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59篇 您的检索式:作者名="Zhao Yumin"
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1The Reference Genome Sequence of Scutellaria baicalensis Provides Insights into the Evolution of Wogonin Biosynthesis显示文摘Scutellaria baicalensis Georgi is important in Chinese traditional medicine where preparations of dried roots,'Huang Qin,' are used for liver and lung complaints and as complementary cancer treatments. We report a high-quality reference genome sequence for S. baicalensis where 93% of the 408.14-Mb genome has been assembled into nine pseudochromosomes with a super-N50 of 33.2 Mb. Comparison of this sequence with those of closely related species in the order Lamiales, sesamum indicum and Salvia splendens,revealed that a specialized metabolic pathway for the synthesis of 4'-deoxyflavone bioactives evolved in the genus Scu-tellaria. We found that the gene encoding a specific cinnamate coenzyme A ligase likely obtained its newfunc- tion following recent mutations, and that four genes encoding enzymes in the 4'-deoxyflavone pathway are present as tandem repeats in the genome of S. baicalensis. Further analyses revealed that gene duplications, segmental duplication, gene amplification, and point mutations coupled to gene neo- and subfunctionaliza-tions were involved in the evolution of 4'-deoxyflavone synthesis in the genus Scutellaria. Our study not only provides significant insight into the evolution of specific flavone biosynthetic pathways in the mint family, Lamiaceae, but also will facilitate the development of tools for enhancing bioactive productivity by metabolic engineering in microbes or by molecular breeding in plants. The reference genome of S. baicalensis is also useful for improving the genome assemblies for other members of the mint family and offers an important foundation for decoding the synthetic pathways of bioactive compounds in medicinal plants.Qing Zhao Jun Yang Meng-Ying Cui Jie Liu Yumin Fang Mengxiao Yan Wenqing Qiu Huiwen Shang Zhicheng Xu Reheman Yidiresi Jing-Ke Weng Tomas Pluskal Marielle Vigouroux Burkhard Steuernagel Yukun Wei Lei Yang Yonghong Hu Xiao-Ya Chen Cathie Martin 2019Molecular Plant2019,12,7:23
2Anti-inflammatory and anti-thrombogenic effects of atorvastatin in acute ischemic stroke显示文摘Atorvastatin decreases inflammation and thrombogenesis in patients with carotid artery plaque. Atorvastatin is administered to lower lipid levels, but its anti-inflammatory and anti-thrombogenic effects remain unclear. Eighty-nine patients from northeastern China with acute ischemic stroke caused by large-artery atherosclerosis were randomly divided into the study and control groups. All patients received routine treatment, including antiplatelet therapy, circulatory support, and symp-tomatic treatment. The study group (n=43) also received daily atorvastatin 20 mg/d, and the control group (n=46) received daily placebo pills containing glucose. After 4 weeks, the levels of C-reactive protein, fibrinogen, and D-dimer were significantly lower in the study group than in the control group. Decreases in the levels of C-reactive protein, fibrinogen, and D-dimer were not associated with de-creases in the levels of triacylglycerol and low-density lipoprotein cholesterol. These results suggest that atorvastatin reduces inflammation and thrombogenesis independent of its lipid-lowering effects in patients with acute ischemic stroke caused by large-artery atherosclerosis.Lianqiu Min Shuai Shao Xiaoning Wu Lin Cong Ping Liu Haiping Zhao Yumin Luo 2013Neural Regeneration Research2013,8,23:19
