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130篇 您的检索式:作者名="Chun Deng"
    题名 作者 年代 出处 被引量
1Generation of iPSCs from mouse fibroblasts with a single gene, Oct4, and small molecules显示文摘由病毒的 transduction 的四抄写因素 Oct4, Klf4, Sox2 和 c-Myc 的介绍能导致体的房间的 reprogramming 进导致的 pluripotent 干细胞(iPSCs ) ,但是 iPSCs 的使用被病毒的交货系统的使用妨碍。导致化学药品的 reprogramming 把一条新奇途径提供给没有任何病毒的基于向量的基因修正,产生 iPSCs。尽管,以前的报告证明几个小分子能代替一些 reprogramming 因素至少二个抄写因素, Oct4 和 Klf4,仍然被要求从老鼠产生 iPSCs 胚胎的成纤维细胞。这里,我们识别特定的化学联合,它是足够的面对一个单个抄写因素从胚胎的老鼠和成年成纤维细胞允许 reprogramming, Oct4 在 20 天以内,代替 Sox2, Klf4 和 c-Myc。用这个处理产生的 iPSCs 类似于胚胎的干细胞以全球基因表示介绍的老鼠,在 vitro 并且在 vivo 的 epigenetic 地位和 pluripotency。我们也发现那 8 天 Oct4 正式就职是足够的面对小分子启用导致 Oct4 的 reprogramming,它建议 reprogramming 在开始的 8 天以内被开始并且独立于连续外长的 Oct4 表示。没有基因修正,这些发现将帮助 iPSCs 的未来产生,以及阐明位于 reprogramming 过程下面的分子的机制。Yanqin Li Qiang Zhang Xiaolei Yin Weifeng Yang Yuanyuan Du Pingping Hou Jian Ge Chun Liu Weiqi Zhang Xu Zhang Yetao Wu Honggang Li Kang Liu Chen Wu Zhihua Song Yang Zhao Yan Shi Hongkui Deng 2011Cell Research2011,21,1:51
2Calcium channel blockers reduce severe fever with thrombocytopenia syndrome virus (SFTSV) related fatality显示文摘Severe fever with thrombocytopenia syndrome (SFTS),an emerging tick-borne infectious disease caused by a novel phlebovirus (SFTS virus, SFTSV), was listed among the top 10 priority infectious diseases by the World Health Organization due to its high fatality of 12%-50% and possibility of pandemic transmission. Currently, effective anti-SFTSV intervention remains unavailable. Here, by screening a library of FDA-approved drugs, we found that benidipine hydrochloride, a calcium channel blocker (CCB), inhibited SFTSV replication in vitro. Benidipine hydrochloride was revealed to inhibit virus infection through impairing virus internalization and genome replication. Further experiments showed that a broad panel of CCBs, including nifedipine, inhibited SFTSV infection. The anti-SFTSV effect of these two CCBs was further an a lyzed in a humanized mouse model in which CCB treatment resulted in reduced viral load and decreased fatality rate. Importantly, by performing a retrospective clinical investigation on a large cohort of 2087 SFTS patients, we revealed that nifedipine administration enhaneed virus clearance, improved clinical recovery, and remarkably reduced the case fatality rate by >5-fold. These findings are highly valuable for developing potential host-oriented therapeutics for SFTS and other lethal acute viral infections known to be inhibited by CCBs in vitro.Hao Li Lei-Ke Zhang Shu-Fen Li Shao-Fei Zhang Wei-Wei Wan Yu-Lan Zhang Qi-Lin Xin Ke Dai Yuan-Yuan Hu Zhi-Bo Wang Xiang-Tao Zhu Yu-Jie Fang Ning Cui Pan-He Zhang Chun Yuan Qing-Bin Lu Jie-Ying Bai Fei Deng Geng-Fu Xiao Wei Liu Ke Peng 2019Cell Research2019,29,9:15
3Hollow TiO2-x porous microspheres composed of wellcrystalline nanocrystals for high-performance lithiumion batteries显示文摘Chun Wang Faxing Wang Yujuan Zhao Yuhui Li Qin Yue Yupu Liu Yong Liu Ahmed A. Elzatahry Abdullah Al-Enizi Yuping Wu Yonghui Deng Dongyuan Zhao 2016Nano Research2016,9,1:8
4Icariside Ⅱ inhibits lipopolysaccharide-induced inflammation and amyloid production in rat astrocytes by regulating IKK/IκB/NF-κB/BACE1 signaling pathway显示文摘β-amyloid(Aβ)is one of the inducing factors of astrocytes activation and neuroinflammation,and it is also a crucial factor for the development of Alzheimer’s disease(AD).Icariside II(ICS II)is an active component isolated from a traditional Chinese herb Epimedium,which has shown to attnuate lipopolysaccharide(LPS)-induced neuroinflammation through regulation of NF-κB signaling pathway.In this study we investigated the effects of ICS II on LPS-induced astrocytes activation and Aβaccumulation.Primary rat astrocytes were pretreated with ICS II(5,10,and 20μM)or dexamethasone(DXMS,1μM)for 1 h,thereafter,treated with LPS for another 24 h.We found that ICS II pretreatment dose dependently mitigated the levels of tumor