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1Towards 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
2Improving Yield and Nitrogen Use Efficiency Simultaneously for Maize and Wheat in China: A Review显示文摘同时完成两高收益和高氮使用效率(NUE ) 与对食物,自然资源的弄空,和环境的恶化的增加的全球需求成为了主要挑战。作为在世界上的 N 化肥的最伟大的消费者,中国农民滥用了 N,并且因为 N 举起收益关系的有限理解,在庄稼 N 需求和 N 供应之间有差的 synchrony。处理这个问题,这研究为二个学生的不同收益范围评估了全部、动态的 N 要求庄稼(玉米和小麦) ,和到 N 管理策略的建议改进。整个植物的 N 未葬举起要求每谷物产量(N req ) 开始与谷物收益改进死亡了然后停滞,并且然而,大多数农民仍然相信更多的化肥和更高的谷物产量是同义的。当玉米产量增加了从时 < 7.5 到 > 12.0 Mg 哈 −1, N req 从 19.8 ~ 17.0 kg Mg −1 谷物减少了。为小麦,它为谷物产量从 27.1 kg Mg −1 谷物减少了 < 4.5 Mg 哈 −1 到为产量的 22.7 kg Mg −1 谷物 > 9.0 Mg 哈 −1 。同时,干燥物质的百分比和在中间迟了的成长季节的 N 累积与谷物产量显著地增加了,它显示 N 授精应该在中间迟了的阶段被集中当农民们经常在播种前或在早生长阶段期间使用了 N 化肥的多数时,匹配庄稼需求。我们因此开发了同时增加谷物产量和 NUE 的综合土壤庄稼系统管理策略。MENG Qingfeng YUE Shanchao HOU Peng CUI Zhenling CHEN Xinping 2016Pedosphere2016,26,2:51
3Resveratrol provides neuroprotection by regulating the JAK2/STAT3/PI3K/AKT/mTOR pathway after stroke in rats显示文摘Ischemic stroke is a common disease with high mortality and morbidity worldwide.One of the important pathophysiological effects of ischemic stroke is apoptosis.A neuroprotective effect is defined as the inhibition of neuronal apoptosis to rescue or delay the infarction in the surviving ischemic penumbra.Resveratrol is a natural polyphenol that reportedly prevents cerebral ischemia injury by regulating the expression of PI3K/AKT/mTOR.Therefore,this study aimed to elucidate the neuroprotective effect of resveratrol on cerebral ischemia/reperfusion injury and to investigate the signaling pathways and mechanisms through which resveratrol regulates apoptosis in the ischemic penumbra.Rats were subjected to middle cerebral artery occlusion for 2 h followed by 24 h reperfusion.Cerebral infarct volume was measured using 2%TTC staining.TUNEL staining was conducted to evaluate neuronal apoptosis.Western blotting and immunohistochemistry were used to detect the proteins involved in the JAK2/STAT3/PI3K/AKT/mTOR pathway.The results suggested that resveratrol significantly improved neurological function,reduced cerebral infarct volume,decreased neuronal damage,and markedly attenuated neuronal apoptosis;these effects were attenuated by the inhibition of PI3K/AKT with LY294002 and JAK2/STAT3 with AG490.We also found that resveratrol significantly upregulated the expression of p-JAK2,p-STAT3,p-AKT,p-mTOR,and BCL-2 and downregulated expression of cleaved caspase-3 and BAX,which was partially reversed by LY294002 and AG490.These results suggested that resveratrol provides a neuroprotective effect against cerebral ischemia/reperfusion injury,which is partially mediated by the activation of JAK2/STAT3 and PI3K/AKT/mTOR.Resveratrol may indirectly upregulate the PI3K/AKT/mTOR pathway by activating JAK2/STAT3.Yongying Hou Ke Wang Weijun Wan Yue Cheng Xia Pu Xiufeng Ye 2018Genes & Diseases2018,5,3:60
4Comprehensive Treatment with Chinese Medicine in Patients with Advanced Non-Small Cell Lung Cancer: A Multicenter, Prospective, Cohort Study显示文摘Objective: To determine whether additional Chinese medicine(CM) could prolong survival and improve the quality of life(QOL) in patients with advanced non-small cell lung cancer(NSCLC) compared with Western medicine(WM) alone. Methods: This was a multicenter, prospective cohort study. A total of 474 hospitalized patients with stage Ⅲ–Ⅳ NSCLC were recruited and divided into 2 groups. Patients in the WM group received radiotherapy, chemotherapy, and optimal supportive therapy according to the National Comprehensive Cancer Network(NCCN) guidelines. In the integrative medicine(IM) group, individualized CM(Chinese patent medicines and injections) and WM were administered. The primary end point was overall survival, and the secondary end points were time to disease progression, adverse events, and QOL. Follow-up clinical examinations and chest radiography were performed every 2 months. Results: The median survival was 16.60 months in the IM group and 13.13 months in the WM group(P<0.01). The