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13D bioactive composite scaffolds for bone tissue engineering显示文摘Bone is the second most commonly transplanted tissue worldwide,with over four million operations using bone grafts or bone substitute materials annually to treat bone defects.However,significant limitations affect current treatment options and clinical demand for bone grafts continues to rise due to conditions such as trauma,cancer,infection and arthritis.Developing bioactive three-dimensional(3D)scaffolds to support bone regeneration has therefore become a key area of focus within bone tissue engineering(BTE).A variety of materials and manufacturing methods including 3D printing have been used to create novel alternatives to traditional bone grafts.However,individual groups of materials including polymers,ceramics and hydrogels have been unable to fully replicate the properties of bone when used alone.Favourable material properties can be combined and bioactivity improved when groups of materials are used together in composite 3D scaffolds.This review will therefore consider the ideal properties of bioactive composite 3D scaffolds and examine recent use of polymers,hydrogels,metals,ceramics and bio-glasses in BTE.Scaffold fabrication methodology,mechanical performance,biocompatibility,bioactivity,and potential clinical translations will be discussed.Gareth Turnbull Jon Clarke Frederic Picard Philip Riches Luanluan Jia Fengxuan Han Bin Li Wenmiao Shu 2018Bioactive Materials2018,3,3:40
2m^6A mRNA methylation sustains Treg suppressive functions显示文摘Jiyu Tong Guangchao Cao Ting Zhang Esen Sefik Maria Carolina Amezcua Vesely James P Broughton Shu Zhu Huabin Li Bin Li Lei Chen Howard Y Chang Bing Su Richard A Flavell Hua-Bing Li 2018Cell Research2018,28,2:30
3Dihydromyricetin inhibits migration and invasion of hepatoma cells through regulation of MMP-9 expression显示文摘AIM:To investigate the effects of dihydromyricetin(DHM)on the migration and invasion of human hepatic cancer cells.METHODS:The hepatoma cell lines SK-Hep-1 and MHCC97L were used in this study.The cells were cultured in RPIM-1640 medium supplemented with 10%fetal bovine serum at 37℃in a humidified 5%CO2incubator.DHM was dissolved in dimethyl sulfoxide and diluted to various concentrations in medium before applying to cells.MTT assays were performed to measure the viability of the cells after DHM treatment.Wound healing and Boyden transwell assays were used to assess cancer cell motility.The invasive capacity of cancer cells was measured using Matrigel-coated transwell chambers.Matrix metalloproteinase(MMP)-2/9 activity was examined by fluorescence analysis.Western blot was carried out to analyze the expression of MMP-2,MMP-9,p-38,JNK,ERK1/2 and PKC-δproteins.All data were analyzed by Student’s t tests in GraphPad prism 5.0software and are presented as mean±SD.RESULTS:DHM was found to strongly inhibit the migration of the hepatoma cell lines SK-Hep-1(without DHM,24 h:120±8μmol/L vs 100μmol/L DHM,24h:65±10μmol/L,P<0.001)and MHCC97L(without DHM,24 h:126±7μmol/L vs 100μmol/L DHM,24h:74±6μmol/L,P<0.001).The invasive capacity of the cells was reduced by DHM treatment(SK-Hep-1cells without DHM,24 h:67±4μmol/L vs 100μmol/L DHM,24 h:9±3μmol/L,P<0.001;MHCC97L cells without DHM,24 h:117±8μmol/L vs 100μmol/L DHM,24 h:45±2μmol/L,P<0.001).MMP2/9 activity was also inhibited by DHM exposure(SK-Hep-1 cells without DHM,24 h:600±26μmol/L vs 100μmol/L DHM,24 h:100±6μmol/L,P<0.001;MHCC97L cells without DHM,24 h:504±32μmol/L vs 100μmol/L DHM 24 h:156±10μmol/L,P<0.001).Western blot analysis showed that DHM decreased the expression level of MMP-9 but had little effect on MMP-2.Further investigation indicated that DHM markedly reduced the