Short type single-balloon enteroscopes with passive bending section,Intraluminal injection of indigo carmine,CO2 inflation guidance),cannulation(PTBD or percutaneous transgallbladder drainage rendezvous technique,Dilation using screw drill,Rendezvous technique combining DBE with a cholangioscope,endoscopic ultrasound-guided rendezvous technique),and treatment(overtube-assisted technique,Short type balloon enteroscopes) during BEA-ERCP.The use of these techniques may allow treatment to be performed by BEA-ERCP in many patients.A standard procedure for ERCP yet to be established for patients with a reconstructed intestine.At present,BEA-ERCP is considered the safest and most effective procedure and is therefore likely to be recommended as firstline treatment.In this article,we discuss the current status of BEA-ERCP in patients with surgically altered gastrointestinal anatomy.Hiroshi Yamauchi Mitsuhiro Kida Hiroshi Imaizumi Kosuke Okuwaki Shiro Miyazawa Tomohisa Iwai Wasaburo Koizumi 2015World Journal of Gastroenterology2015,21,21:9
6我国与韩国禽流感H9N2病毒血凝素分子特性的区别显示文摘中国与韩国都发生了H9N2亚型禽流感,且都对养禽业造成了严重损失。国际上有不少学者认为韩国的H9N2亚型流感是由中国通过禽肉及其相关产品的输入而引起。本研究针对这一情况对从中国大陆分离的H9N2病毒和自GeneBank读取的韩国H9N2病毒的血凝素核苷酸序列进行了比较分析,结果表明两者属于不同的进化分支。所有中国H9N2病毒的血凝素裂解位点都为-RSSR/G-,而韩国H9N2病毒的血凝素裂解位点为-ASVR/G-、-ASYR/G-或-ASGR/G-。韩国H9N2病毒血凝素的受体结合位点的氨基酸在第183、190和226位点分别H、E和Q;而中国毒株的变异较大,在第183位点全部为N,190位点为A、T或V,第226位点为L或Q。因此,中韩两国的H9N2病毒血凝素分子特性显著不同。刘金华 吴清民 史为民 陈福勇 郭玉璞 Hiroshi Kida 2004畜牧兽医学报2004,35,1:8
7First case of IgG4-related sclerosing cholangitis associated with autoimmune hemolytic anemia显示文摘To our knowledge,patients with immunoglobulin G4-related sclerosing cholangitis(IgG4-SC)associated with autoimmune hemolytic anemia(AIHA)have not been reported previously.Many patients with IgG4-SC have autoimmune pancreatitis(AIP)and respond to steroid treatment.However,isolated cases of IgG4-SC are difficult to diagnose.We describe our experience with a patient who had IgG4-SC without AIP in whom the presence of AIHA led to diagnosis.The patient was a73-year-old man who was being treated for dementia.Liver dysfunction was diagnosed on blood tests at another hospital.Imaging studies suggested the presence of carcinoma of the hepatic hilus and primary sclerosing cholangitis,but a rapidly progressing anemia developed simultaneously.After the diagnosis of AIHA,steroid treatment was begun,and the biliary stricture improved.IgG4-SC without AIP was thus diagnosed.Hironori Masutani Kosuke Okuwaki Mitsuhiro Kida Hiroshi Yamauchi Hiroshi Imaizumi Shiro Miyazawa Tomohisa Iwai Miyoko Takezawa Wasaburo Koizumi 2014World Journal of Gastroenterology2014,20,26:3
8Usefulness of serum lipase for early diagnosis of post-endoscopic retrograde cholangiopancreatography pancreatitis显示文摘BACKGROUND Post-endoscopic retrograde cholangiopancreatography(ERCP)pancreatitis(PEP)is new onset acute pancreatitis after ERCP.This complication is sometimes fatal.As such,PEP should be diagnosed early so that therapeutic interventions can be carried out.Serum lipase(s-Lip)is useful for diagnosing acute pancreatitis.However,its usefulness for diagnosing PEP has not been sufficiently investigated.AIM This study aimed to retrospectively examine the usefulness of s-Lip for the early diagnosis of PEP.METHODS We retrospectively examined 4192 patients who underwent ERCP at our two hospitals over the last 5 years.The primary outcomes were a comparison of the areas under the receiver operating characteristic(ROC)curves(AUCs)of s-Lip and serum amylase(s-Amy),s-Lip and s-Amy cutoff values based on the presence or absence of PEP in the early stage after ERCP via ROC curves,and the diagnostic properties[sensitivities,specificities,positive predictive values(PPV),and negative predictive value(NPV)]of these cutoff values for PEP diagnosis.RESULTS Based on the eligibility and exclusion criteria,804 cases were