3Correlation between tongue manifestations and glucose, total cholesterol, and high-density lipoprotein cholesterol in patients with acute cerebral infarction显示文摘OBJECTIVE: To analyze the association between tongue manifestations and the levels of glucose (GLU), total cholesterol(TCH), and high-density lipoprotein cholesterol(HDL-C) in subjects with acute cerebral infarction.METHODS: Hospitalized patients with first unilateral cerebral infarction in the Neurological Department of Xuanwu Hospital were included and the correlation between tongue fur color, fur nature,and the levels of GLU,TCH, HDL-C were analyzed.RESULTS: HDL level in the thin fur group was higher than that in the thick fur group(P=0.02). The difference in the levels of GLU,TCH, and HDL-C among the groups was significant(P<0.05), classified in terms of slippery, moist, and dry fur. Further comparison between the groups by Student-Newman-Keuls test showed that GLU level in the dry fur group was the highest. Moreover, the TCH level in the slippery fur group was higher than the other two groups.CONCLUSION: A correlation between tongue manifestations and GLU, TCH, HDL-C was identified in the patients with acute cerebral infarction.Ping Liu Li Gao Juexian Song Haiping Zhao XiaoguangWu Liyuan Huang Pingping Wang Yumin Luo 2014Journal of Traditional Chinese Medicine2014,34,2:14
4Regulation of Seed Vigor by Manipulation of Raffinose Family Oligosaccharides in Maize and Arabidopsis thaliana显示文摘棉白糖家庭 oligosaccharides (RFO ) 在许多植物种类在成熟干燥期间在种子积累。然而, RFO 是否在建立种子活力有一个角色,仍然保持不清楚。GALACTINOL SYNTHASE (GOLS ) ,棉白糖 SYNTHASE (RS ) ,和 STACHYOSE SYNTHASE (圣) 是为 RFO 负责的酶 ? 在植物的生合成。有趣地,仅仅棉白糖在玉米种子被检测,并且唯一的玉米 RS 基因(ZmRS ) 被识别。在这研究,我们发现二独立 mutator (亩) 打断了 zmrs 线,不包含棉白糖但是 hyperaccumulating galactinol, ? 显著地减少了种子活力,与空 segregant 控制相比。不同于玉米, Arabidopsis thaliana 种子包含几 RFO (棉白糖, stachyose,和 verbascose ) 。A 的操作。thaliana RFO ? 由 overexpressing ZmGOLS2, ZmRS,或 AtSTS 的内容表明了那 co-overexpression ZmGOLS2 和 ZmRS,或 ZmGOLS2 的 overexpression 独自一个,显著地增加了 RFO 的全部的内容并且提高了 Arabidopsis 种子活力。令人惊讶地,当 ZmRS 的 overexpression 增加了种子棉白糖内容时,它的 overexpression 戏剧性地减少了种子活力并且减少了 galactinol, stachyose,和 verbascose 的种子数量。相反, atrs5 异种种子类似于关于种子活力和 RFO 内容的野类型的那些,除了 stachyose 它在 atrs5 种子积累了。全部的 RFO, RFO/sucrose 比率,然而并非绝对单个 RFO ? 数量,断然与 A 相关。thaliana 种子活力, stachyose 和 verbascose 多于棉白糖作出贡献到。一起拿,这些结果提供新卓见进种子活力的规章的机制并且在 monocot 和 dicot 在 modulating 种子活力为 RFO 揭示不同要求。Tao Li Yumin Zhang Dong Wang Ying Liu Lynnette M.A. Dirk Jack Goodman A. Bruce Downie Jianmin Wang Guoying Wang Tianyong Zhao 2017Molecular Plant2017,10,12:13
5A methodology for 3D modeling and visualization of geological objects显示文摘Geological body structure is the product of the geological evolution in the time dimension, which is presented in 3D configuration in the natural world. However, many geologists still record and process their geological data using the 2D or 1D pattern, which results in the loss of a large quantity of spatial data. One of the reasons is that the current methods have limitations on how to express underground geological objects. To analyze and interpret geological models, we present a layer data model to organize different kinds of geological datasets. The data model implemented the unification expression and storage of geological data and geometric models. In addition, it is a method for visualizing large-scaled geological datasets through building multi-resolution geological models rapidly, which can meet the demand of the operation, analysis, and interpretation of 3D geological objects. It proves that our methodology is competent for 3D modeling and self-adaptive visualization of large geological objects and it is a good way to solve the problem of integration and share of geological spatial data.ZHANG LiQiang TAN YuMin KANG ZhiZhong RUI XiaoPing ZHAO YuanYuan LIU Liu 2009Science China Earth Sciences2009,52,7:9