phosphorylation levels of p38,ERK1/2 and JNK in a concentration-dependent manner but had no impact on the total protein levels.In addition,PKC-δprotein,a key protein in the regulation of MMP family protein expression,was up-regulated with DHM treatment.CONCLUSION:These findings demonstrate that DHM inhibits the migration and invasion of hepatoma cells and may serve as a potential candidate agent for the prevention of HCC metastasis.Qing-Yu Zhang Ran Li Guo-Fang Zeng Bin Liu Jie Liu Yang Shu Zhong-Kao Liu Zhi-Dong Qiu Dong-Jun Wang Hui-Lai Miao Ming-Yi Li Run-Zhi Zhu 2014World Journal of Gastroenterology2014,20,29:23
4Removal of metals by sorghum plants from contaminated land显示文摘The growth of high biomass crops facilitated by optimal of agronomic practices has been considered as an alternative to phytoremediation of soils contaminated by heavy metals. A field trial was carried out to evaluate the phytoextraction effciency of heavy metals by three varieties of sweet sorghum (Sorghum biocolor L.), a high biomass energy plant. Ethylene diamine tetraacetate (EDTA), ammonium nitrate (NH4NO3) and ammonium sulphate ((NH4)2SO4) were tested for their abilities to enhance the removal of heavy metals Pb, Cd, Zn, and Cu by sweet sorghum from a contaminated agricultural soil. Sorghum plants always achieved the greatest removal of Pb by leaves and the greatest removal of Cd, Zn and Cu by stems. There was no significant difference among the Keller, Rio and Mray varieties of sweet sorghums in accumulating heavy metals. EDTA treatment was more effcient than ammonium nitrate and ammonium sulphate in promoting Pb accumulation in sweet sorghum from the contaminated agricultural soil. The application of ammonium nitrate and ammonium sulphate increased the accumulation of both Zn and Cd in roots of sorghum plants. Results from this study suggest that cropping of sorghum plants facilitated by agronomic practices may be a sustainable technique for partial decontamination of heavy metal contaminated soils.ZHUANG Ping SHU Wensheng LI Zhian LIAO Bin LI Jintian SHAO Jingsong 2009Journal of Environmental Sciences2009,21,10:16
5A radiomic nomogram based on an apparent diffusion coefficient map for differential diagnosis of suspicious breast findings显示文摘Objective: To develop and validate a radiomic nomogram based on an apparent diffusion coefficient(ADC) map for differentiating benign and malignant lesions in suspicious breast findings classified as Breast Imaging Reporting and Data System(BI-RADS) category 4 on breast magnetic resonance imaging(MRI).Methods: Eighty-eight patients diagnosed with BI-RADS 4 findings on breast MRI in the First Affiliated Hospital of China Medical University from December 2014 to December 2015 were retrospectively analyzed in this study. Sixty-three were randomized electronically to establish forecasting models, and the other 25 were used for validation. Radiomic features based on the ADC map were generated automatically by Artificial Intelligence Kit software(A.K. software; GE Healthcare, China). Feature reduction was conducted using the Mann-Whitney test and Spearman correlation after pre-treatment. A prediction model of ADC radiomics was established by logistic linear regression and cross-validation. A nomogram was established based on ADC radiomic features,pharmacokinetics and clinical features, including the morphology and ADC value for breast BI-RADS 4 lesions on MRI.Results: A total of 396 radiomic features were extracted automatically by the A.K. software. Five features were selected after pre-processing, Mann-Whitney tests and Spearman correlation analysis. The area under the ROC curve of the prediction model comprising ADC radiomic features was 0.79 when the cutoff value was 