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260篇 您的检索式:作者名="Yue Sheng"
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1The Tea Tree Genome Provides Insights into Tea Flavor and Independent Evolution of Caffeine Biosynthesis显示文摘茶是世界有巨大的经济、药用、文化的重要性的最旧、很流行的包含咖啡因的饮料。这里,我们在场第一个高质量的核苷酸序列充满重复(80.9%) ,栽培的茶树山茶 sinensis 的 3.02-Gb 染色体。我们证明茶树的一种非常地大的染色体尺寸从一些 LTR retrotransposon 家庭的慢、稳定、长期的扩大被结果。除了一个最近的整个染色体的复制事件,基因的系特定的扩大把新陈代谢的生合成与 flavonoid 联系了被发现,它提高 catechin 生产,萜烯酶激活,和应力公差,为茶风味和改编的重要特征。我们相对可可子和咖啡表明一个独立人士和茶咖啡因合成小径的快速的进化。在 25 山茶种类之中的比较研究表明那更高的表情大多数 flavonoid- 和咖啡因铺平 -- 然而并非 theanine 相关的基因贡献 catechins 和咖啡因的增加的生产并且因此提高处理茶的适用性和茶质量。这些新奇调查结果为进一步的 metabolomic 和典型生合成小径的功能的 genomic 精炼铺平道路并且将帮助开发将最后满足并且吸引世界范围的更多的茶喝酒者的茶风味的一个更多样化的集合。En-Hua Xia Hai-Bin Zhang Jun Sheng Kui Li Qun-Jie Zhang Changhoon Kim Yun Zhang Yuan Liu Ting Zhu Wei Li Hui Huang Yan Tong Hong Nan Cong Shi Chao Shi Jian-Jun Jiang Shu-Yan Mao Jun-Ying Jiao Dan Zhang Yuan Zhao You-Jie Zhao Li-Ping Zhang Yun-Long Liu Ben-Ying Liu Yue Yu Sheng-Fu Shao De-Jiang Ni Evan E. Eichler Li-Zhi Gao 2017Molecular Plant2017,10,6:113
2Towards 6G wireless communication networks:vision,enabling technologies,and new paradigm shifts显示文摘The fifth generation(5G)wireless communication networks are being deployed worldwide from 2020 and more capabilities are in the process of being standardized,such as mass connectivity,ultra-reliability,and guaranteed low latency.However,5G will not meet all requirements of the future in 2030 and beyond,and sixth generation(6G)wireless communication networks are expected to provide global coverage,enhanced spectral/energy/cost efficiency,better intelligence level and security,etc.To meet these requirements,6G networks will rely on new enabling technologies,i.e.,air interface and transmission technologies and novel network architecture,such as waveform design,multiple access,channel coding schemes,multi-antenna technologies,network slicing,cell-free architecture,and cloud/fog/edge computing.Our vision on 6G is that it will have four new paradigm shifts.First,to satisfy the requirement of global coverage,6G will not be limited to terrestrial communication networks,which will need to be complemented with non-terrestrial networks such as satellite and unmanned aerial vehicle(UAV)communication networks,thus achieving a space-airground-sea integrated communication network.Second,all spectra will be fully explored to further increase data rates and connection density,including the sub-6GHz,millimeter wave(mmWave),terahertz(THz),and optical frequency bands.Third,facing the big datasets generated by the use of extremely heterogeneous networks,diverse communication scenarios,large numbers of antennas,wide bandwidths,and new service requirements,6G networks will enable a new range of smart applications with the aid of artificial intelligence(AI)and big data technologies.Fourth,network security will have to be strengthened when developing 6G networks.This article provides a comprehensive survey of recent advances and future trends in these four aspects.Clearly,6G with additional technical requirements beyond those of 5G will enable faster and further communications to the extent that the boundary between physical and cyber worlds disappears.Xiaohu YOU Cheng-Xiang WANG Jie HUANG Xiqi GAO Zaichen ZHANG Mao WANG Yongming HUANG Chuan ZHANG Yanxiang JIANG Jiaheng WANG Min ZHU Bin SHENG Dongming WANG Zhiwen PAN Pengcheng ZHU Yang YANG Zening LIU Ping ZHANG Xiaofeng TAO Shaoqian LI Zhi CHEN Xinying MA Chih-Lin I Shuangfeng HAN Ke LI Chengkang PAN Zhimin ZHENG Lajos HANZO Xuemin(Sherman)SHEN Yingjie Jay GUO Zhiguo DING Harald HAAS Wen TONG Peiying ZHU Ganghua YANG Jun WANG Erik GLARSSON Hien Quoc NGO Wei HONG Haiming WANG Debin HOU Jixin CHEN Zhe CHEN Zhangcheng HAO Geoffrey Ye LI Rahim TAFAZOLLI Yue GAO HVincent POOR Gerhard P.FETTWEIS Ying-Chang LIANG 2021Science China(Information Sciences)2021,64,1:122