incidences of loss of appetite, nausea, and vomiting in the IM group were significantly lower than those in the WM group(P<0.05). The QOL based on Functional Assessment of Cancer Therapy-Lung in the IM group was markedly higher than that in the WM group at the fourth course(P<0.05). Conclusions: Additional CM may prolong survival and improve the QOL patients with NSCLC. The adverse effects of radio-and chemotherapy may be attenuated as CM is used in combination with conventional treatments.LIU Jie LIN Hong-sheng HOU Wei HUA Bao-jin ZHANG Pei-tong LI Jie WANG Shen-yu XIE Ying ZHANG Yue XIE Guang-ru ZHANG Mei-ying SHI Wen-guang GUAN Nian-bo GUAN Tian-yu LI Cong-huang LU Li-yuan ZHANG Ying LI Dao-rui LIU Hao 2017Chinese Journal of Integrative Medicine2017,23,10:22
5The Role of Fibrocyte in the Pathogenesis of Silicosis显示文摘Exposure to free silica induces silicosis and myofibroblasts are regarded as primary effector cells.Fibrocytes can differentiate into myofibroblast.Therefore,the present study was designed to investigate whetherLI Juan YAO Wu HOU Jian Yong ZHANG Lin BAO Lei CHEN Hui Ting WANG Di YUE Zhong Zheng LI Yi Ping ZHANG Miao YU Xing Hao ZHANG Jian Hui QU Ya Qian HAO Chang Fu 2018Biomedical and Environmental Sciences2018,31,4:20
6Application of an acrylic vessel supported by a stainless-steel truss for the JUNO central detector显示文摘在 Daya 海湾实验的成功以后, Jiangmen 地下的中微子天文台(Jupiter 之妻) 被发射测量中微子团层次和摆动参数并且学习另外的中微子物理。它的中央察觉者从反应堆,地球,空气,和阳光被放为反中微子。中央察觉者的主要要求是液体闪烁器的 20 kt 的抑制,作为目标团,和 3% 精力分辨率。它关于有它的内部表面上的 PMT 的 75% 范围的 38.5 m 的一个球形状察觉者。因为它必须为物理测量的几种不同类型满足要求并且在它的结构和工程拥有可行性和可靠性,如此的一个巨大的察觉者的设计是大挑战,都在合理时间和费用。为 JUNO 中央察觉者的一种选择是超丙烯酸的球在水里沉没了防护背景。这份报纸为如此的一个丙烯酸的球建议一个结构的计划那被支持由一不锈钢捆绑,在土木工程由支持点的眼镜窗帘墙启发了。计划的初步的设计被有限元素(FE ) 用 ABAQUS 完成并且验证方法。FE 分析证明计划能在 5 ~ 10 MPa 的限制以内控制丙烯酸的球的压力水平,根据中央察觉者的设计目的需求。计划具有突出的全球稳定性并且在本地连接上允许各种各样的选择。我们证明计划可行性好并且应该是为中央察觉者的一种合理选择。WANG Yuan Qing ZONG Liang HENG Yue Kun WANG Zong Yi ZHOU Yan HOU Shao Jing QIN Zhong Hua MA Xiao Yan 2014Science China(Technological Sciences)2014,57,12:19
7Astragaloside II triggers T cell activation through regulation of CD45 protein tyrosine phosphatase activity显示文摘Chun-ping WAN Li-xin GAO Li-fei HOU Xiao-qian YANG Pei-lan HE Yi-fu YANG Wei TANG Jian-min YUE Jia LI Jian-ping ZUO 2013Acta Pharmacologica Sinica2013,34,4:17
8A Randomized, Double-Blind, Multicenter, Placebo-Controlled Trial of Qi-Zhi-Wei-Tong Granules on Postprandial Distress Syndrome-Predominant Functional Dyspepsia显示文摘Qing Su Sheng-Liang Chen Hua-Hong Wang Lie-Xin Liang Ning Dai Bin Lyu Jun Zhang Rong-Quan Wang Ya-Li Zhang Yue Yu Jin-Song Liu Xiao-Hua Hou 2018Chinese Medical Journal2018,,13:16
9The Effects of Demographic Features on Differences in Sensitivity between PCL-C and SCL-90 Scores in a Follow-up Study in Secondary School Students in the Wenchuan Earthquake Region显示文摘Objective To analyze the sensitivity of effect factors between the PCL‐C and the SCL‐90,to provide evidence for social psychological crisis screening and post‐trauma interventions.Methods We administered the PCL‐C and SCL‐90 to screen for PTSD and other psychological problems among students who survived the disaster and continued their school studies.The surveys were carried out 3,6,9,and 12 months after the earthquake.A bivariate 2‐level logistic model was used to explore the different levels of sensitivity among students.The factors influencing the relationships between PTSD and depression,and between PTSD and anxiety were examined.Results We analyzed data from 1 677 students,revealing that female students in higher grades were more likely to exhibit symptoms of depression,rather than PTSD,compared with the control group (males in lower grades),and the difference was significant (P<0.05).In contrast,ethnic minorities were more likely to exhibit PTSD symptoms compared to the others.In addition,female students were more likely to exhibit symptoms of anxiety than PTSD.Other effects that did not reach statistical significance were suggested to have a similar influence on PTSD,depression,and anxiety.Conclusion After a natural disaster,specific aspects of depression and anxiety should be examined,avoiding an overemphasis on PTSD in social psychological crisis interventions.HOU Feng Su LI Ting LI Juan HU Xiao Qin LIU Zhi Yue YUAN Ping 2011Biomedical and Environmental Sciences2011,24,6:11
