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| 1 | Preoperative biliary drainage in patients with hilar cholangiocarcinoma undergoing major hepatectomy显示文摘AIM:To investigate the effect of preoperative biliary drainage(PBD)in jaundiced patients with hilar cholangiocarcinoma(HCCA)undergoing major liver resections.METHODS:An observational study was carried out by reviewing a prospectively maintained database of HCCA patients who underwent major liver resection for curative therapy from January 2002 to December 2012.Patients were divided into two groups based on whether PBD was performed:a drained group and an undrained group.Patient baseline characteristics,preoperative factors,perioperative and short-term postoperative outcomes were compared between the two groups.Risk factors for postoperative complications were also analyzed by logistic regression test with calculating OR and 95%CI.RESULTS:In total,78 jaundiced patients with HCCA underwent major liver resection:32 had PBD prior to operation while 46 did not have PBD.The two groups were comparable with respect to age,sex,body mass index and co-morbidities.Furthermore,there was no significant difference in the total bilirubin(TBIL)levels between the drained group and the undrained group at admission(294.2±135.7 vs 254.0±63.5,P=0.126).PBD significantly improved liver function,reducing not only the bilirubin levels but also other liver enzymes.The preoperative TBIL level was significantly lower in the drained group as compared to the undrained group(108.1±60.6 vs 265.7±69.1,P=0.000).The rate of overall postoperative complications(53.1%vs 58.7%,P=0.626),reoperation rate(6.3%vs 6.5%,P=1.000),postoperative hospital stay(16.5 vs 15.0,P=0.221)and mortality(9.4%vs 4.3%,P=0.673)were similar between the two groups.In addition,there was no significant difference in infectious complications(40.6%vs 23.9%,P=0.116)and noninfectious complications(31.3%vs 47.8%,P=0.143)between the two groups.Univariate and multivariate analyses revealed that preoperative TBIL>170μmol/L(OR=13.690,95%CI:1.275-147.028,P=0.031),Bismuth-Corlette classification(OR=0.013,95%CI:0.001-0.166,P=0.001)and extended liver resection(OR=14.010,95%CI:1.130-173.646,P=0.040)were independent risk factors for postoperative complications.CONCLUSION:Overall postoperative morbidity and mortality rates after major liver resection are not improved by PBD in HCCA patients with jaundice.Preoperative TBIL>170μmol/L,Bismuth-Corlette classification and extended liver resection are independent risk factors linked to postoperative complications. | Jun-Jie Xiong Quentin M Nunes Wei Huang Samir Pathak Ai-Lin Wei Chun-Lu Tan Xu-Bao Liu | 2013 | World Journal of Gastroenterology2013,19,46: | 33 |
| 2 | Roux-en-Y versus BillrothⅠreconstruction after distal gastrectomy for gastric cancer:A meta-analysis显示文摘AIM:To conduct a meta-analysis to compare Rouxen-Y(R-Y) gastrojejunostomy with gastroduodenal Billroth Ⅰ(B-Ⅰ) anastomosis after distal gastrectomy(DG) for gastric cancer.METHODS:A literature search was performed to identify studies comparing R-Y with B-Ⅰ after DG for gastric cancer from January 1990 to November 2012 in Medline,Embase,Science Citation Index Expanded and the Cochrane Central Register of Controlled Trials in The Cochrane Library.Pooled odds ratios(OR) or weighted mean differences(WMD) with 95%CI were calculated using either fixed or random effects model.Operative outcomes such as operation time,intraoperative blood loss and postoperative outcomes such as anastomotic leakage and stricture,bile reflux,remnant gastritis,reflux esophagitis,dumping symptoms,delayed gastric emptying and hospital stay were the main outcomes assessed.Meta-analyses were performed using RevMan 5.0 software(Cochrane library).RESULTS:Four