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1Towards 6G wireless communication networks:vision,enabling technologies,and new paradigm shifts显示文摘The fifth generation(5G)wireless communication networks are being deployed worldwide from 2020 and more capabilities are in the process of being standardized,such as mass connectivity,ultra-reliability,and guaranteed low latency.However,5G will not meet all requirements of the future in 2030 and beyond,and sixth generation(6G)wireless communication networks are expected to provide global coverage,enhanced spectral/energy/cost efficiency,better intelligence level and security,etc.To meet these requirements,6G networks will rely on new enabling technologies,i.e.,air interface and transmission technologies and novel network architecture,such as waveform design,multiple access,channel coding schemes,multi-antenna technologies,network slicing,cell-free architecture,and cloud/fog/edge computing.Our vision on 6G is that it will have four new paradigm shifts.First,to satisfy the requirement of global coverage,6G will not be limited to terrestrial communication networks,which will need to be complemented with non-terrestrial networks such as satellite and unmanned aerial vehicle(UAV)communication networks,thus achieving a space-airground-sea integrated communication network.Second,all spectra will be fully explored to further increase data rates and connection density,including the sub-6GHz,millimeter wave(mmWave),terahertz(THz),and optical frequency bands.Third,facing the big datasets generated by the use of extremely heterogeneous networks,diverse communication scenarios,large numbers of antennas,wide bandwidths,and new service requirements,6G networks will enable a new range of smart applications with the aid of artificial intelligence(AI)and big data technologies.Fourth,network security will have to be strengthened when developing 6G networks.This article provides a comprehensive survey of recent advances and future trends in these four aspects.Clearly,6G with additional technical requirements beyond those of 5G will enable faster and further communications to the extent that the boundary between physical and cyber worlds disappears.Xiaohu YOU Cheng-Xiang WANG Jie HUANG Xiqi GAO Zaichen ZHANG Mao WANG Yongming HUANG Chuan ZHANG Yanxiang JIANG Jiaheng WANG Min ZHU Bin SHENG Dongming WANG Zhiwen PAN Pengcheng ZHU Yang YANG Zening LIU Ping ZHANG Xiaofeng TAO Shaoqian LI Zhi CHEN Xinying MA Chih-Lin I Shuangfeng HAN Ke LI Chengkang PAN Zhimin ZHENG Lajos HANZO Xuemin(Sherman)SHEN Yingjie Jay GUO Zhiguo DING Harald HAAS Wen TONG Peiying ZHU Ganghua YANG Jun WANG Erik GLARSSON Hien Quoc NGO Wei HONG Haiming WANG Debin HOU Jixin CHEN Zhe CHEN Zhangcheng HAO Geoffrey Ye LI Rahim TAFAZOLLI Yue GAO HVincent POOR Gerhard P.FETTWEIS Ying-Chang LIANG 2021Science China(Information Sciences)2021,64,1:122
2The Reference Genome of Tea Plant and Resequencing of 81 Diverse Accessions Provide Insights into Its Genome Evolution and Adaptation显示文摘Tea plant is an important economic crop,which is used to produce the world's oldest and most widely consumed tea beverages.Here,we present a high-quality reference genome assembly of the tea plant(Camellia sinensis var.sinensis)consisting of 15 pseudo-chromosomes.LTR retrotransposons(LTR-RTs)account for 70.38%of the genome,and we present evidence that LTR-RTS play critical roles in genome size expansion and the transcriptional diversification of tea plant genes through preferential insertion in promoter regions and introns.Genes,particularly those coding for terpene biosynthesis pro-teins,associated with tea aroma and stress resistance were significantly amplified through recent tandem duplications and exist as gene clusters in tea plant genome.Phylogenetic analysis of the sequences of 81 tea plant accessions with diverse origins revealed three well-differentiated tea plant populations,support-ing the proposition for the southwest origin of the Chinese cultivated tea plant and its later spread to western Asia through introduction.Domestication and modern breeding left significant signatures on hundreds of genes in the tea plant genome,particularly those associated with tea quality and stress resis-tance.The genomic sequences of the reported reference and resequenced tea plant accessions provide valuable resources for future functional genomics study and molecular breeding of improved cul-tivars of tea plants.Enhua Xia Wei Tong Yan Hou Yanlin An Linbo Chen Qiong Wu Yunlong Liu Jie Yu Fangdong Li Ruopei Li Penghui Li Huijuan Zhao Ruoheng Ge Jin Huang Ali Inayat Mallano Yanrui Zhang Shengrui Liu Weiwei Deng Chuankui Song Zhaoliang Zhang Jian Zhao Shu Wei Zhengzhu Zhang Tao Xia Chaoling Wei Xiaochun Wan 2020Molecular Plant2020,13,7:51