necrosis factor-alpha(TNF-α),interleukin-1 beta(IL-1β),inducible nitric oxide synthase(iNOS),cyclooxygenase-2(COX-2)in the astrocytes.Moreover,ICS II not only exerted the inhibitory effect on LPS-induced IκB-αdegradation and NF-κB activation,but also decreased the levels of Aβ1–40,Aβ1–42,amyloid precursor protein(APP)and beta secretase 1(BACE1)in the astrocytes.Interestingly,molecular docking revealed that ICS II might directly bind to BACE1.It is concluded that ICS II has potential value as a new therapeutic agent to treat neuroinflammation-related diseases,such as AD.Yong Zheng Yan Deng Jian-mei Gao Chun Lv Ling-hu Lang Jing-shan Shi Chang-yin Yu Qi-hai Gong 2020Acta Pharmacologica Sinica2020,41,2:8
5Two new secoiridoid glycosides from the roots of Picrorhiza scrophulariiflora显示文摘从 Picrorhiza scrophulariiflora 的根,二新 secoiridoid glycosides,命名 picrosecosides 我和 II (1, 2 ) 被孤立。他们的结构根据化学药品和 spectropic 证据被阐明。Lian Chun Zou Tong Fei Zhu Shu Cai Gan Da Cheng Wang Yu Zhang Xu Ming Deng 2008Chinese Chemical Letters2008,19,10:8
6Sequential and Concomitant Therapy With Four Drugs Is Equally Effective for Eradication of H pylori Infection显示文摘Deng–Chyang Wu Ping–I. Hsu Jeng–Yih Wu Antone R. Opekun Chao–Hung Kuo I.–Chen Wu Sophie S.W. Wang Angela Chen Wen–Chun Hung David Y. Graham 2010Clinical Gastroenterology and Hepatology2010,,1:7
7Two new phenylethanoid glycosides and a new secoiridoid glycoside from the roots of Picrorhiza scrophulariiflora显示文摘二新 phenylethanoid glycosides,命名 scroside H (1 ) , scroside 我(2 ) ,并且新 secoiridoid glycoside,命名 picrogentioside 我(3 ) ,从地下被孤立 Picrorhiza scrophulariiflora 的部分。他们的结构根据分光镜的证据被阐明。Lian Chun Zou Zhi Hui Yan Tong Fei Zhu Hua Xiang Da Cheng Wang Xu Ming Deng 2010Chinese Chemical Letters2010,21,9:7
8Magnetic yolk-shell structured anatase-based microspheres loaded with Au nanoparticles for heterogeneous catalysis显示文摘磁性的蛋黄壳组织了基于锐钛矿的 microspheres 在磁铁矿粒子上通过连续、灵巧的大音阶的第五音胶化涂层被制作,由退火列在后面处理。在与金 nanoparticles 装载之上,获得的功能的磁性的 microspheres 在向苯乙烯氧化物与非凡的高变换(89.5%) 和选择(90.8%) 催化苯乙烯的 epoxidation 作为异构的催化剂显示出优异性能。这些迷人的材料的构造过程为创造另外的功能的 nanocomposites 展示许多含意,这被相信。Chun Wang Junchen Chen Xinran Zhou Wei Li Yong Liu Qin Yue Zhaoteng Xue Yuhui Li Ahmed A. Elzatahry Yonghui Deng Dongyuan Zhao 2015Nano Research2015,8,1:7
9Aurora-A modulates MMP-2 expression via AKT/NF-κB pathway in esophageal squamous cell carcinoma cells显示文摘食道的有鳞的房间癌(ESCC ) 是最普通的恶意之一。识别预言肿瘤前进和治疗学的分子的目标的新 markersfor 是必要的。它被报导了 Aurora-Aand 矩阵 metalloproteinases 的那 overexpressions (MMP-2 ) 2 可以支持肿瘤的恶意的发展。然而,关系 betweenAurora -- 在肿瘤病人的 A 和 MMP-2 表示没被调查。另外, Aurora-Aregulates MMP-2 表示不充分仍然是的内在的机制阐明了。在这研究,我们表明了那曙光 A, MMP-2 与配对的正常邻近的纸巾相比是 overexpressedin ESCC 纸巾(P ?Xiaoxia Wang Xiaozhong Li Chaohui Li Chun He Benhong Ren Oing Deng Wei Gao Binquan Wang 2016Acta Biochimica et Biophysica Sinica2016,48,6:6
10Analysis of Vitamin D Status in Men Highly Exposed to Sunlight显示文摘People living near the equator more easily obtain adequate 25-hydroxyvitamin D [25(OH)D]. However, studies indicated that vitamin D deficiency is common even in the sunniest areas. We mainly analyzed the vitamin D status and dietary patterns of men highly exposed to sunlight, and investigated the correlation of vitamin D status with dietary patterns and time for outdoor work or activities. The average vitamin D levels among men highly exposed to sunlight was sufficient, but parts of the population had vitamin D deficiency or insufficiency. Long-term vitamin D deficiency may correlate with obesity and hypertension. These results provide a scientific basis for future research.ZHANG Rong Hua HE Deng Hua ZHOU Biao ZHU Yi Bo ZHAO Dong HUANG Li Chun DING Gang Qiang 2015Biomedical and Environmental Sciences2015,28,12:5
