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| 1 | Transplantation of collagen scaffold with autologous bone marrow mononuclear cells promotes functional endometrium reconstruction via downregulating ΔNp63 expression in Asherman's syndrome显示文摘Asherman's syndrome(AS) is a common disease that presents endometrial regeneration disorder. However, little is known about its molecular features of this aregenerative endometrium in AS and how to reconstruct the functioning endometrium for the patients with AS. Here, we report that ΔNp63 is significantly upregulated in residual epithelial cells of the impaired endometrium in AS; the upregulated-ΔNp63 induces endometrial quiescence and alteration of stemness. Importantly, we demonstrate that engrafting high density of autologous bone marrow mononuclear cells(BMNCs) loaded in collagen scaffold onto the uterine lining of patients with AS downregulates ΔNp63 expression, reverses ΔNp63-induced pathological changes, normalizes the stemness alterations and restores endometrial regeneration. Finally, five patients achieved successful pregnancies and live births. Therefore, we conclude that ΔNp63 is a crucial therapeutic target for AS. This novel treatment significantly improves the outcome for the patients with severe AS. | Guangfeng Zhao Yun Cao Xianghong Zhu Xiaoqiu Tang Lijun Ding Haixiang Sun Juan Li Xinan Li Chenyan Dai Tong Ru Hui Zhu Jingjie Lu Caimei Lin Jingmei Wang Guijun Yan Huiyan Wang Lei Wang Yimin Dai Bin Wang Ruotian Li Jianwu Dai Yan Zhou Yali Hu | 2017 | Science China(Life Sciences)2017,60,4: | 39 |
| 2 | Reprogramming of ovine adult fibroblasts to pluripotency via drug-inducible expression of defined factors显示文摘在 enucleated 鸡蛋的体的房间的 Reprogramming 做了多丽,绵羊,在 1996 的第一个成功地克隆的哺乳动物。然而,绵羊的机制体的房间 reprogramming 还没被探讨了。而且,绵羊胚胎的茎(ES ) 细胞仍然不是可得到的,它限制精确修改基因的绵羊的产生。在这研究,我们报导体的房间能是的那只绵羊直接 reprogrammed 到导致的 pluripotent 用定义因素(Oct4, Sox2, c-Myc, Klf4, Nanog, Lin28, SV40 大 T 和 hTERT ) 的茎(iPS ) 房间。我们的观察显示从绵羊的体的细胞比从另外的种,在 iPS,细胞被报导了的体的细胞对改编更困难。我们证明绵羊 iPS 房间表示 ES 房间标记,包括碱的磷酸酶, Oct4, Nanog, Sox2, Rex1,阶段特定的胚胎的 antigen-1, TRA-1-60, TRA-1-81 和 E-cadherin。绵羊 iPS 房间展出了正常 karyotypes 并且能在 vitro 并且在 teratomas 区分进所有三细菌层。我们的学习可以帮助在绵羊揭示体的房间 reprogramming 的机制并且提供一个平台为绵羊 ES 房间探索文化条件。而且,绵羊 iPS 房间可以直接被用来产生精确修改基因的绵羊。 | Lei Bao Lixiazi He Jijun Chen Zhao Wu Jing Liao Lmgdun Rao Jiangtao Ren Hui Li Hui Zhu Lei Qian Yijun Gu Huimin Dai Xun Xu Jinqiu Zhou Wen Wang Chun Cui Lei Xiao | 2011 | Cell Research2011,21,4: | 32 |
| 3 | Effects of nitrogen level on yield and quality of japonica soft super rice显示文摘Although studies on the balance between yield and quality of japonica soft super rice are limited, they are crucial for super rice cultivation. In order to investigate the effects of nitrogen application rate on grain yield and rice quality, two japonica soft super rice varieties, Nanjing 9108(NJ 9108) and Nanjing 5055(NJ 5055), were used under seven N levels with the application rates of 0, 150, 187.5, 225, 262.5, 300, and 337.5 kg ha^(–1). With the increasing nitrogen application level, grain yield of both varieties first increased and then decreased. The highest yield was obtained at 300 kg ha^(–1). The milling quality and protein content increased, while the appearance quality, amylose content, gel consistency, cooking/eating quality, and rice flour viscosity decreased. Milling was significantly negatively related with the eating/cooking quality whereas the appearance was significantly positively related with cooking/eating quality. These results suggest that nitrogen level significantly affects the yield and rice quality of japonica soft super rice. We conclude that the suitable nitrogen application rate for japonica soft super rice, NJ 9108 and NJ 5055, is 270 kg ha^(–1), under which they obtain high yield as well as superior eating/cooking quality. | ZHU Da-wei ZHANG Hong-cheng GUO Bao-wei XU Ke DAI Qi-gen WEI Hai-yan GAO Hui HU Ya-jie CUI Pei-yuan HUO Zhong-yang | 2017 | Journal of Integrative Agriculture2017,16,5: | 31 |
