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39篇 您的检索式:作者名="Haixia Hu"
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1Effect of acupotomy on nitric oxide synthase and beta-endorphin in third lumbar vertebrae transverse process syndrome model rats显示文摘OBJECTIVE: To explore the long-term effects and pain relief mechanism of acupotomy by observing changes in nitric oxide synthase(NOS) and beta-endorphin(β-EP) in the hypothalamus, spinal cord,and peripheral blood of rats with third lumbar vertebrae(L3) transverse process syndrome.METHODS:Twenty-eight SD rats were randomly assigned to normal, model, electroacupuncture(EA),and acupotomy group. The last three groups were put through an operation to emulate L3transverse process syndrome. Fourteen days after the simulation operation, EA and acupotomy treatments were applied to the respective groups. Fifty-six days afterthe simulation operation, biochemistry tests and enzyme-linked immunosorbent assay were used to measure NOS and β-EP in the hypothalamus, spinal cord, and peripheral blood.RESULTS: Rats with the simulation operation showed significantly higher levels of NOS and β-EP in the hypothalamus, spinal cord, and peripheral blood than those in the normal group. The EA and acupotomy groups had significantly lower levels of NOS and β-EP than those in the model group.There was no statistical difference between the EA and acupotomy groups.CONCLUSION: EA and acupotomy treatments significantly lowered NOS and β-EP levels in the hypothalamus, spinal cord, and peripheral blood and alleviated L3transverse process syndrome.Changqing Guo Naigang Liu Xiaohong Li Hongmei Sun Bo Hu Jing Lu Yan Guo Chuxi Liang Hong Xu Haixia Wu 2014Journal of Traditional Chinese Medicine2014,34,2:15
2Three Cases of COVID-19 Variant Delta With and Without Vaccination——Chengdu City,Sichuan Province,April-May,2021显示文摘On April 26,2021,a 33-year-old male Chinese sailor returning from India via Kathmandu,Nepal,tested positive for the coronavirus disease 2019(COVID-19)by Chengdu Customs and was confirmed positive by Chengdu CDC(Case A).On May 2,2021,a housewife in the same flight tested positive for COVID-19 by Pengzhou CDC in Sichuan Province during her quarantine period and was confirmed positive by Chengdu CDC the next day(Case B).Heng Chen Yi Mao Zhenhua Duan Liang Wang Yue Cheng Yingxue Dai Haixia Luo Wenjun Xie Shuangfeng Fan Yuzhen Zhou Jingpei Xu Lan Feng Liwen Hu Zhu Liu Xian Liang Liangshuang Jiang Xiaoli Tuo 2021China CDC weekly2021,3,25:5
3Ablation of Akt2 and AMPKα2 rescues high fat diet-induced obesity and hepatic steatosis through Parkin-mediated mitophagy显示文摘Given the opposing effects of Akt and AMP-activated protein kinase(AMPK)on metabolic homeostasis,this study examined the effects of deletion of Akt2 and AMPKα2 on fat diet-induced hepatic steatosis.Akt2–Ampkα2 double knockout(DKO)mice were placed on high fat diet for 5 months.Glucose metabolism,energy homeostasis,cardiac function,lipid accumulation,and hepatic steatosis were examined.DKO mice were lean without anthropometric defects.High fat intake led to adiposity and decreased respiratory exchange ratio(RER)in wild-type(WT)mice,which were ablated in DKO but not Akt2^(-/-) and Ampkα2^(-/-) mice.High fat intake increased blood and hepatic triglycerides and cholesterol,promoted hepatic steatosis and injury in WT mice.These effects were eliminated in DKO but not Akt2^(-/-) and Ampkα2^(-/-) mice.Fat diet promoted fat accumulation,and enlarged adipocyte size,the effect was negated in DKO mice.Fat intake elevated fatty acid synthase(FAS),carbohydrate-responsive element-binding protein(CHREBP),sterol regulatory element-binding protein 1(SREBP1),peroxisome proliferator-activated receptor gamma