registered.Over the entire course,PEP occurred in 78 patients(9.7%).It occurred in the early stage after ERCP in 40 patients(51.3%)and in the late stage after ERCP in 38 patients(48.7%).The AUCs were 0.908 for s-Lip[95%confidence interval(CI):0.880-0.940,P<0.001]and 0.880 for s-Amy(95%CI:0.846-0.915,P<0.001),indicating both are useful for early diagnosis.By comparing the AUCs,s-Lip was found to be significantly more useful for the early diagnosis of PEP than s-Amy(P=0.023).The optimal cutoff values calculated from the ROC curves were 342 U/L for s-Lip(sensitivity,0.859;specificity,0.867;PPV,0.405;NPV,0.981)and 171 U/L for s-Amy(sensitivity,0.859;specificity,0.763;PPV,0.277;NPV,0.979).CONCLUSION S-Lip was significantly more useful for the early diagnosis of PEP.Measuring s-Lip after ERCP could help diagnose PEP earlier;hence,therapeutic interventions can be provided earlier.Masayoshi Tadehara Kosuke Okuwaki Hiroshi Imaizumi Mitsuhiro Kida Tomohisa Iwai Hiroshi Yamauchi Toru Kaneko Rikiya Hasegawa Eiji Miyata Yusuke Kawaguchi Hironori Masutani Wasaburo Koizumi 2019World Journal of Gastrointestinal Endoscopy2019,11,9:3
9Clinical implications of doubling time of gastrointestinal submucosal tumors显示文摘AIM To evaluate the efficacy of doubling time(DT) of gastrointestinal submucosal tumors(GIST).METHODS From April 1987 through November 2012, a total of 323 patients were given a final histopathological diagnosis of GISTs on surgical resection or endoscopic ultrasound-guided fine-needle aspiration(EUS-FNA) in Kitasato University East Hospital or Kitasato University Hospital. We studied 53 of these patients(34 with resected tumors and 19 with unresected tumors) whose tumors could be measured on EUS on at least two successive occasions. The histopathological diagnosis was GIST in 34 patients, leiomyoma in 5, schwannoma in 3, ectopic pancreas in 1, hamartoma in 1, cyst in 1, Brunner's adenoma in 1, and spindle-cell tumor in 7. We retrospectively calculated the DT of GISTs on the basis of the time course of EUS findings to estimate the growth rate of such tumors.RESULTS The DT was 17.2 mo for GIST, as compared with 231.2 mo for leiomyoma, 104.7 mo for schwannoma, 274.9mo for ectopic pancreas, 61.2 mo for hamartoma, 49.0 mo for cyst, and 134.7 mo for Brunner's adenoma. The GISTs were divided into risk classes on the basis of tumor diameters and mitotic figures(Fletcher's classification). The classification was extremely low risk or low risk in 28 patients, intermediate risk in 3, and high risk in 3. DT of GIST according to risk was 24.0 mo for extremely low-risk plus low-risk GIST, 17.1 mo for intermediate-risk GIST, and 3.9 mo for high-risk GIST. DT of GIST was significantly shorter than that of leiomyoma plus schwannoma(P < 0.05), and DT of high-risk GIST was significantly shorter than that of extremely low-risk plus low-risk GIST(P < 0.05).CONCLUSION For GIST, a higher risk grade was associated with a significantly shorter DT. Small SMTs should initially be followed up within 6 mo after detection.Shuko Koizumi Mitsuhiro Kida Hiroshi Yamauchi Kosuke Okuwaki Tomohisa Iwai Shiro Miyazawa Miyoko Takezawa Hiroshi Imaizumi Wasaburo Koizumi 2016World Journal of Gastroenterology2016,22,45:3
10Passive-bending,short-type single-balloon enteroscope for endoscopic retrograde cholangiopancreatography in Roux-en-Y anastomosis patients显示文摘AIM:To evaluate short-type-single-balloon enteroscope(SBE) with passive-bending,high-force transmission functions for endoscopic retrograde cholangiopancreatography(ERCP) in patients with Roux-en-Y anastomosis.METHODS:Short-type SBE with this technology(SIF-Y0004-V01; working length,1520 mm; channel diameter,3.2 mm) was used to perform 50 ERCP procedures in 37 patients with Roux-en-Y anastomosis.The rate of reaching the blind end,time required to reach the blind end,diagnostic and therapeutic success