3Tumor-secreted miR-214 induces regulatory T cells: a major link between immune evasion and tumor growth显示文摘Yuan Yin Xing Cai Xi Chen Hongwei Liang Yujing Zhang Jing Li Zuoyun Wang Xiulan Chen Wen Zhang Seiji Yokoyama Cheng Wang Liang Li Limin Li Dongxia Hou Lei Dong Tao Xu Takachika Hiroi Fuquan Yang Hongbin Ji Junfeng Zhang Ke Zen Chen-Yu Zhang 2014Cell Research2014,24,10:33
4A mammalian fossil from the Dingqing Formation in the Lunpola Basin,northern Tibet,and its relevance to age and paleo-altimetry显示文摘The distal extremity of a rhinocerotid humerus from the upper part of the Dingqing Formation at the Lunbori locality in Baingoin County,northern Tibet,is the first mammalian fossil found in Cenozoic deposits of the Lunpola Basin.The medial condyle of the distal trochlea of the humerus specimen from Lunbori gradually contracts from medially to laterally.The margin of the medial surface of the medial condyle is not prominent,the well-developed medial epicondyle strongly extends posteriorly,and is divided from the articular facet of the medial condyle by a groove;all of which are characteristic for the Rhinocerotidae.The medial condyle is wide at the bottom and narrow at the top.The medial collateral ligament fossa is relatively shallow,and the medial collateral ligament tubercle is very weak.The medial part of the upper margin of the medial condyle smoothly connects to the bony surface above,but there is no clear boundary between them.All of these characteristics are identical with those of Plesiaceratherium.These comparisons imply that the Lunbori specimen is closest to Plesiaceratherium gracile in the Shanwang Fauna from Linqu,Shandong Province,in size and morphology.Thus,its age is suggested to be the late Early Miocene(Shanwangian Age),about 18-16 Ma.Discovery of the rhinocerotid fossil suggests that the upper part of the Dingqing Formation deposited in the Neogene.While adjusting to paleo-temperatures of the Early Miocene,a paleo-ecosystem reconstruction indicates that the paleo-elevation was close to 3000 m in the Lunpola Basin during this time.DENG Tao WANG ShiQi XIE GuangPu LI Qiang HOU SuKuan SUN BoYang 2012Chinese Science Bulletin2012,57,2:30
5Progress in China's Unconventional Oil & Gas Exploration and Development and Theoretical Technologies显示文摘The new century has witnessed a strategic breakthrough in unconventional oil & gas.Hydrocarbon accumulated in micro-/nano-scale pore throat shale systems has become an important domain that could replace current oil & gas resources.Unconventional oil & gas plays an increasingly important role in our energy demand.Tight gas,CBM,heavy oil and asphaltic sand have served as a key domain of exploration & development,with tight oil becoming a 'bright spot' domain and shale gas becoming a 'hotspot' domain.China has made great breakthroughs in unconventional oil & gas resources,such as tight gas,shale gas,tight oil and CBM,and great progress in oil shale,gas hydrate,heavy oil and oil sand.China has an estimated(223-263)×10~8t of unconventional oil resources and(890-1260)×l0^(12)m^3 of gas resources.China has made a breakthrough for progress in unconventional oil & gas study.New progress achieved in fine-grained sedimentary studies related to continental open lacustrine basin large-scale shallow-water delta sand bodies,lacustrine basin central sandy clastic flow sediments and marine-continental fine-grained sediments provide a theoretical basis for the formation and distribution of basin central reservoir bodies.Great breakthroughs have