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1Application and Prospect of Mixed Reality Technology in Medical Field显示文摘Mixed reality(MR)technology is a new digital holographic image technology,which appears in the field of graphics after virtual reality(VR)and augmented reality(AR)technology,a new interdisciplinary frontier.As a new generation of technology,MR has attracted great attention of clinicians in recent years.The emergence of MR will bring about revolutionary changes in medical education training,medical research,medical communication,and clinical treatment.At present,MR technology has become the popular frontline information technology for medical applications.With the popularization of digital technology in the medical field,the development prospects of MR are inestimable.The purpose of this review article is to introduce the application of MR technology in the medical field and prospect its trend in the future.Hong-zhi HU Xiao-bo FENG Zeng-wu SHAO Mao XIE Song XU Xing-huo WU Zhe-wei YE 2019Current Medical Science2019,39,1:29
2PVT v2:Improved baselines with Pyramid Vision Transformer显示文摘Transformers have recently lead to encouraging progress in computer vision.In this work,we present new baselines by improving the original Pyramid Vision Transformer(PVT v1)by adding three designs:(i)a linear complexity attention layer,(ii)an overlapping patch embedding,and(iii)a convolutional feed-forward network.With these modifications,PVT v2 reduces the computational complexity of PVT v1 to linearity and provides significant improvements on fundamental vision tasks such as classification,detection,and segmentation.In particular,PVT v2 achieves comparable or better performance than recent work such as the Swin transformer.We hope this work will facilitate state-ofthe-art transformer research in computer vision.Code is available at https://github.com/whai362/PVT.Wenhai Wang Enze Xie Xiang Li Deng-Ping Fan Kaitao Song Ding Liang Tong Lu Ping Luo Ling Shao 2022Computational Visual Media2022,8,3:30
3The recommendations of Chinese Parkinson’s disease and movement disorder society consensus on therapeutic management of Parkinson’s disease显示文摘Background:Parkinson’s disease(PD)is a chronic,progressive and debilitating disease,which affects over 2.5 million people in China.PD is characterized clinically by resting tremor,muscular rigidity,bradykinesia and postural instability.As the disease progresses,additional complications can arise such as non-motor and neurobehavioral symptoms.Pharmacological treatment and surgical intervention for PD have been implemented in China.Until 10 years ago,there was lack of standardization for the management of PD in different regions and among different physicians,leading to different treatment levels in different regions and different physicians.Since then,the Chinese Parkinson’s Disease and Movement Disorder Society have published three versions of guidelines for the management of PD in China,in 2006,2009 and 2014,respectively.Correspondingly,the overall level of treatment for PD in China improved.Objectives:To update the treatment guidelines based on current foreign and domestic practice guidelines and clinical evidence,and to improve the treatment options available to physicians in the management of PD.Summary:A variety of treatment recommendations in the treatment guidelines have been proposed,including physical activity and disease-modifying medication,which should be initiated at the early-stage of the disease.The principles of dosage titration should be followed to avoid acute adverse reactions to the drugs,to achieve a satisfactory clinical effect with a low dose and to reduce the incidence of long-term motor complications.Moreover,different treatment strategies should be considered at