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| 1 | Continuous reassortments with local chicken H9N2 virus underlie the human-infecting influenza A (H7N9) virus in the new influenza season, Guangdong, China显示文摘亲爱的编辑, | Wenbao Qi Weifeng Shi Wei Li Lihong Huang Huanan Li Ying Wu Jinghua Yan Peirong Jiao Baoli Zhu Juncai Ma George F. Gao Ming Liao Di Liu | 2014 | Protein & Cell2014,5,11: | 5 |
| 2 | Measurement and Spatial Distribution of Urban Agglomeration Industrial Compactness in China显示文摘Urban agglomeration (UA) compactness means spatial concentration degree of physical entities, such as cities (towns), industries, resources, funds, traffic and technologies, whose concentration is formed according to specified economic and technologic association in the process of UA formation and development. The UA industrial compactness means the concentration degree of industry and industry clusters with reference to the industrial, technologi- cal and economic relations among the cities in the UA in the process of rational industrial division and with the exten- sion of industrial chain. After analyzing the researches on compactness, this paper finds that the relevant measurement coefficient and methods reflecting industrial geographical concentration fail to link industries spatial concentration with urban spatial concentration. Taking 23 UAs as samples and classifying them by development degree, this paper probes into UA compactness and spatial distribution characteristics from the perspective of industry by adopting UA index systems of industry and measurement models. The research finds out: 1) there is obvious positive correlation between UA industrial compactness and UA development degree; 2) the spatial distribution difference of UA industrial compactness is relatively great; and 3) UA industrial compactness shows a gradually decreasing tendency from the eastern part, the middle part to the western part of China. From the research thoughts and approaches, this article suggests that studies on the UA integrated compactness measurement should be enhanced from a multidimensional perspective involving space, traffic, population density and so on. | QI Weifeng FANG Chuanglin SONG Jitao | 2008 | Chinese Geographical Science2008,18,4: | 4 |
| 3 | Clinical relevance of angiographic coronary collaterals during primary coronary intervention for acute ST-elevation myocardial infarction显示文摘 | Shen Ying Wu Feng Pan Chunzang Zhu Tianqi Zhang Qi Zhang Ruiyan Ding Fenghua Lu Lin Hu Jian Yang Zhenkun Shen Weifeng Wu Zonggui | 2014 | Chinese Medical Journal2014,,1: | 2 |
| 4 | The effects of laser shock peening on fatigue life in Ni-based superalloy显示文摘 | HE Weifeng LI Yinghong QI Pengli | 2010 | Advanced Materials Research2010,135,: | 1 |
| 5 | Effect of low-frequency pulse percutaneous electric stimulation on peripheral nerve injuries at different sites显示文摘BACKGROUND: The postoperative recovery of nerve function in patients with peripheral nerve injury is always an important problem to solve after treatment. The electric stimulation induced electromagnetic field can nourish nerve, postpone muscular atrophy, and help the postoperative neuromuscular function. OBJECTIVE: To observe the effects of low-frequency pulse percutaneous electric stimulation on the functional recovery of postoperative patients with peripheral nerve injury, and quantitatively evaluate the results of electromyogram (EMG) examination before and after treatment. DESIGN: A retrospective case analysis. SETTING: The Sixth People’s Hospital affiliated to Shanghai Jiaotong University. PARTICIPANTS: Nineteen postoperative inpatients with peripheral nerve injury were selected from the Department of Orthopaedics, the Sixth People’s Hospital affiliated to Shanghai Jiaotong University from June 2005 to January 2006, including 13 males and 6 females aged 24-62 years with an average of 36 years old. There were 3 cases of brachial plexus nerve injury, 3 of median nerve injury, 7 of radial nerve injury, 3 of ulnar nerve injury and 3 of common peroneal nerve injury, and all the patients received probing nerve fiber restoration. Their main preoperative manifestations were dennervation, pain in limbs, motor and sensory disturbances. All the 19 patients were informed with the therapeutic program and items for evaluation. METHODS: ① Low-frequency pulse percutaneous electric stimulation apparatus: The patients were given electric stimulation with the