been made in unconventional reservoir geology in respect of research methodology & technology,multi-scale data merging and physical simulation of formation conditions.Overall characterization of unconventional reservoirs via multi-method and multi-scale becomes increasingly popular and facilitates the rapid development of unconventional oil & gas geological theory,method and technology.The formation of innovative,continuous hydrocarbon accumulation theory,the establishment of the framework of the unconventional oil & gas geological theory system,and the determination of the implications,geological feature,formation mechanism,distribution rule and core technology of unconventional oil& gas geological study lays a theoretical foundation for extensive unconventional oil & gas exploration and development.Theories and technologies of unconventional oil & gas exploration and development developed rapidly,including some key evaluation techniques such as 'sweet spot zone' integrated evaluation and a six-property evaluation technique that uses hydrocarbon source,lithology,physical property,brittleness,hydrocarbon potential and stress anisotropy,and some key development &engineering technologies including micro-seismic monitoring,horizontal drilling & completion and 'factory-like' operation pattern, 'man-made reservoir' development,which have facilitated the innovative development of unconventional oil & gas.These breakthroughs define a new understanding in four aspects:①theoretical innovation;② key technologies;③ complete market mechanism and national policy support;and ④ well-developed ground infrastructure,which are significant for prolonging the life cycle of petroleum industry,accelerating the upgrade and development of theories and technologies and altering the global traditional energy structure.ZOU Caineng YANG Zhi ZHU Rukai ZHANG Guosheng HOU Lianhua WU Songtao TAO Shizhen YUAN Xuanjun DONG Dazhong WANG Yuman WANG Lan HUANG Jinliang WANG Shufang 2015Acta Geologica Sinica(English Edition)2015,89,3:27
6Qingfei Xiaoyan Wan,a traditional Chinese medicine formula, ameliorates Pseudomonas aeruginosa–induced acute lung inflammation by regulation of PI3K/AKT and Ras/MAPK pathways显示文摘Gram-negative pathogen–induced nosocomial infections and resistance are a most serious menace to global public health. Qingfei Xiaoyan Wan(QF), a traditional Chinese medicine(TCM)formula, has been used clinically in China for the treatment of upper respiratory tract infections, acute or chronic bronchitis and pulmonary infection. In this study, the effects of QF on Pseudomonas aeruginosa–induced acute pneumonia in mice were evaluated. The mechanisms by which four typical antiinflammatory ingredients from QF, arctigenin(ATG), cholic acid(CLA), chlorogenic acid(CGA) and sinapic acid(SPA), regulate anti-inflammatory signaling pathways and related targets were investigated using molecular biology and molecular docking techniques. The results showed that pretreatment with QF significantly inhibits the release of cytokines(TNF-α and IL-6) and chemokines(IL-8 and RANTES),reduces leukocytes recruitment into inflamed tissues and ameliorates pulmonary edema and necrosis. In addition, ATG was identified as the primary anti-inflammatory agent with action on the PI3K/AKT and Ras/MAPK pathways. CLA and CGA enhanced the actions of ATG and exhibited synergistic NF-κB inactivation effects possibly via the Ras/MAPK signaling pathway. Moreover, CLA is speculated to target FGFR and MEK firstly. Overall, QF regulated the PI3K/AKT and Ras/MAPK pathways to inhibit pathogenic bacterial infections effectively.Yuanyuan Hou Yan Nie Binfeng Cheng Jin Tao Xiaoyao Ma Min Jiang Jie Gao Gang Bai 2016Acta Pharmaceutica Sinica B2016,6,3:17