different stages of the disease.Importantly,treatment guidelines and personalized treatments should be valued equally.A set of treatment recommendations has been developed to assist physicians to improve and optimize clinical outcomes for patients with PD in China.Shengdi Chen Piu Chan Shenggang Sun Haibo Chen Baorong Zhang Weidong Le Chunfeng Liu Guoguang Peng Beisha Tang Lijuan Wang Yan Cheng Ming Shao Zhenguo Liu Zhenfu Wang Xiaochun Chen Mingwei Wang Xinhua Wan Huifang Shang Yiming Liu Pingyi Xu Jian Wang Tao Feng Xianwen Chen Xingyue Hu Anmu Xie Qin Xiao 2016Translational Neurodegeneration2016,5,1:23
4GRAIN INCOMPLETE FILLING 2 regulates grain filling and starch synthesis during rice caryopsis development显示文摘Rice grain filling determines grain weight,final yield and grain quality.Here,a rice defective grain filling mutant,gif2,was identified.Grains of gif2 showed a slower filling rate and a significant lower final grain weight and yield compared to wild-type.The starch content in gif2 was noticeably decreased and its physicochemical properties were also altered.Moreover,gif2 endosperm cells showed obvious defects in compound granule formation.Positional cloning identified GIF2 to encode an ADP-glucose pyrophosphorylase(AGP) large subunit,AGPL2;consequently,AGP enzyme activity in gif2 endosperms was remarkably decreased.GIF2 is mainly expressed in developing grains and the coded protein localizes in the cytosol.Yeast two hybrid assay showed that GIF2 interacted with AGP small subunits Os AGPS1,Os AGPS2a and Os AGPS2 b.Transcript levels for granule-bound starch synthase,starch synthase,starch branching enzyme and starch debranching enzyme were distinctly elevated in gif2 grains.In addition,the level of nucleotide diversity of the GIF2 locus was extremely low in both cultivated and wild rice.All of these results suggest that GIF2 plays important roles in the regulation of grain filling and starch biosynthesis during caryopsis development,and that it has been preserved during selection throughout domestication of modern rice.Xiangjin Wei Guiai Jiao Haiyan Lin Zhonghua Sheng Gaoneng Shao Lihong Xie Shaoqing Tang Qingguo Xu Peisong Hu 2017Journal of Integrative Plant Biology2017,59,2:20
5SOIL AGGREGATE AND ITS RESPONSE TO LAND MANAGEMENT PRACTICES显示文摘This paper provides a broad review of the existing study on soil aggregate and its responses to land management practices. Soil aggregate is used for structural unit, which is a group of primary soil particles that cohere to each other more strongly than other surrounding particles. The mechanism of soil particle aggregation may be expressed by a hierarchical model, which is based upon the hypothesis that macroaggregates (>250 μm) are collections of smaller microaggregates (<250 μm) held together with organic binding agents. Primary particles form microaggregates and then macroaggregates. Carbon (C)-rich young plant residues form and stabilize macroaggregates, whereas old organic C is occluded in the microaggregates. The interaction of aggregate dynamics with soil organic carbon (SOC) is complex and embraces a range of spatial and temporal processes within macroaggregates and microaggregates. The nature and properties of aggregates are determined by the quantity and quality of coarse residues and humic compounds and by the degree of their interaction with soil particles. The mechanisms resulting in the binding of primary soil particles into stable aggregates vary with soil parent material, climate, vegetation, and land management practices. Land management prac- tices, including tillage methods, residue management, amendments, and soil fertility management, enhance soil aggre- gation. However, there is still much uncertainty in the dynamics of organic matter in macroaggregation and microaggre- gation, and research is still needed to understand further the mechanisms of aggregate formation and its responses to human activities.Chaofu Wei Ming Gao Jingan Shao Deti Xie Genxing Pan 2006China Particuology2006,4,5:17
