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| 1 | 利用AFLP进行“甘蔗属复合体”系统演化和亲缘关系研究显示文摘采用AFLP分子标记技术,对“甘蔗属复合体”中4个属16个种的6 9份来自中国和澳大利亚的甘蔗种质资源材料进行系统演化和亲缘关系分析。2对AFLP引物共检测到173个标记,其中172个为多态标记,多态率达99 4 % ;通过计算Jaccard相似性系数,用UPGMA和PCA法构建了分子系统树和效应图。结果表明:(1)属间亲缘关系中,甘蔗属与芒属较近,与河八王属和蔗茅属较远,而河八王属与蔗茅属较近;(2 )甘蔗属内,细茎野生种与其他种关系较远,其中,栽培品种与热带种关系较近,中国种和印度种关系较近,而大茎野生种自聚为一族,与上述4种分离;(3)蔗茅属内,除蔗茅种和滇蔗茅种外,无论是中国斑茅(云南、海南)还是印度尼西亚斑茅,都与蔗茅属其他种聚在一起,其中与E procerus的关系最近,与E bengalense和E sarpet种次之;由斑茅与这3个种构成的群体与由E elephantinus和E ravennae构成的群体相对分离,形成了明显的2个组群。再次表明斑茅应列入蔗茅属,建议我国甘蔗学者采纳国外分类命名(E arundinaceus) ,以能更好地开展斑茅的研究和杂交育种利用并与国际接轨;(4)蔗茅和滇蔗茅均没有聚类到蔗茅属类群中,而分别独立位于系统树2大枝系上。蔗茅与甘蔗属亲缘关系较近,与芒属亲缘关系次之,与蔗茅属和河八王属关系较远;滇蔗茅与河八王属亲缘关系? | 蔡青 范源洪 Aitken K Piperidis G McIntyre C L Jackson P | 2005 | 作物学报2005,31,5: | 33 |
| 2 | 最新AD研究用诊断标准:IWG-2标准显示文摘在过去的8年中,国际工作组织(IWG)和美国国立老化研究院-阿尔茨海默协会(NIA-AA)建立了阿尔茨海默病(AD)诊断标准,它能更好地定义AD的临床表型,整合了生物标记物于诊断流程中,并覆盖了疾病的全程。本意见书充分地权衡了IWG标准的优缺点,建议改进诊断框架。依据这些改进,AD的诊断变得简单,只要有恰当的AD临床表型(典型或不典型)和与AD的病理相一致的病理生理学生物标志物出现。我们认为疾病的下游的定位性生物标志,如容积性磁共振成像(MRI)和氟脱氧葡萄糖-正电子发射型计算机断层成像(FDG-PET)等,适合更好地测量和监测疾病过程。本文还详述了非典型性AD、混合性AD和AD临床前期的特异诊断标准。 | 陈刚 曹雯炜 俞羚 糜建华 Dubois B Feldman HH Jacova C Hampel H Molinuevo JL Blennow K DeK osky ST Gauthier S Selkoe D Bateman R Cappa S Crutch S Engelborghs S Frisoni GB Fox NC Galasko D Habert MO Jicha GA Nordberg A Pasquier F Rabinovici G Robert P Rowe C Salloway S Sarazin M Epelbaum S de Souza LC Vellas B Visser PJ Schneider L Stern Y Scheltens P Cummings JL | 2014 | 神经病学与神经康复学杂志2014,11,3: | 31 |
| 3 | 尿钠排泄、血压、心血管病与死亡率的关系:社区前瞻性流行病学队列研究显示文摘WHO建议人群钠摄人<2 g/d作为预防心血管病的措施之一,但这一目标在任何国家都没有实现。该建议主要基于短期血压试验的个体水平数据,没有来自随机试验或观察性研究的关于低钠摄入与降低心血管事件的数据。前瞻性城市农村流行病学研究目前正在21个国家进行。该文对其中18个国家的数据进行分析,其中包含了临床结果数据。 | Mente A O'Donnell M Rangarajan S McQueen M Dagenais G Wielgosz A Lear S Ah STL Wei L Diaz R Avezum A Lopez-Jaramillo P Lanas F Mony P Szuba A Iqbal R Yusuf R Mohammadifard N Khatib R Yusoff K Ismail N Gulec S Rosengren A Yusufali A Kruger L Tsolekile LP Chifamba J Dans A Alhabib KF Yeates K Teo K Yusuf S 刘莉 叶鹏 | 2018 | 中华高血压杂志2018,26,12: | 29 |
| 4 | 急性缺血性卒中的血管内治疗:神经介入外科学学会实践标准委员会的报告显示文摘目的总结采用血管内技术治疗急性缺血性卒中的有关证据并等级分类。方法对美国心脏协会(American Heart Association,AHA)以前发表的推荐意见进行审查并作为当前流程的基础。在此这基础上,进行系统的文献回顾以评估支持急性缺血性卒中血管内治疗的证据。根据AHA卒中委员会和牛津大学循证医学中心提出的循证医学证据分级指南进行评估。对操作安全性、技术效果以及对临床转归的影响进行特别审核。 | K A Blackham P M Meyers T A Abruzzo F C Alberquerque D Fiorella J Fraser D Frei C D Gandhi D V Heck J A Hirsch D P Hsu M Jayaraman S Narayanan C Prestigiacomo J L Sunshine 包元飞(译) 李永坤(译) 刘新峰(译) | 2012 | 国际脑血管病杂志2012,20,12: | 28 |
| 5 | 血管内超声去肾交感神经术治疗高血压:一项多中心,国际,单盲,随机,假手术对照试验显示文摘早期研究表明,基于射频的去肾交感神经术可降低中度高血压患者的血压。研究者研究了在没有使用抗高血压药物的情况下,使用血管内超声去。肾交感神经术是否会降低高血压患者的动态血压。 | 刘青 叶鹏 Azizi M Schmieder RE Mahfoud F Weber MA Daemen J Davies J Basile J Kirtane AJ Wang Y Lobo MD Saxena M Feyz L Rader F Lurz P Sayer J Sapoval M Levy T Sanghvi K Abraham J Sharp ASP Fisher NDL Bloch MJ Reeve-Stoffer H Coleman L Mullin C Mauri L | 2018 | 中华高血压杂志2018,26,10: | 27 |
