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31篇 您的检索式:作者名="Yin Xuejun"
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1T cell–associated immunoregulation and antiviral effect of oxymatrine in hydrodynamic injection HBV mouse model显示文摘Although oxymatrine(OMT) has been shown to directly inhibit the replication of hepatitis B virus(HBV) in vitro, limited research has been done with this drug in vivo. In the present study, the antiviral effect of OMT was investigated in an immunocompetent mouse model of chronic HBV infection.The infection was achieved by tail vein injection of a large volume of DNA solution. OMT(2.2, 6.7 and20 mg/kg) was administered by daily intraperitoneal injection for 6 weeks. The efficacy of OMT was evaluated by the levels of HBV DNA, hepatitis B surface antigen(HBs Ag), hepatitis B e antigen(HBe Ag)and hepatitis B core antigen(HBc Ag). The immunoregulatory activity of OMT was evaluated by serum ELISA and flow cytometry. Results shows that OMT at 20 mg/kg inhibited HBV replication, and it was more efficient than entecavir(ETV) in the elimination of serum HBs Ag and intrahepatic HBc Ag. Inaddition, OMT accelerated the production of interferon-γ(IFN-γ) in a dose-dependent manner in CD4^+T cells. Our findings demonstrate the beneficial effects of OMT on the enhancement of immunological function and in the control of HBV antigens. The findings suggest this drug to be a good antiviral therapeutic candidate for the treatment of HBV infection.Xiuxiu Sang Ruilin Wang Yanzhong Han Cong’en Zhang Honghui Shen Zhirui Yang Yin Xiong Huimin Liu Shijing Liu Ruisheng Li Ruichuang Yang Jiabo Wang Xuejun Wang Zhaofang Bai Xiaohe Xiao 2017Acta Pharmaceutica Sinica B2017,7,3:20
2Physical design of target station and neutron instruments for China Spallation Neutron Source显示文摘The China Spallation Neutron Source(CSNS)is the first accelerator-based multidiscipline user facility to produce pulsed neutrons by tungsten target under collision of a pulsed proton beam with a beam power of 100 kW at a repetition rate of 25 Hz.In this paper,we focus on the physical design of CSNS target station and neutron instruments.Under optimized design,the flat tungsten target and the compact target-moderator-reflector coupling enhance effective cold and thermal neutron output from moderators.Three wing-type moderators supply four different characteristics of neutrons to 19 beamlines primarily for neutron scattering applications.Layout of neutron instruments are conceptually planned for total 20 beamlines,the configuration and specification have been determined for three day-one neutron instruments.All designs are optimized for the Phase I of 100 kW with a upgradable capacity to 500 kW.WANG FangWei LIANG TianJiao YIN Wen YU QuanZhi HE LunHua TAO JuZhou ZHU Tao JIA XueJun ZHANG ShaoYing 2013Science China(Physics,Mechanics & Astronomy)2013,56,12:7
3Association of the Late Cornified Envelope-3 Genes with Psoriasis and Psoriatic Arthritis:A Systematic Review显示文摘Psoriasis(Ps)and psoriatic arthritis(Ps A)are genetically complex diseases with strong genetic evidence.Recently,susceptibility genes for Ps and Ps A have been identified within the late cornified envelop(LCE)gene cluster,especially the cluster 3(LCE3)genes.It is noteworthy that the deletion of LCE3B and LCE3C(LCE3C_LCE3B-del)is significantly associated with these two diseases.Gene-gene interactions between LCE3 genes and other genes are associated with Ps and Ps A.LCE3 genes also have pleiotropic effect on some autoimmune diseases,such as rheumatoid arthritis,atopic dermatitis and systemic lupus erythematosus.Further studies need to focus on the potential function of LCE3 genes in the pathogenesis of Ps and Ps A in the future.Changbing Shen Jing Gao Xianyong Yin Yujun Sheng Liangdan Sun Yong Cui Xuejun Zhang 2015Journal of Genetics and Genomics2015,42,2:4