| 4 | Sub-Lethal Effects of Fenvalerate on the Development, Fecundity, and Juvenile Hormone Esterase Activity of Diamondback Moth, Plutella xylostella (L.)显示文摘The toxicities of fenvalerate (20% EC) to the 3rd instar larvae of diamondback moth (DBM), Plutella xylostella (L.), reared on three host plants viz., radish, oilseed rape, and cabbage were tested. The LC50 values of fenvalerate to the 3rd instar larvae of DBM varied with host plants, however, there wasn’t any significant difference among them (P > 0.05). Similarly, DBM fed on three host plants had same pupal weight, pupal period, pupation rate, adult emergence rate, female ratio, and fecundity. The activity of juvenile hormone esterase (JHE, EC 3.1.1.1) in the 3rd instar larvae of DMB did not significantly vary with host plants, either. These suggested that DBM had similar fitness on the three host plant species. When fed on the host plants pretreated with fenvalerate at the concentrations equivalent to LC20, LC50 and LC80, the pupation rate, pupal weight, adult emergence rate, female ratio, fecundity, and JHE activity of the tested insects were declined as compared with insects in control treatments fed on the same host plant species. Furthermore, the pupal period of the tested insects was extended after fenvalerate treatment. The decrease in JHE activity after fenvalerate treatment in the tested insects could partly explain the changes in the mentioned growth parameters. Whether the role of fenvalerate in the inhibition of JHE activity could serve as a new way to control DBM needs further investigation. | WEI Hui WANG Juan LI Hong-shan DAI Hua-guo GU Xiao-jun | 2010 | Agricultural Sciences in China2010,9,11: | 18 |
| 5 | A Chromosome-Scale Genome Assembly of Paper Mulberry(Bmussonetia papyrifera)Provides New Insights into Its Forage and Papermaking Usage显示文摘Paper mulberry(Broussonetia papyrifera)is a well-known woody tree historically used for Cai Lun papermaking,one of the four great inventions of ancient China.More recently,Paper mulberry has also been used as forage to address the shortage of feedstuff because of its digestible crude fiber and high protein contents.In this study,we obtained a chromosome-scale genome assembly for Paper mulberry using integrated approaches,including Illumina and PacBio sequencing platform as well as Hi-C,optical,and genetic maps.The assembled Paper mulberry genome consists of 386.83 Mb,which is close to the estimated size,and 99.25%(383.93 Mb)of the assembly was assigned to 13 pseudochromosomes.Comparative genomic analysis revealed the expansion and contraction in the flavonoid and lignin biosynthetic gene families,respectively,accounting for the enhanced flavonoid and decreased lignin biosynthesis in Paper mulberry.Moreover,the increased ratio of syringyl-lignin to guaiacyl-lignin in Paper mulberry underscores its suitability for use in medicine,forage,papermaking,and barkcloth making.We also identified the rootassociated microbiota of Paper mulberry and found that Pseudomonas and Rhizobia were enriched in its roots and may provide the source of nitrogen for its stems and leaves via symbiotic nitrogen fixation.Collectively,these results suggest that Paper mulberry might have undergone adaptive evolution and recruited nitrogen-fixing microbes to promote growth by enhancing flavonoid production and altering lignin monomer composition.Our study provides significant insights into genetic basis of the usefulness of Paper mulberry in papermaking and barkcloth making,and as forage.These insights will facilitate further domestication and selection as well as industrial utilization of Paper mulberry worldwide. | Xianjun Peng Hui Liu Peilin Chen Feng Tang Yanmin Hu Fenfen Wang Zhi Pi Meiling Zhao Naizhi Chen Hui Chen Xiaokang Zhang Xueqing Yan Min Liu Xiaojun Fu Guofeng Zhao Pu Yao Lili Wang He Dai Xuming Li Wei Xiong Wencai Xu Hongkun Zheng Haiyan Yu Shihua Shen | 2019 | Molecular Plant2019,12,5: | 18 |