0.45, and the accuracy, sensitivity and specificity were 80.0%, 0.813 and 0.778, respectively. A visualized differential nomogram based on the radiomic score, pharmacokinetics and clinical features was established. The decision curve showed good consistency.Conclusions: ADC radiomic features could provide an important reference for differential diagnosis between benign and malignant lesions in suspicious BI-RADS 4 lesions. The visualized nomogram based on ADC radiomic features, pharmacokinetics and clinical features may have good prospects for clinical application.Bin Hu Ke Xu Zheng Zhang Ruimei Chai Shu Li Lina Zhang 2018Chinese Journal of Cancer Research2018,30,4:15
6Chinese herbal formula Fuzheng Huayu alleviates CCl4-induced liver fibrosis in rats: a transcriptomic and proteomic analysis显示文摘Shu DONG Fei-fei CAI Qi-long CHEN Ya-nan SONG Yang SUN Bin WEI Xiao-yan LI Yi-yang HU Ping LIU Shi-bing SU 2018Acta Pharmacologica Sinica2018,39,6:15
7Effect of Bacillus mucilaginosus on weathering of phosphorite and a preliminary analysis of bacterial proteins显示文摘The authors investigated the effect of Bacillus mucilaginosus on weathering of phosphorite. Analysis of different proteins was of significance in exploring the molecular biological mechanism in the bacterial weathering process. The concrete methods are described as follows: Mineral powder was put into liquid culture medium and B. mucilaginosus was incubated in the medium. The control (group) had no mineral powder in the medium. The treatments and controls were cultured simultaneously under the same condition. In a few days, the supernatant was filtrated, the main cations (Ca2+, Mg2+, Na+, Mn2+, Al3+, Fe3+, K+) were measured by ICP-OES, and the contents of water soluble phosphorus (Pws) and silicon (Siws) were determined by colorimetry. The residual solid was weighed on the filter paper, followed by digestion with concentrated HNO3. The concentrations of the main cations and Pws, Siws in the digest liquid were measured by using the method mentioned above. After the supernatant was centrifuged, the precipitation was used to analyze the protein differences between the treatment groups and the control groups by 2-dimentional gel electrophoresis (2-DE). The experimental results showed that apatite and quartz were partially weathered, but kaolinite was dissolved completely. The population of bacteria increased when mineral powder was added in the liquid medium. Software analysis and comparison of the 2-DE pictures of bacterial proteins revealed 1134 visible protein spots in the treatment group, and 729 visible protein spots in the control group. To compare the bacterial protein expression contents of the treatment group with those of the control group, there were 496 different protein spots, including 214 protein spots which indicated that the protein contents increased, 75 protein spots were indicative of a decrease, and 207 proteins were newly synthesized. It is proposed that the increased bacterial contents may be related to some protein expression and activation after the input of mineral powder. Newly synthesized proteins, the increase of expression contents and the reduction of proteins may be connected with bacterial metabolic regulations, cell activation and signal transmission.CHEN Shu LIAN Bin LIU Congqiang 2008Chinese Journal Of Geochemistry2008,27,2:14