11A continuous and high-efficiency process to separate coal bed methane with porous ZIF-8 slurry:Experimental study and mathematical modelling显示文摘Coal bed methane has been considered as an important energy resource.One major difficulty of purifying coal bed methane comes from the similar physical properties of CH_4 and N_2.The ZIF-8/water-glycol slurry was used as a medium to separate coal bed methane by fluidifying the solid adsorbent material.The sorption equilibrium experiment of binary mixture(CH_4/N_2)and slurry was conducted.The selectivity of CH_4 to N_2 is within the range of 2-6,which proved the feasibility of the slurry separation method.The modified Langmuir equation was used to describe the gas-slurry phase equilibrium behavior,and the calculated results were in good agreement with the experimental data.A continuous absorption-adsorption and desorption process on the separation of CH_4/N_2 in slurry is proposed and its mathematical model is also developed.Sensitivity analysis is conducted to determine the operation conditions and the energy performance of the proposed process was also evaluated.Feed gas contains 30 mol%of methane and the methane concentration in product gas is 95.46 mol%with the methane recovery ratio of 90.74%.The total energy consumption for per unit volume of product gas is determined as 1.846 kWh Nm^(-3).Experimental results and process simulation provide basic data for the design and operation of pilot and industrial plant.Wan Chen Xiaonan Guo Enbao Zou Mengling Luo Mengzijing Chen Mingke Yang Hai Li Chongzhi Jia Chun Deng Changyu Sun Bei Liu Lanying Yang Guangjin Chen 2020Green Energy & Environment2020,5,3:5
12An Evaluation of the Investment for Child Development in China显示文摘Objective This study estimated the investment in child development from three aspects-public health,public education,and family investment to establish the level of investment,to provide reference information for government decision making and to provide international comparisons.Methods Public investment in health was measured with macro data related to public health spending and child development in government expenditure.Public education investment was based on basic education data.Family investment evaluation was based on per capita family consumer spending data in different age groups to estimate the input for child development.Results Both public health investment level and the proportion of GDP rose for all age groups over time,but the overall investment level was still insufficient.Public investment in children's education has increased year by year,but the trends in all age groups are unbalanced with much lower investment in early childhood education.Private investment in children has increased over the period,but has declined as a percentage of GDP.International comparisons show that China's investment in child development is much lower than OECD countries.Conclusion The private investment in child development was the main way in China,with public finance contributing only a small proportion.Given the poor international comparisons,the government needs to review the balance of public investment to redirect more towards the development of children under the age of six to their health and education.ZHENG Xiao Ying CHEN Chun Ming HUANG Cheng Li Han You Li QIU Yue ZHANG Qian Deng CHEN He 2012Biomedical and Environmental Sciences2012,25,4:4
13Pluripotent Stem Cells Induced from Mouse Somatic Cells by Small-Molecule Compounds显示文摘Pingping Hou Yanqin Li Xu Zhang Chun Liu Jingyang Guan Honggang Li Ting Zhao Junqing Ye Weifeng Yang Kang Liu Jian Ge Jun Xu Qiang Zhang Yang Zhao Hongkui Deng 2013Science2013,,6146:4