| 6 | Collagen-binding basic fibroblast growth factor improves functional remodeling of scarred endometrium in uterine infertile women: a pilot study显示文摘Intrauterine adhesion(IUA) is a common cause of uterine infertility and one of the most severe clinical features is endometrial fibrosis namely endometrial scarring for which there are few cures currently. Blocked angiogenesis is the main pathological change in the scarred endometrium. The fibroblast growth factor 2(b FGF), a member of FGF family, is usually applied to promote healing of refractory ulcer and contributes to angiogenesis of tissues. In this study, the sustained-release system of b FGF100 μg was administrated around scarred endometrium guiding by ultrasound every 4 weeks in 18 patients(2–4 times). Results showed that after treatment, the menstrual blood volume, endometrial thickness and the scarred endometrial area were improved.Histological study showed blood vessel density increased obviously. Three patients(3/18) achieved pregnancy over 20 gestational weeks. Therefore, administrating the b FGF surrounding scarred endometrium may provide a new therapeutic approach for the patients with endometrial fibrosis. | Peipei Jiang Xiaoqiu Tang Huiyan Wang Chenyan Dai Jing Su Hui Zhu Minmin Song Jingyu Liu Ziqing Nan Tong Ru Yaling Li Jingmei Wang Jun Yang Bing Chen Jianwu Dai Yali Hu | 2019 | Science China(Life Sciences)2019,62,12: | 16 |
| 7 | Influence of whole peptidoglycan of bifidobacterium on cytotoxic effectors produced by mouse peritoneal macrophages显示文摘INTRODUCTIONBifidobacteria are physiologically beneficial bacteria which are perdominant in human intestine ,and possess the most important functions .They play an important role in maintaining microbial balance of the intestine .Furthermore , their presence is thought to be an important indication of health of the body [1-4].Whole peptidoglycan ( WPG) is the major component in the cell wall of bifidobacterium ,which is also a biological responsemodifier with nontoxic side dffcets. | Li Sheng Wang~1 Hui Ming Zhu~1 Dian Yuan Zhou~2 Yu Lin Wang~1 Wan Dai Zhang~2 ~1Departrnent of Gastroenterology,Shenzhen Municipal People’s Hospital,Jinan University of Medical Sciences,Shenzhen 518020,Guangdong Province,China ~2Chinese PLA Institute of Digestion,the First Military Medical University,Guangzhou 510515,Guangdong Province,ChinaLi Sheng Wang graduated and obtained Ph.D,from the First Military Medical University in 1998,now working at Department of Gastroenterology,Shenzhen Municipal People’s Hospital.Jinan University of Medical Sciences.having 35 papers published. | 2001 | World Journal of Gastroenterology2001,7,3: | 15 |
| 8 | H2A.Z Represses Gene Expression by Modulating Promoter Nucleosome Structure and Enhancer Histone Modifications in Arabidopsis显示文摘 | Xiaozhuan Dai Youhuang Bai Lihua Zhao Xianying DOU Yanhui Liu Lulu Wang Yi Li Weimin Li Yanan Hui Xinyu Huang Zonghua Wang Yuan Qin | 2017 | Molecular Plant2017,10,10: | 14 |
| 9 | HBV DNA level and antigen concentration in evaluating liver damage of patients with chronic hepatitis B显示文摘OBJECTIVE: To investigate the correlations between HBV DNA levels and viral antigen concentrationsin patients with chronic hepatitis B and their significance in clinical practice.METHODS: The HBV DNA levels and serological markers of 118 patients with chronic hepatitis B and87 patients with liver cirrhosis who had not been treated with antiviral drugs were determined as well asthe other parameters relevant to liver function.RESULTS: The HBV DNA levels of the patients with chronic hepatitis anti cirrhosis were expressed asgeometric mean±SD, 3.83×10~6±1.34 copies/ml anti 6.98×10~5±1.29 copies/ml, and their HBeAgconcentrations expressed as the luminescent values rate of sample to control (s/co) were 35.40±1.26and 4.05±1.28, respectively. The HBV DNA levels in HBeAg positive group were significantly higherthan those in HBeAg negative group (P<0.0001). The correlation coefficient between HBV DNA leveland HBeAg or HBsAg concentration was only O. 273 anti -0.12. During the recovery of hepatic function,the