randomized controlled trials(RCTs) and 9 non-randomized observational clinical studies(OCS) involving 478 and 1402 patients respectively were included.Meta-analysis of RCTs revealed that R-Y reconstruction was associated with a reduced bile reflux(OR 0.04,95%CI:0.01,0.14;P < 0.00 001) and remnant gastritis(OR 0.43,95%CI:0.28,0.66;P = 0.0001),however needing a longer operation time(WMD 40.02,95%CI:13.93,66.11;P = 0.003).Metaanalysis of OCS also revealed R-Y reconstruction had a lower incidence of bile reflux(OR 0.21,95%CI:0.08,0.54;P = 0.001),remnant gastritis(OR 0.18,95%CI:0.11,0.29;P < 0.00 001) and reflux esophagitis(OR 0.48,95%CI:0.26,0.89;P = 0.02).However,this reconstruction method was found to be associated with a longer operation time(WMD 31.30,95%CI:12.99,49.60;P = 0.0008).CONCLUSION:This systematic review point towards some clinical advantages that are rendered by R-Y compared to B-Ⅰ reconstruction post DG.However there is a need for further adequately powered,welldesigned RCTs comparing the same. | Jun-Jie Xiong Kiran Altaf Muhammad A Javed Quentin M Nunes Wei Huang Gang Mai Chun-Lu Tan Rajarshi Mukherjee Robert Sutton Wei-Ming Hu Xu-Bao Liu | 2013 | World Journal of Gastroenterology2013,19,7: | 33 |
| 3 | “VR+文化”背景下的中华古籍阅读与传统文化传播新路径研究显示文摘工业与信息化部提出要推进'VR+文化'重点产业的发展,推动现有的数字内容向虚拟现实内容移植。本文从'VR+文化'视角,探索利用虚拟现实技术推动现有古籍文本向虚拟现实内容转移的现实意义,归纳出'VR+古籍'推动古籍阅读与传统文化传播的6个显著改变,即阅读载体从二维向三维立体形式转变,阅读内容从文本形式向富媒体形式转变,读者人群从单一群体向多群体用户转变,传统文化知识获取路径从单一感官向多感官转变,阅读深度从对结构化古籍文本的理解向横纵联合的方向改变,读者对古籍内容的记忆由浅入深、加深加强。 | 张宁 Miguel Baptista Nunes 李俊炀 | 2019 | 图书馆建设2019,0,6: | 29 |
| 4 | Amino Acid Catabolism in Plants显示文摘氨基酸在植物有各种各样的突出的功能。除他们的用法以外在蛋白质生合成期间,他们也为几条另外的生合成小径代表积木并且在表明过程期间以及在植物压力反应起枢轴的作用。一般来说, 20 氨基酸的水池尺寸强烈不同并且动态地变化取决于植物房间的发展、生理的状态。除氨基酸生合成,它已经详细地被调查了以外,氨基酸的分解代谢具有为调整他们的水池尺寸的中央重要性,但是到目前为止画了少得多注意。氨基酸的降级能也在某些生理的条件下面实质地作出贡献到植物房间的精力状态,例如碳饥饿。在这评论,我们讨论氨基酸分解代谢的生物角色并且在植物房间生理学的上下文在氨基酸降级小径和他们的规定上总结当前的知识。 | Tatjana M. Hildebrandt Adriano Nunes Nesi Wagner L. Araujo Hans-Peter Braun | 2015 | Molecular Plant2015,8,11: | 28 |
| 5 | 面向中华古籍阅读推广与文化传播的VR系统模型构建与实现显示文摘[目的/意义]旨在借助VR媒介技术,克服或弱化普通读者在古籍阅读中存在的古籍获取不便和古汉语理解、专业知识、特定文化背景知识、阅读动力不足的问题,促进古籍阅读推广与文化传播。[方法/过程]利用文献调研方法分析梳理认知科学和教育技术领域相关理论,提出VR古籍系统设计原则与模型,基于单个案例分析,设计、开发、测试系统原型,最后利用实验方法以问卷方式收集评估数据,验证设计原则、模型的有用性。[结果/结论]研究成果包括VR古籍系统设计原则、VR古籍系统理论模型、首例VR古籍系统应用原型、VR古籍系统使用理论,可为后续从事VR古籍系统研究与设计的科研人员和设计人员借鉴使用。 | 张宁 Miguel Baptista Nunes 李俊炀 张伟波 | 2021 | 图书情报工作2021,65,13: | 23 |
| 6 | Profiling the ionome of rice and its use in discriminating geographical origins at the regional scale, China显示文摘Element profile was investigated for their use to trace the geographical origin of rice (Oryza sativa L.) samples. The concentrations of 13 elements (calcium (Ca), potassium (K), magnesium (Mg), phosphorus (P), boron (B), manganese (Mn), iron (Fe), nickel (Ni), copper (Cu), arsenic (As), selenium (Se), molybdenum (Mo), and cadmium (Cd)) were determined in the rice samples by inductively coupled plasma optical emission and mass spectrometry. Most of the essential elements for human health in rice were within normal ranges except for Mo and Se. Mo concentrations were twice as high as those in rice from Vietnam and Spain. Meanwhile, Se concentrations were three times lower in the whole province compared to the Chinese average level of 0.088 mg/kg. About 12% of the rice samples failed the Chinese national food safety standard of 0.2 mg/kg for Cd. Combined with the multi-elemental profile in rice, the principal component analysis (PCA), discriminant function analysis (DFA) and Fibonacci index analysis (FIA) were applied to discriminate geographical origins of the samples. Results indicated that the FIA method could achieve a more effective geographical origin classification compared with PCA and DFA, due to its efficiency in making the grouping even when the elemental variability was so high that PCA and DFA showed little discriminatory power. Furthermore, some elements were identified as the most powerful indicators of geographical origin: Ca, Ni, Fe and Cd. This suggests that the newly established methodology of FIA based on the ionome profile can be applied to determine the geographical origin of rice. | Gang Li Luis Nunes Yijie Wang Paul N. Williams Maozhong Zheng Qiufang Zhang Yongguan Zhu | 2013 | Journal of Environmental Sciences2013,25,1: | 17 |