10Water Modeling of Swirling Flow Tundish for Steel Continuous Casting显示文摘A conventional turbulence inhibitor is compared with a swirling chamber from the points of view of fluid flow and removal rate of inclusion in the tundish.Comparing the RTD curves,inclusion removals,and the streamlines in water model experiments,it can be found that the tundish equipped with a swirling chamber has a great effect on improving the flow field,and the floatation rate of inclusion is higher than the tundish with a turbulence inhibitor.Because of the introduction of the swirling chamber,the flow field and inclusion removal in a two-strand swirling flow tundish are asymmetrical.Rotating the inlet direction of swirling chamber 60 degree is a good strategy to improve the asymmetrical flow field.YUE Qiang ZOU Zong-shu HOU Qin-fu CHEN Zhou 2009Journal of Iron and Steel Research(International)2009,16,5:11
11军队战时饮用水卫生标准显示文摘军队战时饮用水卫生标准(GJB651-89)规定了军队战时饮用的水质标准,及对水源选择、卫生防护、水质检验的要求。适用于军队战时饮水期为7天(军用毒剂染毒时3天以内)或90天以内各种给水方式的饮用水水质要求;也适用于军队平时行军、野营及其它野外条件的饮用水的水质要求。水质标准对27项指标规定了限量值,是按60kg体重的健康成人,每人每天饮水量为5L,饮水期限为7天或9o天而制定的。Hou Yue Jiang Xingjing Zhuo Jianbo Shi Peicai Gong Shuming(Department of Military Hygiene,The Fourth Military Medical University,Xi’an) 1994解放军预防医学杂志1994,12,2:10
12Spatial and temporal clustering analysis of tuberculosis in the mainland of China at the prefecture level,2005-2015显示文摘Background:Tuberculosis(TB)is still one of the most serious infectious diseases in the mainland of China.So it was urgent for the formulation of more effective measures to prevent and control it.Methods:The data of reported TB cases in 340 prefectures from the mainland of China were extracted from the China Information System for Disease Control and Prevention(CISDCP)during January 2005 to December 2015.The Kulldorff’s retrospective space-time scan statistics was used to identify the temporal,spatial and spatio-temporal clusters of reported TB in the mainland of China by using the discrete Poisson probability model.Spatio-temporal clusters of sputum smear-positive(SS+)reported TB and sputum smearnegative(SS-)reported TB were also detected at the prefecture level.Results:A total of 10200528 reported TB cases were collected from 2005 to 2015 in 340 prefectures,including 5283983 SS-TB cases and 4631734 SS+TB cases with specific sputum smear results,284811 cases without sputum smear test.Significantly TB clustering patterns in spatial,temporal and spatiotemporal were observed in this research.Results of the Kulldorff’s scan found twelve significant space-time clusters of reported TB.The most likely spatio-temporal cluster(RR=3.27,P<0.001)was mainly located in Xinjiang Uygur Autonomous Region of western China,covering five prefectures and clustering in the time frame from September 2012 to November 2015.The spatio-temporal clustering results of SS+TB and SS-TB also showed the most likely clusters distributed in the western China.However,the clustering time of SS+TB was concentrated before 2010 while SS-TB was mainly concentrated after 2010.Conclusions:This study identified the time and region of TB,SS+TB and SS-TB clustered easily in 340 prefectures in the mainland of China,which is helpful in prioritizing resource assignment in high-risk periods and high-risk areas,and to formulate powerful strategy to prevention and control TB.Meng-Yang Liu Qi-Huan Li Ying-Jie Zhang Yuan Ma Yue Liu Wei Feng Cheng-Bei Hou Endawoke Amsalu Xia Li Wei Wang Wei-Min Li Xiu-Hua Guo 2018Infectious Diseases of Poverty2018,7,1:10