7Blocking FSH inhibits hepatic cholesterol biosynthesis and reduces serum cholesterol显示文摘Menopause is associated with dyslipidemia and an increased risk of cardio-cerebrovascular disease.The classic view assumes that the underlying mechanism of dyslipidemia is attributed to an insufficiency of estrogen.In addition to a decrease in estrogen, circulating follicle-stimulating hormone (FSH)levels become elevated at menopause.In this study,we find that blocking FSH reduces serum cholesterol via inhibiting hepatic cholesterol biosynthesis.First,epidemiological results show that the serum FSH levels are positively correlated with the serum total cholesterol levels,even after adjustment by considering the effects of serum estrogen,in addition,the prevalence of hypercholesterolemia is significantly higher in peri-menopausal women than that in premenopausal women.Furthermore,we generated a mouse model of FSH elevation by intraperitoneally injecting exogenous FSH into ovariectomized (OVX)mice,in which a normal level of estrogen (E2)was maintained by exogenous supplementation. Consistently,the results indicate that FSH,independent of estrogen,increases the serum cholesterol level in this mouse model. Moreover,blocking FSH signaling by anti-FSHβ antibody or ablating the FSH receptor (FSHR)gene could effectively prevent hypercholesterolemia induced by FSH injection or high-cholesterol diet feeding.Mechanistically,FSH,via binding to hepatic FSHRs, activates the Gi2α/β-arrestin-2/Akt pathway and subsequently inhibits the binding of FoxO1 with the SREBP-2 promoter,thus preventing FoxO1 from repressing SREBP-2 gene transcription.This effect,in turn,results in the upregulation of SREBP-2,which drives HMGCR nascent transcription and de novo cholesterol biosynthesis,leading to the increase of cholesterol accumulation.This study uncovers that blocking FSH signaling might be a new strategy for treating hypercholesterolemia during menopause, particularly for women in peri-menopause characterized by FSH elevation only.Yanjing Guo Meng Zhao Tao Bo Shizhan Ma Zhongshang Yuan Wenbin Chen Zhao He Xu Hou Jun Liu Zhenhai Zhang Qiang Zhu Qiangxiu Wang Xiaoyan Lin Zhongli Yang Min Cui Lu Liu Yujie Li Chunxiao Yu Xiaoyi Qi Qian Wang Haiqing Zhang Qingbo Guan Lifang Zhao Shimeng Xuan Huili Yan Yanliang Lin Li Wang Qihang Li Yongfeng Song Ling Gao Jiajun Zhao 2019Cell Research2019,29,2:16
8Activated Drp1 regulates p62-mediated autophagic flux and aggravates inflammation in cerebral ischemia-reperfusion via the ROS-RIP1/RIP3-exosome axis显示文摘Background: Cerebral ischemia-reperfusion injury(CIRI) refers to a secondary brain injury that can occur when the blood supply to the ischemic brain tissue is restored. However, the mechanism underlying such injury remains elusive.Methods: The 150 male C57 mice underwent middle cerebral artery occlusion(MCAO) for 1 h and reperfusion for 24 h,Among them, 50 MCAO mice were further treated with Mitochondrial division inhibitor 1(Mdivi-1) and 50 MCAO mice were further treated with N-acetylcysteine(NAC). SH-SY5Y cells were cultured in a low-glucose culture medium for 4 h under hypoxic conditions and then transferred to normal conditions for 12 h. Then, cerebral blood flow, mitochondrial structure, mitochondrial DNA(mtDNA) copy number, intracellular and mitochondrial reactive oxygen species(ROS),autophagic flux, aggresome and exosome expression profiles, cardiac tissue structure, mitochondrial length and cristae density, mtDNA and ROS content, as well as the expression of Drp1-Ser616/Drp1, RIP1/RIP3, LC3 II/I, TNF-α,IL-1β, etc., were detected under normal or Drp1 interference conditions.Results: The mtDNA content, ROS levels, and Drp1-Ser616/Drp1 were elevated by 2.2, 1.7 and 2.7 times after CIRI(P<0.05). However, the high cytoplasmic LC3 II/I ratio and increased aggregation of p62 could be reversed by 44%and 88% by Drp1 short hairpin RNA(shRNA)(P<0.05). The low fluorescence intensity of autophagic flux and the increased phosphorylation of RIP3 induced by CIRI could be attenuated by ROS scavenger, NAC(P<0.05). RIP1/RIP3inhibitor Necrostatin-1(Nec-1) restored 75% to a low LC3 II/I ratio and enhanced 2 times to a high RFP-LC3 after Drp1 activation(P<0.05). In addition, although CIRI-induced ROS production caused no considerable accumulation of autophagosomes(P>0.05), it increased the packaging and extracellular secretion of exosomes containing p62 by 4–5 times, which could be decreased by Mdivi-1, Drp1 shRNA, and Nec-1(P<0.05). Furthermore, TNF-α and IL-1βincreased in CIRI-derived exosomes could increase