coactivator 1-alpha(PGC-1α),peroxisome proliferator-activated receptor-α(PPARα),PPARγ,stearoyl-CoA desaturase 1(SCD-1),phosphoenolpyruvate carboxykinase(PEPCK),glucose 6-phosphatase(G6Pase),and diglyceride O-acyltransferase 1(DGAT1),the effect was absent in DKO but not Akt2^(-/-) and Ampkα2^(-/-) mice.Fat diet dampened mitophagy,promoted inflammation and phosphorylation of forkhead box protein O1(FoxO1)and AMPKα1(Ser^(485)),the effects were eradicated by DKO.Deletion of Parkin effectively nullified DKO-induced metabolic benefits against high fat intake.Liver samples from obese humans displayed lowered microtubule-associated proteins 1A/1B light chain 3B(LC3B),Pink1,Parkin,as well as enhanced phosphorylation of Akt,AMPK(Ser^(485)),and FoxO1,which were consolidated by RNA sequencing(RNAseq)and mass spectrometry analyses from rodent and human livers.These data suggest that concurrent deletion of Akt2 and AMPKα2 offers resilience to fat diet-induced obesity and hepatic steatosis,possibly through preservation of Parkin-mediated mitophagy and lipid metabolism.Shuyi Wang Jun Tao Huaguo Chen Machender R.Kandadi Mingming Sun Haixia Xu Gary D.Lopaschuk Yan Lu Junmeng Zheng Hu Peng Jun Ren 2021Acta Pharmaceutica Sinica B2021,11,11:4
4Cross-Scale Synthesis of Organic High-k Semiconductors Based on Spiro-Gridized Nanopolymers显示文摘High dielectric constants in organic semiconductors have been identified as a central challenge for the improvement in not only piexoelectric,preolecric,and freeltric efcts but also photoclecric conversion eficiency in OPVs,carrier mobility in OFETS,and charge density in charge-trapping memories.Herein,we report an ultralong persistence length(≈41 nm)efet of spiro-fused organic nanopolymers on dielectric properties,together with excitonic and charge carrier behaviors.The state-of-the-art nanopolymers,namely,nanopolyspirogrids(NPSGs),are synthesized via the simple crossscale Friedel-Crafts polygridlization of AjB-type nanomonomers.The high dielectric constant(k=8.43)of NPSG is firstly achieved by locking spiro-polygridization efect that results in the enhancement of dipole polarization.When doping into a polystyrene-based dielectric layer,such a high-k feature of NPSG increases the feld-ffct carrier mobility from 0.20 to 0.90cm^(2)Vl s'in pentacene OFET devices.Meanwhile,amorphous NPSG film exhibits an ultralow energy disorder(<50 meV)for an exellent zero-field hole mobility of 3.94×10^(-1)cm^(2)V^(-1)s^(-1).surpassing most of the amorphousπconjugated polymers Onganic nanopolymers with high dielectric constants open a new way to break through the bottleneck of eficiency and multifunctionality in the blueprint of the fourth generation semiconductors.Dongqing Lin Wenhua Zhang Hang Yin Haixia Hu Yang Li He Zhang Le Wang Xinmiao Xie Hongkai Hu Yongxia Yan Haifeng Ling Jin'an Liu Yue Qian Lei Tang Yongxia Wang Chaoyang Dong Linghai Xie Hao Zhang Shasha Wang Ying Wei Xuefeng Guo Dan Lu Wei Huang 2022Research2022,,2:3
5Applications of Nanobiomaterials in the Therapy and Imaging of Acute Liver Failure显示文摘Acute liver failure(ALF),a fatal clinical disease featured with overwhelming hepatocyte necrosis,is a grand challenge in global health.However,a satisfactory therapeutic option for curing ALF is still absent,other than liver transplantation.Nanobiomaterials are currently being developed for the diagnosis and treatment of ALF.The liver can sequester most of nanoparticles from blood circulation,which becomes an intrinsic superiority for nanobiomaterials targeting hepatic diseases.Nanobiomaterials can enhance the bioavailability of free drugs,thereby significantly improving the therapeutic effects in ALF.Nanobiomaterials can also increase the liver accumulation of therapeutic agents and