6Inhibition of SIRT6 in prostate cancer reduces cell viability and increases sensitivity to chemotherapeutics显示文摘SI RT6 is an important histone modifying protein that regulates DNA repair,telomere maintenance,energy me-tabolism,and target gene expression.Recently SIRT6 has been identifi ed as a tumor suppressor and is down-regulated in certain cancer types,but not in other can-cers.From deposited gene profi ling studies we found that SIRT6 was overexpressed in prostate tumors,compared with normal or paratumor prostate tissues.Tissue micro-array studies confi rmed the higher levels of SIRT6 in both prostate tumor tissues and prostate cancer cells than in their normal counterparts.Knockdown of SIRT6 in human prostate cancer cells led to sub-G1 phase arrest of cell cy-cle,increased apoptosis,elevated DNA damage level and decrease in BCL2 gene expression.Moreover,SIRT6-de-fi ciency reduced cell viability and enhanced chemothera-peutics sensitivity.Taken together,this study provides the fi rst evidence of SIRT6 overexpression in human prostate cancer,and SIRT6 regulation could be exploited for pros-tate cancer therapy.Yewei Liu Qian Reuben Xie Boshi Wang Jiaxiang Shao Tingting Zhang Tengyuan Liu Gang Huang Weiliang Xia 2013Protein & Cell2013,4,9:17
7Land use change and its corresponding ecological responses:a review显示文摘This paper reviews the research on land use change and its corresponding ecological responses. Patterns of land use changes in spatio-temporal level are produced by the interaction of biophysical and socio-economic processes. Nowadays, the studies derived from different socioeconomic conditions and scales show that at short-term scale, human activities, rather than natural forces, have become a major force in shaping the environment, while biophysical factors control the trends and processes of land use change under the macro environmental background. Providing a scientific understanding of the process of land use change, the impacts of different land use decisions, and the ways that decisions are affected by a changing environment and increasing ecological variability are the priority areas for research: (1) explanation of scale dependency of drivers of land use change; (2) quantification of driving factors of land use change; (3) incorporation of biophysical feedbacks in land use change models; and (4) underlying processes and mechanisms of ecological impacts of land use change.SHAO Jingan NI Jiupai WEI Chaofu XIE Deti 2005Journal of Geographical Sciences2005,15,3:17
8Prevalence, awareness, treatment, and control of hypertension in the non-dialysis chronic kidney disease patients显示文摘ZHENG Ying CAI Guang-yan CHEN Xiang-mei FU Ping CHEN Jiang-hua DING Xiao-qiang YU Xue-qing LIN Hong-li LIU Jian XIE Ru-juan WANG Li-ning NI Zhao-hui LIU Fu-you YIN Ai-ping XING Chang-ying WANG Li SHI Wei LIU Jian-she HE Ya-ni DING Guo-hua LI Wen-ge WU Guang-li MIAO Li-ning CHEN Nan SU Zhen MEI Chang-lin ZHAO Jiu-yang GU Yong BAI Yun-kai LUO Hui-min LIN Shan CHEN Meng-hua GONG Li YANG Yi-bin YANG Xiao-ping LI Ying WAN Jian-xin WANG Nian-song LI Hai-ying XI Chun-sheng HAO Li XU Yan FANG Jing-ai LIU Bi-cheng LI Rong-shan WANG Rong ZHANG Jing-hong WANG Jian-qin LOU Tan-qi SHAO Feng-min MEI Feng LIU Zhi-hong YUAN Wei-jie SUN Shi-ren ZHANG Ling ZHOU Chun-hua CHEN Qin-kai JIA Shun-lian GONG Zhi-feng GUAN Guang-ju XIA Tian ZHONG Liang-bao 2013Chinese Medical Journal2013,,12:16