TERESA cantata instrument (TERESA-0, Shanghai Teresa Health Technology, Co.,Ltd.). The patients were stimulated with symmetric square waves of 1-111 Hz, and the intensity was 1.2-5.0 mA, and it was gradually adjusted according to the recovered conditions of neural regeneration following the principle that the intensity was strong enough and the patients felt no obvious upset. They were treated for 4-24 weeks, 10-30 minutes for each time, 1-3 times a day, and 6 weeks as a course. ② EMG examination was applied to evaluate the recoveries of recruitment, motor conduction velocity (MCV) and sensory conduction velocity (SCV) before and after treatment. The patients were examined with the EMG apparatus (DISA2000C, Danmark) before and after the treatment of percutaneous electric stimulation. ③ Standards for evaluating the effects included cured (complete recovery of motor functions, muscle strength of grade 5, no abnormality in EMG examination), obviously effective [general recovery of motor function, muscle strength of grade 4, no or a few denervation potentials, motor conduction velocity (MCV) and sensory conduction velocity (SCV)], improved (partial recovery of motor function, muscle strength of grade 3, denervation potentials and reinneration potentials, slowed MCV and SCV, invalid (no obvious changes of motor function). MAIN OUTCOME MEASURES: ① Ameliorated degree of the nerve function of the postoperative patients with peripheral nerve injury treated with percutaneous electric stimulation; ② Changes of EMG examination before and after treatment. RESULTS: All the 19 postoperative patients with peripheral nerve injury were involved in the analysis of results. ① Comparison of nerve function before and after treatment in 19 patients with peripheral nerve injury of different sites: For the patients with radial nerve injury (n=7), the nerve functions all completely recovered after 8-week treatment, and the cured and obvious rate was 100% (7/7); For the patients with brachial plexus nerve injury (n=3), 1 case had no obvious improvement, and the cured and obvious rate was 67% (2/3); For the patients with common peroneal nerve injury (n=3), the extension of foot dorsum generally recovered in 1 case of nerve contusion after 4-week treatment, and the cured and obvious rate was 67% (2/3); For the patients with median nerve injury (n=3), muscle strength was obviously recovered, and the cured and obvious rate was 100% (3/3); For the patients with ulnar nerve injury (n=3), 1 case only had recovery of partial senses, and the cured and obvious rate was 67% (2/3). Totally 9 cases were cured, 7 were obviously effective, 1 was improved, and only 2 were invalid. After 4 courses, the cured rate of damaged nerve function after four courses was 47% (9/19), and effective rate was 89% (17/19). ② Comparison of EMG examination before and after treatment: Before and after percutaneous electric stimulation, he effective rates of recruitment, MCV and SCV were 89% (17/19), 58% (11/19), 47% (9/19) respectively, and there were extremely obvious differences (P < 0.01). CONCLUSION: ① Low-frequency pulse percutaneous electric stimulation can improve the nerve function of postoperative patients with peripheral nerve injury of different sites, especially that the injuries of radial nerve and median nerve recover more obviously. ②Percutaneous electric stimulation can ameliorate the indexes of EMG examination, especially the recruitment, in postoperative patients with peripheral nerve injury. | Jinwu Wang Liye Chen Qi Li Weifeng Ni Min Zhang Shangchun Guo Bingfang Zeng | 2006 | Neural Regeneration Research2006,1,3: | 1 |
| 6 | Differential diagnosis of cervical nerve compression syndrome of the external intervertebral foramen显示文摘The aim of the present research is to study the mechanism of cervical nerve compression syndrome of the external intervertebral foramen and its differential diagnosis with cervical spondylosis.Diagnostic treatment with muscle relaxant,vasodilator,neurotrophic medicine and celecoxib(COX)-2 inhibitor were performed in 20 patients with cervical nerve compression syndrome of the external intervertebral foramen and 20 patients with cervical spondylosis confirmed by operation.Diagnostic local block therapy was performed additionally in cases showing little effect after diagnostic treatment.All the patients were followed up postoperatively for more than one year.Fifteen cases with cervical nerve compression syndrome of