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366篇 您的检索式:作者名="Ge Cao"
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1Dihydroartemisinin is an inhibitor of ovarian cancer cell growth显示文摘瞄准:调查 dihydroartemisinin (DHA ) 的反癌症活动,在人的卵巢的癌症房间的一块面板的反疟疾药 artemisinin 的衍生物排队。方法: 房间生长被 MTT 生存能力试金决定。Apoptosis 和房间周期前进被 DNA 破碎胶化电气泳动,流动 cytometry 试金,和 TUNEL 试金评估;蛋白质和 mRNA 表示被西方的弄污和 RT-PCR 试金分析。结果:Artemisininand 它的衍生物包括 artesunate, arteether, artemether, arteannuin,和 DHA,在人的卵巢的癌症细胞的 exhibitanticancer 生长活动。在他们之中, DHA 在禁止房间生长是最有效的。卵巢的癌症房间线是更敏感的(5-10-fold ) 到与正常相比的 DHA 治疗,卵巢的房间排队。在微臼齿的剂量层次的 DHA 展出剂量 -- 在卵巢的癌症房间的 andtime 依赖的 cytotoxicity 排队。而且, DHA 导致了 apoptosis 和 G2cell 周期拘捕,由 Bcl-xL 和 Bcl-2 和 Bax 和 Bad.Conclusion 的增加的减少伴随了:有希望的结果第一次证明 DHA 禁止人的卵巢的癌症房间的生长。房间生长, apoptosis 正式就职,和 G2 拘捕在卵巢的癌症的临床的治疗作为可能的反癌症药为 DHA 的进一步的研究在 vitro 证据提供的卵巢的癌症的选择抑制。Yang JIAO Chun-min GE Qing-hui MENG Jian-ping CAO Jian TONG Sai-jun FAN 2007Acta Pharmacologica Sinica2007,28,7:39
2Adsorption of heavy metal ions from aqueous solution by carboxylated cellulose nanocrystals显示文摘A novel nanoadsorbent for the removal of heavy metal ions is reported.Cotton was first hydrolyzed to obtain cellulose nanocrystals(CNCs).CNCs were then chemically modified with succinic anhydride to obtain SCNCs.The sodic nanoadsorbent(NaSCNCs) was further prepared by treatment of SCNCs with saturated NaHCO 3 aqueous solution.Batch experiments were carried out with SCNCs and NaSCNCs for the removal of Pb 2+ and Cd 2+.The effects of contact time,pH,initial adsorption concentration,coexisting ions and the regeneration performance were investigated.Kinetic studies showed that the adsorption equilibrium time of Pb 2+ and Cd 2+ was reached within 150 min on SCNCs and 5 min on NaSCNCs.The adsorption capacities of Pb 2+ and Cd 2+ on SCNCs and NaSCNCs increased with increasing pH.The adsorption isotherm was well fitted by the Langmuir model.The maximum adsorption capacities of SCNCs and NaSCNCs for Pb 2+ and Cd 2+ were 367.6 mg/g,259.7 mg/g and 465.1 mg/g,344.8 mg/g,respectively.SCNCs and NaSCNCs showed high selectivity and interference resistance from coexisting ions for the adsorption of Pb 2+.NaSCNCs could be efficiently regenerated with a mild saturated NaCl solution with no loss of capacity after two recycles.The adsorption mechanisms of SCNCs and NaSCNCs were discussed.Xiaolin Yu Shengrui Tong Maofa Ge Lingyan Wu Junchao Zuo Changyan Cao Weiguo Song 2013Journal of Environmental Sciences2013,25,5:29
3Carbonate-salt-based composite materials for medium- and high-temperature thermal energy storage显示文摘This paper discusses composite materials based on inorganic salts for medium- and high-temperature thermal energy storage application.The composites consist of a phase change material(PCM),a ceramic material,and a high thermal conductivity material.The ceramic material forms a microstructural skeleton for encapsulation of the PCM and structural stability of the composites;the high thermal conductivity material enhances the overall thermal conductivity of the composites.Using a eutectic salt of lithium and sodium carbonates as the PCM,magnesium oxide as the ceramic skeleton,and either graphite flakes or carbon nanotubes as the thermal conductivity enhancer,we produced composites with good physical and chemical stability and high thermal conductivity.We found that the wettability of the molten salt on the ceramic and carbon materials significantly affects the microstructure of the composites.Zhiwei Ge Feng Ye Hui Cao Guanghui Leng Yue Qin Yulong Ding 2014Particuology2014,12,4:19
4Evaluation of the Effects of Standard Rescue Procedure on Severe Trauma Treatment in China显示文摘Xiao-Feng Yin Tian-Bing Wang Pei-Xun Zhang Yu-Hui Kou Dian-Ying Zhang Kai Yu De-Cheng Lyu Mao-Zheng Liu Dong-Sheng Zhou Peng Zhang Jue-Hua Jing Wei-Wei Ge Li-Ying Cao Guo-Sheng Wang Shao-Jie Deng Weng-Hua Liu Mao Zhang Yong-An Xu Kun Zhang Bing Li Wei Wang Zhong-Li Gao Cheng-La Yi Bao-Guo Jiang 2015Chinese Medical Journal2015,,10:18