9A Cross-sectional Survey Assessing Carriage of Streptococcus pneumoniae in a Healthy Population in Xinjiang Uygur Autonomous Region of China显示文摘链球菌 pneumoniae 的车厢率和 serotype 分发(S。pneumoniae ) 在在中国遗体的一张健康人口不清楚。在这研究,我们在 Xinjiang 从 513 个个人收集了 oropharyngeal 拖把,中国。指向 lytA 基因和 12 serotypes 的实时 PCR 被估计识别 S。pneumoniae 马车。S 的全部的车厢率。pneumoniae 是 70.4%(361/513 ) 。最流行的 serotypes 是 19B/F, 18B/C, 5,并且 6A/B。S 的最高的车厢率。pneumoniae 6-10 年(88.6%) 在孩子被注意,它应得进一步的注意。二的合作殖民率或更多的 S。pneumoniae serotypes 是 79.8%(264/331 ) 。这研究试图在中国在健康个人之中调查基线 pneumococcal 马车率改进我们 S 的传染病学的理解。pneumoniae。XIE Na CHEN Zhao Yun CHEN Tao ZHU Bing Qing XU Li GAO Yuan ZHANG Ai Yu ZHAO Pan LIU Ji Wen SHAO Zhu Jun 2018Biomedical and Environmental Sciences2018,31,3:15
10Tumor microenvironment: driving forces and potential therapeutic targets for breast cancer metastasis显示文摘Distant metastasis to specific target organs is responsible for over 90%of breast cancer?related deaths,but the underlying molecular mechanism is unclear.Mounting evidence suggests that the interplay between breast cancer cells and the target organ microenvironment is the key determinant of organ?specific metastasis of this lethal disease.Here,we highlight new findings and concepts concerning the emerging role of the tumor microenvironment in breast cancer metastasis;we also discuss potential therapeutic intervention strategies aimed at targeting compo?nents of the tumor microenvironment.Hong-Yan Xie Zhi-Min Shao Da-Qiang Li 2017Chinese Journal of Cancer2017,36,3:15
11Clinical practice guidelines on liver transplantation for hepatocellular carcinoma in China(2018 edition)显示文摘Introduction Over 300000 people in China die each year of hepatocellular carcinoma(HCC),which accounts for approximately half of HCCrelated deaths worldwide.Liver transplantation(LT)is generally recognized as one of the most effective therapeutic approaches for end-stage liver diseases.Since the beginning of the second LT boom in the 1990s,LT in China has been developed rapidly with professional and large-scale trends,and it is approaching or has reached the level of developed countries in terms of quantity and quality.According to the China Liver Transplant Registry,the number of transplants for HCC accounted for 36.8%of the total number of LT cases during the past 5 years in the mainland of China.In order to develop an effective,safe and standardized protocol to guide the national LT practice,the clinical guidelines of LT for HCC was launched in 2014 by multidisciplinary experts from Chinese Society of Organ Transplantation,Chinese Medical Association and Chinese Association of Organ Transplantation,Chinese Medical Doctor Association.Recently,there have been new clinical and scientific advances in the field of LT and to keep abreast of these achievements,the original clinical practice guidelines need to be updated.Xiao Xu Jun Chen Qiang Wei Zhi-Kun Liu a Zhe Yang Ming Zhang Guo-Ying Wang Jie Gao Zhao-Xu Yang Wen-Yuan Guo Tong-Hai Xing Zhou Shao Qin-Fen Xie Shu-Sen Zheng 2019Hepatobiliary & Pancreatic Diseases International2019,18,4:14
12A reliability assessment method based on support vector machines for CNC equipment显示文摘With the applications of high technology,a catastrophic failure of CNC equipment rarely occurs at normal operation conditions.So it is difficult for traditional reliability assessment methods based on time-to-failure distributions to deduce the reliability level.This paper presents a novel reliability assessment methodology to estimate the reliability level of equipment with machining performance degradation data when only a few samples are available.The least squares support vector machines(LS-SVM) are introduced to analyze the performance degradation process on the equipment.A two-stage parameter optimization and searching method is proposed to improve the LS-SVM regression performance and a reliability assessment model based on the LS-SVM is built.A machining performance degradation experiment has been carried out on an OTM650 machine tool to validate the effectiveness of the proposed reliability assessment methodology.WU Jun DENG Chao SHAO XinYu XIE S Q 2009Science China(Technological Sciences)2009,52,7:14