6K-ras^G12V transformation leads to mitochondrial dysfunction and a metabolic switch from oxidative phosphorylation to glycolysis显示文摘增加的氧气的 glycolysis 和氧化应力是癌症房间新陈代谢的重要特征,但是内在的生物化学、分子的机制留下逃犯。用四圜素可诱导的模型,我们显示出 K 地岬 G12V 原因 mitochondrial 机能障碍,导致反应的氧的减少的呼吸,提高的 glycolysis,和增加的产生种类。K 地岬蛋白质与线粒体被联系,并且导致呼吸的链建筑群的快速的抑制 -- 我和在由影响 cyclosporin 敏感的渗透的 mitochondrial transmembrane 潜力的减少转移毛孔。而且, K 地岬 在 vitro 的 G12V 表示提高转变房间的能力允许新陈代谢的改编到高 glycolytic 新陈代谢在 vivo 形成肿瘤。我们的学习建议 mitochondrial 机能障碍的那正式就职是由 K 地岬 G12V 在癌症房间引起新陈代谢的变化和 ROS 应力,并且支持肿瘤开发。Yumin Hu Weiqin Lu Gang Chen Peng Wang Zhao Chen Yan Zhou Marcia Ogasawara Dunyaporn Trachootham Li Feng Helene Pelicano Paul J Chiao Michael J Keating Guillermo Garcia-Manero Peng Huang 2012Cell Research2012,22,2:6
7Biocompatibility studies of silk fibroin-based artificial nerve grafts in vitro and in vivo显示文摘Silk fibroin(SF)has been used extensively in the biomedical field including tissue engineering for the generation of artificial bones,skins or ligaments.We have previously reported on good in vitro biocompatibility of SF fibers with peripheral nerve tissues and cells.In the present study,we developed a novel design of the SF-based artificial nerve graft(SF graft)which was composed of a SF-nerve guidance conduit(NGC)inserted with SF fibers.MTT assay was performed to determine the cytotoxicity of the SF-NGC extract fluid on the cultured L929 cells derived from an immortalized mouse fibroblast cell line.In addition,this SF graft was implanted into adult rats for bridging a 10-mm long sciatic nerve defect.The following-up experiments at initial stage(1-4 week)of nerve regeneration including routine blood tests and histochemical investigation were conducted to evaluate the in vivo biocompatibility of the SF graft with peripheral nerves.The results demonstrated that the SF-NGC graft was biocompatible with the surrounding tissues and cells due to its low inflammatory potential with a grade 0 under the U.S.Pharmacopeia guidelines and it was generally suitable to a certain degree for bridging peripheral nerve defects in virtue of supporting Schwann cell adherence,expansion and migration.Therefore the SF graft is a promising alternative to classical autografts for peripheral nerve repair.Chen Xuemei Yang Yumin Wu Jian Zhao Yahong Ding Fei Gu Xiaosong 2007Progress in Natural Science:Materials International2007,17,9:5
8Loss of Wip1 aggravates brain injury after ischaemia/reperfusion by overactivating microglia显示文摘Background and purpose The inflammatory response mediated by microglia/macrophages is closely related to cerebral ischaemia/reperfusion injury.Wild-type p53-induced protein phosphatase 1(Wip1),a serine/threonine phosphatase,is expressed in various tissues.A growing number of reports have suggested that Wip1 is a negative regulator of inflammation in peripheral tissue;however,its role in the central nervous system(CNS)remains unclear.This study aimed to clarify whether Wip1 can inhibit CNS inflammation by regulating microglia/macrophage functions after ischaemic injury.Methods A model of middle cerebral artery occlusion and reperfusion was established in mice.CNS inflammation was simulated by lipopolysaccharide treatment of primary microglia.Laser speckle imaging was used to monitor regional cerebral blood flow.Behavioural outcomes were assessed with a TreadScan gait analysis system.TTC staining