8Prognostic evaluation of postoperative adjuvant therapy for operable cervical cancer:10 years'experience of National Cancer Center in China显示文摘Objective: The aim of this study was to investigate the prognostic factors and to evaluate the impact of adjuvant therapy on clinical outcome for early-stage cervical cancer.Methods: The clinical-pathological data of all 1,335 patients with the International Federation of Gynecology and Obstetrics(FIGO) Ib–IIa cervical cancer treated with primary radical surgery at the Chinese National Cancer Center between May 2007 and Dec 2013 were retrospectively reviewed.The median follow-up was 70 months.Results: Of all the patients,61.6% of the cases received adjuvant therapy,with 5-year disease-free survival(DFS)of 92.1% and 5-year overall survival(OS) of 95.0%.In multivariate analysis,differentiation of G3(P<0.05),lymph node metastasis(LNM,P<0.05) and lymphovascular space invasion(LVSI,P<0.05) were independent predictors for OS,while LNM(P<0.05),deep stroma invasion(DSI,P<0.05) and LVSI(P<0.05) were independent factors for DFS.The samples were stratified by histologic type,and cervical squamous cell carcinoma(SCC) was found to share the same independent factors except for differentiation of OS.As to patients with cervical adenocarcinoma/adenosquamous carcinoma(AC/ASC),differentiation was the independent predictor of OS(P<0.05); and LVSI of DFS(P<0.05).Of 236 patients with high-risk factors,there was no significant difference in survival between concurrent chemoradiotherapy(CCRT,n=195),radiotherapy(RT,n=24),and chemotherapy(CT,n=17).Among the 190 patients with LNM who underwent CCRT,124 cases showed improved DFS after sequential CT(P=0.118),with a recurrence rate decrease of 14%,though the difference was not statistically significant.Patients with single intermediate-risk factors like DSI or LVSI were found to partially benefit from adjuvant therapy,but the difference was not statistically significant.Conclusions: LNM,LVSI,DSI and differentiation were found to be independent prognostic factors for operable cervical cancer.Aggressive postoperative adjuvant therapy based on single risk factors in Chinese National Cancer Center could benefit survival.CCRT+CT outperformed CCRT in high-risk patients.For patients with single non-high-risk factor,the role of adjuvant therapy needs to be further discussed.Tong Shu Dan Zhao Bin Li Yating Wang Shuanghuan Liu Pingping Li Jing Zuo Ping Ba i RongZhang Lingying Wu 2017Chinese Journal of Cancer Research2017,29,6:12
9Blade optimization design and performance investigations of an ultra-low specific speed centrifugal blower显示文摘The ultra-low specific speed centrifugal blower is widely used in energy industries due to its features such as low flow rate,high pressure and low manufacturing cost. However,the width-to-diameter ratio of the above blower becomes relatively small to satisfy the needed operation condition and its performances are considerably degraded as a result of relatively high leakage,disc friction and passage friction loss consequently. The purpose of this paper is to improve its performance through the optimization design of the blade’s profile properly. Based on artificial neural networks (ANN) and hierarchical fair competition genetic algorithms with dynamic niche (HFCDN-GAs),the optimization design approach is established. By conjoining Bezier parameterization and FINE/TURBO solver,the optimized blade is designed by adjusting the profile gradually. An industrial ultra-low specific speed centrifugal blower with parallel hub and shroud has been selected as a reference case for optimization design. The performance investigations of the centrifugal blowers with different types of blades are conducted. The conclusions of the performance improvement of the optimized blade provide positive evidences in the application of the optimization design of the above blower blade.ZHANG Bin WANG Tong GU ChuanGang SHU XinWei 2011Science China(Technological Sciences)2011,54,1:12
