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| 1 | Correlation and prognostic significance of beta-galactoside alpha-2,6-sialyltransferase and serum monosialylated alpha-fetoprotein in hepatocellular carcinoma显示文摘AIM: To investigate the correlation between tissue ST6Gal I and serum msAFP in HCC patients, and to investigate their prognostic significance.METHODS: Preoperative sera,paired tumorous and non-tumorous tissues were collected from 19 consecutive patients who had undergone surgical resection of HCC.ST6Gal T activities in the tissues were measured by an in vitro microsomal enzyme activity assay. The percentages of tumor-specific msAFP in the sera were also estimated by an isoelectric focusing-immunoblotting assay.RESULTS: The tumor ST6Gal I activity was negatively correlated with serum msAFP percentage (r = -0.53,P = 0.019). Both decreased tumor ST6Gal I activity andincreased serum msAFP percentage were associatedwith poor tumor cell differentiation. Univariate analyses showed that both decreased tumor ST6Gal T activity (P = 0.028), increased serum msAFP percentage (P = 0.034) and poor tumor cell differentiation (P = 0.031)were associated with shorter overall survival. Multivariate analysis using the Cox regression model showed that the preoperative serum msAFP percentage (P = 0.022)and tumor cell differentiation status (P = 0.048) were independent prognostic indicators for patient overall survival.CONCLUSION: Our results indicate that the presence of msAFP in blood circulation is associated with a decreased activity of ST6Gal I activity in HCC. Both tissue ST6Gal I and serum msAFP are potential prognostic markers for patients with operable HCC. | Terence CW Poon Clarissa HS Chiu Paul BS Lai Tony SK Mok Benny Zee Anthony TC Chan Joseph JY Sung Philip J Johnson | 2005 | World Journal of Gastroenterology2005,11,42: | 4 |
| 2 | Recurrence of ron neoplasmic thymus afeer thymectomy for myastnenia gravis显示文摘 | Joseph Bs | 1973 | Neurology1973,23,2: | 1 |
| 3 | Esophageal manometry in 95 healthy adult volunteers显示文摘 | Dr. Joel E. Richter MD Wallace C. Wu MB BS Doree N. Johns BS John N. Blackwell MRCP Joseph L. Nelson MD June A. Castell MS Donald O. Castell MD | 1987 | Digestive Diseases and Sciences1987,,6: | 1 |
| 4 | Bisphosphonate associated Osteonecrosis of the jaws显示文摘 | Michael R Markiewicz BS Joseph E | 2005 | Am Dent Assoc2005,12,: | 1 |
| 5 | Indications for surgery in patients with localized pulmonary infection显示文摘 | Robert t EM Joseph BS | 2012 | Journal of Thoracic Surger y Clinics2012,22,3: | 1 |