4The R&D status of DTL for CSNS显示文摘The China Spallation Neutron Source (CSNS) is a spallation neutron research facility being built at Dongguan in Guangdong Province. The 324 MHz Alvarez-type Drift Tube Linac will be used to accelerate the H- ion beam from 3 to 80.0 MeV with peak current 15 mA. The R&D of a prototype structure at the low energy section of DTL is taking place at IHEP. The first unit tank ~2.8 m in length and 28 drift tubes containing electromagnetic quadrupoles are developed. The SAKAE coils are applied in the fabrication of the electromagnetic quadrupoles. This paper introduces the R&D status of the tank and 28 drift tubes. The fabrication process and measurement results of the electromagnetic quadrupoles of special interest are also presented.YIN XueJun GONG KeYun PENG Jun SONG Hong XIAO YongChuan LI AHong LIU Lei FU ShiNian 2011Science China(Physics,Mechanics & Astronomy)2011,54,S2:3
5Relationship Between Perisylvian Essential Language Sites and Arcuate Fasciculus in the Left Hemisphere of Healthy Adults显示文摘Essential language sites and the arcuate fasciculus(AF) have been extensively researched. However, the relationship between them remains insufficiently studied,especially in healthy people. Navigated transcranial magnetic stimulation(n TMS) is increasingly used in language mapping. While enjoying the advantage of non-invasiveness, it is also capable of inducing a virtual lesion in the brain. Thus, it offers the possibility of using the virtuallesion method to study the healthy brain. This study combined n TMS and diffusion tensor imaging(DTI)tractography to investigate the relationship between essential language sites and the AF in 30 healthy right-handedvolunteers. A total of 143 essential language sites were identified using n TMS, and a total of 175 AF terminations were identified using DTI tractography. Sixty-six sites had a direct correlation with the AF, accounting for 46% of the total essential language sites. Forty-seven AF terminations harbored essential language sites, accounting for 27% of the total AF terminations. Upon data rendering to the cortical parcellation system, a region-related heterogeneity of the correlation rate was found. This study provides the first data on the relationship between essential language sites and the AF in healthy adults.Yu Lin Kai Zhang Shuai Li Song Li Jingna Jin Fang Jin Wen Qin Long Hai Meng Zhu Chunshui Yu Zhipeng Liu Tao Yin Xuejun Yang 2017Neuroscience Bulletin2017,33,6:3
6AGRICULTURAL GREEN DEVELOPMENT TO ACHIEVE FOOD SECURITY AND CARBON REDUCTION IN THE CONTEXT OF CHINA'S DUAL CARBON GOALS显示文摘The agricultural sector,a major source of greenhouse gas emissions,and emissions from agriculture must be reduced substantially to achieve carbon(C)neutrality.Based on a literature analysis and other research results,this study investigated the effects and prospects of C reduction in agricultural systems under different scenarios(i.e.,methods and approaches)in the context of China's dual C goals,as those working in the agricultural sector have yet to reach a consensus on how to move forward.Different views,standards,and countermeasures were analyzed to provide a reference for agricultural action supporting China's C neutrality goal.Yulong YIN Kai HE Zhong CHEN Yangyang LI Fengling REN Zihan WANG Yingcheng WANG Haiqing GONG Qichao ZHU Jianbo SHEN Xuejun LIU Zhenling CUI 2023Frontiers of Agricultural Science and Engineering2023,10,2:2
7Genomic Surveillance for SARS-CoV-2 Variants of Concern from Imported COVID-19 Cases-the Mainland of China,2021显示文摘Introduction:After the epidemic in Wuhan City was brought under control in 2020,local outbreaks of coronavirus disease 2019(COVID-19)in the mainland of China were mainly due to imported COVID-19 cases.The ongoing evolution of severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)has continued to generate new variants.Some have been designated as variants of concern(VOCs)by the World Health Organization(WHO).To better assess the role of imported SARS-CoV-2 surveillance and the prevalence of VOCs in 2021,the genomic surveillance data of SARS-CoV-2 from imported COVID-19 cases of 2021 in the mainland