| 7 | Prognostic angiogenic markers(endoglin, VEGF, CD31) and tumor cell proliferation(Ki67) for gastrointestinal stromal tumors显示文摘AIM: To evaluate the correlation between the immunoexpression of angiogenic markers [CD31, CD105 and vascular endothelial growth factor(VEGF)], proliferative index(Ki67), and prognosis of patients with gastrointestinal stromal tumors(GIST).METHODS: This is a retrospective study of 54 GIST cases. Medical records were searched to obtain the GIST patients' demographic and clinical data, and paraffin-embedded blocks of tumor samples were retrieved from the hospital archives to conduct a new immunohistochemical evaluation. The tumor samples of GIST patients were subject to immunohistochemical evaluation for endoglin(CD105), CD31, VEGF, and Ki67 expression. The CD105 and CD31 intratumoral microvascular density(IMVD) was measured using automated analysis. We determined the correlation between the immunoexpression of CD105, CD31, VEGF,Ki67 and prognosis. In addition, we conducted a cutoff analysis using the receiver-operating characteristic curve. VEGF positivity was classified as either null/weak or strong. Ki67 was evaluated using a cutoff of 5%positive cells. The prognosis was classified as good(patient alive without recurrence) or poor(patient with recurrence/death).RESULTS: The distribution of tumor sites among the54 analyzed samples was as follows: 27(50%) in the stomach, 20(37.1%) in the small intestine, 6(11.1%)in the colon, and 1(1.8%) in the esophagus. The size of the tumors ranged from 2 to 33 cm(median: 8cm); in 12 cases(22.2%), the tumor was below 5 cm at the largest diameter, but in 42 cases(77.7%), the tumor was larger than 5 cm. The means of CD105 and CD31 were significantly higher in the group with poor prognosis(P < 0.001). The cut-off values of CD105(>1.2%) and CD31(> 2.5%) in the receiver-operating characteristic curve were related to a poorer prognosis.Cases with a better prognosis showed significantly null/weak staining for VEGF(P < 0.001). Ki-67 expression of≥ 5% was strongly correlated with a worse prognosis(P< 0.001). In the multivariate analysis, CD105 was the variable that most strongly correlated with prognosis.CONCLUSION: The IMVD cutoff values for the angiogenic markers CD105 and CD31, may be prognostic factors for GIST, in addition to VEGF and Ki67. | Rodrigo Panno Basilio-de-Oliveira Vera Lucia Nunes Pannain | 2015 | World Journal of Gastroenterology2015,21,22: | 15 |
| 8 | Laparoscopic vs open total gastrectomy for gastric cancer:A meta-analysis显示文摘AIM:To conduct a meta-analysis comparing laparoscopic total gastrectomy(LTG)with open total gastrectomy(OTG)for the treatment of gastric cancer.METHODS:Major databases such as Medline(PubMed),Embase,Academic Search Premier(EBSCO),Science Citation Index Expanded and the Cochrane Central Register of Controlled Trials(CENTRAL)in The Cochrane Library were searched for studies comparing LTG and OTG from January 1994 to May 2013.Evaluated endpoints were operative,postoperative and oncological outcomes.Operative outcomes included operative time and intraoperative blood loss.Postoperative recovery included time to first fatus,time to first oral intake,hospital stay and analgesics use.Postoperative