| 6 | Evaluation of an intensive strategy for follow-up and surveillance of primary breast cancer显示文摘 | Emmanuella Joseph MD Micheline Hyacinthe MD Gary H. Lyman MD MPH Carl Busch PAC LaTara Demps BS Douglas S. Reintgen MD Charles E. Cox MD | 1998 | Annals of Surgical Oncology1998,,6: | 1 |
| 7 | Analysis of the functional integrity of cryopreserved human liver cells including xenografting in immunodeficient mice to address suitability for clinical applications显示文摘 | Cho JJ Joseph B Sappal BS | 2004 | Liver Int2004,24,4: | 1 |
| 8 | Indications for surgery in patients with localized pulmonary infection显示文摘 | Rober t EM Joseph BS | 2012 | Thoracic Surgery Clinics2012,22,3: | 1 |
| 9 | Automated infant hearing screening using the ABR:development and validation显示文摘 | HERRMANN BS THORNTON AR JOSEPH JM | 1995 | American Journal of Auditory1995,4,: | 1 |
| 10 | Esophageal manometry in 95 healthy adult volunteers显示文摘 | Dr. Joel E. Richter MD Wallace C. Wu MB BS Doree N. Johns BS John N. Blackwell MRCP Joseph L. Nelson MD June A. Castell MS Donald O. Castell MD | 1987 | Digestive Diseases and Sciences1987,,6: | 1 |
| 11 | Rupture of the subscapularis tendon after shoulder arthroplasty: diagnosis, treatment, and outcome显示文摘 | Miller BS Joseph TA Noonan TJ | 2005 | J Shoulder Elbow Surg2005,14,5: | 1 |
| 12 | The Affectometer 2: a measure of positive mental health in UK populations 显示文摘 | Tennant R Joseph S Stewart BS | 2007 | Qual Life Res2007,16,4: | 1 |
| 13 | Effect of a static magnetic field on orthodontic tooth movement in the rat显示文摘 | Tenqku BS Joseph BK Harbrow D | 2000 | Eur J Orthod2000,22,5: | 1 |
| 14 | Indications for Surgery in Patients with Localized Pulmonary Infection显示文摘 | Robert EM Joseph BS | 2012 | Thoracic Surgery Clinics2012,22,3: | 1 |
| 15 | 通过分布式人工智能实现CT结肠成像的计算机辅助慢性息肉辨识显示文摘目的通过计算机辅助诊断技术(CAD),利用分布式人工智能进行CT结肠成像的病理诊断。材料与方法本研究经人体实验保护局(OfficeofHumanSubjectsResearch)批准。研究内容中涉及健康保险流通与责任法案(HIPAA)的患者知情同意要求并未报批。CT数据采集于24名患有至少一块6mm息肉的病人,相关图样的分析通过计算机辅助诊断(CAD)软件完成,共鉴别268处疑似病灶。每处疑似病灶均由20名来自同一众包平台的知识工作者(KnowledgeWorkers,KWs)判断是否是息肉。为了检验本方法的可重复性,共228名知识工作者参与了两轮病灶鉴别工作。本文中,通过比较知识工作者和CAD软件分析结果的受试者工作特征曲线覆盖面积(AUC)来评价本方法的效果。结果知识工作者的检测水平AUC结果为:第1轮0.845±0.045(标准差),第2轮0.855±0.044。计算机辅助诊断软件(CAD)分析结果的AUC为0.859±0.043,两种方法之间并没有显著区别。根据病灶判断难度分析,容易的诊断中知识工作者表现更佳:第1轮AUC为0.951±0.032,第2轮0.966±0.027(P=0.039),CAD的AUC为0.877±0.048。对于两轮检验都参加的知识工作者而言,第2轮的诊断结果有显著的提升:第1轮AUC为0.759±0.052,第2轮为0.839±0.046(P=0.041)。结论在慢性息肉的诊断方面,分布式人工智能和计算机辅助诊断(CAD)技术的结果之间并无显著差异。 | Tan B. Nguyen, BS Shijun Wang, PhD VishalAnugu,BA NatalieRose Matthew McKenna, BS Nicholas Petrick, PhD Joseph E. Bums, MD, PhD Ronald M. Summers, MD, PhD | 2012 | 中国医疗设备2012,27,6: | 1 |