| 6 | Langerin在Langerhans细胞组织细胞增生症和非Langerhans细胞组织细胞性疾病中的表达显示文摘 | Lan S K Chu P G Weiss L M 黄文斌(摘译) | 2008 | 临床与实验病理学杂志2008,24,5: | 23 |
| 7 | 在血压控制不良的高血压患者中使用数字化干预的家庭和在线血压管理:随机对照试验显示文摘HOME BP试验(The home and online management and evaluation of blood pressure)的目的是评估在初级预防中结合自我监测和自我管理的数字化干预在高血压管理中的作用。研究者纳入英国76个治疗中心经过治疗但血压控制不好(>140/90 mm Hg, 1 mm Hg=0.133 kPa)并能上网的患者622例,进行自动确定主要终点的公开随机对照试验。 | McMa-nus RJ Little P Stuart B Morton K Raftery J Kelly J Bradbury K Zhang J Zhu S Murray E May CR Mair FS Michie S Smith P Band R Ogburn E AllenJ Rice C Nut-tall J Williams B Yardley L 陈嘉睿(译) 叶鹏(审校) | 2021 | 中华高血压杂志2021,29,5: | 15 |
| 8 | 木薯产品营养成分的分析与比较研究显示文摘本试验对3种木薯产品及玉米对照样品的主要营养成分包括粗蛋白质、粗脂肪、粗纤维、粗灰分、无氮浸出物、总淀粉、支链淀粉、直链淀粉、氨基酸、非淀粉多糖、矿物质的含量及其体外干物质和淀粉消化率、淀粉颗粒特征等指标进行了比较研究。结果表明,与玉米对照相比,木薯产品粗蛋白质和氨基酸含量较低,蛋白质品质低劣;木薯粒粗脂肪、粗纤维、粗灰分含量均显著高于玉米(P<0.05);木薯渣无氮浸出物含量显著低于木薯干(P<0.05),而粗灰分和粗纤维含量均显著高于木薯干和玉米(P<0.05);木薯干和木薯粒的总淀粉含量与玉米相当,但直链淀粉/支链淀粉比值显著低于玉米(P<0.05),木薯渣中抗性淀粉含量显著高于其他木薯产品和玉米对照(P<0.05),玉米淀粉粒形态为不规则多面体,而木薯淀粉粒形态似球形;木薯产品中钙、钾、铁和锰的含量均显著高于玉米(P<0.05),而磷和锌的含量均显著低于玉米(P<0.05);玉米中可溶性非淀粉多糖(SNSP)含量显著低于3种木薯产品,且木薯渣中SNSP含量显著高于木薯干和木薯粒(P<0.05);木薯渣中不溶性非淀粉多糖含量显著高于木薯干和木薯粒(P<0.05),且其不溶性半乳糖的含量显著高于其他木薯产品及玉米(P<0.05);木薯粒干物质和淀粉消化率均显著高于木薯干、木薯渣和玉米(P<0.05),木薯渣干物质和淀粉消化率均显著低于玉米和木薯干(P<0.05)。本研究结果对木薯产品在饲料中的应用有一定的指导意义。 | 唐德富 Iji P Choct M 汝应俊 宋淑玉 Clarke K L | 2014 | 中国畜牧兽医2014,41,9: | 15 |
| 9 | Dietary factors and smoking as risk factors for PD in a rural population in China: a nested case-control study显示文摘 | Ma L Zhang L Gao XH Chen W Wu YP Wang Y Li XF Como P Kieburtz K Qiao YL | 2006 | 中国生物学文摘2006,20,8: | 13 |
| 10 | 孕前血压及其到妊娠早期的变化:先兆子痫和妊娠期高血压的早期危险因素显示文摘先兆子痫和妊娠期高血压是常见的妊娠并发症,与母婴发病率显著相关。尽管对怀孕期间的危险因素进行了广泛的研究,但大多数患妊娠期高血压疾病的妇女并不被认为是高风险的,预防措施仍不清楚。研究者评估了妊娠前的血压及其到妊娠早期的变化,将其作为妊娠高血压疾病发展新的危险标志。 | 刘青(译) 刘莉(摘/审校) Nobles CJ Mendola P Mumford SL Silver RM Kim K Andriessen VC Connell M Sjaarda L Perkins NJ Schisterman EF | 2020 | 中华高血压杂志2020,28,12: | 12 |
| 11 | 消毒副产物三氯甲烷与膀胱癌的关系显示文摘氯化消毒(chlorination)是饮用水加工过程中使用最广泛的消毒方式。然而,氯化消毒过程中可产生对健康有害的物质一消毒副产物(disinfection byproducs,DBPs)。消毒副产物主要包括三卤甲烷(trihalomethanes,THMs)、卤代乙酸(haloacefic acids,HAAs)、卤代乙腈(haloaceton itriles,HAN)等。毒理学研究显示DBPs具有遗传毒性、致突变性、细胞毒性、生殖发育毒性和致癌性。膀胱癌是指发生在膀胱黏膜上的恶性肿瘤。 | 李园园 Beane Freeman L E Cantor K P Baris D | 2017 | 环境卫生学杂志2017,7,5: | 10 |
| 12 | 阿特拉津降解菌株Alcalegenes sp.SG1的分离鉴定和降解特性研究显示文摘用富集培养法,从农药厂的工业废水中分离到降解除草剂阿特拉津的SG1菌株,经16S rRNA基因序列分析,该菌株被鉴定为产碱杆菌(Alcalegenes sp.).Alcalegenes sp.SG1能以葡萄糖、果糖、蔗糖、麦芽糖、丙酮酸钠或柠檬酸钠为碳源,以阿特拉津为唯一氮源生长,将阿特拉津完全矿化.PCR分析表明,SG1菌株含有阿特拉津降解基因atzA、atzB、atzC和trzD.生物降解实验表明,与模式菌株Pseudomonas sp.ADP不同,额外加入氮源NH_4Cl或KNO_3,并不影响SG1菌株对阿特拉津的降解,30℃震荡培养16 h后阿特拉津降解率在98%以上,这一特性使其成为应用于阿特拉津污染土壤生物修复的优良候选菌株. | 李清艳 Boundy-Mills K L Sadowsky M J Wackett L P 蔡宝立 | 2010 | 南开大学学报(自然科学版)2010,43,3: | 9 |