complications comprised morbidity,anastomotic leakage,anastomotic stenosis,ileus,bleeding,abdominal abscess,wound problems and mortality.Oncological outcomes included positive resection margins,number of retrieved lymph nodes,and proximal and distal resection margins.The pooled effect was calculated using either a fixed effects or a random effects model.RESULTS:Fifteen non-randomized comparative studies with 2022 patients were included(LTG-811,OTG-1211).Both groups had similar short-term oncological outcomes,analgesic use(WMD-0.09;95%CI:-2.39-2.20;P=0.94)and mortality(OR=0.74;95%CI:0.24-2.31;P=0.61).However,LTG was associated with a lower intraoperative blood loss(WMD-201.19 mL;95%CI:-296.50--105.87 mL;P<0.0001)and overall complication rate(OR=0.73;95%CI:0.57-0.92;P=0.009);fewer wound-related complications(OR=0.39;95%CI:0.21-0.72;P=0.002);a quicker recovery of gastrointestinal motility with shorter time to frst fatus(WMD-0.82;95%CI:-1.18--0.45;P<0.0001)and oral intake(WMD-1.30;95%CI:-1.84--0.75;P<0.00001);and a shorter hospital stay(WMD-3.55;95%CI:-5.13--1.96;P<0.0001),albeit with a longer operation time(WMD 48.25 min;95%CI:31.15-65.35;P<0.00001),as compared with OTG.CONCLUSION:LTG is safe and effective,and may offer some advantages over OTG in the treatment of gastric cancer. | Jun-Jie Xiong Quentin M Nunes Wei Huang Chun-Lu Tan Neng-Wen Ke Si-Ming Xie Xun Ran Hao Zhang Yong-Hua Chen Xu-Bao Liu | 2013 | World Journal of Gastroenterology2013,19,44: | 11 |
| 9 | 电子束增材制造医用钛合金三维多孔支架力学及生物功能研究进展(英文)显示文摘本文综述了电子束增材制造法(EBM)制备医用钛合金多孔支架植入物的工艺-结构-性能之间关系.传统加工多孔材料方法(如冷冻铸造及烧结法)制备的多孔植入器械由于很难匹配患病部位以及与人体组织在宏微观结构、力学和物理性能存在差异等因素受到很多限制.针对这一问题,EBM方法具有独特的优势.它可以利用患病部位的CT扫描成像或者CAD程序设计制备出复杂个性化多孔植入器械.本文概述了用于组织再生3D打印多孔支架的发展历程,主要包含两部分:第一部分介绍了EBM法制备的具有不同特征(设计、结构单元、加工参数、扫描速率、孔隙率及热处理)钛合金多孔支架的力学性能;第二部分介绍了多孔支架生物响应的改进优化以及表面改性对细胞-材料交互作用的研究进展.最后,本文还讨论了三维多孔钛合金支架的临床试验结果,并展望了其在生物医疗领域的应用前景. | Krishna Chaitanya Nune 李述军 R.Devesh Kumar Misra | 2018 | Science China Materials2018,61,4: | 11 |
| 10 | Familial aggregation in inflammatory bowel disease:Is it genes or environment?显示文摘Inflammatory bowel disease (IBD) develops in genetically susceptible individuals due to the influence of environmental factors, leading to an abnormal recognition of microbiota antigens by the innate immune system which triggers an exaggerated immune response and subsequent bowel tissue damage. IBD has been more frequently found in families, an observation that could be due to either genetic, environmental or both types of factors present in these families. In addition to expanding our knowledge on IBD pathogenesis, defining the specific contribution to familial IBD of each one of these factors might have also clinical usefulness. We review the available evidence on familial IBD pathogenesis. | Tiago Nunes Gionata Fiorino Silvio Danese Miquel Sans | 2011 | World Journal of Gastroenterology2011,17,22: | 9 |
| 11 | 面向智能资源发现服务的城市记忆资源元数据方案构建显示文摘由于缺乏完善的分类体系和用于描述城市记忆资源的元数据方案,城市记忆资源并未得到有效组织,导致对资源发现服务的支撑较弱。高效的资源发现服务需要对资源的内容进行深度揭示,本研究以智能资源发现服务为导向,以现有的元数据标准为基础,结合城市记忆资源的内容特征和主题特征,提出了城市记忆资源的分类方法以及以内容描述为核心的城市记忆资源元数据方案。并基于该元数据方案开发了城市记忆资源标注系统,以广州记忆为例,对现有资源进行了著录。研究发现依照本元数据方案对城市记忆资源进行标注可以实现对海量无序城市记忆资源的有序组织,提供按资源主题分类、时代特征、记忆主体等的检索方式,有助于对智能资源发现服务的支撑。 | 罗婷予 Miguel Baptista Nunes | 2021 | 图书馆建设2021,,5: | 8 |