13Transcutaneous Auricular Vagus Nerve Stimulation: From Concept to Application显示文摘Whether in the West or the East,the connection between the ear and the rest of the body has been explored for a long time.Especially in the past century or more,the relevant theoretical and applied research on the ear has greatly promoted the development of ear therapy,and finally the concept of transcutaneous auricular vagus nerve stimulation(taVNS)has been proposed.The purpose of taVNS is to treat a disease non-invasively by applying electrical current to the cutaneous receptive field formed by the auricular branch of the vagus nerve in the outer ear.In the past two decades,taVNS has been a topic of basic,clinical,and transformation research.It has been applied as an alternative to drug treatment for a variety of diseases.Based on the rapid understanding of the application of taVNS to human health and disease,some limitations in the development of this field have also been gradually exposed.Here,we comprehensively review the origin and research status of the field.Yu Wang Shao-Yuan Li Dan Wang Mo-Zheng Wu Jia-Kai He Jin-Ling Zhang Bin Zhao Li-Wei Hou Jun-Ying Wang Lei Wang Yi-Fei Wang Yue Zhang Zi-Xuan Zhang Pei-Jing Rong 2021Neuroscience Bulletin2021,37,6:10
14DNA barcoding of 18 species of Bovidae显示文摘Genetic divergences of mitochondrial cytochrome c oxidase subunit I genes,known as DNA barcodes,have been used in species identification in the animal kingdom.Barcodes can assist field workers and taxonomists to determine groups in need of taxa analysis,and facilitate the recognition of appropriate populations and scales for conservation planning.In this study,18 species of Bovidae were selected to evaluate the effectiveness of DNA barcoding for species differentiation.The results showed that all but 2 species had unique DNA barcodes.The mean intraspecific variation was 0.63%,yielding a threshold of 6.3% for flagging putative species.The results supported the inference that barcode variation within species of mammals is somewhat higher than within other animal groups.The present study validated the effectiveness of barcoding for the identification of bovid species.CAI YanSen ZHANG Liang SHEN FuJun ZHANG WenPing HOU Rong YUE BiSong LI Jing ZHANG ZhiHe 2011Chinese Science Bulletin2011,56,2:10
15Aggregation Kinetics of Inclusions in Swirling Flow Tundish for Continuous Casting显示文摘The mechanism of inclusion aggregation in liquid steel in swirling flow tundish is analyzed by applying the theory of flocculation which was developed in the field of colloid engineering. The gas bridge forces due to the micro bubbles on hydrophobic inclusion surfaces were responsible for the inclusion collision and agglomeration, which can avoid the aggregation to breakup. The quantity of micro bubbles on hydrophobic inclusion particle is more than that on hydrophilic one. The trend of forming gas bridges between micro bubbles on particles is strong in the course of collision. The liquid film on hydrophobic particles is easy to break during collision process. Hydrophobic particles are liable to aggregate in collision. According to the analysis of forces on a nonmetallic inclusion particle in swirling chamber, the chance of inclusion collision and aggregation can be improved by the centripetal force. Hydrophobic particles in water are liable to aggregate in collision. Hydrophilic particles in water are dispersed although collision happens. The wettability can be changed by changing solid-liquid interface tension. The nonmetallic inclusion removal in swirling flow tundish is studied. The result shows that under certain turbulent conditions, the particle concentration and the wettability between particles and liquid steel are the main factors to induce collision and aggregation.YUE Qiang ZOU Zong-shu HOU Qin-fu 2010Journal of Iron and Steel Research(International)2010,17,5:9