enable more effective targeting of the liver or specific liver cells.In addition,stimuli-responsive,optical,or magnetic nanomaterials exhibit great potential in the therapeutical,diagnostic,and imaging applications in ALF.Therefore,therapeutic agents in combination with nanobiomaterials increase the specificity of ALF therapy,diminish adverse systemic effects,and offer a multifunctional theranostic platform.Nanobiomaterial holds excellent significance and prospects in ALF theranostics.In this review,we summarize the therapeutic mechanisms and targeting strategies of various nanobiomaterials in ALF.We highlight recent developments of diverse nanomedicines for ALF therapy,diagnosis,and imaging.Furthermore,the challenges and future perspectives in the theranostics of ALF are also discussed.Yuanyuan Jin Haixia Wang Ke Yi Shixian Lv Hanze Hu Mingqiang Li Yu Tao 2021Nano-Micro Letters2021,13,2:3
6Gua Lou Gui Zhi decoction suppresses LPS-induced activation of the TLR4/NF-κBpathway in BV-2 murine microglial cells显示文摘Haixia Hu Zuanfang Li Xiaoqin Zhu Ruhui Lin Jiumao Lin Jun Peng Jing Tao Lidian Chen 2013International Journal of Molecular Medicine2013,,6:2
72021 Chinese consensus on the diagnosis and management of primary immune thrombocytopenia in pregnancy显示文摘Immune thrombocytopenia(ITP)is an acquired disease characterized by isolated thrombocytopenia,which is one of the most common causes of thrombocytopenia during pregnancy.Women with ITP who have severe thrombocytopenia are at an increased risk for life-threatening obstetric complications.Therefore,we established this consensus statement on the diagnosis and management of ITP during pregnancy(detailed information is available in the Supplementary File,http://gffzz16e312a87a7141a5hx6pkuww5o5fn60on.ffgz.tsg.suse.edu.cn/A978).Zhang Xiaohui Chen Fangping Chen Xiequn Cheng Yunfeng Fang Meiyun Feng Jianming Fu Haixia Gao Hong Han Yue He Aili Hou Ming Hu Yu Huang Ruibin Huang Wenrong Jing Zhicheng Kong Peiyan Liang Aibin Liang Meiying Liu Daihong Liu Junling Liu Lin Liu Xiaowei Ma Liangming Mei Heng Ni Heyu Niu Ting Peng Jun Qiao Jianlin Ren Jinhai Song Yongping Tang Liang V Tong Tong Wang Shaoyuan Wang Xin Wang Zhao Wei Hui Wu Depei Wu Guangsheng Xu Caigang Xu Xue Xu Yajing Yang Linhua Yang Renchi Yang Tonghua Yin Chenghong Yu Li Zhang Guangsen Zhang Lei Zhang Liansheng Zhang Xi Zhao Weili Zhao Yongqiang Zhou Daobin Zhou Hu Zhou Zeping Zhu Tienan Wang Jianliu Huang Xiaojun 2022Chinese Medical Journal2022,,8:2
8CUL4B facilitates HBV replication by promoting HBx stabilization显示文摘Objective:Hepatitis B virus(HBV)infection is a major public health problem worldwide.However,the regulatory mechanisms underlying HBV replication remain unclear.Cullin 4 B-RING ubiquitin E3 ligase(CRL4 B)is involved in regulating diverse physiological and pathophysiological processes.In our study,we aimed to explain the role of CUL4 B in HBV infection.Methods:Cul4 b transgenic mice or conditional knockout mice,as well as liver cell lines with CUL4 B overexpression or knockdown,were used to assess the role of CUL4 B in HBV replication.Immunoprecipitation assays and immunofluorescence staining were performed to study the interaction between CUL4 B and HBx.Cycloheximide chase assays and in vivo ubiquitination assays were performed to evaluate the half-life and the ubiquitination status of HBx.Results:The hydrodynamics-based hepatitis B model in Cul4 b transgenic or conditional knockout mice indicated that CUL4 B promoted HBV replication(P<0.05).Moreover,the overexpression or knockdown system in human liver cell lines validated that CUL4 B increased HBV replication in an HBx-dependent manner.Importantly,immunoprecipitation assays and immunofluorescence staining showed an