13Mountain Land Use Planning of Metropolitan Suburbs:the Case of the Jinyun Mountain and Its Surrounding area,Chongqing,China显示文摘Open space of metropolitan suburbs in mountain region,has been increasingly becoming the coupling mosaic structure of industrial actions and landscape behaviors. However,the local governments,when making land use planning,often aim at economic development,and rarely refer to the coordination of compatibilities and conflicts between industrial actions and landscape behaviors in the mosaic structure. In this study land use in the Jinyun Mountain and its surrounding area,Chongqing is adjusted by gray multi-objective programming approach and local-level decision-making process to cope with conflicts between objectives for human welfare and objectives for landscape conservation. The results indicate that: 1) the compatibilities and conflicts among different behavior characters and different landscape types result in the compatibilities of landscape to human behavior;2) a land use planning in the study area is produced based on the sustainable land use and social-eco development,which pays more attention to the resources and environment constraints and economic objectives,and follows the distribution law of rare resources;3) in the study area,cultivated land of 1,207.27 ha can meet the demands for food and byproducts by the residents there,orchard land and forestland of 632.55 ha,2,276.61 ha,respectively can provide enough space for the local people to improve their living structure and meet their demands for recreational activities,and urban residential land,rural residential land,mining land and transportation land of 1,107.60 ha,120.27 ha,162.48 ha,100.91 ha,respectively can satisfy the resident’s economic development and infrastructures;4) the equilibrium among industrial actions,landscape accessibility and ecological conservation can be obtained by analyzing the possible impacts of human activities on landscape ecological process in open space of metropolitan suburbs in mountain areas.SHAO Jingan WEI Chaofu XIE Deti 2005Journal of Mountain Science2005,2,2:14
14Correlation between TIMP-1 expression and liver fibrosis in two rat liver fibrosis models显示文摘瞄准:在老鼠在导致免疫者、导致 CCL4 的肝纤维变性模型评估在 TIMP-1 表示和肝纤维变性之间的浆液 TIMP-1 水平和关联。方法:导致免疫者、导致 CCL4 的肝纤维变性模型被地塞米松(0.01 mg ) 和 CCL4 分别地建立。浆液 TIMP-1 水平与 ELISA 被检测,当肝活体检视的组织病理学说的等级被评估时。枪兵等级关联测试被用来在二个纤维变性模型分析在 TIMP-1 表示和肝的纤维变性之间的关联的差别。而且,原位杂交被用来在二个模型决定 TIMP-1 mRNA 的表示差别。结果:积极关联在有免疫力的劝诱的组的浆液 TIMP-1 水平和相应老鼠的纤维变性肝的组织病理学说的阶段之间存在(枪兵等级关联测试, r = 0.812, P < 0.05 ) ,并且 TIMP-1 mRNA 的积极原位杂交信号是强壮的。在导致 CCL4 的肝纤维变性模型,在浆液 TIMP-1 水平和肝的纤维变性的严厉之间的关联不是统计上重要的(枪兵等级关联测试, r = 0.229, P > 0.05 ) 。并且与导致免疫者的模型,相比, TIMP-1 mRNA 的积极原位杂交信号是更弱的,当表达式变化在一样的严厉的肝的纤维变性是更高的时。结论:在在二个老鼠肝纤维变性模型的 TIMP-1 表示和肝纤维变性之间的关联是不同的。在导致免疫者的模型,,浆液 TIMP-1 水平能在导致 CCL4 的模型,反映肝纤维变性的严厉在浆液 TIMP-1 水平和肝的纤维变性的严厉之间的关联不是统计上重要的。Qing-He Nie Ya-Fei Zhang Yu-Mei Xie Xin-Dong Luo Bin Shao Jun Li Yong-Xing Zhou 2006World Journal of Gastroenterology2006,12,19:12