16Separation and Precise Measurement of Lithium Isotopes in Three Reference Materials Using Multi Collector-Inductively Coupled Plasma Mass Spectrometry显示文摘Lithium separation technique for three reference materials has been established together with precise determination of lithium isotope using a Neptune multi collector-inductively coupled plasma mass spectrometry (MC-ICP-MS). The solutions of lithium element standard reference materials, potassium, calcium, sodium, magnesium and iron single element, were used to evaluate analytical methods applied. Three separate stages of ion-exchange chromatography were carried out using organic cation-exchange resin (AG 50W-X8). Lithium was enriched for the three stages using different eluants, which are 2.8 M HCl, 0.15 M HCl and 0.5 M HCl in 30% ethanol, respectively. The columns for the first and second stages are made of polypropylene, and those for the third stage are made of quartz. Total reagent volume for the entire chemical process was 35 mL for three reference materials. The recovery yielded for the three stages is 98.9-101.2% with an average of 100.0%, 97.6- 101.9% with an average of 99.9%, and 99.8-103.3% with an average of 100.6%, respectively. The precision of this technique is conservatively estimated to be ±0.72-1.04‰ (2σ population), which is similar to the precision obtained by different authors in different laboratories with MC-ICP-MS. The δ 7 Li values ( 7 Li/ 6 Li relative to the IRMM-016 standard) determined for andesite (AGV-2) and basalt (BHVO-2) are 5.68‰ (n=18), 4.33‰ (n=18), respectively. The δ 7 Li value ( 7 Li/ 6 Li relative to the L-SVEC standard) determined for IRMM-016 is -0.01‰ (n=15). All these analytical results are in good agreement with those previously reported. In addition, the results for the same kinds of samples analyzed at the MLR Key Laboratory of Metallogeny and Mineral Assessment, Institute of Mineral Resources, Chinese Academy of Geological Sciences, are consistent with those obtained at the Plasma Laboratory, University of Maryland, within analytical uncertainty. According to these experiment results, it is concluded that this proposed procedure is a suitable method for determining the lithium isotopic composition of natural samples.TIAN Shihong HOU Zengqian SU Aina HOU Kejun HU Wenjie LI Zhenzhen ZHAO Yue GAO Yanguang LI Yanhe YANG Dan YANG Zhusen 2012Acta Geologica Sinica(English Edition)2012,86,5:9
17Hypoglycemic activity of puerarin through modulation of oxidative stress and mitochondrial function via AMPK显示文摘Hyperglycemia is the dominant phenotype of diabetes and the main contributor of diabetic complications. Puerarin is widely used in cardiovascular diseases and diabetic vascular complications. However, little is known about its direct effects on diabetes. The aim of our study is to investigate its antidiabetic effect in vivo and in vitro, and explore the underlying mechanism. We used type I diabetic mice induced by streptozotocin to observe the effects of puerarin on glucose metabolism. In addition, oxidative stress and hepatic mitochondrial respiratory activity were evaluated in type I diabetic mice. In vitro, glucose consumption in Hep G2 cells was assayed along with the q PCR detection of glucogenesis genes expression. Moreover, ATP production was examined and phosphorylation of AMPK was determined using Western blot. Finally, the molecular docking was performed to predict the potential interaction of puerarin with AMPK utilizing program Lib Dock of Discovery Studio 2018 software. The results showed that puerarin improved Hep G2 glucose consumption and upregulated the glucogenesis related genes expression. Also, puerarin lowered fasting and fed blood glucose with improvement of glucose tolerance in type I diabetic mice. Further mechanism investigation showed that puerarin suppressed oxidative stress and improved hepatic mitochondrial respiratory function with enhancing ATP production and activating phosphorylation of AMPK. Docking study showed that puerarin interacted with AMPK activate site and enhancing phosphorylation. Taken together, these findings indicated that puerarin exhibited the hypoglycemic effect through attenuating oxidative stress and improving mitochondrial function via AMPK regulation, which may serve as a potential therapeutic option for diabetes treatment.HOU Bi-Yu ZHAO Yue Rong MA Peng XU Chun-Yang HE Ping YANG Xiu-Ying ZHANG Li QIANG Gui-Fen DU Guan-Hua 2020Chinese Journal of Natural Medicines2020,18,11:9