of China were analyzed.Methods:The analyses included the number of sequence submissions,time of sequence deposition,and time of detection of the VOCs in order to determine the timeliness and sensitivity of the surveillance.The proportions of VOCs were analyzed and compared with data from the Global Initiative of Sharing All Influenza Data(GISAID).Results:A total of 3,355 sequences of imported cases were submitted from 29 provincial-level administrative divisions,with differences in the number of sequence submissions and median time of sequence deposition.A total of 2,388 sequences with more than 90%genomic coverage were used for lineage analysis.The epidemic trend from Alpha to Delta to Omicron in imported cases was consistent with that in the GISAID.In addition,VOCs from imported cases were usually identified after WHO designation and before causing local outbreaks.Conclusions:The global distribution of SARSCoV-2 VOCs changed rapidly in 2021.Robust genomic surveillance of the imported SARS-CoV-2 in the mainland of China is of great significance.Severe acute respiratory syndrome coronavirus 2(SARS-CoV-2),the etiological agent of coronavirus disease 2019(COVID-19),is constantly mutating under the different circumstances of global transmission(1).The emerging SARS-CoV-2 variants may have potential adverse impacts on epidemic traits and severity.To some extent,it is also capable of escaping natural and vaccine-induced immunity(2–3).Some of them were designated as variants of concern(VOCs)by the World Health Organization(WHO)(4).Therefore,robust surveillance is essential to assess the evolution of viruses in real time.After the epidemic in Wuhan City was brought under control in 2020,several COVID-19 outbreaks in the mainland of China have been proven to relate to SARS-CoV-2 contaminated cold-chain products(5–7),while most were caused by transmission through imported cases on flights,at isolation facilities,or in designated hospitals(8–9).Therefore,genomic surveillance for SARS-CoV-2 from imported cases is of great significance for monitoring the risk of different variants that were imported into the mainland of China,assessing the risk of importation-associated domestic spread,and helping guide public health interventions.On March 17,2020,the China CDC released a notice and launched genomic surveillance for SARS-CoV-2 from imported COVID-19 cases nationwide.The laboratories of provincial CDCs were required to conduct SARS-CoV-2 whole-genome sequencing for samples from imported cases and submit the genomic sequences to the China CDC in time.This study includes the analysis of genomic surveillance data of imported SARS-CoV-2 cases of 2021 from the mainland of China.Yenan Feng Xiang Zhao Zhixiao Chen Kai Nie Zeyuan Yin Ying Xia Ji Wang Peihua Niu Ruhan A Lili Li Dayan Wang Wenjie Tan Xuejun Ma Shiwen Wang Huanyu Wang George F.Gao Cao Chen Wenbo Xu 2022China CDC weekly2022,4,31:1
8Catalyzing Random Access at Physical Layer for Internet of Things:An Intelligence Enabled User Signature Code Acquisition Approach显示文摘Exploiting random access for the underlying connectivity provisioning has great potential to incorporate massive machine-type communication(MTC)devices in an Internet of Things(Io T)network.However,massive access attempts from versatile MTC devices may bring congestion to the IIo T network,thereby hindering service increasing of IIo T applications.In this paper,an intelligence enabled physical(PHY-)layer user signature code acquisition(USCA)algorithm is proposed to overcome the random access congestion problem with reduced signaling and control overhead.In the proposed scheme,the detector aims at approximating the optimal observation on both active user detection and user data reception by iteratively learning and predicting the convergence of the user signature codes that are in active.The crossentropy based low-complexity iterative updating rule is present to guarantee that the proposed USCA algorithm is computational feasible.A closed-form bit error rate(BER)performance analysis is carried out to show the efficiency of the proposed intelligence USCA algorithm.Simulation results confirm that the proposed USCA algorithm provides an inherent tradeoff between performance and complexity and allows the detector achieves an approximate optimal performance with a reasonable computational complexity.Xiaojie Fang Xinyu Yin Xuejun Sha Jinghui Qiu Hongli Zhang 2021China Communications2021,18,10:1