15Targeted mutagenesis of POLYAMINE OXIDASE 5 that negatively regulates mesocotyl elongation enables the generation of direct-seeding rice with improved grain yield显示文摘Under conditions of labor or resource scarcity,direct seeding,rather than transplantation,is the preferred mode of rice(Oryza sativa)cultivation.This approach requires varieties that exhibit uniform seedling emergence.Mesocotyl elongation(ME),the main driver of rapid emergence of rice seedlings from soil,is enhanced by darkness and inhibited by light.Plant polyamine oxidases(PAOs)oxidize polyamines(PAs)and release H2O2,Here,we established that OsPAO5 expression in rice seedlings is increased in the presence of light and inhibited by darkness.To determine its role in ME,we created OsPAO5 mutants using CRISPR/Cas9.Compared with the wild type,pao5 mutants had longer mesocotyls,released less H2O2,and synthesized more ethylene.The mutant seedlings emerged at a higher and more uniform rate,indicating their potential for use in direct seeding.Nucleotide polymorphism analysis revealed that an SNP(PAO5-578G/A)located 578 bp upstream of the OsPAO5 start codon alters its expression,and was selected during rice mesocotyl domestication.The PAO5-578G genotype conferring a long mesocotyl mainly exists in wild rice,most Aus accessions,and some Geng(Japonica)accessions.Intriguingly,knocking out OsPAO5 can remarkably increase the grain weight,grain number,and yield potential.In summary,we developed a novel strategy to obtain elite rice with higher emergence vigor and yield potential,which can be conveniently and widely used to breed varieties of direct-seeding rice.Yusong Lv Gaoneng Shao Guiai Jiao Zhonghua Sheng Lihong Xie Shikai Hu Shaoqing Tang Xiangjin Wei Peisong Hu 2021Molecular Plant2021,14,2:12
16Cu_2ZnSnS_4 thin films prepared by sulfurization of ion beam sputtered precursor and their electrical and optical properties显示文摘Cu2ZnSnS4 (CZTS) thin films were successfully prepared by sulfurization of ion bean sputtered precursors on soda-lime glass substrate. The single phase of stannite-type structure CZTS films were obtained as revealed in EDS and XRD analysis when the ratios of the constituents of CZTS thin films are close to stoichiometric by optimizing the conditions of precursor preparation and sulfurization. A low sheet resistivity as about 0.156 Ω·cm and a high absorption coefficient as 1×104 cm-1 were achieved in this method by Hall effect measurements and UV-VIS spectrophotometer. The optical band-gap energy of the CZTS sample is about 1.51 eV, which is very close to the optimum value for a solar-cell absorber.ZHANG Jun SHAO Lexi FU Yujun XIE Erqing 2006Rare Metals2006,25,z1:11
17Helicobacter pylori infection and esophageal cancer risk:An updated meta-analysis显示文摘AIM:To clarify the association between Helicobacter pylori(H.pylori)infection and the risk of esophageal carcinoma through a meta-analysis of published data.METHODS:Studies which reported the association between H.pylori infection and esophageal cancer published up to June 2013 were included.The odds ratios(ORs)and corresponding 95%CIs of H.pyloriinfection on esophageal cancer with respect to health control groups were evaluated.Data were extracted independently by two investigators and discrepancies were resolved by discussion with a third investigator.The statistical software,STATA(version 12.0),was applied to investigate heterogeneity among individual studies and to summarize the studies.A meta-analysis was performed using a fixed-effect or random-effect method,depending on the absence or presence of significant heterogeneity.RESULTS:No significant association between H.pylori infection and esophageal squamous cell carcinoma(ESCC)risk was found in the pooled overall population(OR=0.97,95%CI:0.76-1.24).However,significant associations between H.pylori infection and ESCC risk were found in Eastern subjects(OR=0.66,95%CI:0.43-0.89).Similarly,cytotoxin-associated gene-A(CagA)positive strains of infection may decrease the risk of ESCC in Eastern subjects(OR=0.77,95%CI:0.65-0.92),however,these associations were not statistically significant in Western subjects(OR=1.26,95%CI:0.97-1.63).For esophageal adenocarcinoma(EAC)the summary OR for H.pylori infection and CagA positive strains of infection were 0.59(95%CI:0.51-0.68)and 0.56(95%CI:0.45-0.70),respectively.CONCLUSION:H.pylori infection is associated with a decreased risk of ESCC in Eastern populations and a decreased risk of EAC in the overall population.Fa-Jun Xie Yi-Ping Zhang Qiu-Qing Zheng Hong-Chuan Jin Fa-Liang Wang Ming Chen Lan Shao De-Hong Zou Xin-Min Yu Wei-Min Mao 2013World Journal of Gastroenterology2013,19,36:11