3The Association of Maternal Body Composition and Dietary Intake with the Risk of Gestational Diabetes Mellitus during the Second Trimester in a Cohort of Chinese Pregnant Women显示文摘Objective To investigate the association of maternal body composition and dietary intake with the risk of gestational diabetes mellitus(GDM). Methods A total 154 GDM subjects and 981 controls were enrolled in a prospective cohort study in 11 hospitals from May 20, 2012 to December 31, 2013. Bioelectrical impedance analysis and dietary surveys were used to determine body composition and to evaluate the intake of nutrients in subjects at 21-24 weeks' gestation(WG). Logistic regression analysis was applied to explore the relationships of maternal body composition and dietary intake with the risk of GDM morbidity. Results Age, pre-pregnant body weight(BW), and body mass index(BMI) were associated with increased risk of GDM. Fat mass(FM), fat mass percentage(FMP), extracellular water(ECW), BMI, BW, energy, protein, fat, and carbohydrates at 21-24 WG were associated with an increased risk of GDM. In contrast, fat free mass(FFM), muscular mass(MM), and intracellular water(ICW) were associated with a decreased risk of GDM. Conclusion Maternal body composition and dietary intake during the second trimester of pregnancy were associated with the risk of GDM morbidity.Xu Qing Gao Zhi Ying Li Li Ming Wang Lu Zhang Qian Teng Yue Zhao Xia Ge Sheng Jing Hong Jiang Yang Yong Tao Liu Xiao Jun Lyu Chun Jian Mao Lun Yu Xiao Ming Liu Ying Hua Kong Ai Jing Yang Xue Yan Liu Zhao Zhang Yong Wang Jin Zhang Xin Sheng Xue Chang Yong Lu Yan Ping 2016Biomedical and Environmental Sciences2016,29,1:29
4Effects of retinoic acid on proliferation,phenotype and expression of cyclin-dependent kinase inhibitors in TGF-β1-stimulated rat hepatic stellate cells显示文摘AIM To study the molecular mechanisms ofretinoic acid(RA)on proliferation andexpression of cyclin-dependent kinase inhibitors(CKI),i.e.p16,p21 and p27 in cultured rathepatic stellate cells(HSC)stimulated withtransforming growth factor beta 1(TGF-β1).METHODS HSC were isolated from healthy ratlivers and cultured.After stimulated with1 mg/L TGF-β1,subcultured HSC were treatedwith or without 1 nmol/L RA.MTT assay,immunocytochemistry(ICC)for p16,p21,p27and α-smooth muscle actin(α-SMA)protein,insitu hybridization(ISH)for retinoic acidreceptor beta 2(RAR-β2)and p16,p21 and p27mRNA and quantitative image analysis(partially)were performed.RESULTS RA inhibited HSC proliferation(41.50%,P<0.05),decreased the protein levelof α-SMA(55.09%,P<0.05),and induced HSCto express RAR-β2 mRNA.In addition,RAincreased the protein level of p16(218.75%,P<0.05)and induced p21 protein expression;meanwhile,p27 was undetectable by ICC in bothcontrol and RA-treated HSC.However,RA hadno influence on the mRNA levels of p16,p21 orp27 as determined by ISH.CONCLISION Up-regulation of p16 and p21 on post-transcriptional level may contribule, in part to RA inhibition of TGF-β1-initiated rat HSC activation in vitro.Guang Cun Huang Jin Sheng Zhang Yue E Zhang Department of Pathology School of Basic Medical Sciences,Fudan University.Shanghai 200032,China 2000World Journal of Gastroenterology2000,6,6:23