18Crystalline Silica Promotes Rat Fibrocyte Differentiation in Vitro,and Fibrocytes Participate in Silicosis in Vivo显示文摘Objective The aim of this study was to investigate the effects of Si O2 on fibrocytes and whether fibrocytes participate in silicosis in vivo. Methods A macrophagocyte(AM)/fibrocyte coculture system was established, and AMs were treated with 100 μg/mL SiO 2. Flow cytometry was used to detect the number of fibrocytes. Real‐time PCR was performed to measure the expression of collagen I, collagen III, and α‐SMA mR NA. The levels of collagen I, collagen III, and TGF‐β1 protein were determined by ELISA. Immunohistochemical staining was performed to measure α‐SMA protein expression. A rat silicosis model was induced by intratracheal instillation of SiO 2. Lung histopathological evaluation was conducted using HE and Masson's trichrome staining after 1 and 9 weeks. The number of fibrocytes in peripheral blood or lung tissue of rat was detected by flow cytometry. Double‐color immunofluorescence was applied to identify fibrocytes in the lung tissue. Results Peripheral blood monocytes were found to differentiate into fibrocytes in vitro in a time‐dependent manner, and exposure to crystalline silica might potentiate fibrocyte differentiation. In addition, fibrocytes were able to migrate from peripheral blood to the lung tissue, and the number of fibrocytes was increased after SiO 2 exposure. Conclusion Silica exposure potentiates fibrocyte differentiation, and fibrocytes may participate in silicosis in vivo.LI Juan YAO Wu HOU Jian Yong Zhang Lin BAO Lei CHEN Hui Ting WANG Di YUE Zhong Zheng LI Yi Ping ZHANG Miao HAO Chang Fu 2017Biomedical and Environmental Sciences2017,30,9:7
19Mussel-inspired nanozyme catalyzed conductive and self-setting hydrogel for adhesive and antibacterial bioelectronics显示文摘Adhesive hydrogels have broad applications ranging from tissue engineering to bioelectronics;however,fabricating adhesive hydrogels with multiple functions remains a challenge.In this study,a mussel-inspired tannic acid chelated-Ag(TA-Ag)nanozyme with peroxidase(POD)-like activity was designed by the in situ reduction of ultrasmall Ag nanoparticles(NPs)with TA.The ultrasmall TA-Ag nanozyme exhibited high catalytic activity to induce hydrogel self-setting without external aid.The nanozyme retained abundant phenolic hydroxyl groups and maintained the dynamic redox balance of phenol-quinone,providing the hydrogels with long-term and repeatable adhesiveness,similar to the adhesion of mussels.The phenolic hydroxyl groups also afforded uniform distribution of the nanozyme in the hydrogel network,thereby improving its mechanical properties and conductivity.Furthermore,the nanozyme endowed the hydrogel with antibacterial activity through synergistic effects of the reactive oxygen species generated via POD-like catalytic reactions and the intrinsic bactericidal activity of Ag.Owing to these advantages,the ultrasmall TA-Ag nanozyme-catalyzed hydrogel could be effectively used as an adhesive,antibacterial,and implantable bioelectrode to detect bio-signals,and as a wound dressing to accelerate tissue regeneration while preventing infection.Therefore,this study provides a promising approach for the fabrication of adhesive hydrogel bioelectronics with multiple functions via mussel-inspired nanozyme catalysis.Zhanrong Jia Xuanhan Lv Yue Hou Kefeng Wang Fuzeng Ren Dingguo Xu Qun Wang Kelong Fan Chaoming Xie Xiong Lu 2021Bioactive Materials2021,6,9:7
20Destabilization of strigolactone receptor DWARF14 by binding of ligand and E3-1igase signaling effector DWARF3显示文摘Li-Hua Zhao X Edward Zhou Wei Yi Zhongshan Wu Yue Liu Yanyong Kang Li Hou Parker W de Waal Suling Li Yi Jiang Adrian Scaffidi Gavin R Flematti Steven M Smith Vinh Q Lam Patrick R Griffin YonghongWang Jiayang Li Karsten Melcher H Eric Xu 2015Cell Research2015,25,11:7
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