was used to evaluate the infarct volume,and western blotting and immunofluorescence staining were applied to detect the phenotypical transformation of microglia.ELISA was performed to detect the levels of inflammatory factors.Results Wip1 expression was increased after ischaemia/reperfusion.Wip1-knockout(KO)mice displayed more severe brain injury than wild-type mice,as indicated by aggravated motor dysfunction,greater brain infarct volumes and higher expression of inflammatory cytokines(interleukin-6 and tumour necrosis factor alpha)in the brain.We also found that Wip1 depletion increased microglial/macrophage activation in both in vitro and in vivo models,which all showed activation of microglia/macrophages.Lentivirus-Ppm1d reversed the injury induced by Wip1-KO.Conclusions Our results suggest that Wip1 may inhibit neuroinflammation by inhibiting microglial/macrophage activation after brain ischaemia/reperfusion injury.Feng Yan Xiang Cheng Ming Zhao Shenghui Gong Ying Han Liping Ding Di Wu Yumin Luo Wei Zuo Lingling Zhu Ming Fan Xunming Ji 2021Stroke & Vascular Neurology2021,6,3:4
9Circular RNA circCCNB1 inhibits the migration and invasion of nasopharyngeal carcinoma through binding and stabilizing TJP1 mRNA显示文摘Nasopharyngeal carcinoma(NPC)is a malignant tumor that usually occurs in people from Southeast Asia and Southern China.NPC is prone to migration and invasion,leading to poor prognosis.A large number of circular RNAs(circ RNAs)exacerbate the process of metastasis in NPC;however,their underlying mechanisms remain unclear.We found that the circular RNA circ CCNB1,encoded by the oncogene CCNB1,was downregulated in NPC biopsies and cell lines.In vitro assays show that circ CCNB1 inhibits NPC cell migration and invasion.Moreover,circ CCNB1 induces a protein,nuclear factor 90(NF90),to bind and prolong the half-life of tight junction protein 1(TJP1)m RNA.Upregulation of TJP1 enhances tight junctions between cancer cells and inhibits NPC cell migration and invasion.This study reveals a novel biological function of circ CCNB1 in the migration and invasion of NPC by enhancing the tight junctions of cancer cells by binding to NF90 proteins and TJP1 m RNA,and may provide a potential therapeutic target for NPC.Mengyao Zhao Yian Wang Fenghua Tan Lingyun Liu Xiangchan Hou Chunmei Fan Le Tang Yongzhen Mo Yumin Wang Qijia Yan Zhaojian Gong Zheng Li Qianjin Liao Can Guo He Huang Xi Zeng Guiyuan Li Zhaoyang Zeng Wei Xiong Fuyan Wang 2022Science China(Life Sciences)2022,65,11:4
10Dynamics Modeling and Simulation of Autonomous Underwater Vehicles with Appendages显示文摘为设计并且调试提供一个模拟系统平台一小自治在水下车辆(AUV ) 运动控制器,一自由(6-DOF ) 六度为推进器和鳍与附器控制的 AUV 的动态模型被检查。基于动态模型,为 AUV 运动的一个模拟系统被建立。典型运动的不同类型被模仿分析运动表演和 AUV 的可操作性。以便在 AUV 的运动表演上评估附器的影响,有或没有附器的 AUV 的模拟被执行并且比较。结果证明 AUV 有或没有附器有好可操作性。Yumin Su Jinxin Zhao Jian Cao Guocheng Zhang 2013Journal of Marine Science and Application2013,12,1:3
11Experimental Study on Hydrodynamics of L-type Podded Propulsor in Straight-ahead Motion and Off-Design Conditions显示文摘试验性的测试被进行评估 L 类型 podded propulsor 的水动力学性能在直向前,用一台开水的测量仪器的运动和离开设计条件为 podded propulsors 由作者发展了,拖引坦克的一个轮船模型,并且在水粒子图象 velocimetry (PIV ) 下面测量系统。在条件的三种类型下面, L 类型 podded propulsor 的主要参数被测量,包括推进器戳和转矩,以及整个豆荚单位的戳,方面力量,和时刻。另外,在推进器和神气之间的节上的流动领域被分析。试验性的结果证明动态 azimuthing 率和方向和转弯的方向在推进器和整个豆荚单位上影响力量。因为推进器旋转的效果,力量不均匀地在左、正确的 azimuthing 方向之间被散布。这研究的调查结果为关于 L 类型 podded propulsors 的进一步的研究提供一个基础。Dagang Zhao Chunyu Guo Yumin Su Pengfei Dou Tao Jing 2017Journal of Marine Science and Application2017,16,1:3