5Comparative analysis of twenty-five compounds in different parts of Astragalus membranaceus var.mongholicus and Astragalus membranaceus by UPLC-MS/MS显示文摘As a traditional Chinese medicine,the root of Astragalus membranaceus var.mongholicus(AMM)or A.membranaceus(AM)has been widely used in China and other Asian countries for thousands of years.Till now,the flavonoids,phenolic acids and saponins are considered as the main active components contributing to their therapeutic effect in these plants.In order to clarify the distribution and contents of these compounds in different organs of these plants,a rapid and sensitive analytical method for simultaneous determination of 25 active compounds including seven types(i.e.dihydroflavones,isoflavane,isoflavones,flavones,pterocarpans,phenolic acid and saponins)within 10 min was established using ultra-pressure liquid chromatography coupled with tandem mass spectrometry(UPLCeMS/MS).Then,the established method was fully validated and successfully applied to the determination of the contents of these analytes in different parts(root,rhizome,stem,leaf and flower)of AMM and AM.The results indicated that the contents of the same type of compounds in two different species plants were significantly different.Moreover,the obvious differences were also found for the distribution and contents of different type of compounds in five organs of the same species.The present study could provide necessary information for the rational development and utilization of AMM and AM resource.Yuan Li Sheng Guo Yue Zhu Hui Yan Da-Wei Qian Han-Qing Wang Jian-Qiang Yu Jin-Ao Duan 2019Journal of Pharmaceutical Analysis2019,9,6:23
6Probucol attenuates atrial autonomic remodeling in a canine model of atrial fibrillation produced by prolonged atrial pacing显示文摘背景我们假设氧化应力和发炎可以玩的那增加的 atrial 在 atrial 神经在 atrial 纤维性颤动(AF ) 期间发芽和异构的同情的 hyperinnervation 的一个重要角色。测试假设,我们检验了有 probucol 的抗氧化剂和反煽动性的处理是否稀释在 AF 的一个犬的模型的自治改变由延长快速的正确 atrial 踱步生产了的 atrial。21 条狗被划分成一个假冒操作组,一个控制组和一个 probucol 组的方法。在控制组和 probucol 组的狗经历了每分钟在 400 敲击踱步的正确 atrial 因为在踱步直到踱步的快速的 atrial 停止了以前,在 probucol 的 6 个星期,和那些 1 个星期组织收到的 probucol。在 6 星期的快速的 atrial 踱步以后,包括的一般性质离开了 atrial AF 的结构和功能, atrial hemodynamics 和 inducibility 和持续时间在所有这些组被测量。Atrial 氧化压力标记和浆液 C 反应的蛋白质(CRP ) 集中被估计。神经在正确 atrial 发芽和同情的神经分布的度前面的墙(RAAW ) 和左 atrial 前面的墙(LAAW ) 被 immunohistochemistry 确定, atdal 新肾上素内容也被检测。在 RAAW 和 LAAW 的 Atrial 贝它神经生长因素(beta-NGF ) mRNA 和蛋白质表示被即时量的 RT-PCR 并且分别地的西方的弄污估计。结果 Atrial tachypacing 导致了重要神经发芽和异构的同情的 hyperinnervation,并且神经发芽和 hyperinnervation 的大小比在 LAAW 在 RAAW 是更高的。Atrial beta-NGF mRNA 和蛋白质层次显著地在 RAAW 和 LAAW 被增加,并且 beta-NGF 表示的 upregulation 比在在控制组的 LAAW 在 RAAW 是更大的。beta-NGF 蛋白质水平断然在所有组与同情的神经的密度被相关。Probucol 减少了氧化应力由 atrial tachypacing 引起了的 CRP 集中和稀释 atrial 的增加。另外, probucol 能有效地禁止 atrial beta-NGF upregulation,显著地稀释 atrial 神经发芽和异构的同情的 hyperinnervation,并且戏剧性地减少 AF 的 inducibility 和持续时间。beta-NGF 的 atrial 在表示上可能由增加的氧化应力和发炎引起了的结论可以是位于 atrial 下面的主要机制在 AF 期间的自治改变。Probucol 稀释 atrial 由它的抗氧化剂和反煽动性的行动的可能的自治改变。GONG Yong-tai LI Wei-min LI Yue YANG Shu-sen SHENG Li YANG Ning SHAN Hong-bo XUE Hong-jie LIU Wei YANG Bao-feng DONG De-li LI Bao-xin 2009Chinese Medical Journal2009,,1:15
7Chronostratigraphic Subdivision and Correlation of the Permian in China显示文摘Since the principle of multiple stratigraphic classification has been widely accepted by Chinese stratigraphers, various new Permian chronostratigraphic units have been proposed in China, and they need to be redefined. The establishment of a new global chronostratigraphic scheme of the Permian, compilation of Permian lithostratigraphic units and updating of Permian biostratigraphic sequences of China makes it possible to present a revised regional chronostratigraphic succession for the Permian System in China. This succession consists of three series and eight stages. The Chuanshanian Series includes two stages, the Zisongian and the Longlinian; the Yanghsinian (Yangxinian) Series is subdivided into the Chihsian (Qixiaan) and the Maokouan Subseries, of which the former comprises the Luodianian and the Xiangboan Stage, and the latter the Kufengian (Gufengian) and the Lengwuan Stage; the Lopingian (Lepingian) Series includes the Wuchiapingian (Wujiapingian) and the Changhsingian (Changxingian) Stage.JIN Yugan SHANG Qinghau WANG Xiangdong WANG Yue SHENG Jinzhang 1999Acta Geologica Sinica(English Edition)1999,73,2:14