reduction of ALT or AST in patients with high viral content was significantly lower than that in patientswith low viral content. No correlation was observed between HBV DNA and ALT levels.CONCLUSION: There are significant correlations between HBV DNA level anti HBeAg concentration,but the coefficient is lower. HBV DNA level is not significantly related to ALT, but it could affect therecovery of liver function. | Yao Xie Hui Zhao Wang-Su Dai Dao-Zhen Xu the Department of Infectious Diseases, Beijing Ditan Hospital. Beijing 100011, China | 2003 | Hepatobiliary & Pancreatic Diseases International2003,2,3: | 14 |
| 10 | Forest fire risk zone mapping from satellite images and GIS for Baihe Forestry Bureau, Jilin, China显示文摘森林火能不管它是否被自然力量或人的活动引起是真实生态的灾难,印射森林火风险地区最小化火的频率是可能的,避免损坏,等等。集成遥感和 CIS 的一个方法被发展并且适用于森林火风险地区在这篇论文为 Baihe 林地局印射。卫星图象被解释并且分类产生植被类型层和土地利用层(道路,解决和农田) 。地志的层(斜坡,方面和高度) 从 DEM 被导出。题目、地志的信息被使用弧 / 信息 GISsoftware 分析。福雷斯特火风险地区被根据他们的敏感把主观重量分到所有层(来自道路,农田和解决的植被类型,斜坡,方面,高度和距离) 的班到火或他们的导致火的能力描出。森林火风险从的 Fivecategories 对很高很低自动地被导出。学习区域的 Themapping 结果被发现在对实际 fire-affectedsites 的强壮的同意。 | XU Dong DAI Li-min SHAO Guo-fan TANG Lei WANG Hui | 2005 | Journal of Forestry Research2005,16,3: | 14 |
| 11 | Manufacture and Performance of Ionic Polymer-Metal Composites显示文摘Ion-exchange Polymer Metal Composites(IPMC) are a new class of intelligent material that can be used effectively as actuators and artificial muscles. IPMC was fabricated and its displacement and force characteristics were investigated with respect to voltage,frequency and waveform of the controlling signal. A square waveform input generated slightly larger dis-placement and force than sinusoidal or triangular waveform. When the voltage was increased and the frequency was decreased,displacement and force were both increased. However,although the bending deformation of IPMC was large,the output force was much lower than we expected. Improvement of the force output is key and is the main obstacle to be overcome in order to make IPMC of practical use. | Min Yu Hui Shen Zhen-dong Dai | 2007 | Journal of Bionic Engineering2007,4,3: | 14 |
| 12 | De novo mutation in ATP6V1B2 impairs lysosome acidification and causes dominant deafness-onychodystrophy syndrome显示文摘 | Yongyi Yuan Jianguo Zhang Qing Chang Jin Zeng Feng Xin Jianjun Wang Qingyan Zhu Jing Wu Jingqiao Lu Weiwei Guo Xukun Yan Hui Jiang Binfei Zhou Qi Li Xue Gao Huijun Yuan Shiming Yang Dongyi Han Zixu Mao Ping Chen Xi Lin Pu Dai | 2014 | Cell Research2014,24,11: | 13 |
| 13 | Efficacy analysis of flexible neuroendoscopy combined with dry-field techniques in the treatment of chronic subdural hematoma显示文摘Chronic subdural hematoma (CSDH) is a common and frequently occurring disease in neurosurgery, whose incidence accounts for around 10% of all intracranial hematomas. There have been many theories about the mechanism of CSDH, including acute subdural hematoma, slow hemorrhage after bridge vein injury, and traumatic subdural effusion evolution With improvements in medical imaging technology and related basic research, the perception of CSDH as an inflammatory vascular proliferative disease has gradually reached consensus In addition to head trauma, brain atrophy leading to expanded subdural space is the premise and primary reason for the occurrence of CSDH in the older adult population. | Feng Guan Wei-Cheng Peng Hui Huang Bin Dai Guang-Tong Zhu Zhi-Yong Xiao Bei-Bei Mao Zhen-Yang Lin Quan Zhou Ya-Ping Wei Zhi-Qiang Hu | 2019 | Chinese Medical Journal2019,,11: | 12 |
| 14 | Efficacy 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;http://gffzz90ed6ce9d87f4798sxkv5qoc560kp6xuc.ffgz.tsg.suse.edu.cn Clinical Trial Registry No.ChiCTR-TRC-14004276;http://gffzz62a03ee25e6f4a77hxkv5qoc560kp6xuc.ffgz.tsg.suse.edu.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 | 2020 | Chinese Medical Journal2020,,24: | 10 |