12Nanoparticle mediated controlled delivery of dual growth factors显示文摘Peripheral nerve functional recovery after nerve injury generally requires multiple growth factors by synergistic effect.However,the optical combination of multiple synergistic growth factors for axonal regeneration has been scarcely considered up to now.Meanwhile,the use of growth factors in promoting nerve regeneration was limited by its short biological half-life in vivo,its vulnerability to structure disruption or hydrolyzation,leading to loss of bioactivity.Herein,a novel polymeric nanoparticle delivery system composed of heparin andε-poly-L-lysine(PL)was prepared for control release of nerve growth factor(NGF)and basic fibroblast growth factor(bFGF).The nanoparticles were synthesized by polyelectrolyte complexation in aqueous solution at room temperature,followed by cross-linking with biological genipin.The obtained nanoparticles had a spherical shape,with a mean diameter of about 246 nm,and high growth factors encapsulation efficiency as well as good stability.NGF and bFGF were encapsulated in the nanoparticles and showed a continuous and slow release behavior in vitro.The bioactivities of the released growth factors were evaluated,and exhibited the synergistic effect.The controlled release of the dual synergistic growth factors would improve the treatment of peripheral nerve injury to mimic the natural cellular microenvironments.ZHANG LuZhong ZHOU YouLang LI GuiCai ZHAO YaHong GU XiaoSong YANG YuMin 2014Science China(Life Sciences)2014,57,2:3
13SbMYB3 transcription factor promotes root-specific f lavone biosynthesis in Scutellaria baicalensis显示文摘Scutellaria baicalensis Georgi produces abundant root-specific f lavones(RSFs),which provide various benefits to human health.We have elucidated the complete biosynthetic pathways of baicalein and wogonin.However,the transcriptional regulation of f lavone biosynthesis in S.baicalensis remains unclear.We show that the SbMYB3 transcription factor functions as a transcriptional activator involved in the biosynthesis of RSFs in S.baicalensis.Yeast one-hybrid and transcriptional activation assays showed that SbMYB3 binds to the promoter of flavone synthase II-2(SbFNSII-2)and enhances its transcription.In S.baicalensis hairy roots,RNAi of SbMYB3 reduced the accumulation of baicalin and wogonoside,and SbMYB3 knockout decreased the biosynthesis of baicalein,baicalin,wogonin,and wogonoside,whereas SbMYB3 overexpression enhanced the contents of baicalein,baicalin,wogonin,and wogonoside.Transcript profiling by qRT–PCR demonstrated that SbMYB3 activates SbFNSII-2 expression directly,thus leading to more abundant accumulation of RSFs.This study provides a potential target for metabolic engineering of RSFs.Yumin Fang Jie Liu Minmin Zheng Sanming Zhu Tianlin Pei Mengying Cui Lijing Chang Hanwen Xiao Jun Yang Cathie Martin Qing Zhao 2023Horticulture Research2023,10,2:2
14Cephalopods-inspired Repairable MWCNTs/PDMS Conductive Elastomers for Sensitive Strain Sensor显示文摘Flexible electronic devices based on reversible bonds for self-curing capabilities arouses extensive interest.However,most of the composite conductive elastomers have the problems of poor mechanical properties and slow recovery of mechanical properties during multiple stretching,which hinder their stability in continuous operation.In this study,hyperbranched-MWCNTs/hyperbranched-PDMS self-healable conductive elastomers inspired by cephalopods were successfully developed.The prepared conductive elastomer exhibited good self-healing ability(91%)at room temperature excited by multiple reversible interactions.The prepared elastomer showed outstanding mechanical properties and anti-fatigue ability,so that it can cope with more arduous tasks.Moreover,the elastomer was sensitive to the change of stress states and can be used as a stable strain sensor.Therefore,the self-repairing conductive elastomer has potential practicability in the fields of human-computer interaction,motion monitoring,soft robot and so on.Kaiming Zhang Zhe Wang Yuetao Liu Haoyu Zhao Chuanhui Gao Yumin Wu 2022Chinese Journal of Polymer Science2022,40,4:2