| 12 | Meta-analysis of subtotal stomach-preserving pancreaticoduodenectomy vs pylorus preserving pancreaticoduodenectomy显示文摘AIM: To investigate the differences in outcome following pylorus preserving pancreaticoduodenectomy(PPPD) and subtotal stomach-preserving pancreaticoduodenectomy(SSPPD).METHODS: Major databases including Pub Med(Medline), EMBASE and Science Citation Index Expanded and the Cochrane Central Register of Controlled Trials(CENTRAL) in The Cochrane Library were searched for comparative studies between patients with PPPD and SSPPD published between January 1978 and July 2014. Studies were selected based on specific inclusion and exclusion criteria. The primary outcome was delayed gastric emptying(DGE). Secondary outcomes included operation time, intraoperative blood loss, pancreatic fistula, postoperative hemorrhage, intraabdominal abscess, wound infection, time to starting liquid diet, time to starting solid diet, period of nasogastric intubation, reinsertion of nasogastric tube, mortality and hospital stay. The pooled odds ratios(OR) or weighted mean difference(WMD) with 95% confidence intervals(95%CI) were calculated using either a fixed-effects or random-effects model. RESULTS: Eight comparative studies recruiting 650 patients were analyzed, which include two RCTs, one non-randomized prospective and 5 retrospective trial designs. Patients undergoing SSPPD experienced significantly lower rates of DGE(OR = 2.75; 95%CI: 1.75-4.30, P < 0.00001) and a shorter period of nasogastric intubation(OR = 2.68; 95%CI: 0.77-4.58,P < 0.00001), with a tendency towards shorter time to liquid(WMD = 2.97, 95%CI:-0.46-7.83; P = 0.09) and solid diets(WMD = 3.69, 95%CI:-0.46-7.83; P = 0.08) as well as shorter inpatient stay(WMD = 3.92, 95%CI:-0.37-8.22; P = 0.07), although these latter three did not reach statistical significance. PPPD, however, was associated with less intraoperative blood loss than SSPPD [WMD =-217.70, 95%CI:-429.77-(-5.63); P = 0.04]. There were no differences in other parameters between the two approaches, including operative time(WMD =-5.30, 95%CI:-43.44-32.84; P = 0.79), pancreatic fistula(OR = 0.91; 95%CI: 0.56-1.49; P = 0.70), postoperative hemorrhage(OR = 0.51; 95%CI: 0.15-1.74; P = 0.29), intraabdominal abscess(OR = 1.05; 95%CI: 0.54-2.05; P = 0.89), wound infection(OR = 0.88; 95%CI: 0.39-1.97; P = 0.75), reinsertion of nasogastric tube(OR = 1.90; 95%CI: 0.91-3.97; P = 0.09) and mortality(OR = 0.31; 95%CI: 0.05-2.01; P = 0.22).CONCLUSION: SSPPD may improve intraoperative and short-term postoperative outcomes compared to PPPD, especially DGE. However, these findings need to be further ascertained by well-designed randomized controlled trials. | Wei Huang Jun-Jie Xiong Mei-Hua Wan Peter Szatmary Shameena Bharucha Ilias Gomatos Quentin M Nunes Qing Xia Robert Sutton Xu-Bao Liu | 2015 | World Journal of Gastroenterology2015,21,20: | 8 |
| 13 | Concordance of non-invasive mechanical and serum tests for liver fibrosis evaluation in chronic hepatitis C显示文摘AIM To determine the sensitivity and specificity of liver stiffness measurement(LSM) and serum markers(SM) for liver fibrosis evaluation in chronic hepatitis C.METHODS Between 2012 and 2014,81 consecutive hepatitis C virus(HCV) patients had METAVIR score from liver biopsy compared with concurrent results from LSM [transient elastography(TE) [FibroS can~/ARFI technology(Virtual Touch~)] and SM [FIB-4/aspartate aminotransferase-toplatelet ratio index(APRI)].The diagnostic performance of these tests was assessed using receiver operating characteristic curves.The optimal cut-off levels of each test were chosen to define fibrosis stages F ≥ 2,F ≥ 3 and F = 4.The Kappa index set the concordance analysis.RESULTS Fifty point six percent were female and the median age was 51 years(30-78).Fifty-six patients(70%) weretreatment-na?ve.The optimal cut-off values for predicting F ≥ 2 stage fibrosis assessed by TE were 6.6 kP a,for acoustic radiation force impulse(ARFI) 1.22 m/s,for APRI 0.75 and for FIB-4 1.47.For F ≥ 3 TE was 8.9 kP a,ARFI was 1.48 m/s,APRI was 0.75,and FIB-4 was 2.For F = 4,TE was 12.2 kP a,ARFI was 1.77 m/s,APRI was 1.46,and FIB-4 was 3.91.The APRI could not distinguish between F2 and F3,P = 0.92.The negative predictive value