the external intervertebral foramen were healed by the diagnostic treatment.The other five cases had a short-term remission and there was no recurrence after diagnostic local block therapy.Diagnostic treatment led to short-term alleviation of the symptom in 20 cases with cervical spondylosis confirmed by operation,the results of which was far from satisfactory and operation was undertaken finally in all the 20 cases.The etiology of cervical nerve compression syndrome of the external intervertebral foramen lies in the compression of the cervical plexus,brachial plexus and cervical dorsal rami by the tendinous decussating fibers of the scalenus anticus,medius,minimus and the posterior muscles of the neck.Diagnostic treatment was propitious to differentiate cervical nerve compression syndrome of the external intervertebral foramen from cervical spondylosis. | WANG Jinwu NI Weifeng LI Qi XU Jianguang ZHU Haibo ZHAO Binghui GUO Shangchun ZENG Bingfang | 2007 | Frontiers of Medicine2007,1,2: | 1 |
| 7 | Q-learning Based Heterogeneous Network Selection Algorithm显示文摘 | Zhao Yanqing Zhou Weifeng Zhu Qi | 2012 | Journal of Computer Applications2012,127,2: | 1 |
| 8 | High-Voltage-Activated Calcium Channel in the Afferent Pain Pathway: An Important Target of Pain Therapies显示文摘High-voltage-activated(HVA) Ca^(2+)channels are widely expressed in the nervous system. They play an important role in pain conduction by participating in various physiological processes such as synaptic transmission, changes in synaptic plasticity, and neuronal excitability. Available evidence suggests that the HVA channel is an important therapeutic target for pain management. In this review, we summarize the changes in different subtypes of HVA channel during pain and present the currently available evidence from the clinical application of HVA channel blockers. We also review novel drugs in various phases of development. Moreover, we discuss the future prospects of HVA channel blockers in order to promote ‘‘bench-to-bedside'' translation. | Qi Li Jian Lu Xiaoxin Zhou Xuemei Chen Diansan Su Xiyao Gu Weifeng Yu | 2019 | Neuroscience Bulletin2019,35,6: | 1 |
| 9 | Biomass equa- tions for four shrub species in subtropical China 显示文摘 | HUI Qingzeng QI Jingliu ZONG Weifeng | 2010 | J For Res2010,15,: | 1 |
| 10 | Intensification of β-poly( l -malic acid) production by Aureobasidium pullulans ipe-1 in the late exponential growth phase显示文摘 | Weifeng Cao Jianquan Luo Juan Zhao Changsheng Qiao Luhui Ding Benkun Qi Yi Su Yinhua Wan | 2012 | Journal of Industrial Microbiology & Biotechnology2012,,7: | 1 |
| 11 | Control strategy of pH, dissolved oxygen concentration and stimng speed for enhancing beta-poly (malic acid) production by Aureobasidium pullulans ipe-l显示文摘 | CAO WEIFENG QI BENKUN ZHAO JUAN | 2013 | Journal of Chemical Technology and Biotechnology2013,88,5: | 1 |
| 12 | Abnormal miR-214/A20 expression might play a role in T cell activation in patients with aplastic anemia显示文摘Aberrant T cell activation is a major cause of aplastic anemia(AA)pathogenesis.Recent studies have shown that miRNAs regulate T cell activation and are involved in AA.A previous study found that miR-214 was significantly up-regulated upon T cell activation in a CD28-dependent fashion by targeting PTEN.However,the expression characteristics of miR-214 and its target genes in AA have not been defined.In this study,target genes for miR-214 were predicted and confirmed by bioinformatics and luciferase reporter assays.The expression levels of miR-214 and target genes were detected in 36 healthy individuals and 35 patients with AA in peripheral blood mononuclear cells by real-time quantitative reverse transcriptase-polymerase chain reaction.Bioinformatics and luciferase reporter assays identified that miR-214 could bind to the A2030 untranslated regions.Significantly increased miR-214 and the decreased A20 expression level were detected in the AA patients compared with the healthy group.In addition,significantly increased miR-214 was found in non-severe aplastic anemia compared with severe aplastic anemia patients.These results suggested that the A20 gene was a potential target of miR-214,and elevated miR-214 might medicate T cell activation at least in part by regulating A20 expression in AA.We firstly confirmed that miR-214 regulated A20 expression,and aberrant miR-214/A20 expression might contribute to immunopathology in AA.The miR-214 expression might be used as a potential biomarker that assisted in diagnosing AA severity. | Zhi Yu Cunte Chen Yankai Xiao Xiaohui Chen Lixing Guo Guangxiao Tan Guixuan Huang Weifeng Luo Ming Zhou Yumiao Li Chen Lin Qi Shen Yuping Zhang Bo Li | 2020 | Blood Science2020,2,3: | 1 |