interaction between CUL4 B and HBx.Furthermore,CUL4 B upregulated HBx protein levels by inhibiting HBx ubiquitination and proteasomal degradation(P<0.05).Finally,a positive correlation between CUL4 B expression and HBV pg RNA level was observed in liver tissues from HBV-positive patients and HBV transgenic mice.Conclusions:CUL4 B enhances HBV replication by interacting with HBx and disrupting its ubiquitin-dependent proteasomal degradation.CUL4 B may therefore be a potential target for anti-HBV therapy.Haixia Shan Bo Wang Xiaodong Zhang Hui Song Xi Li Yongxin Zou Baichun Jiang Huili Hu Hao Dou Changshun Shao Lifen Gao Chunhong Ma Xiaoyun Yang Xiaohong Liang Yaoqin Gong 2022Cancer Biology & Medicine2022,19,1:2
9Tribological properties of epoxy/rubber nanocomposites 显示文摘Yu Sirong Hu Haixia Ma Jun 2008Tribology International2008,12,:1
10Involvement of the PI3K/Akt signal pathway in the hypoglycemic effects of tea polysaccharides on diabetic mice显示文摘Shuqin Li Haixia Chen Jia Wang Xiuming Wang Bo Hu Funing Lv 2015International Journal of Biological Macromolecule2015,,:1
11Chemically modified silica gel with p -dimethylaminobenzaldehyde for selective solid-phase extraction and preconcentration of Cr(III), Cu(II), Ni(II), Pb(II) and Zn(II) by ICP-OES显示文摘Yuemei Cui Xijun Chang Xiangbing Zhu Haixia Luo Zheng Hu Xiaojun Zou Qun He 2007Microchemical Journal2007,,1:1
12Neuroprotective effects of willed-movement therapy in a rat model of cerebral ischemia/reperfusion显示文摘The present study established rat models of middle cerebral artery ischemia/reperfusion using the thread method.Rats performed willed-movement(climbing a ladder or wall in a box) when induced by food and water.Results revealed that Longa scores of neurological deficits significantly de-creased in the willed-movement group at 15 days after reperfusion,while expression of glial fibrillary acidic protein,neurotrophic factor-3,and growth-associated protein-43 significantly increased at 7 and 15 days after reperfusion.Results suggested that willed-movement ameliorated neurological deficits by increasing expression of glial fibrillary acidic protein,neurotrophic factor-3,and growth-associated protein-43.Deren Hou Jianfeng Liu Jinfeng Deng Zhongyang Hu Chao Feng Haixia Zhu 2011Neural Regeneration Research2011,6,35:1
13Tribological properties of epoxy/rubber nanocomposites显示文摘YU SIRONG HU HAIXIA MA JUN 2008Tribology International2008,41,12:1
14Tribological properties of epoxy/ rubber nanocomposites 显示文摘Yu Sirong Hu Haixia Ma Jun 2008Tribology International2008,6,:1
15Cyclical Patterns in Profits, Provisioning and Lending of Banks and Procyclicality of the New Basel Capital Requirements 显示文摘Jacob A Bikker and Haixia Hu 2002Banca Nazionale del Lavaro Quarterly Review2002,,55:1
16MdWRKY11 improves copper tolerance by directly promoting the expression of the copper transporter gene MdHMA5显示文摘Overuse of fungicides and fertilizers has resulted in copper(Cu)contamination of soils and toxic levels of Cu in apple fruits.To breed Cu-resistant apple(Malus domestica)cultivars,the underlying molecular mechanisms and key genes involved in Cu resistance must be identified.Here,we show that MdWRKY11 increases Cu tolerance by directly promoting the transcription of MdHMA5.MdHMA5 is a Cu transporter that may function in the storage of excess Cu in root cell walls and stems for Cu tolerance in apple.The transcription factor MdWRKY11 is highly induced by excess Cu.MdWRKY11 overexpression in transgenic apple enhanced Cu tolerance and decreased Cu accumulation.Apple calli transformed with an MdWRKY11-RNAi construct exhibited the opposite phenotype.Both an in vivo chromatin immunoprecipitation assay and an in vitro electrophoretic mobility shift assay indicated