| 16 | 在麻醉致意识消失期间丙泊酚和乙托咪酯对大脑皮质、丘脑及网状结构神经元的抑制作用显示文摘背景麻醉致意识消失的作用位点仍不清楚。可能的位点包括大脑皮质、丘脑和网状结构。我们研究了丙泊酚和乙托咪酯对正常动物皮质、丘脑及网状结构神经元功能的影响。方法对5只猫在麻醉状态下放置记录套管和脑电波螺丝钉电极。经过5天恢复期之后,每周重复检查3~4次。在给予丙泊酚或乙托咪酯注射之前、注射期间和注射之后记录大脑皮质(7、18和19区)、丘脑(腹后外侧核、腹后内侧核和内侧膝状体)及网状结构(中脑网状核群和中央被盖区)单个神经元的电活动。皮质神经元的动作电位按脉冲神经元和快速放电神经元分别进行分析。结果丙泊酚和乙托咪酯使皮质神经元自发放电频率降低37%-41%。两种麻醉剂对脉冲神经元和快速放电神经元的作用相似。丙泊酚和乙托咪酯亦使丘脑和网状结构神经元放电频率减低30%~49%。麻醉剂输注期间皮质、丘脑及网状结构脑电图表现相似,均从低幅高频快波变为高幅低频慢波;功率峰值发生于丙泊酚输注期间,频率为12~13Hz。乙托咪酯麻醉期间有2个大的峰值:一个频率为12—14Hz,另一个为7~8Hz。检测过程中猫处于深度镇静状态,瞬目反射和动须反射消失而伤害性刺激}】起的退缩反应保存。结论数据资料显示丙泊酚和乙托咪酯抑制大脑皮质、丘脑及网状结构神经元的作用相似。尽管麻醉剂对神经元电活动的抑制作用可能是麻醉剂致意识消失的潜在机制,但仍需进一步研究阐明上述位点的麻醉剂效应如何相互影响而终致意识消失。 | Jason Andrada, MS Preetha Livingston, BS Bong Jae Lee, MD, PhD Joseph Antognini, MD, MBA 谢珺田(译) 宋文阁(校) | 2013 | 麻醉与镇痛2013,,6: | 0 |
| 17 | 儿童手术室外诊疗操作丙泊酚镇静/麻醉引起不良反应的性质和发生率:来自儿童镇静研究协会的报道显示文摘目的通过分析由一大批儿科专家提供的儿童接受手术室外镇静或麻醉的前瞻性数据资料,来描述丙泊酚镇静或麻醉引起不良反应的性质和发生率。方法数据搜集由儿童镇静研究协会完成,此协会是致力于提高儿童镇静、麻醉水平的国际性合作机构。前瞻性选取在临床操作时需辅助镇静或麻醉的患儿。初步准入标准为需要某种形式的镇静或麻醉来完成手术室外诊疗操作的患儿,没有排除标准。采用以网络为基础的数据收集工具,采集的资料有:人口统计学资料、原发病、并存疾病、临床操作、使用药物、操作时间和苏醒时间、药物剂量、麻醉结果、气道干预和不良反应。本研究评价所有使用丙泊酚作为主要镇静或麻醉药物的病例。结果在研究期间2004年7月1日至2007年9月1日,共有37家机构提供了49836例丙泊酚镇静或麻醉的病例。无一例死亡,其中心肺复苏2次,镇静或麻醉中误吸发生了4次。非严重事件中血氧饱和度低于90%持续超过30秒发生较多(每10000例发生154次)。中枢性窒息或气道梗阻每10000例中发生575次,喘鸣、喉痉挛、分泌物增多和呕吐发生率分别为每10000例50、96、341和49次。意外住院者为每10000例中7.1次。一项未经调整的分析显示,麻醉医师和其他医务人员相比,肺部不良反应的发生率不存在差别。结论本研究报道了儿童手术室外诊疗操作辅助丙泊酚镇静或麻醉的大量病例。搜集到的数据显示,在一些可以提供高质量镇静/麻醉服务的机构中,采用丙泊酚镇静或麻醉难免出现严重不良反应。但这一临床操作的安全性取决于整个系统处理非严重并发症的能力。因此,本研究揭示了培训和认证丙泊酚镇静或麻醉实施者的影响因素,以及提高此药物临床应用安全性所需的相关团队的特征。 | Joseph P. Cravero, MD Michael L. Beach, MD George T. Blike, MD Susan M.Gallagher,BS James H. Hertzog, MD Pediatric Sedation Research Consortium 金朝(译) 陈莹莹(译) 王焱林(校) | 2010 | 麻醉与镇痛2010,,2: | 0 |
| 18 | 丙泊酚通过脊髓腹根GABA通路产生制动作用显示文摘背景我们探讨了丙泊酚和异氟烷对脊髓神经元感受伤害性刺激的作用。方法我们检测了丙泊酚(1个ED50)和异氟烷(1个MAC)麻醉前和麻醉中的去大脑大鼠腰髓背根(〈1200txm)和腹根(〉1200μm)神经元对伤害性刺激的反应。在记录腹根神经元时,我们输注木防己苦毒素以验证异氟烷和丙泊酚对GABA。受体的作用是否不同。我们也研究了去大脑是否影响丙泊酚产生制动作用所需剂量。结果去大脑没有影响丙泊酚的用量。非去大脑大鼠和去大脑大鼠的丙泊酚ED50值分别是497±58μg·k^-1·min^-1和420±65μg·k^-1·min^-1(P〉0.05),所对应的血清丙泊酚浓度分别为8.1±1.1μg/ml和7.3±1.1μg/ml(P〉0.05)。丙泊酚不能显著抑制背根神经元反应,但异氟烷能抑制此反应至对照组的56%(P〈0.05)。与对照组相比,丙泊酚能抑制腹根神经元反应的47%,而异氟烷能抑制20%。木防己苦毒素能显著逆转丙泊酚对腹根神经元反应的抑制作用(对照组的79%,差异无显著性)。异氟烷对腹根神经元的制动作用不受木防己苦毒素的影响(对照组的26%)。结论丙泊酚作用于脊髓产生制动作用。这种抑制反应发生于腹根,主要通过GABA。受体介导。异氟烷也作用于腹根GABA。受体神经元;但其作用不是太弱就是被其他作用掩盖。 | Gudrun Kungys, MD JongBun Kim, MD, PhD Steven L. Jinks, MD Richard J. Atherley, BS Joseph F. Antognini, MD 饶竹青(译) 高梅(译) 钱燕宁(校) | 2010 | 麻醉与镇痛2010,,5: | 0 |