| 13 | A Review of Skin Banking Guidelines and Standards Worldwide:Towards the Harmonization of Guidelines for Skin Banking in Therapeutic Applications for the Regions under the Asia Pacific Burn Association(APBA)显示文摘Currently,there are no harmonized guidelines which govern skin banking in the Asia Pacific region.Therefore,skin banks are either unregulated or rely on their nation’s legislation or international accreditation to uphold their quality standards.A new set of skin banking guidelines was devel-oped through a comprehensive review and collation of best international practices for the Asia Pacific Burn Association(APBA)members,from donor screening and testing,to skin recovery,processing,storage and distribution,and quality assurance.National regulatory requirements reviewed include the European directives,Australia’s Therapeutic Goods Administration and Sin-gapore’s tissue banking standards.Further technical and quality management recommendations are referenced from the American Association of Tissue Banks(AATB),the United States Food and Drug Administration standards and guidance documents,various relevant European guides,Japanese Society of Tissue Transplantation guidelines and the Asia Pacific Association of Surgical Tissue Banking.Adapted mainly from the AATB standards,the new Asia Pacific Burn Association Guidelines for Skin Banking in Therapeutic Applications offer a comprehensive manual,address-ing:governance and contracts;staff responsibilities;quality management;facilities,equipment and supplies management;donor consent and testing;and recommendations of good practices pertaining to skin recovery,processing,storage and distribution.Besides complementing current generic regulations,they provide technical specifications of major aspects unaddressed in most legislations.This inaugural set of new regional skin banking guidelines would be a start for regional members of the APBA to adopt,and will hopefully culminate in a set of standards so that,in the long run,skin allografts from this region can be of similar quality,which can simplify import process and facilitate the exchange of allografts between members. | Wee Ling Heng Qi Wei Wang Renuka Sornarajah Jacynthe Tremblay Nandita Melati Putri Suzina Sheikh Ab Hamid Pornthep Pungrasmi Hsian-Jenn Wang Dong Chul Kim Daizo Saito Nhu Lam Nguyen Wan Azman Wan Sulaiman Aditya Wardhana Vinita Puri Hajime Matsumura Niann-Tzyy Dai Rajeev BAhuja Gaoxing Luo Weifeng He Si Jack Chong Alvin Wen Choong Chua | 2020 | Burns & Trauma2020,8,1: | 0 |
| 14 | Influencing Factors of Total Factor Energy Efficiency in Bohai Rim Region Based on DEA-Tobit Model显示文摘Bohai Rim region is an important economic development area and a large carbon emission area in China.It is of great significance to explore the total factor energy efficiency and its influencing factors for the low carbon transformation and high-quality development of the Bohai Rim region.Based on the total factor energy efficiency framework,the DDF-DEA model was used to calculate the total factor energy efficiency,and the internal and external differences of the total factor energy efficiency were further analyzed.The internal and external influencing factors were determined by ML index method and classical endogenous growth theory,and then the Tobit panel model was used to empirically analyze the action mechanism of all influencing factors of total factor energy efficiency in the Bohai Rim region.The results show that the pure technical efficiency,scale efficiency and technological progress among the internal influencing factors contribute to the improvement of energy efficiency in the Bohai Rim region.Industrial structure,industrial internal structure and ownership structure inhibit the improvement of energy efficiency.Energy consumption structure and energy endowment also have a negative impact on energy efficiency.Therefore,measures such as promoting technological progress,adjusting economic structure and optimizing energy structure will effectively improve total factor energy efficiency in the Bohai Rim region. | Weifeng Gong Xiaohong Qi ChuanhuiWang Wenwen Li Yang Xu | 2022 | Energy Engineering2022,119,4: | 0 |