| 15 | Chromosome-Level Reference Genome and Population Genomic Analysis Provide Insights into the Evolution and Improvement of Domesticated Mulberry (Morns alba)显示文摘Mulberry(Morns spp.)is the sole plant consumed by the domesticated silkworm.However,the genome of domesticated mulberry has not yet been sequenced,and the ploidy level of this species remains unclear.Here,we report a high-quality,chromosome-level domesticated mulberry(Morus alba)genome.Analysis of genomic data and karyotype analyses confirmed that M.alba is a diploid with 28 chromosomes(2/7=2x=28).Population genomic analysis based on resequencing of 134 mulberry accessions classified domesticated mulberry into three geographical groups,namely,Taihu Basin of southeastern China(Hu mulberry),northern and southwestern China,and Japan.Hu mulberry had the lowest nucleotide diversity among these accessions and demonstrated obvious signatures of selection associated with environmental adaptation.Further phylogenetic analysis supports a previous proposal that multiple domesticated mulberry accessions previously classified as different species actually belong to one species.This study expands our understanding of genome evolution of the genus Morus and population structure of domesticated mulberry,which would facilitate mulberry breeding and improvement. | Feng Jiao Rongsong Luo Xuelei Dai Hui Liu Gang Yu Shuhua Han Xin Lu Chao Su Qi Chen Qinxia Song Caiting Meng Fanghong Li Hongmei Sun Rui Zhang Tian Hui Yonghua Qian Aichun Zhao Yu Jiang | 2020 | Molecular Plant2020,13,7: | 10 |
| 16 | High-performance silicon−graphene hybrid plasmonic waveguide photodetectors beyond 1.55μm显示文摘Graphene has attracted much attention for the realization of high-speed photodetection for silicon photonics over a wide wavelength range.However,the reported fast graphene photodetectors mainly operate in the 1.55μm wavelength band.In this work,we propose and realize high-performance waveguide photodetectors based on bolometric/photoconductive effects by introducing an ultrathin wide silicon−graphene hybrid plasmonic waveguide,which enables efficient light absorption in graphene at 1.55μm and beyond.When operating at 2μm,the present photodetector has a responsivity of ~70 mA/W and a setup-limited 3 dB bandwidth of >20 GHz.When operating at 1.55μm,the present photodetector also works very well with a broad 3 dB bandwidth of >40 GHz(setup-limited)and a high responsivity of ~0.4 A/W even with a low bias voltage of−0.3 V.This work paves the way for achieving highresponsivity and high-speed silicon-graphene waveguide photodetection in the near/mid-infrared ranges,which has applications in optical communications,nonlinear photonics,and on-chip sensing. | Jingshu Guo Jiang Li Chaoyue Liu Yanlong Yin Wenhui Wang Zhenhua Ni Zhilei Fu Hui Yu Yang Xu Yaocheng Shi Yungui Ma Shiming Gao Limin Tong Daoxin Dai | 2020 | Light(Science & Applications)2020,9,1: | 10 |
| 17 | Baihui(DU20)-penetrating-Qubin(GB7) acupuncture inhibits apoptosis in the perihemorrhagic penumbra显示文摘Baihui(DU20)-penetrating-Qubin(GB7) acupuncture can inhibit inflammatory reactions and activate signaling pathways related to proliferation after intracerebral hemorrhage.However,there is no research showing the relationship between this treatment and cell apoptosis.Rat models of intracerebral hemorrhage were established by injecting 60 μL of autologous blood into the right side of the caudate-putamen.Six hours later,the needle traveled subcutaneously from the Baihui acupoint to Qubin acupoint.The needle was alternately rotated(180 ± 10 turns/min) manually along clockwise and counter-clockwise directions.Stimulation lasted for 7 days,and was performed three times each for 6 minutes with 6-minute intervals between stimulations.Rats intraperitoneally receiving Sonic hedgehog pathway activator,purmorphamine(1 mg/kg per day),served as positive controls.Motor and sensory function were assessed using the Ludmila Belayev test.Extent of pathological changes were measured in the perihemorrhagic penumbra using hematoxylin-eosin staining.Apoptosis was examined by terminal deoxynucleotidyl transferase(Td T)-mediated d UTP nick end labeling assay.Expression