18Efficacy and safety of the long-acting fusion inhibitor albuvirtide in antiretroviral-experienced adults with human immunodeficiency virus-1:interim analysis of the randomized,controlled,phase 3,non-inferiority TALENT study显示文摘Background:Albuvirtide is a once-weekly injectable human immunodeficiency virus(HIV)-1 fusion inhibitor.We present interim data for a phase 3 trial assessing the safety and efficacy of albuvirtide plus lopinavir-ritonavir in HIV-1-infected adults already treated with antiretroviral drugs.Methods:We carried out a 48-week,randomized,controlled,open-label non-inferiority trial at 12 sites in China.Adults on the World Health Organization(WHO)-recommended first-line treatment for>6 months with a plasma viral load>1000 copies/mL were enrolled and randomly assigned(1:1)to receive albuvirtide(once weekly)plus ritonavir-boosted lopinavir(ABT group)or the WHO-recommended second-line treatment(NRTI group).The primary endpoint was the proportion of patients with a plasma viral load below 50 copies/mL at 48 weeks.Non-inferiority was prespecified with a margin of 12%.Results:At the time of analysis,week 24 data were available for 83 and 92 patients,and week 48 data were available for 46 and 50 patients in the albuvirtide and NRTI groups,respectively.At 48 weeks,80.4%of patients in the ABT group and 66.0%of those in the NRTI group had HIV-1 RNA levels below 50 copies/mL,meeting the criteria for non-inferiority.For the per-protocol population,the superiority of albuvirtide over NRTI was demonstrated.The frequency of grade 3 to 4 adverse events was similar in the two groups;the most common adverse events were diarrhea,upper respiratory tract infections,and grade 3 to 4 increases in triglyceride concentration.Renal function was significantly more impaired at 12 weeks in the patients of the NRTI group who received tenofovir disoproxil fumarate than in those of the ABT group.Conclusions:The TALENT study is the first phase 3 trial of an injectable long-acting HIV drug.This interim analysis indicates that once-weekly albuvirtide in combination with ritonavir-boosted lopinavir is well tolerated and non-inferior to the WHO-recommended second-line regimen in patients with first-line treatment failure.Trial registration:ClinicalTrials.gov Identifier:NCT02369965;https://www.clinicaltrials.gov.Chinese Clinical Trial Registry No.ChiCTR-TRC-14004276;http://www.chictr.org.cn/enindex.aspx.Bin Su Cheng Yao Qing-Xia Zhao Wei-Ping Cai Min Wang Hong-Zhou Lu Yuan-Yuan Chen Li Liu Hui Wang Yun He Yu-Huang Zheng Ling-Hua Li Jin-Feng Chen Jian-Hua Yu Biao Zhu Min Zhao Yong-Tao Sun Wen-Hui Lun Wei Xia Li-Jun Sun Li-Li Dai Tai-Yi Jiang Mei-Xia Wang Qing-Shan Zheng Hai-Yan Peng Yao Wang Rong-Jian Lu Jian-Hua Hu Hui Xing Yi-Ming Shao Dong Xie Tong Zhang Fu-Jie Zhang Hao Wu TALENT Study Team 2020Chinese Medical Journal2020,,24:10
19New insights on the origin of the basement of the Xisha Uplift,South China Sea显示文摘The study of basement geochronology provides crucial insights into the tectonic evolution of oceans. However, early studies on the basement of the Xisha Uplift were constrained by limited geophysical and seismic data; Xiyong1 was the only commercial borehole drilled during the 1970 s because of the huge thickness of overlying Cenozoic strata on the continental margin. Utilizing two newly-acquired basement samples from borehole XK1, we present petrological analysis and zircon uranium(U)-lead(Pb) isotope dating data in this