8Inhibitor of fatty acid synthase induced apoptosis in human colonic cancer cells显示文摘INTRODUCTIONThe treatment of human epithelial malignancies islimited by drug resistance and toxic and side effects,which results in the failure in the treatment ofmajority of advanced cancer victims.To seek for anew,and specific antineoplastic therapy willprovide hope for tumor treatment.Althoughdisordered intermediary metabolism in cancer cellshas been known for many years,much of thePei Lin Huang Shi Neng Zhu Shi Lun Lu Zhen Sheng Dai Yue Lin Jin 2000World Journal of Gastroenterology2000,6,2:13
9Cardioprotective mechanism of SGLT2 inhibitor against myocardial infarction is through reduction of autosis显示文摘Sodium-glucose cotransporter 2(SGLT2)inhibitors reduce cardiovascular mortality in patients with diabetes mellitus but the protective mechanism remains elusive.Here we demonstrated that the SGLT2 inhibitor,Empagliflozin(EMPA),suppresses cardiomyocytes autosis(autophagic cell death)to confer cardioprotective effects.Using myocardial infarction(Ml)mouse models with and without diabetes mellitus,EMPA treatment significantly reduced infarct size,and myocardial fibrosis,thereby leading to improved cardiac function and survival.In the context of ischemia and nutritional glucose deprivation where autosis is already highly stimulated,EMPA directly inhibits the activity of the Na^(+)/H^(+)exchanger 1(NHE1)in the cardiomyocytes to regulate excessive autophagy.Knockdown of NHE1 significantly rescued glucose deprivation-induced autosis.In contrast,overexpression of NHE1 aggravated the cardiomyocytes death in response to starvation,which was effectively rescued by EMPA treatment.Furthermore,in vitro and in vivo analysis of NHE1 and Beclin 1 knockout mice validated that EMPA s cardioprotective effects are at least in part through downregulation of autophagic flux.These findings provide new insights for drug development,specifically targeting NHE1 and autosis for ventricular remodeling and heart failure after Ml in both diabetic and non-diabetic patients.Kai Jiang Yue Xu Dandan Wang Feng Chen Zizhuo Tu Jie Qian Sheng Xu Yixiang Xu John Hwa Jian Li Hongcai Shang Yaozu Xiang 2022Protein & Cell2022,13,5:13
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 Status and Associated Factors of Successful Aging among Older Adults Residing in Longevity Areas in China显示文摘Objective This study aims to assess the status of successful aging(SA) in longevity areas in China and explore multiple factors associated with SA among the young-old and oldest-old. Methods A total of 2296 elderly people aged 65 and older were interviewed in the longevity areas sub-sample of the Chinese Longitudinal Healthy Longevity Survey(CLHLS) in 2012. Baseline assessments included a researcher-administered questionnaire, physical examination, and laboratory testing. A logistic regression model was used to identify factors associated with SA. Results The prevalence of SA was 38.81% in the CLHLS in 2012. There were significant differences between ages groups, with SA compromising 56.85% among ≥65 years group and 20.31% among ≥100 years group(χtrend2=126.73, P<0.01). The prevalence of SA among females was 33.59%, which was significantly lower than that among males(45.58%)(χ2gender=33.65, P<0.05). In the regression analysis, having anemia(OR=0.744, 95% CI: 0.609-0.910), poor lifestyle(OR=0.697, 95% CI: 