rates,and procedure time and complications were studied retrospectively and compared with the results of 34 sessions of ERCP performed using a short-type SBE without this technology(SIF-Y0004; working length,1520 mm; channel diameter,3.2 mm) in 25 patients.RESULTS:The rate of reaching the blind end was 90% with SIF-Y0004-V01 and 91% with SIF-Y0004(P = 0.59).The median time required to reach the papilla was significantly shorter with SIF-Y0004-V01 than with SIF-Y0004(16 min vs 24 min,P = 0.04).The diagnostic success rate was 93% with SIFY0004-V01 and 84% with SIF-Y0004(P = 0.17).The therapeutic success rate was 95% with SIF-Y0004-V01 and 96% with SIF-Y0004(P = 0.68).The median procedure time was 40 min with SIF-Y0004-V01 and 36 min with SIF-Y0004(P = 0.50).The incidence of hyperamylasemia was 6.0% in the SIF-Y0004-V01 group and 14.7% in the SIF-Y0004 group(P = 0.723).The incidence of pancreatitis was 0% in the SIFY0004-V01 group and 5.9% in the SIF-Y0004 group(P > 0.999).The incidence of gastrointestinal perforation was 2.0%(1/50) in the SIF-Y0004-V01 group and 2.9%(1/34) in the SIF-Y0004 group(P > 0.999).CONCLUSION:SIF-Y0004-V01 is useful for ERCP inpatients with Roux-en-Y anastomosis and may reduce the time required to reach the blind end.Hiroshi Yamauchi Mitsuhiro Kida Kosuke Okuwaki Shiro Miyazawa Tomohisa Iwai Shuko Tokunaga Miyoko Takezawa Hiroshi Imaizumi Wasaburo Koizumi 2015World Journal of Gastroenterology2015,21,5:3
11Endoscopic treatment of biliary complications after right-lobe living-donor liver transplantation with duct-to-duct biliary anastomosis显示文摘Shujiro Yazumi Takanobu Yoshimoto Hiroshi Hisatsune Kazunori Hasegawa Masaya Kida Shinsuke Tada Yoshito Uenoyama Junichi Yamauchi Seiji Shio Mureo Kasahara Kohei Ogawa Hiroto Egawa Koichi Tanaka Tsutomu Chiba 2006Journal of Hepato-Biliary-Pancreatic Surgery2006,,6:2
12Impaired capsular polysaccharide is relevant to enhanced biofilm formation and lower virulence in Streptococcus pneumoniae显示文摘Liang Qin Yutaka Kida Yoshihiro Imamura Koichi Kuwano Hiroshi Watanabe 2013Journal of Infection and Chemotherapy2013,,2:1
13Protective immune response of chickens against Newcastle disease, induced by the intranasal vaccination with inactivated virus显示文摘Ayato Takada Hiroshi Kida 1996Veterinary Microbiology1996,50,:1
14Phylogenetic Analysis of Neuraminidase Gene of H9N2 Influenza Viruses Prevalent in Chickens in China during 1995–2002显示文摘Jin-Hua Liu Katsunori Okazaki Wei-Min Shi Qing-Min Wu Aaron Simanyengwe Mweene Hiroshi Kida 2003Virus Genes2003,,2:1
15Fauh current limiting system for 500-kV power systems 显示文摘JUNZO KIDA HIROSHI ARITA CHIHIRO FUKUI 1999Eleetrieal Engineering in Japan1999,127,1:1
16Expression of genes encoding type Ⅳ collagen-degrading metalloproteinases and tissue inhibitors of metalloproteinases in various human tumor cells显示文摘Hiroshi Sato Yuri Kida Masayoshi Mai 1992Oncogen1992,7,:1
17Camellia oil and its distillate fractions effectively inhibit the spontane- ous metastasis of mouse melanoma BIze cells显示文摘Miura Daisaku Kida Yoshishige Nojima Hiroshi 2007FEBS Let- ters2007,581,13:1
18Influenza A virus with defective M2 ion channel activity as a live vaccine显示文摘 Shinji Watanabe Hiroshi Kida 2002Virol2002,299,:1
19Bile Acid Receptor TGR5 Agonism Induces NO Production and Reduces Monocyte Adhesion in Vascular Endothelial Cells显示文摘Taiki Kida Yoshiki Tsubosaka Masatoshi Hori Hiroshi Ozaki Takahisa Murata 2013Arteriosclerosis, Thrombosis, and Vascular Biology2013,,7:1
20Characterization of Trichoderma polysporum from Spitsbergen, Svalbard archipelago, Norway, with species identity, pathogenicity to moss, and polygalacturonase activity显示文摘Yusuke Yamazaki Motoaki Tojo Tamotsu Hoshino Kenichi Kida Tatsuji Sakamoto Hideshi Ihara Isao Yumoto Anne Marte Tronsmo Hiroshi Kanda 2010Fungal Ecology2010,,1:1
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