9Programmed cell death 1 genotypes are associated with susceptibility to systemic lupus erythematosus among Chinese显示文摘Qian Wang Dongqing Ye Jing Yin Xiangpei Li Guoqing Zhang Yongqing Zhang Xuejun Zhang 2008Archives of Dermatological Research2008,,:1
10A study on the mutagenlclty of 102 raw pharmaceuticals used in Chinese traditional medicine显示文摘Yin Xuejun Liu Dexiang Wang Hechuan 1991Mutation Res1991,260,:1
11Preparation and Properties of Flame Retardant Polypropylene with an Intumescent System Encapsulated by Thermoplastic Polyurethane显示文摘Xuejun Lai Xingrong Zeng Hongqiang Li Feng Liao Haili Zhang Changyu Yin 2012Journal of Macromolecular Science Part B2012,,1:1
12Increased expression of Notch1 in temporal lobe epilepsy: animal models and clinical evidence显示文摘Temporal lobe epilepsy is associated with astrogliosis.Notch1 signaling can induce astrogliosis in glioma.However,it remains unknown whether Notch1 signaling is involved in the pathogenesis of epilepsy.This study investigated the presence of Notch1,hairy and enhancer of split-1,and glial fibrillary acidic protein in the temporal neocortex and hippocampus of lithium-pilocarpine-treated rats.The presence of Notch1 and hairy and enhancer of split-1 was also explored in brain tissues of patients with intractable temporal lobe epilepsy.Quantitative electroencephalogram analysis and behavioral observations were used as auxiliary measures.Results revealed that the presence of Notch1,hairy and enhancer of split-1,and glial fibrillary acidic protein were enhanced in status epilepticus and vehicle-treated spontaneous recurrent seizures rats,but remain unchanged in the following groups:control,absence of either status epilepticus or spontaneous recurrent seizures,and zileuton-treated spontaneous recurrent seizures.Compared with patient control cases,the presences of Notch1 and hairy and enhancer of split-1 were upregulated in the temporal neocortex of patients with intractable temporal lobe epilepsy.Therefore,these results suggest that Notch1 signaling may play an important role in the onset of temporal lobe epilepsy via astrogliosis.Furthermore,zileuton may be a potential therapeutic strategy for temporal lobe epilepsy by blocking Notch1 signaling.Xijin Liu Zhiyong Yang Yaping Yin Xuejun Deng 2014Neural Regeneration Research2014,9,5:1
13Surveillance and Analysis of SARS-CoV-2 Variant Importation—China,January–June 2022显示文摘Introduction:The severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)Omicron variant is the dominant circulating strain worldwide.To assess the importation of SARS-CoV-2 variants in the mainland of China during the Omicron epidemic,the genomic surveillance data of SARS-CoV-2 from imported coronavirus disease 2019(COVID-19)cases in the mainland of China during the first half of 2022 were analyzed.Methods:Sequences submitted from January to July 2022,with a collection date before June 30,2022,were incorporated.The proportions of SARS-CoV-2 variants as well as the relationships between the origin and destination of each Omicron imported case were analyzed.Results:4,946 sequences of imported cases were submitted from 27 provincial-level administrative divisions(PLADs),and the median submission interval was within 1 month after collection.In 3,851 Omicron sequences with good quality,1 recombinant(XU)and 4 subvariants under monitoring(BA.4,BA.5,BA.2.12.1,and BA.2.13)were recorded,and 3 of them(BA.4,BA.5,and BA.2.12.1)caused local transmissions in the mainland of China later than that recorded in the surveillance.Omicron subvariants dominated in the