0.568-0.854), poor sleep quality(OR=0.558, 95% CI: 0.456-0.682), and central obesity(OR=0.684, 95% CI: 0.556-0.841) were the main factors associated with SA. The promoting SA rate decreased as age increased, and the group of 65-79 years had higher odds than the other age group. Conclusion Preventing central obesity, improving sleep quality and promoting healthy lifestyle may contribute to achieve SA among the elderly.SHI Wen Hui ZHANG Hong Yan ZHANG Juan LYU Yue Bin Melanie Sereny Brasher YIN Zhao Xue LUO Jie Si HU Dong Sheng FEN Lei SHI Xiao Ming 2016Biomedical and Environmental Sciences2016,29,5:10
12Safety and feasibility of emergent percutaneous coronary intervention with the transradial access in patients with acute myocardial infarction显示文摘The use of intense anticoagulation and antiplatelettherapy in acute myocardial infarction (AMI)potentially increases the risk of bleeding complicationsduring percutaneous coronary intervention (PCI) via thetransfemoral approach. Recently, the transradial accesshas been increasingly employed as an alternative meansfor diagnostic and interventional procedures. Lowincidence of vascular access site bleeding complicationssuggests the transradial approach as a safe alternative tothe femoral technique in AMI, particularly under anaggressive anticoagulation/antiplatelet regimen.Nevertheless, the safety and feasibility of employing thetransradial approach for primary PCI in AMI has not beenthoroughly investigated so far.LI Wei-min LI Yue ZHAO Ji-yi DUAN Ya-nan SHENG Li YANG Bao-feng WANG Feng-long GONG Yong-tai YANG Shu-sen ZHOU Li-jun LIU Pei-dong ZHANG Li CHU Shan 2007Chinese Medical Journal2007,,7:10
13Chronic Intermittent Hypobaric Hypoxia Ameliorates Renal Vascular Hypertension Through Up-regulating NOS in Nucleus Tractus Solitarii显示文摘Chronic intermittent hypobaric hypoxia(CIHH)is known to have an anti-hypertensive effect, which might be related to modulation of the baroreflex in rats with renal vascular hypertension(RVH). In this study, RVH was induced by the 2-kidney-1-clip method(2 K1 C) in adult male Sprague-Dawley rats. The rats were then treated with hypobaric hypoxia simulating 5000 m altitude for 6 h/day for 28 days. The arterial blood pressure(ABP), heart rate(HR), and renal sympathetic nerve activity(RSNA) were measured before and after microinjection of L-arginine into the nucleus tractus solitarii(NTS) in anesthetized rats.Evoked excitatory postsynaptic currents(eEPSCs) and spontaneous EPSCs(sEPSCs) were recorded in anterogradely-labeled NTS neurons receiving baroreceptor afferents. We measured the protein expression of neuronal nitric oxide synthase(nNOS) and endothelial NOS(eNOS) in the NTS. The results showed that the ABP in RVH rats was significantly lower after CIHH treatment. The inhibition of ABP, HR, and RSNA induced by L-arginine was less in RVH rats than in sham rats, and greater in the CIHHtreated RVH rats than the untreated RVH rats. The eEPSC amplitude in NTS neurons receiving baroreceptor afferents was lower in the RVH rats than in the sham rats and recovered after CIHH. The protein expression of nNOS and e NOS in the NTS was lower in the RVH rats than in the sham rats and this decrease was reversed by CIHH. In short, CIHH treatment decreases ABP in RVH rats via upregulating NOS expression in the NTS.Na Li Yue Guan Yan-Ming Tian Hui-Jie Ma Xiangjian Zhang Yi Zhang Sheng Wang 2019Neuroscience Bulletin2019,35,1:9