| 13 | 膳食中钠(盐)与血压的关系及其他膳食因素可能的调节作用显示文摘现有资料表明,膳食钠(盐)与血压直接相关。以往大多数研究结果来自缺乏膳食数据的研究;因此,这种钠-血压关系是否受其他膳食因素调节尚不清楚。国际宏量/微量营养素和血压研究(international study on macro/micronutrients and blood pressure,INTERMAP)结果显示,在控制多种非膳食因素情况下,年龄40~59岁的男性和女性4680人(中国、日本、英国和美国的17个人口样本)的血压与24h尿钠排泄和尿钠/钾直接相关。 | 刘莉 叶鹏 Stamler J Chan Q Daviglus ML Dyer AR Van Horn L Garside DB Miura K Wu Y Ueshima H Zhao L Elliott P INTERMAP Research Group | 2018 | 中华高血压杂志2018,26,4: | 8 |
| 14 | Cartilage oligomeric matrix protein: A novel non-invasive marker for assessing cirrhosis and risk of hepatocellular carcinoma显示文摘AIM: To assess serum cartilage oligomeric matrix protein(COMP) as a marker of cirrhosis and risk of progression to hepatocellular carcinoma(HCC). METHODS: A COMP enzyme-linked immunosorbentassay was used to test 187 patients with chronic liver diseases at the time point of first evaluation. The selected patients included 72 with chronic hepatitis B infection, 75 with chronic hepatitis C infection, 22 with primary biliary cirrhosis, 7 with autoimmune hepatitis type 1, and 11 with alcoholic liver disease. Demographic, biochemical, histological and clinical characteristics of the patients were recorded at the first evaluation. One hundred and forty-seven patients were followed for a median [interquartile range(IQR)] duration of 96.5(102) mo. The clinical, biochemical and histological data, as well as the development of cirrhosis, HCC according to internationally accepted criteria and in case of death, a liver-related cause during the follow-up period, were recorded at the electronic database of our clinic. COMP determination was also performed in 43 healthy individuals who served as the control study group.RESULTS: COMP positivity(> 15 U/L) was detected in 22%-36% among chronic liver disease groups. Strikingly, almost 83% of COMP-positive patients were cirrhotic at baseline, independently of cause of liver disease. Among the patients who developed HCC during follow-up, 73.7%(14/19) were COMP positive at baseline. COMP positivity was significantly associated with older age(P < 0.001), advanced fibrosis(P = 0.001) and necroinflammatory activity(P = 0.001), higher aspartate aminotransferase(P < 0.001), alanine aminotransferase(P < 0.02), γ-glutamyl transpeptidase(P = 0.003), alkaline phosphatase(P = 0.001), bilirubin(P < 0.05), international normalized ratio(P = 0.002) and alpha-fetoprotein levels(P < 0.02), and lower albumin(P < 0.001), and platelet count(P = 0.008). COMP levels [median(IQR)] were significantly higher in cirrhotics compared to non-cirrhotics [13.8(7.9) U/L vs 9.8(4.6) U/L, respectively; P < 0.001]. On multivariate logistic regression analysis, COMP-positivity was independently associated only with cirrhosis(OR = 4.40, 95%CI: 1.33-14.69, P = 0.015). Kaplan-Meier analysis showed that COMP positivity was significantly associated with HCC development(P = 0.007) and higher incidence of liver-related death(P < 0.001). CONCLUSION: Elevated COMP levels are strongly associated with cirrhosis and HCC progression. Serum COMP is a new promising non-invasive biomarker for HCC risk assessment in surveillance programs. | Gary L Norman Nikolaos K Gatselis Zakera Shums Christos Liaskos Dimitrios P Bogdanos George K Koukoulis George N Dalekos | 2015 | World Journal of Hepatology2015,7,14: | 7 |