14Evaluation of tungsten interatomic potentials for radiation damage simulations显示文摘The structure and properties of materials under neutron irradiation are an important basis in future fusion reactors.In the absence of fusion neutron sources for irradiation experiments,it is increasingly important and urgent to carry out neutron irradiation simulations on fusion reactor materials and then establish complete databases of defect properties and collisional cascades,where the first and foremost step is to select suitable interatomic potentials for atomistic-level simulations.In this work,six typic interatomic potentials for tungsten(W)are evaluated and reviewed systematically for radiation damage simulations.The relative lattice stability and elastic constants of bulk W are considered first with those potentials;then,the properties of point defects and defect clusters at interstitial sites and vacancies are obtained by molecular statics/dynam-ics simulations.The formation energies of interstitial/vacancy clusters,1/2<111>and<100>dislocation loops in W and the threshold displacement energies along different directions are also determined.In addition,the extended defects are further investigated,such as free surfaces and the energy profiles of 1/2<111>{110}and 1/2<111>{112}stacking faults.The current results provide a reference for selecting W potentials to simulate the radiation damage.Li‑Xia Liu Xiao‑Chun Li Yang‑Chun Chen Wang‑Yu Hu Guang‑Nan Luo Fei Gao Hui‑Qiu Deng 2020Tungsten2020,2,1:4
15A Discrete Element Analysis of the Sliding Friction Heat in High-Speed and Long-Runout Landslides显示文摘Earthquake is one of the main causes of high-speed and long-runout landslides.Generally,the heat generated in the sliding zone is significant in such devastating landslides.In this study,we establish a two dimensional slope model which includes 0.2 million elements to simulate the development of high speed and long-runout landslides using the discrete element software MatDEM.The model not only suggests that heat is produced by friction and fracturing,but also simulates the process of tension generation in cracks and the generation of a high heat zone near the sliding region.Besides,the heat field graph indicates a banded high heat belt that is related to the location of the thickest sliding body.The logarithms of the total calorific value and the highest value in the heat zone during the sliding process are linearly related to the logarithm of the landslide height.ZHU Yao ZHU Chengguang LIU Chun LIU Hui DENG Shang 2020Earthquake Research in China2020,34,1:3
16Sex Differences in Diagnosis and Clinical Phenotypes of Chinese Children with Autism Spectrum Disorder显示文摘The aim of this study was to explore the differences between boys and girls in the diagnosis and clinical phenotypes of autism spectrum disorder(ASD) in China's mainland. Children diagnosed with ASD(n = 1064, 228 females) were retrospectively included in the analysis. All children were assessed using the Autism Diagnostic Interview-Revised(ADI-R) and Autism Diagnostic Observation Schedule(ADOS). The results showed that girls scored significantly higher in ADI-R socioemotional reciprocity than boys, and also scored lower in ADI-R and ADOS restricted and repetitive behaviors(RRBs). Meanwhile, the proportions of girls who satisfied the diagnostic cut-off scores in the ADI-R RRBs domain were lower than in boys(P \ 0.05). Our results indicated that girls with ASD show greater socio-emotional reciprocity than boys. Girls also tended to show fewer RRBs than boys, and the type of RRBs in girls differ from those in boys. The ADI-R was found to be less sensitive in girls, particularly for assessment in the RRBs domain.Shihuan Wang Hongzhu Deng Cong You Kaiyun Chen Jianying Li Chun Tang Chaoqun Ceng Yuanyuan Zou Xiaobing Zou 2017Neuroscience Bulletin2017,33,2:3
17Isotope Geochronologic and Geochemical Constraints on the Magmatic Associations of the Collisional Orogenic Zone in the West Kunlun Orogen, China显示文摘The Jiajiwaxi pluton in the southern portion of the West Kunlun Range can be divided into two collision–related intrusive rock series, i.e., a gabbro–quartz diorite–granodiorite series that formed at 224±2.0 Ma and a monzonitic granite–syenogranite series that formed at 222±2.0 Ma. The systematic analysis of zircon U-Pb geochronology and bulk geochemistry is used to discuss the magmatic origin(material source and thermal source), tectonic setting, genesis and geotectonic implications