| 15 | Prognostic indicator by urinary microglobulin after renal stenting显示文摘Objective To evaluate the effect of revascularization of the renal artery on urinary microglobulin in patients with coronaryartery disease and significant renal artery stenosis (RAS). Methods Forty-four patients with coronary artery disease and severe RAS (luminal narrowing>70%) underwent percutaneous transluminal renal artery angioplasty (PTRA) and stenting, as well as percutaneous coronary intervention. The urine -microglobulin (α1-MG) and β2-Cmicroglobulin (β2-MG) at baseline and at 3 months after the procedures were measured. Procedural success rate, procedural complications, serum creatinine concentration at baseline and at 3-months were also recorded. Results At 3-months after the renal revascularization therapy, there was no significant change of urine α1-MG ompared with that of the baseline, however, the urine β2-MG decreased significantly 3-months after the treatment (237±187μg/L vs 377±173 μg/L, P<0.01). Multivariate analysis revealed that persistent elevation of urine was an independent predictor of severe events (including re-admission and renal failure) after renal revascularization therapy in patients with severe RAS (OR=3.01,95% CI 1.01-8.95, P=0.036). Conclusions In patients with coronary artery disease and severe RAS, revascularization with PTRA and stenting may improve renal tubular function, but a continuous high level of urinary microglobulins after intervention is associated with more frequent re-hospitalization and renal failure. | Weifeng SHEN Jun NI Ruiyan ZHANG Jian HU Qi ZHANG Jingyuan XIE | 2005 | Journal of Geriatric Cardiology2005,2,3: | 0 |
| 16 | Cross-species recognition of bat coronavirus RsYN04 and cross-reaction of SARS-CoV-2 antibodies against the virus显示文摘Following the outbreak of coronavirus disease 2019(COVID-19),several severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)-related coronaviruses have been discovered.Previous research has identified a novel lineage of SARS-CoV-2-related CoVs in bats,including RsYN04,which recognizes human angiotensin-converting enzyme 2(ACE2)and thus poses a potential threat to humans.Here,we screened the binding of the RsYN04receptor-binding domain(RBD)to ACE2 orthologs from 52animal species and found that the virus showed a narrower ACE2-binding spectrum than SARS-CoV-2.However,the presence of the T484W mutation in the RsYN04 RBD broadened its range.We also evaluated 44 SARS-CoV-2antibodies targeting seven epitope communities in the SARS-CoV-2 RBD,together with serum obtained from COVID-19 convalescents and vaccinees,to determine their cross-reaction against RsYN04.Results showed that no antibodies,except for the RBD-6 and RBD-7 classes,bound to the RsYN04 RBD,indicating substantial immune differences from SARS-CoV-2.Furthermore,the structure of the RsYN04 RBD in complex with cross-reactive antibody S43 in RBD-7 revealed a potently broad epitope for the development of therapeutics and vaccines.Our findings suggest RsYN04 and other viruses belonging to the same clade have the potential to infect several species,including humans,highlighting the necessity for viral surveillance and development of broad anticoronavirus countermeasures. | Runchu Zhao Sheng Niu Pu Han Yue Gao Dezhi Liu Chunliang Luo Honghui Liu Bo Liu Yanli Xu Jianxun Qi Zhihai Chen Weifeng Shi Lili Wu George F.Gao Qihui Wang | 2023 | Zoological Research2023,44,6: | 0 |
| 17 | N-doped MoS_(2) via assembly transfer on an elastomeric substrate for high-photoresponsivity,air-stable and stretchable photodetector显示文摘As a direct-bandgap semiconductor,single-layer MoS_(2) has gained great attention in optoelectronics,especially wearable photodetectors.However,MoS_(2) exhibits poor photoresponsivity on a stretchable substrate due to intrinsic low carrier density and a large number of scattering centers on polymer substrates.Few air-stable yet strong dopants on MoS_(2) has been reported.In addition,the roughness,hydrophobicity and susceptibility to organic solvents of polymer surface are critical roadblocks in the development of stretchable high-performance MoS_(2) photodetectors.Here,we realize a stretchable and stable photodetector with high photoresponsivity by combining n-type dopant((4-(1,3-dimethyl-2,3-dihydro-1H-benzoimidazol-2-yl)phenyl)dimethylamine,N-DMBI)with MoS_(2) and assembly transfer technique.It is found electron tends to transfer from N-DMBI to MoS_(2) and the effect is maintained after the