5Association of Fusobacterium nucleatum infection with colorectal cancer in Chinese patients显示文摘AIM: To investigate Fusobacterium nucleatum(F. nucleatum) abundance in colorectal cancer(CRC) tissues and its association with CRC invasiveness in Chinese patients.METHODS: The resected cancer and adjacent normal tissues(10 cm beyond cancer margins) from 101 consecutive patients with CRC were collected. Fluorescent quantitative polymerase chain reaction(FQ-PCR) was applied to detect F. nucleatum in CRC and normal tissues. The difference of F. nucleatum abundance between cancer and normal tissues and the relationship of F. nucleatum abundance with clinical variables were evaluated. Fluorescence in situ hybridization(FISH) analysis was performed on 22 CRC tissues with the highest F. nucleatum abundance by FQ-PCR testing to confirm FQ-PCR results.RESULTS: The median abundance of F. nucleatum in CRC tissues [0.242(0.178-0.276)] was significantly higher than that in normal controls [0.050(0.023-0.067)](P < 0.001). F. nucleatum was over-represented in 88/101(87.1%) CRC samples. The abundance of F. nucleatum determined by 2^(-ΔCT) was significantly greater in tumor samples [0.242(0.178, 0.276)] than in normal controls [0.050(0.023, 0.067)](P < 0.001). The frequency of patients with lymph node metastases was higher in the over-abundance group [52/88(59.1%)] than in the under-abundance group [0/13(0%)](P < 0.005). No significant association of F. nucleatum with other clinico-pathological variables was observed(P > 0.05). FISH analysis also found more F. nucleatum in CRC than in normal tissues(median number 6, 25^(th) 3, 75^(th) 10 vs 2, 25^(th) 1, 75^(th) 5)(P < 0.01).CONCLUSION: F. nucleatum was enriched in CRC tissues and associated with CRC development and metastasis.Yu-Yuan Li Quan-Xing Ge Jie Cao Yong-Jian Zhou Yan-Lei Du Bo Shen Yu-Jui Yvonne Wan Yu-Qiang Nie 2016World Journal of Gastroenterology2016,22,11:17
6Efficacy and safety of Firebird sirolimus-eluting stent in treatment of complex coronary lesions in Chinese patients: one-year clinical and eight-month angiographic outcomes from the FIREMAN registry显示文摘LI Yan LI Cheng-xiang WANG Hai-chang XU Bo FANG Wei-yi GE Jun-bo WANG Wei-min CHEN Jack-P SHEN Wen-kuang JIANG Hong CONG Hong-liang PU Xiao-qun QIN Yong-wen JIN Hui-gen CAO Yu FIREMAN Investigators 2011Chinese Medical Journal2011,,6:17
7Effects of Xinfeng capsule on pulmonary function based on treg-mediated notch pathway in a rat model of adjuvant arthritis显示文摘OBJECTIVE:To observe the impact of xinfeng xapsule(XFC) on pulmonary function in a rat model of adjuvant arthritis(AA) and to investigate the mechanism of action.METHODS:Forty rats were randomly divided into four groups of ten:normal control(NC);model control(MC);tripterygium glycosides tablet(TPT);and xinfeng capsule(XFC).Except for the NC group,AA was induced in all rats by intracutaneous injection of 0.1 mL Freund's complete adjuvant in the right paw on the 19th day.NC and MC groups were given(0.9%) physiological saline.The TPT and XFC groups were given TPT(10 mg/kg) and XFC(1.2 g/kg),respectively.Thirty days after administration,changes in paw edema(E),the arthritis index(AI),pulmonary function,levels of regulatory T-cells(Treg),ultrastructure of lung tissue,and expression of Notch receptors and ligands in lung tissue were observed.RESULTS:In the MC group,E and the AI were increased and pulmonary function significantly decreased;the structure of alveolar type-II cells was damaged;ratios of Treg in peripheral blood were reduced;and expression of Notch receptors such as Notch3 and Notch4 and ligands such as Delta1 in lung tissue were