of these rocks. The results of this analysis indicate that the parent magma of the first series, representing a transition from I-type to S-type granites, formed from thermally triggered partial melting of deep crustal components in an early island–arc–type igneous complex, similar to an I-type granite, during the continental collision orogenic stage. The parent magma of the second series, corresponding to an S-type granite, formed from the partial melting of forearc accretionary wedge sediments in a subduction zone in the late Palaeozoic–Triassic. During continued collision, the second series magma was emplaced into the first series pluton along a central fault zone in the original island arc region, forming an immiscible puncture-type complex. The deep tectonothermal events associated with the continent–continent collision during the orogenic cycle are constrained by the compositions and origins of the two series. The new information provided by this paper will aid in future research into the dynamic mechanisms affecting magmatic evolution in the West Kunlun orogenic belt.WANG Chan LIU Hao DENG Jianghong LIU Xianfan ZHAO Fufeng WANG Chun TIAN Xin 2018Acta Geologica Sinica(English Edition)2018,92,2:3
18Synthesis, characterization and antibacterial properties of multifunctional hindered amine light stabilizers显示文摘包含 N-halamine 一半的一系列新奇的妨碍的胺光 stabilizers 被设计并且综合。他们的结构被英尺红外, 1H NMR,和 MS 描绘。混合物对 Candida albicans,葡萄球菌 aureus,和 Escherichia coli 为抗菌剂活动被测试。在 0.5 mmol/L 的集中,这些混合物都对细菌的所有三种类型展出了令人满意的抗菌剂活动。Yi Deng Wei Chen Tao Yu Li Gong Chen Fang Liu Chun Wei Xin 2008Chinese Chemical Letters2008,19,9:3
19mTOR regulates TLR-induced c-fos and Th1 responses to HBV and HCV vaccines显示文摘Although IL-12 plays a critical role in priming Th1 and cytotoxic T lymphocyte(CTL) responses, Toll-like receptor(TLR) signaling only induces low amounts of IL-12 in dendritic cells and macrophages, implying the existence of stringent regulatory mechanisms. In this study, we sought to uncover the mechanisms underlying TLR-induced IL-12 expression and the Th1 response. By systemic screening, we identified a number of protein kinases involved in the regulation of TLRinduced IL-12 expression. In particular, PI3 K, ERK, and m TOR play critical roles in the TLR-induced Th1 response by regulating IL-12 and IL-10 production in innate immune cells. Moreover, we identified c-fos as a key molecule that mediates m TOR-regulated IL-12 and IL-10 expression in TLR signaling. Mechanistically, m TOR plays a crucial role in c-fos expression, thereby modulating NFκB binding to promoters of IL-12 and IL-10. By controlling the expression of a special innate gene program, m TOR can specifically regulate the TLR-induced T cell response in vivo. Furthermore, blockade of m TOR by rapamycin efficiently boosted TLR-induced antigen-specific T and B cell responses to HBV and HCV vaccines. Taken together, these results reveal a novel mechanism through which m TOR regulates TLR-induced IL-12 and IL-10 production, contributing new insights for strategies to improve vaccine efficacy.Li He Aiping Zang Min Du Dapeng Ma Chuanping Yuan Chun Zhou Jing Mu Huanjing Shi Dapeng Li Xulin Huang Qiang Deng Jianhua Xiao Huimin Yan Lijian Hui Ke Lan Sidong Xiong Xiaoxia Li Zhong Huang Hui Xiao 2015Virologica Sinica2015,30,3:2
20Fabrication of poly(2,6-pyridinedicarboxylic acid)/MWNTs modified electrode for simultaneous determination of guanine and adenine in DNA显示文摘制造(2,6-pyridinedicarboxylic 酸) poly, /MWNTs 修改了玻璃电极(PPDA/MWNTs/GCE ) 被建议并且为 guanine 和腺嘌的单个或同时的决心使用了。PPDA/MWNTs/GCE 的表演与周期的 voltammetry (CV ) 被描绘。修改电极为 guanine 和腺嘌的察觉展出了提高的 electrocatalytic 行为和好稳定性。微分脉搏 voltammetry (DPV ) 被用来决定 guanine 的集中,腺嘌。察觉限制(S/N = 3 ) 因为 guanine 和腺嘌分别地是 0.045 mol/L 和 0.05 mol/L。为在小牛胸腺 DNA 的 guanine 和腺嘌的测量的电气化学的方法也与这个修改电极被开发,结果是令人满意的。Ke Qin Deng Chun Xiang Li Yu Lin Ling Guo Rong Xu Xiao Fang Li 2011Chinese Chemical Letters2011,22,8:2
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