integrable photodetector transferred directly by elastic substrate styrene-ethylene-butylene-styrene(SEBS),even after being exposed to the air for 20 days,which benifits greatly from the encapsulation of SEBS.The increased carrier density greatly promotes carrier injection efficiency and photogenerated electron–hole separation efficiency at the metal–semiconductor interface,thus offering a significantly improved photoresponsivity in MoS_(2) photodetectors.Moreover,such photodetector shows great durability to stretch,which can remain functional after stretched 100 cycles within its stretch limit.Our strategy opens a new avenue to fabricate high-photoresponsivity stretchable electronics or optoelectronics of two-dimensional(2D)materials. | Shuyan Qi Weifeng Zhang Xiaoli Wang Yifan Ding Yan Zhang Jiakang Qiu Ting Lei Run Long Nan Liu | 2022 | Nano Research2022,15,11: | 0 |
| 18 | Effects of phosphate on the transport of graphene oxide nanoparticles in saturated clean and iron oxide-coated sand columns显示文摘In this study, transport behaviors of graphene oxide(GO) in saturated uncoated(i.e., clean sand) and goethite-coated sand porous media were examined as a function of the phosphate. We found that phosphate enhanced the transport of GO over a wide range of solution chemistry(i.e., pH 5.0–9.0 and the presence of 10 mmol/L Na^(+) or 0.5 mmol/L Ca^(2+)). The results were mainly ascribed to the increase of electrostatic repulsion between nanoparticles and porous media. Meanwhile, deposition site competition induced by the retained phosphate was another important mechanism leading to promote GO transport. Interestingly, when the phosphate concentration increased from 0.1 to 1.0 mmol/L, the transportenhancement effect of phosphate in goethite-coated sand was to a much larger extent than that in clean sand. The observations were primarily related to the difference in the total mass of retained phosphate between the iron oxide-coated sand and clean sand columns, which resulted in different degrees of the electrostatic repulsion and competitive effect of phosphate. When the background solution contained 0.5 mmol/L Ca^(2+), phosphate could be bind to sand/goethite-coated sand surface by cation bridging;and consequently, promoted competition between phosphate and nanoparticles for deposition sites, which was an important mechanism for the enhanced effect of phosphate. Moreover, the DLVO theory was applicable to describe GO transport behaviors in porous media in the absence or presence of phosphate. Taken together, these findings highlight the important status and role of phosphate on the transport and fate of colloidal graphene oxide in the subsurface environment. | Jiuyan Chen Weifeng Chen Taotao Lu Yumeng Song Haojing Zhang Mengjie Wang Xinhai Wang Zhichong Qi Minghua Lu | 2021 | Journal of Environmental Sciences2021,33,5: | 0 |
| 19 | Chlorophyll-a concentrations in 82 large alpine lakes on the Tibetan Plateau during 2003–2017: temporal–spatial variations and influencing factors显示文摘As essential parts of the unique ecosystem of Tibetan Plateau(TP),the sizes and associated physical properties of alpine lakes have long been investigated.However,little is known about one of the most critical biogeochemical properties,i.e.the Chlorophyll-a(Chl-a)concentrations.Here,for the first time,we presented a comprehensive investigation of the temporal–spatial variations in Chl-a in 82 lakes(>50 km^(2))across the entire TP region,based on MODIS observations in the period of 2003–2017.The results showed that the 82 lakes exhibited an average longterm mean Chl-a of 3.3±4.3 mg m^(−3),with high Chl-a lakes concentrated in the eastern and southern inner TP basin and northeastern parts of the TP.An interannual trend analysis revealed that lakes exhibiting(significantly)decreasing Chl-a trends and(significantly)increasing Chl-a trends were comparable in numbers but differed in distribution patterns.A correlation analysis indicated that at least 70%of the interannual variability in Chl-a values of lakes was significantly correlated with one of the four environmental factors(wind speed,ice cover duration,lake water surface temperature and surface runoff)and lake size.In addition,glacier meltwater tended to reduce lake Chl-a while salinity levels showed minor influences. | Xuehui Pi Lian Feng Weifeng Li Junguo Liu Xingxing Kuang Kun Shi Wei Qi Deliang Chen Jing Tang | 2021 | International Journal of Digital Earth2021,14,6: | 0 |