significantly increased whereas expression of Notch1,Jagged1 and Jagged2 were significantly decreased.After intervention with XFC,E and the AI were decreased;pulmonary function was enhanced;the structure of alveolar type-II cells was improved;and expression of Treg,Notch1,Jagged1,Jagged2 was elevated,whereas that of Notch3,Notch4 and Delta1 was reduced.CONCLUSION:XFC can not only inhibit E and the AI and improve joint symptoms,it can also improve pulmonary function and reduce inflammation in lung tissue.These actions could be carried out through increases in the expression of Treg,Notch receptors(Notch1) and ligands(Jagged1,Jagged2),and reductions in the expression of Notch3,Notch4 and Delta1.These phenomena would reduce the deposition of immune complexes and the inflammatory response in lung tissue,thereby improving joint symptoms and pulmonary function.Lei Wan Jian Liu Chuanbing Huang Yuan Wang Xi Shen Wandong Zhang Guizheng Wang Haixia Fan Yao Ge Ruilian Chen Yunxiang Cao Ruikai Zong Li Lei 2012Journal of Traditional Chinese Medicine2012,32,3:17
8Association of Cytokines with Alanine Aminotransferase, Hepatitis B Virus Surface Antigen and Hepatitis B Envelope Antigen Levels in Chronic Hepatitis B显示文摘Ming-Hui Li Yao Lu Lu Zhang Xing-Yue Wang Chong-Ping Ran Hong-Xiao Hao Dan Zhang Xiao-Jing Qu Ge Shen Shu-Ling Wu Wei-Hua Cao Tian-Lin Qi Ru-Yu Liu Lei-Ping Hu Min Chang Wen-Hao Hua Shun-Ai Liu Gang Wan Yao Xie 2018Chinese Medical Journal2018,,15:17
9Plasmacytoid Dendritic Cell Function and Cytokine Network Profiles in Patients with Acute or Chronic Hepatitis B Virus Infection显示文摘Ming-Hui Li Lu Zhang Dan Zhang Wei-Hua Cao Tian-Lin Qi Hong-Xiao Hao Xing-Yue Wang Chong-Ping Ran Xiao-Jing Qu Shun-Ai Liu Yao Lu Ge Shen Shu-Ling Wu Min Chang Ru-Yu Liu Lei-Ping Hu Wen-Hao Hua Gang Wan Jun Cheng Yao Xie 2018Chinese Medical Journal2018,,1:16
10Sky-blue perovskite light-emitting diodes based on quasi-two-dimensional layered perovskites显示文摘A mixed organic(4-phenylbutylamine, 4-PBA) and inorganic(cesium, Cs) cations are used to deposit quasi-two-dimensional layered perovskites. This layered perovskites exhibit good film coverage as twodimensional perovskites and high emission performance close to three-dimensional organic–inorganic hybrid perovskites. Light-emitting diodes(LEDs) are fabricated by using solution process based on the quasi-two-dimensional layered perovskites. The perovskite LEDs exhibit a sky-blue emission with electroluminescence peak at 491 nm and a low turn on voltage at 2.9 V. The maximum external quantum efficiency reaches 0.015% at brightness of 186 cd/m^2.Lu Cheng Yu Cao Rui Ge Ying-Qiang Wei Na-Na Wang Jian-Pu Wang Wei Huang 2017Chinese Chemical Letters2017,28,1:13
11Coaxial multi-interface hollow Ni-AI203-ZnO nanowires tailored by atomic layer deposition for selective- frequency absorptions显示文摘Lili Yan Jia Liu Shichao Zhao Bin Zhang Zhe Gao Huibin Ge Yao Chen Maosheng Cao Yong Qin 2017Nano Research2017,10,5:13
12Adenovirus-mediated expression of Tob1 sensitizes breast cancer cells to ionizing radiation显示文摘瞄准:调查 Tob1 基因的效果, ErbB2/B-cell 易位 Ggene (TOB/BTG ) 家庭的 Transducing 分子的一个成员,由在一个人在放射敏感度上使用 Tob1 的调停侵入人体气管粘膜的病菌的表示,乳癌房间衬里 MDA-MB-231。方法:房间幸存被 clonogenic 试金决定。Apoptosis 被 DNA 破碎胶化电气泳动和终端 deoxynucleotidyl 评估调停 transferase 的刻痕结束标记试金。蛋白质表示被西方的污点试金分析, DNA 修理被主人房间复活试金测量。结果:我们证明有 Ad5-Tob1 的照耀前治疗显著地增加了放射敏感度,伴随 apoptosis 的增加的正式就职和 DNA 损坏修理的压抑。而且, Ad5-Tob1-mediated 放射敏感度相关与起来 pro-apoptotic 蛋白质 Bax 的规定并且下面几 DNA 双海滨裂缝修理蛋白质,包括的 DNA 依赖的蛋白质家族 ases, Ku70 和 Ku80 的规定,和 X-ray-sensitive 互补组织 4。结论:作为新收音机抗体, Tob1 是在经由增加 apoptosis 并且压制 DNA 修理的乳癌的放射疗法的一个新目标。Yang JIAO Chun-min GE Qing-hui MENG Jian-ping CAO Jian TONG Sai-jun FAN 2007Acta Pharmacologica Sinica2007,28,10:12