first half of 2022 and shifted from BA.1 to BA.2 then to BA.4 and BA.5.The percentage of BA.2 in the imported SARS-CoV-2 surveillance data was far higher than that in the Global Initiative on Sharing All Influenza Data(GISAID).The imported cases from Hong Kong Special Administrative Region,China,accounted for 32.30%of Omicron cases sampled,and 98.71%of them were BA.2.Conclusions:The Omicron variant showed the intra-Omicron evolution in the first half of 2022,and all of the Omicron subvariants were introduced into the mainland of China multiple times from multiple different locations.Yenan Feng Xiang Zhao Zeyuan Yin Changcheng Wu Zhixiao Chen Kai Nie Ruhan A Lili Li Peihua Niu Ji Wang Yuchao Wu Shiwen Wang Dayan Wang Wenjie Tan Huanyu Wang Xuejun Ma George FGao Cao Chen Wenbo Xu 2022China CDC weekly2022,4,50:1
14Two steps for fingerprint segmentation显示文摘Yin Jianping Zhu En Yang Xuejun 2007Image and Vision Computing2007,25,9:1
15A study on the mutagenlchy of 102 raw pharmaceuticals used in Chinese traditional medicine 显示文摘Yin Xuejun Liu Dexiang Wang Hechuan 1991Mutation Research1991,260,:1
16Two steps for fingerprint segmentation 显示文摘YIN Jianping ZHU En YANG Xuejun 2007Image and Vision Computing2007,25,9:1
17A rare variant in COL11A1 is strongly associated with adult height in Chinese Han population显示文摘Human height is a highly heritable trait in which multiple genes are involved. Recent genome-wide association studies(GWASs) have identified that COL11A1 is an important susceptibility gene for human height. To determine whether the variants of COL11A1 are associated with adult and children height,we analyzed splicing and coding single-nucleotide variants across COL11A1 through exome-targeted sequencing and two validation stages with a total 20,426 Chinese Han samples. A total of 105 variants were identified by exome-targeted sequencing, of which 30 SNPs were located in coding region. The strongest association signal was chr1_103380393 with P value of 4.8 * 10^(-7). Chr1_103380393 also showed nominal significance in the validation stage(P = 1.21 * 10^(-6)). Combined analysis of 16,738 samples strengthened the original association of chr1_103380393 with adult height(P_(combined)= 3.1 * 10^(-8)), with an increased height of 0.292sd(standard deviation) per G allele(95% CI:0.19-0.40). There was no evidence(P = 0.843) showing that chr1_103380393 altered child height in 3688 child samples. Only the group of 12-15 years showed slight significance with P value of 0.0258.This study firstly shows that genetic variants of COL11A1 contribute to adult height in Chinese Han population but not to children height, which expand our knowledge of the genetic factors underlying height variation and the biological regulation of human height.Changbing Shen Xiaodong Zheng Jing Gao Caihong Zhu Randy Ko Xianfa Tang Chao Yang Jinfa Dou Yan Lin Yuyan Cheng Lu Liu Shuangjun Xu Gang Chen Xianbo Zuo Xianyong Yin Liangdan Sun Yong Cui Sen Yang Xuejun Zhang Fusheng Zhou 2016Journal of Genetics and Genomics2016,43,9:1
18Inositol-requiring enzyme 1α is required for gut development in Xenopus lavies embryos显示文摘AIM:To investigate the role of inositol-requiring enzyme 1α(IRE1α) in gut development of Xenopus lavies embryos.METHODS:Xenopus embryos were obtained with in vitro fertilization and cultured in 0.1 × MBSH.One and half nanogram of IRE1α,1 ng of IRE1α-GR mRNA,1 ng of IRE1αΔC-GR mRNA,and 50 ng of IRE1α morpholino oligonucleotide(MO) or XBP1(C)MO were injected into four blastomeres at 4-cell stage for scoring the phenotype and marker gene analysis.To rescue the effect of IRE1α MO,1 ng of IRE1α-GR mRNA was coinjected with 50 ng of MO.For the activation of the GR-fusion proteins,dexamethasone was prepared as 5 mmol/L stock solutions in 100% ethanol and applied to the mRNA injected embryos at desired stages in a concentration of 10 μmol/L in 0.1 × MBSH.Embryos were kept in dexamethasone up to stage 41.Whole-mount in situ hybridization was used to determine specific gene expression,such as