RIP3 phosphorylation in normal or oxygen–glucose deprivation/reoxygenation(OGD/R) conditions(P<0.05).Conclusions: CIRI activated Drp1 and accelerated the p62-mediated formation of autophagosomes while inhibiting the transition of autophagosomes to autolysosomes via the RIP1/RIP3 pathway activation. Undegraded autophagosomes were secreted extracellularly in the form of exosomes, leading to inflammatory cascades that further damaged mitochondria, resulting in excessive ROS generation and the blockage of autophagosome degradation,triggering a vicious cycle.Xue Zeng Yun-Dong Zhang Rui-Yan Ma Yuan-Jing Chen Xin-Ming Xiang Dong-Yao Hou Xue-Han Li He Huang Tao Li Chen-Yang Duan 2022Military Medical Research2022,9,6:15
9Health-related quality of life in gastroesophageal reflux patients with noncardiac chest pain: Emphasis on the role of psychological distress显示文摘AIM To investigate the effects of depression and anxiety on health-related quality of life(QoL)in gastroesophageal reflux disease(GERD)patients and those suffering from cardiac(CCP)and noncardiac(NCCP)chest pain in Wuhan,China.METHODS In this cross-sectional study,a total of 358 consecutive patients with GERD were enrolled in Wuhan,China,of which 176 subjects had complaints of chest pain.Those with chest pain underwent coronary angiography and were divided into a CCP group(52 cases)and NCCP group(124 cases).Validated GERD questionnaires were completed,and the 36-item Short-Form Health Survey and Hospital Anxiety/Depression Scale were used for evaluation of Qo L and psychological symptoms,respectively.RESULTS There were similar ratios and levels of depression and anxiety in GERD with NCCP and CCP.However,the QoL was obviously lower in GERD with CCP than NCCP(48.34±17.68 vs 60.21±20.27,P<0.01).In the GERD-NCCP group,rather than the GERD-CCP group,the physical and mental QoL were much poorer in subjects with depression and/or anxiety than those without anxiety or depression.Anxiety and depression had strong negative correlations with both physical and mental health in GERD-NCCP(all P<0.01),but only a weak relationship with mental components of QoL in GERD-CCP.CONCLUSION High levels of anxiety and depression may be more related to the poorer QoL in GERD patients with NCCP than those with CCP.This highlights the importance of evaluation and management of psychological impact for improving QoL in GERD-NCCP patients.Lei Zhang Lei Tu Jie Chen Jun Song Tao Bai Xue-Lian Xiang Rui-Yun Wang Xiao-Hua Hou 2017World Journal of Gastroenterology2017,23,1:14
10Cropland redistribution to marginal lands undermines environmental sustainability显示文摘Cropland redistribution to marginal land has been reported worldwide;however,the resulting impacts on environmental sustainability have not been investigated sufficiently.Here we investigated the environmental impacts of cropland redistribution in China.As a result of urbanization-induced loss of high-quality croplands in south China(~8.5 t ha^(-1)),croplands expanded to marginal lands in northeast(~4.5 t ha^(-1)) and northwest China(~2.9 t ha^(-1)) during 1990-2015 to pursue food security.However,the reclamation in these low-yield and ecologically vulnerable zones considerably undermined local environmental sustainability,for example increasing wind erosion(+3.47%),irrigation water consumption(+34.42%),fertilizer use(+20.02%) and decreasing natural habitats(-3.11%).Forecasts show that further reclamation in marginal lands per current policies would exacerbate environmental costs by 2050.The future cropland security risk will be remarkably intensified because of the conflict between food production and environmental sustainability.Our research suggests that globally emerging reclamation of marginal lands should be restricted and crop yield boost should be encouraged for both food security and environmental benefits.Wenhui Kuang Jiyuan Liu Hanqin Tian Hao Shi Jinwei Dong Changqing Song Xiaoyong Li Guoming Du Yali Hou Dengsheng Lu Wenfeng Chi Tao Pan Shuwen Zhang Rafiq Hamdi Zherui Yin Huimin Yan Changzhen Yan Shixin Wu Rendong Li Jiuchun Yang Yinyin Dou Wenbin Wu Liqiao Liang Bao Xiang Shiqi Yang 2022National Science Review2022,9,1:13