10Insight-HXMT observations of the first binary neutron star merger GW170817显示文摘Finding the electromagnetic(EM) counterpart of binary compact star merger, especially the binary neutron star(BNS) merger,is critically important for gravitational wave(GW) astronomy, cosmology and fundamental physics. On Aug. 17, 2017,Advanced LIGO and Fermi/GBM independently triggered the first BNS merger, GW170817, and its high energy EM counterpart,GRB 170817 A, respectively, resulting in a global observation campaign covering gamma-ray, X-ray, UV, optical, IR, radio as well as neutrinos. The High Energy X-ray telescope(HE) onboard Insight-HXMT(Hard X-ray Modulation Telescope) is the unique high-energy gamma-ray telescope that monitored the entire GW localization area and especially the optical counterpart(SSS17 a/AT2017 gfo) with very large collection area(~1000 cm^2) and microsecond time resolution in 0.2-5 MeV. In addition,Insight-HXMT quickly implemented a Target of Opportunity(ToO) observation to scan the GW localization area for potential X-ray emission from the GW source. Although Insight-HXMT did not detect any significant high energy(0.2-5 MeV) radiation from GW170817, its observation helped to confirm the unexpected weak and soft nature of GRB 170817 A. Meanwhile,Insight-HXMT/HE provides one of the most stringent constraints(~10^(-7) to 10^(-6) erg/cm^2/s) for both GRB170817 A and any other possible precursor or extended emissions in 0.2-5 MeV, which help us to better understand the properties of EM radiation from this BNS merger. Therefore the observation of Insight-HXMT constitutes an important chapter in the full context of multi-wavelength and multi-messenger observation of this historical GW event.TiPei Li ShaoLin Xiong ShuangNan Zhang FangJun Lu LiMing Song XueLei Cao Zhi Chang Gang Chen Li Chen TianXiang Chen Yong Chen YiBao Chen YuPeng Chen Wei Cui WeiWei Cui JingKang Deng YongWei Dong YuanYuan Du MinXue Fu GuanHua Gao He Gao Min Gao MingYu Ge YuDong Gu Ju Guan ChengCheng Guo DaWei Han Wei Hu Yue Huang Jia Huo ShuMei Jia LuHua Jiang WeiChun Jiang Jing Jin YongJie Jin Bing Li ChengKui Li Gang Li MaoShun Li Wei Li Xian Li XiaoBo Li XuFang Li YanGuo Li ZiJian Li ZhengWei Li XiaoHua Liang JinYuan Liao CongZhan Liu GuoQing Liu HongWei Liu ShaoZhen Liu XiaoJing Liu Yuan Liu YiNong Liu Bo Lu XueFeng Lu Tao Luo Xiang Ma Bin Meng Yi Nang JianYin Nie Ge OU JinLu Qu Na Sai Liang Sun Yin Tan Lian Tao WenHui Tao YouLi Tuo GuoFeng Wang HuanYu Wang Juan Wang WenShuai Wang YuSa Wang XiangYang Wen BoBing WU Mei Wu GuangCheng Xiao He Xu YuPeng Xu LinLi Yan JiaWei Yang Sheng Yang YanJi Yang AiMei Zhang ChunLei Zhang ChengMo Zhang Fan Zhang HongMei Zhang Juan Zhang Qiang Zhang Shu Zhang Tong Zhang Wei Zhang WanChang Zhang WenZhao Zhang Yi Zhang Yue Zhang YiFei Zhang YongJie Zhang Zhao Zhang ZiLiang Zhang HaiSheng Zhao JianLing Zhao XiaoFan Zhao ShiJie Zheng Yue Zhu YuXuan Zhu ChangLin Zou 2018Science China(Physics,Mechanics & Astronomy)2018,61,3:12
11The enhanced X-ray Timing and Polarimetry mission—eXTP显示文摘In this paper we present the enhanced X-ray Timing and Polarimetry mission—eXTP. eXTP is a space science mission designed to study fundamental physics under extreme conditions of density, gravity and magnetism. The mission aims at determining the equation of state of matter at supra-nuclear density, measuring effects of QED, and understanding the dynamics of matter in strong-field gravity. In addition to investigating fundamental physics, eXTP will be a very powerful observatory for astrophysics that will provide observations of unprecedented quality on a variety of galactic and extragalactic objects. In particular, its wide field monitoring capabilities will be highly instrumental to detect the electro-magnetic counterparts of gravitational wave sources.The paper provides a detailed description of:(1) the technological and