13Evaluation of 10 plant barcodes in Bryophyta (Mosses)显示文摘DNA barcoding is a molecular tool that uses a standardized DNA region to identify species.Our preliminary study reported here is the first attempt to specifically focus on universality and attributes of candidate barcodes across a wide systematic range of mosses.We tested eight previously proposed plant barcoding regions(atpF-atpH, ITS2, matK, psbK-psbI, rbcL, rpoB, rpoC1, and trnH-psbA) and two popular phylogenetic markers(rps4 and trnL-trnF of cpDNA) in 49 moss species and 9 liverwort species, representing half of the orders in moss lineages.The ITS2, rbcL, rpoC1, rps4, trnH-psbA and trnL-trnF regions showed good universality, and therefore the efficacy of these loci as DNA barcodes was further evaluated in 36 mosses and 2 liverworts, each of which included two to three individuals per taxa.The five loci, viz.rbcL, rpoC1, rps4, trnH-psbA and trnL-trnF, were easy to amplify and sequence and showed significant inter-specific genetic variability, making them potentially useful DNA barcodes for mosses.The best performing single loci were the rbcL and rpoC1 coding regions.Several loci showed equivalent performance and combinations of them did not greatly increase their discrimination capacity.In addition, phylogenies generated from each of the separate regions and multi-locus combinations by using best-fit and Kimura 2-parameter models were compared, but no significant difference was found.Yan LIU Hai-Fei YAN Tong CAO Xue-Jun GE 2010Journal of Systematics and Evolution2010,48,1:12
14Insight-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
15The 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
16Biomass-Based Rice (Oryza sativa L.) Aboveground Architectural Parameter Models显示文摘To quantify the relationships between rice plant architecture parameters and the corresponding organ biomass, and to research on functional structural plant models of rice plant, this paper presented a biomass-based model of aboveground architectural parameters of rice (Oryza sativa L.) in the young seedling stage, designed to explain effects of cultivars and environmental conditions on rice aboveground morphogenesis at the individual leaf level. Various model variables, including biomass of blade and blade length, were parameterized for rice based on data derived from an outdoor experiment with rice cv. Liangyou 108, 86You 8, Nanjing 43, and Yangdao 6. The organ dimensions of rice aboveground were modelled taking corresponding organ biomass as an independent variable. Various variables in rice showed marked consistency in observation and simulation, suggesting possibilities for a general rice architectural model in the young seedling stage. Our descriptive model was suitable for our objective. However, they can set the stage for connection to physiological model via biomass and development of functional structural rice models (FSRM), and start with the localized production and partitioning of assimilates as affected by abiotic growth factors. The finding of biomass-based rice architectural parameter models also can be used in morphological models of blade, sheath, and tiller of the other stages in rice life.CAO Hong-xin LIU Yan LIU Yong-xia Jim Scott Hanan YUE Yan-bin ZHU Da-wei LU Jian-fei SUN Jin-ying SHI Chun-lin GE Dao-kuo WEI Xiu-fang YAO An-qing TIAN Ping-ping BAO Tai-lin 2012Journal of Integrative Agriculture2012,11,10:11