of smoothened(Smo) and glioma-associated homolog 1(Gli1) was determined by western blot assay.Our results showed that Baihui-penetrating-Qubin acupuncture promoted recovery of motor and sensory function,reduced the apoptotic cell percentage in the perihemorrhagic penumbra,and up-regulated Smo and Gli1 expression.We conclude that Baihui-penetrating-Qubin acupuncture can mitigate hemorrhage and promote functional recovery of the brain in a rat model of intracerebral hemorrhage,possibly by activating the Sonic hedgehog pathway. | Beng Zhang Xiao-Hong Dai Xue-Ping Yu Wei Zou Wei Teng Xiao-Wei Sun Wei-Wei Yu Hao Liu Hui Wang Meng-Juan Sun Meng Li | 2018 | Neural Regeneration Research2018,13,9: | 9 |
| 18 | Dynamic deformation behavior of a face-centered cubic FeCoNiCrMn high-entropy alloy显示文摘In this study, mechanical tests were conducted on a face-centered cubic Fe Co Ni Cr Mn high-entropy alloy,both in tension and compression, in a wide range of strain rates(10^(-4)–10~4 s^(-1)) to systematically investigate its dynamic response and underlying deformation mechanism. Materials with different grain sizes were tested to understand the effect of grain size, thus grain boundary volume, on the mechanical properties. Microstructures of various samples both before and after deformation were examined using electron backscatter diffraction and transmission electron microscopy. The dislocation structure as well as deformation-induced twins were analyzed and correlated with the measured mechanical properties.Plastic stability during tension of the current high-entropy alloy(HEA), in particular, at dynamic strain rates, was discussed in lights of strain-rate sensitivity and work hardening rate. It was found that, under dynamic conditions, the strength and uniform ductility increased simultaneously as a result of the massive formation of deformation twins. Specifically, an ultimate tensile strength of 734 MPa and uniform elongation of $63% are obtained at 2.3 × 10~3 s^(-1), indicating that the alloy has great potential for energy absorption upon impact loading. | Junyang He Qi wang Husheng Zhang Lanhong Dai Toshiji Mukai Yuan Wu Xiongjun Liu Hui Wang Tai-Gang Nieh Zhaoping Lu | 2018 | Science Bulletin2018,63,6: | 9 |
| 19 | State-of-the-art review of the development and application of bridge rotation construction methods in China显示文摘This work provides a comprehensive review of the development and applications of bridge rotation construction methods(BRMs) and related critical construction technologies in China. A brief history of BRMs and an outline of their categories,including the rotating structural system, are given first. Subsequently, a discussion on the recent practice of BRMs in China is carried out from three types of bridges:(1) continuous beam and rigid frame bridges;(2) arch bridges;(3) cable-stayed bridges.For each group, a survey of the vital bridge cases that have adopted BRMs in China in the past two decades is provided. Key parameters, including the structure weight of rotation, maximum cantilever span, and rotation duration, are also compared and discussed. Afterward, the principles and applications of the weighing test and the spherical hinge stability, which are both related to the safety of the horizontal rotation construction process, are analyzed in the paper. Additionally, the limitations of BRMs are presented and discussed, and the article concludes with a summary of the current use and future trend of BRMs. The information and experience of BRMs provided in this work can be referenced by engineers and researchers who are devoted to the construction of bridges. | SU Miao WANG Jun PENG Hui CAI CS DAI GongLian | 2021 | Science China(Technological Sciences)2021,64,6: | 9 |
| 20 | Clinical and Radiological Profile of Acute Fibrinous and Organizing Pneumonia: A Retrospective Study显示文摘 | Jing-Hong Dai Hui Li Wei Shen Li-Yun Miao Yong-Long Xiao Mei Huang Meng-Shu Cao Yang Wang Bin Zhu Fan-Qing Meng Hou-Rong Cai | 2015 | Chinese Medical Journal2015,,20: | 9 |