technical aspects, and the expected performance of the instruments of the scientific payload;(2) the elements and functions of the mission, from the spacecraft to the ground segment.ShuangNan Zhang Andrea Santangelo Marco Feroci YuPeng Xu FangJun Lu Yong Chen Hua Feng Shu Zhang Sφren Brandt Margarita Hernanz Luca Baldini Enrico Bozzo Riccardo Campana Alessandra De Rosa YongWei Dong Yuri Evangelista Vladimir Karas Norbert Meidinger Aline Meuris Kirpal Nandra Teng Pan Giovanni Pareschi Piotr Orleanski QiuShi Huang Stephane Schanne Giorgia Sironi Daniele Spiga Jiri Svoboda Gianpiero Tagliaferri Christoph Tenzer Andrea Vacchi Silvia Zane Dave Walton ZhanShan Wang Berend Winter Xin Wu Jean J.M.in't Zand Mahdi Ahangarianabhari Giovanni Ambrosi Filippo Ambrosino Marco Barbera Stefano Basso Jörg Bayer Ronaldo Bellazzini Pierluigi Bellutti Bruna Bertucci Giuseppe Bertuccio Giacomo Borghi XueLei Cao Franck Cadoux Francesco Ceraudo TianXiang Chen Yu Peng Chen Jerome Chevenez Marta Civitani Wei Cui WeiWei Cui Thomas Dauser Ettore Del Monte Sergio Di Cosimo Sebastian Diebold Victor Doroshenko Michal Dovciak YuanYuan Du Lorenzo Ducci QingMei Fan Yannick Favre Fabio Fuschino JoséLuis Ga'lvez Min Gao MingYu Ge Olivier Gevin Marco Grassi QuanYing Gu YuDong Gu DaWei Han Bin Hong Wei Hu Long Ji ShuMei Jia WeiChun Jiang Thomas Kennedy Ingo Kreykenbohm Irfan Kuvvetli Claudio Labanti Luca Latronico Gang Li MaoShun Li Xian Li Wei Li ZhengWei Li Olivier Limousin HongWei Liu XiaoJing Liu Bo Lu Tao Luo Daniele Macera Piero Malcovati Adrian Martindale Malgorzata Michalska Bin Meng Massimo Minuti Alfredo Morbidini Fabio Muleri Stephane Paltani Emanuele Perinati Antonino Picciotto Claudio Piemonte JinLu Qu Alexandre Rachevski Irina Rashevskaya Jerome Rodriguez Thomas Schanz ZhengXiang Shen LiZhi Sheng JiangBo Song LiMing Song Carmelo Sgro Liang Sun Ying Tan Phil Uttley Bo Wang DianLong Wang GuoFeng Wang Juan Wang LangPing Wang YuSa Wang Anna L.Watts XiangYang Wen Jörn Wilms ShaoLin Xiong JiaWei Yang Sheng Yang YanJi Yang Nian Yu WenDa Zhang Gianluigi Zampa Nicola Zampa Andrzej A.Zdziarski AiMei Zhang ChengMo Zhang Fan Zhang Long Zhang Tong Zhang Yi Zhang XiaoLi Zhang ZiLiang Zhang BaoSheng Zhao ShiJie Zheng Yu Peng Zhou Nicola Zorzi J.Frans Zwart 2019Science China(Physics,Mechanics & Astronomy)2019,62,2:11
12Evaluation of a New Real-time PCR Assay for Detection of Mycoplasma Pneumoniae in Clinical Specimens显示文摘Objective To establish and evaluate a real-time PCR assay to detect Mycoplasma pneumoniae (M.pneumoniae) in clinical specimens.Methods By analysing the whole p1 gene sequence of 60 M.pneumoniae clinical isolates in Beijing of China,an optimized real-time PCR assay (MpP1) using p1 gene conserved region was designed.The specificity and sensitivity of this assay were evaluated and compared with other two reported assays (RepMp1 and Mp181) using 40 positive and 100 negative clinical specimens.Results The detection limit of the new assay was 8.1 fg (about 1~3CFU) M.pneumoniae DNA.The sensitivity of MpP1,RepMp1,and Mp181 assays appeared to be 100%,100%,and 85%,respectively.Conclusion MpP1 assay is suitable for the detection of M.pneumoniae in Chinese clinical specimens.ZHAO Fei CAO Bin HE Li Hua YIN Yu Dong TAO Xiao Xia SONG Shu Fan MENG Fan Liang ZHANG Jian Zhong 2012Biomedical and Environmental Sciences2012,25,1:11
13Heterogeneous oxidation of cyclohexanone catalyzed by TS-1:Combined experimental and DFT studies显示文摘Changjiu Xia Long Ju Yi Zhao Hongyi Xu Bin Zhu Feifei Gao Min Lin Zhenyu Dai Xiaodong Zou Xingtian Shu 2015催化学报2015,36,6:11