11COVID-19 Super Spreading Event Amongst Elderly Individuals—Jilin Province,China,January 2021显示文摘Summary What is already known on this topic?Clusters of COVID-19 cases often happened in small settings(e.g.,families,offices,school,or workplaces)that facilitate person-to-person virus transmission,especially from a common exposure.What is added by this report?On January 10 and 11,2021,an individual gave three product promotional lectures in Tonghua City.Laishun Yao Mingyu Luo Tiewu Jia Xingang Zhang Zhulin Hou Feng Gao Xin Wang Xiaogang Wu Weihua Cheng Guoqian Li Jing Lu Bing Zhao Tao Li Enfu Chen Dapeng Yin Biao Huang 2021China CDC weekly2021,3,10:13
12Genome-Wide Expression Pattern Analyses of the Arabidopsis Leucine-Rich Repeat Receptor-Like Kinases显示文摘像受体的蛋白质 kinases (RLK ) 是在房间房间和房间环境通讯起关键作用的 transmembrane 蛋白质的一个大组。基于细胞外的领域结构, RLK 被分类进超过 21 个亚科,充满白氨酸的重复 RLK (LRR-RLKs ) 在象 Arabidopsis 和米饭那样的植物在之中属于最大的亚科。在 Arabidopsis,有近似 223LRR-RLKs,但是哪个中的仅仅大约 60 个机能上地迄今为止被描述了。为了系统地在调整调查 LRR-RLKs 的 theroles,种生长,开发,和压力改编,我们产生了 promoter::GUS 为在 Arabidopsis 的所有 223 LRR-RLK 基因的转基因的植物并且在各种各样的发展舞台分析了他们的详细表达式模式。Theresults 提供 forfunctionally 阐明的珍贵资源这个大、必要的发信号的蛋白质亚科。Yunzhe Wu Qingqing Xun Yi Guo Jinghua Zhang Kaili Cheng Tao Shi Kai He Suiwen Hou Xiaoping Gou Jia Li 2016Molecular Plant2016,9,2:13
13Stem cells and neurodegenerative diseases显示文摘Neurodegenerative diseases are characterized by the neurodegenerative changes or apoptosis of neurons involved in networks, which are important to specific physiological functions. With the de-velopment of old-aging society, the incidence of neurodegenerative diseases is on the increase. How-ever, it is difficult to diagnose for most of neurodegenerative diseases. At present, there are too few effective therapies. Advances in stem cell biology have raised the hope and possibility for the therapy of neurodegenerative diseases. Recently, stem cells have been widely attempted to treat neurodegen-erative diseases of animal model. Here we review the progress and prospects of various stem cells, including embryonic stem cells, mesenchymal stem cell and neural stem cells and so on, for the treatments of neurodegenerative diseases, such as Parkinson’s disease, Alzheimer’s disease, Hunt-ington’s disease and Amyotrophic lateral sclerosis/Lou Gehrig’s disease.HOU LingLing & HONG Tao Institute of Biological Science and Technology, Beijing Jiaotong University, Beijing 100044, China 2008Science China(Life Sciences)2008,51,4:12
14Circular RNA circVAPA promotes chemotherapy drug resistance in gastric cancer progression by regulating miR-125b-5p/STAT3 axis显示文摘BACKGROUND Gastric cancer(GC)is a prevalent malignancy,leading to a high incidence of cancer-associated death.Cisplatin(DDP)-based chemotherapy is the principal therapy for clinical GC treatment,but DDP resistance is a severe clinical challenge and the mechanism remains poorly understood.Circular RNAs(circRNAs)have been identified to play crucial roles in modulating the chemoresistance of gastric cancer cells.AIM To explore the effect of circVAPA on chemotherapy resistance during GC progression.METHODS The effect of circVAPA on GC progression and chemotherapy resistance was analyzed by MTT assay,colony formation assay,Transwell assay,wound healing assay,and flow cytometry analysis in GC cells and DDP resistant GC cell lines,and tumorigenicity analysis in nude mice in vivo.The mechanism was investigated by luciferase reporter assay,quantitative real-time PCR,and Western blot analysis.RESULTS CircVAPA expression was up-regulated in clinical GC tissues compared with normal samples.CircVAPA depletion inhibited proliferation,migration,and invasion and increased apoptosis of GC cells.The expression of circVAPA,STAT3,and STAT3 downstream genes was elevated in DDP resistant SGC7901/DDP cell lines.CircVAPA knockdown attenuated the DDP resistance of GC cells.Mechanically,circVAPA was able to sponge miR-125b-5p,and miR-125b-5p could target STAT3 in the GC cells.MiR-125b-5p inhibitor reversed circVAPA depletion-enhanced inhibitory effect of DDP on GC cells,and STAT3 knockdown blocked circVAPA overexpression-induced proliferation