for F = 4 for TE and ARFI was 100%.Kappa index values for F ≥ 3 METAVIR score for TE,ARFI and FIB-4 were 0.687,0.606 and 0.654,respectively.This demonstrates strong concordance between all three screening methods,and moderate to strong concordance between them and APRI(Kappa index = 0.507).CONCLUSION Given the costs and accessibility of LSM methods,and the similarity with the outcomes of SM,we suggest that FIB-4 as well as TE and ARFI may be useful indicators of the degree of liver fibrosis.This is of particular importance to developing countries. | Denise C Paranaguá-Vezozzo Adriana Andrade Daniel F C Mazo Vinicius Nunes Ana L Guedes Taisa G Ragazzo Renata Moutinho Lucas S Nacif Suzane K Ono Venancio A F Alves Flair J Carrilho | 2017 | World Journal of Hepatology2017,9,8: | 7 |
| 14 | 大气二氧化氮与每日总死亡率、心血管和呼吸系统疾病死亡率的短期关联:398个城市的多中心分析显示文摘目的:采用统一的分析方案,评估全球多个国家/地区的二氧化氮(NO_(2))与总死亡率、心血管和呼吸系统疾病死亡率之间的短期关联。研究设计:采用两阶段的时间序列分析方法、过度离散的广义线性模型和多水平meta分析。研究地点:22个低到高收入国家/地区的398个城市。主要结局指标:1973—2018年逐日总死亡人数(6280万人)、心血管疾病死亡人数(1970万人)和呼吸系统疾病死亡人数(550万人)。结果:平均而言,NO_(2)浓度在滞后1天(前1天)每增加10μg/m^(3),会导致总死亡率、心血管和呼吸系统疾病死亡率分别增加0.46%(95%可信区间0.36%~0.57%)、0.37%(0.22%~0.51%)、0.47%(0.21%~0.72%)。在对共污染物(PM_(10)、PM_(2.5)、臭氧、二氧化硫和一氧化碳)进行调整后,这些关联仍然很稳定。所有3种死因的暴露-反应曲线几乎是线性的,没有明显的阈值。在398个城市中,可归因于高过假定零水平的NO_(2)浓度造成的死亡比例为1.23%(95%可信区间0.96%~1.51%)。结论:这项多中心研究提供了关于NO_(2)短期暴露与总死亡率、心血管和呼吸系统死亡风险之间的独立和线性关联的关键证据,说明通过加强NO_(2)的控制和监管限制标准,可获得人群水平的健康收益。 | 孟夏 刘聪(校) 陈仁杰 郑湃(译) 阚海东(校) Francesco Sera Ana Vicedo-Cabrera Ai Milojevic Maria Guo Yuming Tong Shilu Micheline de Sousa Zanotti Stagliorio Coelh Paulo Hilario Nascimento Saldiva Eric Lavigne Patricia Matus Correa Nicolas Valdes Ortega Samuel Osorio Garcia Jan Kysely Ales Urban Hans Orru Marek Maasikmets Jouni J K Jaakkola Niilo Ryti Veronika Huber Alexandra Schneider Klea Katsouyanni Antonis Analitis Masahiro Hashizume Yasushi Honda Chris Fook Sheng Ng Baltazar Nunes João Paulo Teixeira Iulian Horia Holobaca Simona Fratianni Ho Kim Aurelio Tobias Carmeníniguez Bertil Forsberg ChristoferÅström Martina S Ragettli Yue-Liang Leon Guo Shih-Chun Pan Shanshan Li Michelle L Bell Antonella Zanobetti Joel Schwartz Tangchun Wu Antonio Gasparrini | 2021 | 英国医学杂志中文版2021,24,8: | 7 |
| 15 | Multiple Redox and Non-Redox Interactions Define 2-Cys Peroxiredoxin as a Regulatory Hub in the Chloroplast显示文摘在植物,高度丰富的 2 半胱氨酸 peroxiredoxin (2-CysPrx ) 与叶绿体被联系并且在保护光合作用包含了。这个工作在叶绿体探讨 2-CysPrx 的多重相互作用,它取决于它的氧化还原作用状态。抄本合作规定分析显示出一个强壮的连接到 peptidyl-prolyl-cis/trans isomerase Cyclophilin 20-3 (Cyp20-3 ) 和光合的仪器的另外的部件。在荧光回声精力转移的原物和 quantification 的合作表示(烦恼) 在 vivo 的效率与 Cyp20-3 以及 NADPH 依赖的 thioredoxin reductase C (NTRC ) 证实了 2-CysPrx 的蛋白质相互作用,当 thioredoxin x (Trxx ) 没形成能启用的建筑群时,烦恼。同样,变化在在 vitro 并且在 vivo 荧光灯地标记的 2-CysPrx 烦恼 2-CysPrx 的证明氧化还原作用依赖者动力学。Cyp20-3 到的增加一在里面有 2-CysPrx 的 vitro peroxidase 试金没穿上重要效果过氧化物减小。面对 NTRC,另外, Cyp20-3 的增加进一步没提高过氧化物减小。另外, 2-CysPrx 作为女伴工作了并且在热处理期间禁止了柠檬酸盐 synthase 的聚集。这项活动被 Cyp20-3 部分禁止。作为 decameric 2-CysPrx 的一个新相互作用搭挡, photosystem II 能在宪法以后在叶绿体分别以后并且在下拉试金被识别。在摘要,数据作为 thiol peroxidase 在它的角色以外与多样的函数在叶绿体作为氧化还原作用传感器,女伴,和管理者显示植物 2-CysPrx 的一个动态函数。 | Meenakumari Muthuramalingam Thorsten Seidel Miriam Laxa Susana M. Nunes de Miranda Florian Gartner Elke Stroher Andrea Kandlbinder Karl-Josef Dietz | 2009 | Molecular Plant2009,2,6: | 7 |