14Transcriptomic landscape regulated by the 14 types of bone morphogenetic proteins(BMPs)in lineage commitment and differentiation of mesenchymal stem cells(MSCs)显示文摘Mesenchymal stem cells(MSCs)are ubiquitously-existing multipotent progenitors that can self-renew and differentiate into multiple lineages including osteocytes,chondrocytes,adipocytes,tenocytes and myocytes.MSCs represent one of the most commonly-used adult progenitors and serve as excellent progenitor cell models for investigating lineagespecific differentiation regulated by various cellular signaling pathways,such as bone morphogenetic proteins(BMPs).As members of TGFb superfamily,BMPs play diverse and important roles in development and adult tissues.At least 14 BMPs have been identified in mammals.Different BMPs exert distinct but overlapping biological functions.Through a comprehensive analysis of 14 BMPs in MSCs,we demonstrated that BMP9 is one of the most potent BMPs in inducing osteogenic differentiation of MSCs.Nonetheless,a global mechanistic view of BMP signaling in regulating the proliferation and differentiation of MSCs remains to be fully elucidated.Here,we conducted a comprehensive transcriptomic profiling in the MSCs stimulated by 14 types of BMPs.Hierarchical clustering analysis classifies 14 BMPs into three subclusters:an osteo/chondrogenic/adipogenic cluster,a tenogenic cluster,and BMP3 cluster.We also demonstrate that six BMPs(e.g.,BMP2,BMP3,BMP4,BMP7,BMP8,and BMP9)can induce ISmads effectively,while BMP2,BMP3,BMP4,BMP7,and BMP11 up-regulate Smad-independent MAP kinase pathway.Furthermore,we show that many BMPs can upregulate the expression of the signal mediators of Wnt,Notch and PI3K/AKT/mTOR pathways.While the reported transcriptomic changes need to be further validated,our expression profiling represents the first-of-its-kind to interrogate a comprehensive transcriptomic landscape regulated by the 14 types of BMPs in MSCs.Linghuan Zhang Qing Luo Yi Shu Zongyue Zeng Bo Huang Yixiao Feng Bo Zhang Xi Wang Yan Lei Zhenyu Ye Ling Zhao Daigui Cao Lijuan Yang Xian Chen Bin Liu William Wagstaff Russell R*Reid Hue H*Luu Rex C*Haydon Michael J*Lee Jennifer Moriatis Wolf Zhou Fu Tong-Chuan He Quan Kang 2019Genes & Diseases2019,6,3:11
15A cross-sectional study on HGV infection in a rural population显示文摘AbstractAIMTodeterminetheepidemiologicalcharacteristicsandclinicalsignificanceofHGVinfection,andtocomparewithHBVandHCVinfecti...LING Bin Hua 1, ZHUANG Hui 1, CUI Yi Hui 1, AN Wen Feng 1, LI Zhi Jie 1, WANG Shu Ping 2 and ZHU Wan Fu 2 1998World Journal of Gastroenterology1998,4,6:10
16HDAC2 phosphorylation-dependent KIf5 deacetylation and RARa acetylation induced by RAR agonist switch the transcription regulatory programs of p21 in VSMCs显示文摘脉管的光滑的肌肉房间(VSMC ) 的反常增长在 angioplasty 以后发生在高血压,动脉粥样硬化和狭窄,导致 pathophysiological 脉管的改变。作为重要生长拘捕基因, p21 在脉管的改变起关键作用。由 retinoic 酸受体(RAR ) 和它的 ligand 的 p21 表示的规定为病理学的脉管的改变的控制有重要含意。不过,在 VSMC 遗体的调停 RAR 的 p21 表示的机制糟糕理解。这里,我们显示出那,在基础条件下面, RARα与 histone deacetylase 形成建筑群 2 (HDAC2 ) 并且 Krü象 ppel 一样因素 5 (Klf5 ) 在 p21 倡导者到禁止它的表示。在 RARα 之上;收缩筋刺激, HDAC2 是由 CK2α 的 phosphorylated;。在一方面, HDAC2 的 Phosphorylation 从 RARα 支持它的分离;,因此允许 liganded-RARα与激活剂交往;在另一方面,它与 Klf5 增加它的相互作用,因此导致 Klf5 的 deacetylation。Klf5 的 Deacetylation 从 p21 倡导者便于它的分离,减轻它 p21 倡导者上的压抑的效果。有由任何一个 CK2α 的 HDAC2 phosphorylation 的干扰;击倒或 HDAC2 的 phosphorylation 缺乏的异种的使用阻止 Klf5 的分离 p21 倡导者并且损害 RAR 导致收缩筋的 p21 激活。我们的结果揭示包含工作在 RAR 收缩筋处理之上把基础压抑建筑群从 p21 倡导者移开的 phosphorylation-deacetylation 串联的新奇机制,允许最佳导致收缩筋的 p21 表示。Bin Zheng Mei Han Ya-nan Shu Ying-jie Li Sui-bing Miao Xin-hua Zhang Hui-jing Shi Tian Zhang Jin-kun Wen 2011Cell Research2011,21,10:9