paper that enhance our understanding of the formation and tectonic features of the Xisha Uplift basement. Results indicate that this basement is composed of Late Jurassic amphibole plagiogneisses that have an average zircon 206 Pb/238 U age of 152.9±1.7 Ma. However, the youngest age of these rocks, 137±1 Ma, also suggests that metamorphism termination within the Xisha basement occurred by the Early Cretaceous. These metamorphic rocks have adamellites underneath them which were formed by magmatic intrusions during the late stage of the Early Cretaceous(107.8±3.6 Ma). Thus, in contrast to the Precambrian age(bulk rubidium(Rb)-strontium(Sr) analysis, 627 Ma) suggested by previous work on the nearby Xiyong1 borehole, zircons from XK1 are likely the product of Late Mesozoic igneous activity. Late Jurassic-Early Cretaceous regional metamorphism and granitic intrusions are not confined to Xisha; rocks have also been documented from areas including the Pearl River Mouth Basin and the Nansha Islands(Spratly Islands) and thus are likely closely related to large-scale and long-lasting subduction of the paleo-Pacific plate underneath the continental margins of East Asia, perhaps the result of closure of the Meso-Tethys in the South China Sea(SCS). Controversies remain as to whether, or not, the SCS region developed initially on a uniform Precambrian-aged metamorphic crystalline basement. It is clear, however, that by this time both Mesozoic compressive subduction and Cenozoic rifting and extension had significantly modified the original basement of the SCS region.ZHU WeiLin XIE XiNong WANG ZhenFeng ZHANG DaoJun ZHANG ChengLi CAO LiCheng SHAO Lei 2017Science China Earth Sciences2017,60,12:10
20Prevalence of wearing-off and dyskinesia among the patients with Parkinson’s disease on levodopa therapy: a multi-center registry survey in China's Mainland显示文摘Objective:Chronic levodopa(L-dopa)treatment in Parkinson’s disease(PD)is often associated with the development of motor complications,but the corresponding epidemiological data is rare in Chinese PD patients.The present survey was to investigate the prevalence rate of wearing-off(WO)and dyskinesia among the patients with PD in China.Methods:From May 2012 to October 2012,a 3-step registry survey for wearing off(WO)and dyskinesia patients with PD receiving levodopa therapy was performed simultaneously at 28 movement disorders clinics in China.Results:There were 1,558 PD patients fulfilling the inclusion criteria.Among them,1,051 had at least one positive response of 9-item wearing off questionnaire(WOQ-9),724 and 160 patients were finally diagnosed with WO and dyskinesia by movement disorders specialists,respectively.The overall prevalence rates of WO and dyskinesia were 46.5%(95%CI 44.0%-48.9%)and 10.3%(95%CI 8.8%-11.8%),respectively.The mean score of WOQ-9 for those with WO was 3.8(SD=1.8),with movement slowness being the most common motor symptoms and pain/aching being the most common non-motor symptoms.Better improvement of motor symptoms(n=354,87.8%)and long-term disease control and drug selection(n=288,71.5%)were the two most frequently considered factors when movement disorders specialists adjusted therapeutic strategies for patients with WO.Conclusions:This survey provided the first multi-center epidemiological data of motor complications among PD patients on L-dopa therapy from China's Mainland.WO prevalence rate among Chinese PD patients was in line with,while dyskinesia prevalence rate was lower than previous reports from other Countries.Wei Chen Qin Xiao Ming Shao Tao Feng Wei-Guo Liu Xiao-Guang Luo Xiao-Chun Chen An-Mu Xie Chun-Feng Liu Zhen-Guo Liu Yi-Ming Liu Jian Wang Sheng-Di Chen 2014Translational Neurodegeneration2014,3,1:10
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