| 16 | Prophylactic intra-peritoneal drain placement following pancreaticoduodenectomy:A systematic review and metaanalysis显示文摘AIM:To conduct a meta-analysis comparing outcomes after pancreaticoduodenectomy(PD)with or without prophylactic drainage.METHODS:Relevant comparative randomized and nonrandomized studies were systemically searched based on specific inclusion and exclusion criteria.Postoperative outcomes were compared between patients with and those without routine drainage.Pooled odds ratios(OR)with 95%CI were calculated using either fixed effects or random effects models.RESULTS:One randomized controlled trial and four non-randomized comparative studies recruiting 1728patients were analyzed.Patients without prophylactic drainage after PD had significantly higher mortality(OR=2.32,95%CI:1.11-4.85;P=0.02),despite the fact that they were associated with fewer overall complications(OR=0.62,95%CI:0.48-0.82;P=0.00),major complications(OR=0.75,95%CI:0.60-0.93;P=0.01)and readmissions(OR=0.77,95%CI:0.60-0.98;P=0.04).There were no significant differences in the rates of pancreatic fistula,intraabdominal abscesses,postpancreatectomy hemorrhage,biliary fistula,delayed gastric emptying,reoperation or radiologic-guided drains between the two groups.CONCLUSION:Indiscriminate abandonment of intraabdominal drainage following PD is associated with greater mortality,but lower complication rates.Future randomized trials should compare routine vs selective drainage. | Yi-Chao Wang Peter Szatmary Jing-Qiang Zhu Jun-Jie Xiong Wei Huang Ilias Gomatos Quentin M Nunes Robert Sutton Xu-Bao Liu | 2015 | World Journal of Gastroenterology2015,21,8: | 7 |
| 17 | Enamel microabrasion: An overview of clinical and scientific considerations显示文摘Superficial stains and irregularities of the enamelare generally what prompt patients to seek dental intervention to improve their smile. These stains or defects may be due to hypoplasia, amelogenesis imperfecta, mineralized white spots, or fluorosis, for which enamel microabrasion is primarily indicated. Enamel microabrasion involves the use of acidic and abrasive agents, such as with 37% phosphoric acid and pumice or 6% hydrochloric acid and silica, applied to the altered enamel surface with mechanical pressure from a rubber cup coupled to a rotatory mandrel of a lowrotation micromotor. If necessary, this treatment can be safely combined with bleaching for better esthetic results. Recent studies show that microabrasion is a conservative treatment when the enamel wear is minimal and clinically imperceptible. The most important factor contributing to the success of enamel microabrasion is the depth of the defect, as deeper, opaque stains, such as those resulting from hypoplasia, cannot be resolved with microabrasion, and require a restorative approach. Surface enamel alterations that result from microabrasion, such as roughness and microhardness, are easily restored by saliva. Clinical studies support the efficacy and longevity of this safe and minimally invasive treatment. The present article presents the clinical and scientific aspects concerning the microabrasion technique, and discusses the indications for and effects of the treatment, including recent works describing microscopic and clinical evaluations. | Núbia Inocencya Pavesi Pini Daniel Sundfeld-Neto Flavio Henrique Baggio Aguiar Renato Herman Sundfeld Luis Roberto Marcondes Martins José Roberto Lovadino Débora Alves Nunes Leite Lima | 2015 | World Journal of Clinical Cases2015,3,1: | 6 |
| 18 | Role of endoscopic retrograde cholangiopancreatography inthe management of benign biliary strictures:What's new?显示文摘Benign biliary strictures comprise a heterogeneous group of diseases. The most common strictures amenable to endoscopic treatment are post-cholecystectomy, post-liver transplantation, related to primary sclerosing cholangitis and to chronic pancreatitis. Endoscopic treatment of benign biliary strictures is widely used as first line therapy, since it is effective, safe, noninvasive and repeatable. Endoscopic techniques currently used are dilation, multiple plastic stents insertion and fully covered self-expandable metal stents. The main indication for dilation alone is primary sclerosing cholangitis related strictures. In the vast majority