IRE1α,IRE1β,Xbra and Xsox17α.IRE1α protein expression during Xenopus embryogenesis was detected by Western blotting.RESULTS:In the whole-mount in situ hybridization analysis,xenopus IRE1α and IRE1β showed quite different expression pattern during tadpole stage.The relatively higher expression of IRE1α was observed in the pancreas,and significant transcription of IRE1β was found in the liver.IRE1α protein could be detected at all developmental stages analyzed,from stage 1 to stage 42.Gain-of-function assay showed that IRE1α mRNA injected embryos at tailbud stage were nearly normal and the expression of the pan-mesodermal marker gene Xbra and the endodermal gene Xsox17α at stage 10.5 was not significantly changed in embryos injected with IRE1α mRNA as compared to uninjected control embryos.And at tadpole stage,the embryos injected with IRE1α-GR mRNA did not display overt phenotype,such as gut-coiling defect.Loss-of-function assay demonstrated that the IRE1α MO injected embryos were morphologically normal before the tailbud stages.We did not observe a significant change of mesodermal and endodermal marker gene expression,while after stage 40,about 80% of the MO injected embryos exhibited dramatic gut defects in which the guts did not coil,but other structures outside the gastrointestinal tract were relatively normal.To test if the phenotypes were specifically caused by the knockdown of IRE1α,a rescue experiment was performed by co-injection of IRE1α-GR mRMA with IRE1α MO.The data obtained demonstrated that the gut coiling defect was rescued.The deletion mutant of IRE1α was constructed,consisting of the N-terminal part without the C-terminal kinase and RNase domains named IRE1αΔC,to investigate the functional domain of IRE1α.Injection of IRE1αΔCGR mRNA caused similar morphological alterations with gut malformation by interfering with the function of endogenous xIRE1α.In order to investigate if IRE1α/XBP1 pathway was involved in gut development,50 ng of XBP1 MO was injected and the results showed that knockdown of XBP1 resulted in similar morphological alterations with gut-coiling defect at tadpole stage.CONCLUSION:IRE1α is not required for germ layer formation but for gut development in Xenopus lavies and it may function via XBP1-dependent pathway.Jing Guo Xin-Xin Li Jiao-Jiao Feng Chen-Yang Yin XueJun Wang Ning Wang Li Yuan 2013World Journal of Gastroenterology2013,19,2:1
19Stable Expression of Antibacterial Peptide CecropinB in Dairy Goat Mammary Gland Epithelial Cells显示文摘The paper aimed at constructing the eukaryotic expression vector of CecropinB and transfecting it into the goat mammary epithelial cell line. The recombinant plasmid inserted with CecropinB was transfected into the goat mammary epithelial cell by liposome Tfx M-20. By screening with G418, the stable transfected goat mammary epithelial cell line was established and the transcription and expression of CecropinB were identified by RT-PCR and agarose diffusion experiment, respectively. Results showed that eukaryotic expression vector pECFP-B was constructed successfully. Stable transfected goat mammary epithelial cell line was established and the CecropinB protein was expressed successfully. It provides the solid foundation for further experimental studies on the function of CecropinB.TONG Huili YIN Deyun ZHANG Li GAO Xuejun 2010Journal of Northeast Agricultural University(English Edition)2010,17,1:0
206-2 Progress of the IH-DTL Accelerator for HIRFL Injector显示文摘As a powerful heavy ion injector for HIRFL, the SSC-Linac is under constructing at IMP. In 2015, the manu-facture of the rst IH-DTL cavity has been nished. Low power measurement and high power conditioning were performed in sequencely. The recent R&D progress of the SSC-Linac and the development of IH-DTL accelerator are presented.Yin Xuejun Yuan Youjin Xia Jiawen Zhang Xiaohu Du Heng Li Zhongshan Li Xiaoni Qiao Jian Xu Zhe Cong Yan Wang Haoning 2015IMP & HIRFL Annual Report2015,,1:0
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