17Chemical characteristics of haze particles in Xi'an during Chinese Spring Festival: Impact of fireworks burning显示文摘Fireworks burning releases massive fine particles and gaseous pollutants, significantly deteriorating air quality during Chinese Lunar New Year(LNY) period. To investigate the impact of the fireworks burning on the atmospheric aerosol chemistry, 1-hr time resolution of PM_(2.5) samples in Xi'an during the winter of 2016 including the LNY were collected and detected for inorganic ions, acidity and liquid water content(LWC) of the fine aerosols. PM_(2.5) during the LNY was 167 ± 87 μg/m^3, two times higher than the China National Ambient Air Quality Standard(75 μg/m^3). K^+(28 wt.% of the total ion mass) was the most abundant ion in the LNY period, followed by SO_4^(2-)(25 wt.%) and Cl-(18 wt.%). In contrast, NO_3^-(34 wt.%) was the most abundant species in the haze periods(hourly PM32-2.5> 75 μg/m), followed by SO_4(29.2 wt.%) and NH_4^+(16.3 wt.%), while SO_4^(2-)(35 wt.%) was the most abundant species in the clean periods(hourly PM_(2.5)< 75 μg/m^3), followed by NO_3^-(23.1 wt.%) and NH_4^+(11 wt.%). Being different from the acidic nature in the non-LNY periods, aerosol in the LNY period presented an alkaline nature with a pH value of 7.8 ± 1.3. LWC during the LNY period showed a robust linear correlation with K_2SO_4 and KCl, suggesting that aerosol hygroscopicity was dominated by inorganic salts derived from fireworks burning. Analysis of correlations between the ratios of NO--3/SO_4^(2-) and NH_4^+/SO_4^(2-) indicated that heterogeneous reaction of HNO_3 with NH_3 was an important formation pathway of particulate nitrate and ammonium during the LNY period.Can Wu Gehui Wang Jiayuan Wang Jianjun Li Yanqin Ren Lu Zhang Cong Cao Jin Li Shuagshuang Ge Yuning Xie Xinpei Wang Guoyan Xue 2018Journal of Environmental Sciences2018,30,9:10
18Use of Xinfeng capsule to treat abarticular pathologic changes in patients with rheumatoid arthritis显示文摘OBJECTIVE: To observe the influence of Xinfengcapsule(XFC) on abarticular pathologic changes(APCs) and other indices of patients with rheumatoid arthritis(RA) and explore the mechanism of action of XFC in improving such changes.METHODS: Three-hundred RA patients were divided randomly into a treatment group(n=150) and control group(n=150). A normal control(NC)group(n=90) was also created. Changes in cardiac function, pulmonary function, anemia indices and platelet parameters of RA patients were measured.Curative effects of the two groups were compared,and comparison carried out with the NC group.RESULTS: In 300 RA patients, late diastolic peak flow velocity(A peak) was much higher(P<0.01)and early diastolic peak flow velocity(E peak), E/A,and left ventricular fraction shortening much lower(P<0.01) than those in the NC group. Vital capacity(VC), forced vital capacity in one second, forced vital capacity(FVC), maximal voluntary ventilation(MVV), maximal expiratory flow in 50% of VC(FEF50) and FEF75 were lowered remarkably(P<0.05 or P<0.01). Platelet count(PLT), plateletcrit(PCT) and mean platelet volume(MPV) increased markedly(P<0.05 or P<0.01), and hemoglobin(Hb)level decreased significantly(P<0.05). After XFC treatment, the A peak and PLT and PCT were much lower(P<0.05), and E/A and the number of red blood cells as well as Hb level were much higher(P<0.05), as were FVC, MVV and FEF50(P<0.05 or P<0.01), in the treatment group than those in the NC group. Total score of pain and swelling in joints,uric-acid level and high-sensitivity C-reactive protein level were much lower, and superoxide dismutase level as well as the number of CD4 +CD25+ regulation T cells(Treg) and CD4+CD25+CD127- Treg were much higher(P<0.05 or P<0.01)in the treatment group than those in the NC group.CONCLUSION: RA patients with pathologic changes in joints also suffer from lower cardiac and pulmonary functions and from parameters of anemia and platelet factors. XFC can improve the symptoms of RA patients, ameliorate their cardiac and pulmonary functions and reduce the parameters of anemia and platelet factors. XFC lowers the immune inflammatory reaction to improve APCs in RA patients.Jian Liu Yunxiang Cao Chuanbing Huang Yuan Wang Xi Chen Wandong Zhang Guizhen Wang Haixia Fan Yao Ge Ruilian Chen Ruikai Zong Yajun Qi Yue Sun Yifei Liu Fang Wang 2014Journal of Traditional Chinese Medicine2014,34,5:10