of the remaining cases, temporary placement of multiple plastic stents with/without dilation is considered the treatment of choice. Although this approach is effective, it requires multiple endoscopic sessions due to the short duration of stent patency. Fully covered self-expandable metal stents appear as a good alternative to plastic stents, since they have an increased radial diameter, longer stent patency, easier insertion technique and similar efficacy. Recent advances in endoscopic technique and various devices have allowed successful treatment in most cases. The development of novel endoscopic techniques and devices is still ongoing. | Rosa Ferreira Rui Loureiro Nuno Nunes António Alberto Santos Rui Maio Marília Cravo Maria AntóniaDuarte | 2016 | World Journal of Gastrointestinal Endoscopy2016,8,4: | 6 |
| 19 | Therapeutic potential of periodontal ligament stem cells显示文摘Inflammatory periodontal disease known as periodontitis is one of the most common conditions that affect human teeth and often leads to tooth loss.Due to the complexity of the periodontium,which is composed of several tissues,its regeneration and subsequent return to a homeostatic state is challenging with the therapies currently available.Cellular therapy is increasingly becoming an alternative in regenerative medicine/dentistry,especially therapies using mesenchymal stem cells,as they can be isolated from a myriad of tissues.Periodontal ligament stem cells(PDLSCs)are probably the most adequate to be used as a cell source with the aim of regenerating the periodontium.Biological insights have also highlighted PDLSCs as promising immunomodulator agents.In this review,we explore the state of knowledge regarding the properties of PDLSCs,as well as their therapeutic potential,describing current and future clinical applications based on tissue engineering techniques. | Aline Queiroz Emmanuel Albuquerque-Souza Leticia Miquelitto Gasparoni Bruno Nunes de França Cibele Pelissari Marília Trierveiler Marinella Holzhausen | 2021 | World Journal of Stem Cells2021,13,6: | 5 |
| 20 | Fluid and electrolyte overload in critically ill patients: An overview显示文摘Fluids are considered the cornerstone of therapy for many shock states, particularly states that are associated with relative or absolute hypovolemia. Fluids are also commonly used for many other purposes, such as renalprotection from endogenous and exogenous substances, for the safe dilution of medications and as 'maintenance' fluids. However, a large amount of evidence from the last decade has shown that fluids can have deleterious effects on several organ functions, both from excessive amounts of fluids and from their non-physiological electrolyte composition. Additionally, fluid prescription is more common in patients with systemic inflammatory response syndrome whose kidneys may have impaired mechanisms of electrolyte and free water excretion. These processes have been studied as separate entities(hypernatremia, hyperchloremic acidosis and progressive fluid accumulation) leading to worse outcomes in many clinical scenarios, including but not limited to acute kidney injury, worsening respiratory function, higher mortality and higher hospital and intensive care unit lengthof-stays. In this review, we synthesize this evidence and describe this phenomenon as fluid and electrolyte overload with potentially deleterious effects. Finally, we propose a strategy to safely use fluids and thereafter wean patients from fluids, along with other caveats to be considered when dealing with fluids in the intensive care unit. | Bruno Adler Maccagnan Pinheiro Besen André Luiz Nunes Gobatto Lívia Maria Garcia Melro Alexandre Toledo Maciel Marcelo Park | 2015 | World Journal of Critical Care Medicine2015,4,2: | 5 |