14Polymer-coated nanoporous carbons for trace seawater uranium adsorption显示文摘Polymer-coated mesoporous carbon nanocomposites were prepared from the immobilization of acrylonitrile and acrylic acid copolymers with divinylbenzene as a crosslinker onto a mesoporous carbon framework.High surface areas were maintained after polymerization with accessible porosity.This functional nanocomposite was tested as an adsorbent for uranium from high salinity solutions.Uranium adsorption results have shown that the adsorption capacities are strongly influenced by the density of the amidoxime groups and the specific surface area.YUE YanFeng SUN XiaoGuang MAYES Richard T. KIM Jungseung FULVIO Pasquale F. QIAO ZhenAn BROWN Suree TSOURIS Costas OYOLA Yatsandra DAI Sheng 2013Science China Chemistry2013,56,11:9
15Recent Progress in CRISPR/Cas9 Technology显示文摘The clustered regularly interspaced short palindromic repeats(CRISPR)/Cas9 system, a simple and efficient tool for genome editing, has experienced rapid progress in its technology and applicability in the past two years. Here, we review the recent advances in CRISPR/Cas9 technology and the ways that have been adopted to expand our capacity for precise genome manipulation. First, we introduce the mechanism of CRISPR/Cas9, including its biochemical and structural implications. Second, we highlight the latest improvements in the CRISPR/Cas9 system, especially Cas9 protein modifications for customization. Third, we review its current applications, in which the versatile CRISPR/Cas9 system was employed to edit the genome, epigenome, or RNA of various organisms. Although CRISPR/Cas9 allows convenient genome editing accompanied by many benefits, we should not ignore the significant ethical and biosafety concerns that it raises. Finally, we discuss the prospective applications and challenges of several promising techniques adapted from CRISPR/Cas9.Yue Mei Yan Wang Huiqian Chen Zhong Sheng Sun Xing-Da Ju 2016Journal of Genetics and Genomics2016,43,2:9
16Omega-3 polyunsaturated fatty acids promote liver regeneration after 90% hepatectomy in rats显示文摘AIM:To evaluate the effectiveness of omega-3 polyunsaturated fatty acid(ω-3 PUFA) administration on liver regeneration after 90% partial hepatectomy(PH) in rats.METHODS:ω-3 PUFAs were intravenously injected in the ω-3 PUFA group before PH surgery.PH,sparing only the caudate lobe,was performed in both the control and the ω-3 PUFA group.Survival rates,liver weight/body weight ratios,liver weights,HE staining,transmission electron microscope imaging,nuclearassociated antigen Ki-67,enzyme-linked immunosorbent assay and signal transduction were evaluated to analyze liver regeneration.RESULTS:All rats in the control group died within 30 h after hepatectomy.Survival rates in the ω-3 PUFA group were 20/20 at 30 h and 4/20 1 wk after PH.Liver weight/body weight ratios and liver weights increased significantly in the ω-3 PUFA group.The structure of sinusoidal endothelial cells and space of Disse was greatly restored in the ω-3 PUFA group compared to the control group after PH.In the ω-3 PUFA group,interleukin(IL)-4 and IL-10 levels were significantly increased whereas IL-6 and tumor necrosis factor-levels were dramatically decreased.In addition,activation of protein kinase B(Akt) and of signal transducer and activator of transcription 3 signaling pathway were identified at an earlier time after PH in the ω-3 PUFA group.CONCLUSION:Omega-3 polyunsaturated fatty acids may prevent acute liver failure and promote liver regeneration after 90% hepatectomy in rats.Yu-Dong Qiu Sheng Wang Yue Yang Xiao-Peng Yan 2012World Journal of Gastroenterology2012,18,25:8
17Adaptive Algorithms of Nonlinear Approximation with Finite Terms显示文摘This paper deals with realizable adaptive algorithms of the nonlinear approximation withfinite terms based on wavelets.We present a concrete algorithm by which we may find the requiredindex set A_m for the greedy algorithm G_m^p(·,Ψ).This makes the greedy algorithm realize the nearbest approximation in practice.Moreover,we study the efficiency of the finite-term approximation ofanother algorithm introduced by Birge and Massart.Wen Bin WEI Yue Sheng XU Pei Xin YE 2007Acta Mathematica Sinica,English Series2007,23,9:7