| 15 | 低社会经济地位与美国成年人早发冠状动脉粥样硬化性心脏病的关系显示文摘低社会经济地位(socioeconomic status,SES)的个体承担着不成比例的冠状动脉粥样硬化性心脏病(coronary heart disease,CHD)负担。在美国低收入地区,CHD仍然是死亡的主要原因。该研究旨在评估美国低SES个体的过量CHD负担,以及传统风险因素和与低SES相关因素影响所占的比例。 | Hamad R Penko J Kazi DS Coxson P Guzman D Pengxiao C.Wei Mason A Wang EA Goldman L Fiscella K Bibbins-Domingo K 周卫(译) 刘莉(审校) | 2020 | 中华高血压杂志2020,28,7: | 7 |
| 16 | Diagnosis of focal liver lesions with deep learning-based multichannel analysis of hepatocyte-specific contrast-enhanced magnetic resonance imaging显示文摘BACKGROUND The nature of input data is an essential factor when training neural networks.Research concerning magnetic resonance imaging(MRI)-based diagnosis of liver tumors using deep learning has been rapidly advancing.Still,evidence to support the utilization of multi-dimensional and multi-parametric image data is lacking.Due to higher information content,three-dimensional input should presumably result in higher classification precision.Also,the differentiation between focal liver lesions(FLLs)can only be plausible with simultaneous analysis of multisequence MRI images.AIM To compare diagnostic efficiency of two-dimensional(2D)and three-dimensional(3D)-densely connected convolutional neural networks(DenseNet)for FLLs on multi-sequence MRI.METHODS We retrospectively collected T2-weighted,gadoxetate disodium-enhanced arterial phase,portal venous phase,and hepatobiliary phase MRI scans from patients with focal nodular hyperplasia(FNH),hepatocellular carcinomas(HCC)or liver metastases(MET).Our search identified 71 FNH,69 HCC and 76 MET.After volume registration,the same three most representative axial slices from all sequences were combined into four-channel images to train the 2D-DenseNet264 network.Identical bounding boxes were selected on all scans and stacked into 4D volumes to train the 3D-DenseNet264 model.The test set consisted of 10-10-10 tumors.The performance of the models was compared using area under the receiver operating characteristic curve(AUROC),specificity,sensitivity,positive predictive values(PPV),negative predictive values(NPV),and f1 scores.RESULTS The average AUC value of the 2D model(0.98)was slightly higher than that of the 3D model(0.94).Mean PPV,sensitivity,NPV,specificity and f1 scores(0.94,0.93,0.97,0.97,and 0.93)of the 2D model were also superior to metrics of the 3D model(0.84,0.83,0.92,0.92,and 0.83).The classification metrics of FNH were 0.91,1.00,1.00,0.95,and 0.95 using the 2D and 0.90,0.90,0.95,0.95,and 0.90 using the 3D models.The 2D and 3D networks'performance in the diagnosis of HCC were 1.00,0.80,0.91,1.00,and 0.89 and 0.88,0.70,0.86,0.95,and 0.78,respectively;while the evaluation