that MdWRKY11 binds to the promoter of MdHMA5.Furthermore,MdWRKY11 promoted MdHMA5 expression in transgenic apple plants,as revealed by quantitative PCR.Moreover,inhibition of MdWRKY11 expression by RNA interference led to a significant decrease in MdHMA5 transcription.Thus,MdWRKY11 directly regulates MdHMA5 transcription.Our work resulted in the identification of a novel MdWRKY11-MdHMA5 pathway that mediates Cu resistance in apple.Kun Shi Xuan Liu Yunpeng Zhu Yixue Bai Dongqian Shan Xiaodong Zheng Lin Wang Haixia Zhang Chanyu Wang Tianci Yan Fangfang Zhou Zehui Hu Yanzhao Sun Yan Guo Jin Kong 2020Horticulture Research2020,7,1:1
17Synthesis and Thermal Properties of Three Energetic Ion Salts of 3,6-Bis[(1H-1,2,3,4-tetrazol-5-yl)-amino]- 1,2,4,5-tetr azine显示文摘Three energetic ion salts of 3,6-bis[(1H-1,2,3,4-tetrazol-5-yl)-amino]-1,2,4,5-tetrazine(BTATz), namely, methylamine salt(compound 1), ethylenediamine salt(compound 2), and diethylamine salt(compound 3), were synthesized and characterized by elemental analysis, Fourier transform infrared spectrometry, NMR spectroscopy, and ^13C NMR spectroscopy. The crystal structure of compound 1 was determined by single-crystal X-ray crystallography, and structural analysis revealed that it belonged to the monoclinic system with P21/c space group. In addition, the thermal behavior of the three compounds was studied by differential scanning calorimetry and thermogravimetry techniques. The thermal decomposition peak temperatures of the compounds were 574.89, 545.60, and 606.72 K, indicating that the three ion salts exhibited good thermal stability. Tlie kinetic mechanism equations of the main decomposition process and the entropy of activation(△S^≠), enthalpy of activation(△H^≠), and Gibbs free energy of activation(△G^≠) of the three compounds were also obtained. Moreover, the thermal safety of the compounds was evaluated by the values of the self^accelerated decomposition temperature(Tsadt)5 thermal ignition temperature(TTIT), and critical temperature of thermal explosion(7b). The results showed that all the compounds demonstrated good thermal safety, and the thermal safety of compound 3 was better than that of the others.ZHOU Jie WU Shaojie ZHANG Wenhui LIU Qmg YANG Bin REN Yinghui MA Haixia ZHAO Fengqi HU Rongzu 2019Chemical Research in Chinese Universities2019,35,3:1
18Influence of Ga-doping on the thermoelectric properties of Bi_(2-x)Ga_xTe_(2.7)Se_(0.3) alloy显示文摘Bi(2-x)GaxTe2.7Se0.3(x=0, 0.04, 0.08, 0.12) alloys were fabricated by vacuum melting and hot pressing technique. The structure of the samples was evaluated by means of X-ray diffraction. The peak shift toward higher angle can be observed by Ga-doping. The effects of Ga substitution for Bi on the electrical and thermal transport properties were investigated in the temperature range of 300–500 K. The power factor values of the Ga-doped samples are obviously improved in the temperature range of 300–440 K. Among all the samples, the Bi(2-x)GaxTe2.7Se0.3(x=0.04) sample showed the lowest thermal conductivity near room temperature and the maximum ZT value reached 0.82 at 400 K.Xingkai Duan Konggang Hu Shifeng Ding Dahu Man Haixia Jin 2015Progress in Natural Science:Materials International2015,25,1:1
19Thermal behavior, specific heat capacity and adiabatic time-to-explosion of G(FOX-7)显示文摘Kangzhen Xu Jirong Song Fengqi Zhao Haixia Ma Hongxu Gao Chunran Chang Yinghui Ren Rongzu Hu 2008Journal of Hazardous Materials2008,,2:1
20Cyclical Pat- terns in Profits, Provisioning and Lending of Banks and Procyclicality of the New Basel Capital Requirements 显示文摘Jacob A Bikker and Haixia Hu 2002Banca Nazionale del Lavaro Quarterly Review2002,,55:1
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