18Natural and unnatural anthraquinones isolated from the ethanol extract of the roots of Knoxia valerianoides显示文摘Eight new 9,10-anthraquinones(1-8)including three acetonide derivatives of 3-hydroxy-2-hydroxymethyl-9,10-anthraquinones(68)were isolated from an ethanol extract of the roots of Knoxia valeriamoides.On the basis of chemical transformation reactions of the co-occurring 14 and 15 combined with HPLC-DAD-ESI-MS analysis of the extracts,the previously and newly isolated 2-methoxymethy-and 2-ethoxymethyl-9,10-anthraquinones(4,5,and 9-13),as well as the 3-hydroxy-2-hydroxymethyl-9,10-anthraquinone acetonide derivatives(68),were shown to be solvolytic artifacts.In the in vitro assays,compound 4 was active to protect hepatocyte(WB-F344)damage.Feng Zhao Sujuan Wang Sheng Lin Chenggen Zhu Zhenggang Yue Yang Yu Bo Liu Xiuli Wu Yongchun Yang Yan Li Jiangong Shi 2012Acta Pharmaceutica Sinica B2012,2,3:7
19Calpain I inhibition prevents atrial structural remodeling in a canine model with atrial fibrillation显示文摘背景:Atrial (AF ) 被伴随由在伊朗的银币结构的改变。Calpain 活动在 AF 期间被导致。测试在 calpain 激活之间并且在伊朗的银币的一种原因的关系结构的变化, N-acetyl-Leu-Leu-Met (ALLM ) ,一个 calpain 禁止者,在一个犬的 AF 模型被利用。方法:十五条狗随机被划分成 3 个组:假冒操作组,控制组和 calpain 禁止者组;有 5 条狗的各个。持续 AF 被快速的正确中庭每分钟在 600 敲击踱步 3 个星期导致。ALLM 在 1.0 mg x kg 的剂量被管理(-1) x d (在 calpain 禁止者组的 -1) 。三个星期以后,解朊作用, TnT 和肌浆球蛋白的蛋白质表示, calpain 我本地化和结构的变化在伊朗的银币在左被检验免费的墙,就在伊朗的银币免费的墙和房间中隔分别地。房的尺寸和可收缩的功能被回响心动描记法也测量。结果:长期在在导致的显著结构的变化例如上踱步的伊朗的银币快速在伊朗的银币扩大了体积,肌溶解, TnT 和肌浆球蛋白的降级,在 mitochondrial 的肝糖和变化的累积塑造并且缩放,它是由 calpain 的增加的 paralleled 活动。在 calpain 活动和肌溶解的度之间的积极关联(r = 0.90 961, P < 0.0001 ) 被表明。除了结构的畸形,在伊朗的银币导致步可收缩的机能障碍在这研究被观察。在伊朗的银币导致步收缩性的结构的改变和损失被 calpain 禁止者 ALLM 部分阻止。结论:calpain 的激活向公开结构的改变在前进代表特色。Calpain 禁止者, ALLM,压制了增加的 calpain 活动并且颠倒了结构的改变引起了由在现在的模型在伊朗的银币支撑了纤维性颤动。Calpain 抑制可以因此在 AF 为治疗学的干预提供可能性。XUE Hong-jie LI Wei-min LI Yue GONG Yong-tai YANG Bao-feng JIN Cheng-luo SHENG Li CHU Shan ZHANG Li SHAN Hong-bo LIU Jie 2008Chinese Medical Journal2008,,1:6
20Association between Metabolic Syndrome and Carotid Atherosclerosis: A Cross-sectional Study in Northern China显示文摘Objective Increased carotid artery intima-media thickness(CIMT)and carotid plaque as manifestations of carotid atherosclerosis have been used as markers of cardiovascular disease(CVD).The components of metabolic syndrome(Met S)are linked to CVD,but the association between Met S and CVD is controversial.Methods A total of 8,933 Chinese adults aged 40 years or older from 2010 to 2014 were selected from the Jidong and Kailuan communities.Met S was defined by the International Diabetes Federation criteria.CIMT and carotid plaque were measured using color Doppler ultrasound.Logistic regression models were used to assess the association of Met S with carotid plaque and CIMT.Results Met S was found among 3,461(3,461/8,933)participants.The odds ratio and 95%confidence internal(CI)for carotid plaques in participants with Met S was 1.16(1.03-1.30).The risk of carotid plaques increased with the number of Met S components.The average CIMT was higher in participants with Met S(β=0.020,95%CI,0.014-0.027)and in participants with more Met S components.Conclusion Individuals with Met S are at an increased risk for carotid atherosclerosis compared to those without MetS.ZHOU Ping An ZHANG Chen Huan CHEN Yan Ru LI Dong SONG Dai Yu LIU Hua Min ZHOU Ming Yue SONG Guo Shun CHEN Sheng Yun 2019Biomedical and Environmental Sciences2019,32,12:6
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