of DDPtreated SGC7901/DDP cells.The depletion of STAT3 and miR-125b-5p inhibitor reversed circVAPA depletion-induced GC cell apoptosis.Functionally,circVAPA contributed to the tumor growth of SGC7901/DDP cells in vivo.CONCLUSION CircVAPA promotes chemotherapy resistance and malignant progression in GC by miR-125b-5p/STAT3 signaling.Our findings present novel insights into the mechanism by which circVAPA regulates chemotherapy resistance of GC cells.CircVAPA and miR-125b-5p may be considered as the potential targets for GC therapy.Peng Deng Ming Sun Wen-Yan Zhao Bin Hou Kai Li Tao Zhang Feng Gu 2021World Journal of Gastroenterology2021,27,6:11
15Prognostic factors and staging systems of multiple myeloma:a single centre study in China显示文摘以前的研究为多重骨髓瘤关于合适的阶段系统发现了预示的因素而是没有一致的一个范围的背景被完成了。这研究探索了预示的因素为对在 1990 年 2 月之间的中国 patients.Methods 很合适的多重骨髓瘤发现一个阶段系统到 2004 年 8 月, 206 个病人(138 个男人和 68 个女人,意味着(59; ?????TAO Zhong-fei FU Wei-jun YUAN Zhen-gang WANG Dong-xing CHEN Yu-bao HOU Jian 2007Chinese Medical Journal2007,,19:10
16Intravitreal bevacizumab versus triamcinolone acetonide for macular edema due to branch retinal vein occlusion: a matched study显示文摘背景布朗奇网膜的静脉吸藏(BRVO ) 是普通网膜的脉管的混乱老并且两 intravitreal triamcinolone acetonide (TA ) 和 intravitreal bevacizumab 被报导有效。这研究的目的是为源于回顾地比较的 interventional 学习包括了的 BRVO.Methods 的有斑点的浮肿的治疗把 intravitreal bevacizumab 与 intravitreal TA 作比较 34 个 BRVO 病人( 1.25 mg bevacizumab )的一个 bevacizumab 组和 34 个 BRVO 病人( 4.0 mg TA )的一个 TA 组,并且二个组被基线最好匹配改正的视觉尖酸( BCVA )。考试被设计在每注射以后在 1 天, 3 天, 1 个月, 2 个月, 3 个月, 6 个月和 1 年被执行。吝啬的后续是(148.43HOU Jing TAO Yong JIANG Yan-rong LI Xiao-xin GAO Lei 2009Chinese Medical Journal2009,,22:10
17The Tunggurian Stage of the Continental Miocene in China显示文摘Tunggurian 年龄在 1984 被提名,并且中国的地层学上的第二个国家委员会正式建议了建立相应 chronostratigraphic 单位, Tunggurian 阶段,基于在 1999 的 Tunggurian 年龄。这个阶段的名字来自一个岩石层位学的单位, Tunggur 形成,和 stratotype 节在 Tunggur 台地被定位, Saihan Gobi 镇区的 15 km 东南, Sonid 左旗帜,内部蒙古。Tunggurian 年龄被相关到欧洲陆地哺乳动物年龄的 Astaracian,并且他们与 15.0 妈的年龄在 paleomagnetic Chron C5Bn.lr 的底分享更低的边界的一样的定义。在 Tunggur 台地的东南的边上的 Tairum 也不节,这条边界在红褐色的连续存款以内是位于的 Tunggur 形成的更低的部分的巨大的泥石头,与从在节的中间的部分的浅灰色白人的沙岩的底的 7.6 m 的距离。Tunggurian 近似在国际地层学的图表被相关到海洋的 Langhian 和海洋的 Serravallian 的上面的部分。Tunggurian 阶段包括二个晚第三纪哺乳动物动物区系的单位,即 NMU 6 (MN 6 ) 和 NMU 7 (MN 7/8 ) 。从 Tairum 也不节的 Tairum 也不动物志在 Tunggur 台地的西北的边上从地区对应于 NMU 6,和 Tunggur 动物志(senso stricto ) ,例如 Platybelodon 石场,狼营地和 Moergen,对应于 NMU 7。在在中国,从 Linxia 盆的 Laogou 动物志, Gansu,从 Lanzhou 盆的 Quantougou 动物志, Gansu,从北 Junggar 盆的 Halamagai 动物志, Xinjiang,和 Dingjiaergou 的中间的中新世的哺乳动物的动物志之中从 Tongxin 的动物志, Ningxia 对应于 NMU 6。DENG Tao HOU Sukuan WANG Hongjiang 2007Acta Geologica Sinica(English Edition)2007,81,5:10
18Efficacy and Safety of Teriflunomide in Chinese Patients with Relapsing Forms of Multiple Sclerosis: A Subgroup Analysis of the Phase 3 TOWER Study显示文摘Background:Disease-modifying therapy is the standard treatment for patients with multiple sclerosis (MS)in remission.The primary objective of the current analysis was to assess the efficacy and safety of two teriflunomide doses (7mg and 14mg)in the subgroup of Chinese patients with relapsing MS included in the TOWER study. Methods:TOWER was a multicenter,multinational,randomized, double-blind,parallel-group (three groups),placebo-controlled study.This subgroup analysis includes 148 Chinese patients randomized to receive either teriflunomide 7mg (n =51), teriflunomide 14mg (n=43),or placebo (n=54). Results:Of the 148patients in the intent-to-treat population, adjusted annualized-relapse rates were 0.63(95% confidence interval [CI]:0.44,0.92)in the placebo group,0.48(95%CI:0.33, 0.70)in the teriflunomide 7mg group,and 0.18(95%CI:0.09,0.36)in the terifltmomide 14mg group;this corresponded to a significant relative risk reduction in the teriflunomide 14mg group versus placebo (-71.2%,P =0.0012).Terifiunomide 14mg also tended to reduce 12-week confirmed disability worsening by 68.1% compared with placebo (hazard ratio:0.319,P =0.1194).There were no differences across all treatment groups in the proportion of patients with treatment-emergent adverse events (TEAEs;72.2% in the placebo group,74.5%in the teriflunomide 7mg