17Human bronchial epithelial cell injuries induced by fine particulate matter from sandstorm and non-sandstorm periods:Association with particle constituents显示文摘Epidemiological studies have demonstrated the exacerbation of respiratory diseases following sandstorm-derived particulate matter(PM) exposure.The presence of anthropogenic and biological agents on the sandstorm PM and the escalation of PM < 2.5 μm(PM2.5)pollution in China have led to serious concerns regarding the health effects of PM2.5during Asian sandstorms.We investigated how changes in PM2.5composition,as the weather transitioned towards a sandstorm,affected human airway epithelial cells.Six PM2.5samples covering two sandstorm events and their respective background and transition periods were collected in Baotou,an industrial city near the Gobi Desert in China.PM samples from all three periods had mild cytotoxicity in human bronchial epithelial cell line BEAS-2B,which was positively correlated with the contents of polycyclic aromatic hydrocarbons and several metals.All PM samples potently increased the release of interleukin-6(IL-6) and interleukin-8(IL-8).Endotoxin in all samples contributed significantly to the IL-6 response,with only a minor effect on IL-8.Cr was positively correlated with both IL-6 and IL-8 release,while Si was only associated with the increase of IL-6.Our study suggests that local agricultural and industrial surroundings in addition to the sandstorm play important roles in the respiratory effects of sandstorm-derived PM.Bin Wang Ning Li Furong Deng Nicholas Buglak George Park Shu Su Aiguo Ren Guofeng Shen Shu Tao Xinbiao Guo 2016Journal of Environmental Sciences2016,28,9:9
18Oncoprotein p28^GANK binds to RelA and retains NF-κB in the cytoplasm through nuclear export显示文摘Yao Chen Hong Hai Li Jing Fu Xue Feng Wang Yi Bin Ren Li Wei Dong Shan Hua Tang Shu Qing Liu Meng Chao Wu Hong Yang Wang 2007Cell Research2007,17,12:9
19Magnetic Field-Induced Solvothermal Synthesis of One-Dimensional Assemblies of Ni Co Alloy Microstructures显示文摘One-dimensional magnetic Ni Co alloy microwires with different microstructures and differently shaped building blocks including spherical particles,multilayer stacked alloy plates,and alloy flowers,have been synthesized by an external magnetic field-assisted solvothermal reaction of mixtures of cobalt(II)chloride and nickel(II)chloride in 1,2-propanediol with different NaOH concentrations.By adjusting the experimental parameters,such as precursor concentration and Ni/Co ratio,Ni Co alloy chains with uniform diameters in the range 500 nm to 1.3μm and lengths ranging from several micrometers to hundreds of micrometers can be obtained.A mechanism of formation of the one-dimensional assemblies of magnetic NiCo microparticles in a weak external magnetic fi eld is proposed.Ming Jun Hu Bin Lin Shu Hong Yu 2008Nano Research2008,1,4:8
20Additive effects of alkaline-earth metals and nickel on the performance of Co/γ-Al_2O_3 in methane catalytic partial oxidation显示文摘Nano-sized γ-alumina (γ-Al2O3) was first prepared by a precipitation method. Then, active component of cobalt and a series of alkaline- earth metal promoters or nickel (Ni) with different contents were loaded on the γ-Al2O3 support. The catalysts were characterized by N2 adsorption-desorption, X-ray diffraction (XRD) and thermogravimetry analysis (TGA). The activity and selectivity of the catalysts in catalytic partial oxidation (CPO) of methane have been compared with Co/γ-Al2O3, and it is found that the catalytic activity, selectivity, and stability are enhanced by the addition of alkaline-earth metals and nickel. The optimal loadings of strontium (Sr) and Ni were 6 and 4 wt%, respectively. This finding will be helpful in designing the trimetallic Co-Ni-Sr/γ-Al2O3 catalysts with high performance in CPO of methane.Changlin Yu Weizheng Weng Qing Shu Xiangjie Meng Bin Zhang Xirong Chen Xiaochun Zhou 2011Journal of Natural Gas Chemistry2011,20,2:8
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