15Bulk growth and separation of single-walled carbon nanotubes from rhenium catalyst显示文摘Bulk synthesis of single-walled carbon nanotubes(SWNTs)using solid catalyst has been challenging,despite of recent breakthrough in the chirality-specific growth on the flat substrate surface.In this work,we propose a porous magnesia support rhenium catalyst for bulk synthesis of SWNTs.It is found that the well-dispersed catalyst with a high melting point and the optimal chemical vapor deposition reaction conditions account for the growth of SWNTs.Detailed characterizations reveal the produced SWNTs are dominant in(n,n−1)and(n,n−2)species.Furthermore,by using a multicolumn chromatography post-growth separation method,SWNTs with three defined diameter ranges were obtained.This work guides the design of porous oxide supported catalyst for bulk synthesis and diameter-dependent sorting of SWNTs,which will ultimately help harness the extraordinary properties of SWNTs.Chen Ma Yumin Liu Lili Zhang Liu Qian Yiming Zhao Ying Tian Qianru Wu Dong Li Nan Zhao Xueting Zhang Liantao Xin Huaping Liu Pengxiang Hou Chang Liu Maoshuai He Jin Zhang 2022Nano Research2022,15,7:2
16A ratiometric near-infrared naphthalimide-based fluorescent probe with high sensitivity for detecting Fe^(2+)in vivo显示文摘Iron is one of the essential trace elements in the human body.It plays an important role in human biology and pathology.Deregulation of iron levels in cells is associated with disease development.In this work,we synthesized a novel near-infrared intramolecular charge transfer(ICT)based ratiometric fluorescent probe to detect Fe^(2+),by using naphthalimide and indole moieties as building blocks.Our work showed that the radiometric probe has excellent selectivity,sensitivity and rapid response.Moreover,we could successfully perform real-time monitoring of Fe^(2+) in He La cells and C.elegans.Lina Huang Yu Chen Yuqiang Zhao Yumin Wang Junwei Xiong Junfeng Zhang Xianghua Wu Ying Zhou 2020Chinese Chemical Letters2020,31,11:2
17Plastic deformation and yield criterion for compressible sintered powder materials显示文摘Lin Hua Xunpeng Qin Huajie Mao Yumin Zhao 2006Journal of Materials Processing Tech2006,,1:1
18Relationship between the fermion aynamical symmetric model Hamiltonion and nuclear collective motion显示文摘Zhao Yumin Yoshinaga N Yamaji S 2000Phys Rev C2000,62,:1
19Optimal channels of the Garvey-Kelson mass relations in extrapolation显示文摘Garvey-Kelson mass relations connect nuclear masses of neighboring nuclei within high accuracy, and provide us with convenient tools in predicting unknown masses by extrapolations from existent experimental data. In this paper we investigate optimal'channels' of the Garvey-Kelson relations in extrapolation to the unknown regions, and tabulate our predicted masses by using these optimized channels of the Garvey-Kelson relations.Man Bao Zeng He YiYuan Cheng YuMin Zhao Akito Arima 2017Science China(Physics,Mechanics & Astronomy)2017,60,2:1
20Relationship between the fermion dynemical symmetnic model Hamiction and nuclear collective notion显示文摘Zhao Yumin Yamaji S Yoshinaga N 2000Phys Rev C2000,62,:1
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