group,and 69.8% in the teriflunomide 14mg group);corresponding proportions for serious adverse events were 11.1%,3.9%,and 11.6%,respectively.The most frequently reported TEAEs with teriflunomide versus placebo were neutropenia,increased alanine aminotransferase,and hair thinning. Conclusions:Teriflunomide was as effective and safe in the Chinese subpopulation as it was in the overall population of patients in the TOWER trial.Teriflunomide has the potential to meet unmet medical needs for MS patients in China.Wei Qiu De-Hui Huang Shi-Fang Hou Mei-Ni Zhang Tao Jin Hui-Qing Dong Hua Peng Chao-Dong Zhang Gang Zhao Yi-Ning Huang Dong Zhou Wei-Ping Wu Bao-Jun Wang Ji-Mei Li Xing-Hu Zhang Yan Cheng Hai-Feng Li Ling Li Chuan-Zhen Lu Xu Zhang Bi-Tao Bu Wan-Li Dong Dong-Sheng Fan Xue-Qiang Hu Xian-Hao Xu 2018Chinese Medical Journal2018,,23:10
19First line nucleos(t)ide analog monotherapy is more cost-effective than combination strategies in hepatitis B e antigen-positive chronic hepatitis B patients in China显示文摘Background:Nucleos(t)ide analog(NA)in combination with peginterferon(PegIFN)therapy in patients with hepatitis B e antigen(HBeAg)-positive chronic hepatitis B(CHB)shows better effectiveness than NA monotherapy in hepatitis B surface antigen loss,termed'functional cure,'based on previous published studies.However,it is not known which strategy is more cost-effective on functional cure.The aim of this study was to analyze the cost-effectiveness of first-line monotherapies and combination strategies in HBeAg-positive CHB patients in China from a social perspective.Methods:A Markov model was developed with functional cure and other five states including CHB,compensated cirrhosis,decompensated cirrhosis,hepatocellular carcinoma,and death to assess the cost-effectiveness of seven representative treatment strategies.Entecavir(ETV)monotherapy and tenofovir disoproxil fumarate(TDF)monotherapy served as comparators,respectively.Results:In the two base-case analysis,compared with ETV,ETV generated the highest costs with$44,210 and the highest quality-adjusted life-years(QALYs)with 16.78 years.Compared with TDF,treating CHB patients with ETV and NA-PegIFN strategies increased costs by$7639 and$6129,respectively,gaining incremental QALYs by 2.20 years and 1.66 years,respectively.The incremental cost-effectiveness ratios were$3472/QALY and$3692/QALY,respectively,which were less than one-time gross domestic product per capita.One-way sensitivity analysis and probabilistic sensitivity analyses showed the robustness of the results.Conclusion:Among seven treatment strategies,first-line NA monotherapy may be more cost-effective than combination strategies in HBeAg-positive CHB patients in China.Xue-Ru Yin Zhi-Hong Liu Jing Liu Yuan-Yuan Liu Li Xie Li-Bo Tao Ji-Dong Jia Fu-Qiang Cui Gui-Hua Zhuang Jin-Lin Hou 2019Chinese Medical Journal2019,,19:9
20Fabrication of asymmetric poly(m-phenylene isophthalamide)nanofiltration membrane for chromium(VI) removal显示文摘The feasibility of employing nanofiltration for the removal of chromium(VI) from wastewater was investigated. Poly (m-phenylene isophthalamide) (PMIA) was used to fabricate asymmetric nanofiltration membrane through the phase-inversion technique. Scanning electron microscopy (SEM) and atomic force microscopy (AFM) were used to characterize the obtained membrane, and the both confirmed a much smoother surface which could reduce membrane fouling. The PMIA membrane showed different rejections to electrolytes in a sequence of Na2SO4 > MgSO4 > NaCl > MgCl2, which was similar to the sequence of the negatively charged nanofiltration membranes. Separation experiments on chromium(VI) solution were conducted at various operating conditions, such as feed concentration, applied pressure and pH. It is concluded that chromium(VI) could be effectively removed from chromiumcontaining wastewater by the PMIA nanofiltration membranes while maintaining their pollution resistance under alkaline condition.Xiaojing Ren Changwei Zhao Songshan Du Tao Wang Zhaokun Luan Jun Wang Deyin Hou 2010Journal of Environmental Sciences2010,22,9:9
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