19Transcriptional Regulation of miR528 by OsSPL9 Orchestrates Antiviral Response in Rice显示文摘Many microRNAs (miRNAs) are critical regulators of plant antiviral defense.However,little is known about how these miRNAs respond to virus invasion at the transcriptional level.We previously show that defense against Rice stripe virus (RSV) invasion entailed a reduction of miR528 accumulation in rice,alleviating miR528-mediated degradation of L-Ascorbate Oxidase (AO) mRNA and bolstering the antiviral activity of AO.Here we show that the miR528-A0 defense module is regulated by the transcription factor SPL9.SPL9 displayed high-affinity binding to specific motifs within the promoter region of miR528 and activated the expression of miR528 gene in vivo.Loss-of-function mutations in SPL9 caused a significant reduction in miR528 accumulation but a substantial increase of AO mRNA,resulting in enhanced plant resistance to RSV.Conversely,transgenic overexpression of SPL9 stimulated the expression of miR528 gene,hence lowering the level of AO mRNA and compromising rice defense against RSV.Importantly,gain in RSV susceptibility did not occur when SPL9 was overexpressed in mir528 loss-of-function mutants,or in transgenic rice expressing a miR528-resistant AO.Taken together,the finding of SPL9-mediated transcriptional activation of miR528 expression adds a new regulatory layer to the miR528-A0 antiviral defense pathway.Shengze Yao Zhirui Yang Rongxin Yang Yu Huang Ge Guo Xiangyue Kong Ying Lan Tong Zhou He Wang Wenming Wang Xiaofeng Cao Jianguo Wu Yi Li 2019Molecular Plant2019,12,8:10
20Landscape of Hepatobiliary Adverse Drug Reactions Related to Preparations Containing Psoraleae Fructus and Its Application in Pharmacovigilance显示文摘Objective To analyze clinical feature and information of medication to explore the risk signals of preparations containing Psoraleae Fructus(BGZP)related with hepatobiliary adverse drug reactions(ADR),in order to reinforce pharmacovigilance.Methods A retrospective study was conducted based on hepatobiliary ADR related with BGZP from the China Adverse Drug Reaction Monitoring System in years from January 2012 to December 2016.Serious and general ADRs were analyzed and assessed.Results There were 355 cases of hepatobiliary ADR related to BGZP.Both the amount of cases and the proportion of serious ADR showed an increasing growth by years(P<0.05).It was found that 10.43%of 355 cases may be involved with irrational drug use,including overdose,repeated medication,and combination of multiple drugs.There were 190 cases which used BGZP(non-combination),and they were mainly for common in diseases caused by abnormal immune activation(accounting for 40.53%of the total cases).Especially at the age group with the most cases with age of 41–50 years,the cases associated with immunological diseases of female were obviously more than that of male(P<0.05).The latency of hepatobiliary ADR related to BGZP ranged from 1 to 386 days,and the median latency was 27.5 days,along with the range of cumulative dose(0.45–520.02 g)as well as the daily dose(0.09–2.64 g/d)after the conversion.Conclusions Cases of hepatobiliary ADR related to BGZP showed significant individual differences,and there was no correlation between drug usage duration and dosage and the occurrence of hepatobiliary ADR.It may be similar with idiosyncratic drug-induced liver injury,and recommended that BGZP should be used with more caution under monitoring liver function,especially in female patients with immunological diseases.GE Fei-lin NIU Ming HAN Zi-xin CAO Jun-ling WANG Jia-bo BAI Zhao-fang SONG Hai-bo GUO Yu-ming XIAO Xiao-he 2021Chinese Journal of Integrative Medicine2021,27,11:8
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