of MET lesions resulted in 0.91,1.00,1.00,0.95,and 0.95 and 0.75,0.90,0.94,0.85,and 0.82 using the 2D and 3D networks,respectively.CONCLUSION Both 2D and 3D-DenseNets can differentiate FNH,HCC and MET with good accuracy when trained on hepatocyte-specific contrast-enhanced multi-sequence MRI volumes. | Róbert Stollmayer Bettina K Budai Ambrus Tóth IldikóKalina Erika Hartmann Péter Szoldán Viktor Bérczi Pál Maurovich-Horvat Pál N Kaposi | 2021 | World Journal of Gastroenterology2021,27,35: | 6 |
| 17 | Purified human bone marrow multipotent mesenchymal stem cells regenerate infarcted myocardium in experimental rats显示文摘 | Zhang S Jia Z Ge J Gong L Ma Y Li T Guo J Chen P Hu Q Zhang P Liu Y Li Z Ma K Li L Zhou C | 2006 | 中国生物学文摘2006,20,5: | 5 |
| 18 | Survival benefit in patients after palliative resection vs non-resection colon cancer surgery显示文摘AIM: To evaluate survival in patients undergoing pallia- tive resection versus non-resection surgery for primary colorectal cancer in a retrospective analysis. METHODS: Demographics, TNM status, operating de- tails and survival were reviewed for 67 patients under- going surgery for incurable colorectal cancer. Palliative resection of the primary tumor was performed in 46 cases in contrast to 21 patients with non-resection of the primary tumor and bypass surgery. Risk factors for post- operative mortality and poor survival were analyzed with univariate and multivariate analyses.RESULTS: The two groups were comparable in terms of age, gender, preoperative presence of ileus and tumor stage. Multivariate analysis showed that median survival was significantly higher in patients with palliative resec- tion surgery (544 vs 233 d). Differentiation of the tumor and tumor size were additional independent factors that were associated with a significantly poorer survival rate. CONCLUSION: Palliative resection surgery for primary colorectal cancer is associated with a higher median survival rate. Also, the presence of liver metastasis and tumor size are associated with poor survival. Therefore, resection of the primary tumor should be considered in patients with non-curable colon cancer. | A Beham M Rentsch K Püllmann L Mantouvalou H Spatz HJ Schlitt A Obed | 2006 | World Journal of Gastroenterology2006,12,41: | 5 |
| 19 | Inflammatory bowel disease in Asia: A systematic review显示文摘 | Lani Prideaux Michael A Kamm Peter P De Cruz Francis K L Chan Siew C Ng | 2012 | Journal of Gastroenterology and Hepatology2012,,8: | 5 |
| 20 | Guidelines and Good Clinical Practice Recommendations for Contrast Enhanced Ultrasound (CEUS) - Update 2008显示文摘 | M Claudon D Cosgrove T Albrecht L Bolondi M Bosio F Calliada J.-M Correas K Darge C Dietrich M D’Onofrio D Evans C Filice L Greiner K J?ger N Jong E Leen R Lencioni D Lindsell A Martegani S Meairs C Nols?e F Piscaglia P Ricci G Seidel B Skjoldbye L Solbia | 2008 | Ultraschall in Med2008,,01: | 4 |