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| 1 | 0il bleed from elastomeric thermal silicone conductive pads显示文摘 | Yuqi Chen Yakai Feng Jingqi Zhao Jingbo Shen Menghuang Feng | 2016 | Frontiers of Chemical Science and Engineering2016,10,4: | 3 |
| 2 | Biodegradable polydepsipeptides显示文摘 | YAKAI FENG JINTANG GUO | 2009 | Molecular Sciences2009,10,: | 1 |
| 3 | Synthesis of Poly from (3 S, 6R, S) -3- 6-methylmorpholine-2,5-dione 显示文摘 | Yakai Feng Doris Klee H artwig Hocker | 2002 | Maeromoleeular Chemistry and Physics2002,203,56: | 1 |
| 4 | Fabrication and characterization of electrospun biocompatible PU/PEGMA hybrid nanofibers by in-situ UV photopolymerization显示文摘Poly(ethylene glycol) methacrylate (PEGMA) was introduced into a polyurethane (PU) solution in order to prepare hemocompatible electrospun membranes for potential application as small diameter vascular scaffolds. Crosslinked PU/PEGMA hybrid nanofibers were fabricated by a reactive electrospinning process with N,N′-methylenebisacrylamide (MBAm) as crosslinker and benzophenone (BP) as photoinitiator. The photoinduced polymerization and crosslinking reaction took place simultaneously during the electrospinning process. No significant difference in the membrane morphology was found by SEM when PEGMA content was less than 20 wt%. The crosslinked fibrous membranes of PU/PEGMA exhibit higher hydrophilicity and mechanical strength than PU membrane. These nanofibrous membranes are potential substitutes for artificial vascular scaffolds. | WANG HeYun FENG YaKai YUAN WenJie ZHAO HaiYang FANG ZiChen KHAN Musammir GUO JinTang | 2012 | Science China(Physics,Mechanics & Astronomy)2012,55,7: | 1 |
| 5 | Ring opening polym- erization of D,L-lactide on magnetite nanoparticles显示文摘 | Tian Jing Feng Yakai Xu Yongshen | 2006 | Macromolecular Research2006,14,2: | 1 |
| 6 | Progress in depsipep- tide-based biomaterials显示文摘 | Feng Yakai Lu Jian Behl M | 2010 | Macromolecular Bioscience2010,10,9: | 1 |
| 7 | Biodegradable polydepsipep- tides显示文摘 | Feng Yakai Guo Jintang | 2009 | International Journal of Molecular Sciences2009,10,58: | 1 |
| 8 | Biological evaluation of degradable, stimuli-sensitive multiblock copolymers having poIydepsipeptide- and poly(e-caprolactone) seg- ments in vitro 显示文摘 | Battig A Hiebl B Feng Yakai | 2011 | Clinical Hemorheology and Microcircu- lation2011,48,13: | 1 |
| 9 | New biomaterial: Triblock copolymers of poly -poly (ethylene oxide) 显示文摘 | Feng Yakai Klee D H6cker H | 1999 | Materialwissenschafi und Werkstofftechnik1999,30,12: | 1 |
| 10 | Biodegradable,amorphous copolyester-urethane networks having shape-memory properties显示文摘 | Armin Alteheld Yakai Feng Steffen Kelch | 2005 | Angewandte Chemie International Editon2005,44,8: | 1 |
| 11 | Synthesis and characterization of poly(carbonate urethane)networks with shape-memory properties 显示文摘 | Feng Yakai Xue Yan Guo Jintang | 2009 | Journal of Applied Polymer Science2009,112,1: | 1 |
| 12 | Surface modification of biomaterials by photochemical immobilization and photograft polymerization to improve hemocompatibility显示文摘Thrombus formation and blood coagulation are serious problems associated with blood contacting products,such as catheters,vascular grafts,artificial hearts,and heart valves.Recent progresses and strategies to improve the hemocompatibility of biomaterials by surface modification using photochemical immobilization and photograft polymerization are reviewed in this paper.Three approaches to modify biomaterial surfaces for improving the hemocompatibility,i.e.,bioinert surfaces,immobilization of anticoagulative substances and biomimetic surfaces,are introduced.The biomimetic amphiphilic phosphorylcholine and Arg-Gly-Asp(RGD)sequence are the most effective and most often employed biomolecules and peptide sequence for improving hemocompatibility of material surfaces.The RGD sequence can enhance adhesion and growth of endothelial cells(ECs)on material surfaces and increase the retention of ECs under flow shear stress conditions.This surface modification is a promising strategy for biomaterials especially for cardiovascular grafts and functional tissue engineered blood vessels. | Yakai FENG Haiyang ZHAO Li ZHANG Jintang GUO | 2010 | Frontiers of Chemical Science and Engineering2010,4,3: | 1 |
| 13 | Biodegradable, Amorphous Copolyester-Urethane Networks Having Shape-Memory Properties显示文摘 | Armin A|teheld Yakai Feng Steffen Kelch | 2005 | Angewandte Chemie International Editon2005,44,8: | 1 |
| 14 | 查看详情显示文摘 | Feng Yakai Guan Wenli Zhao Haiyang Guo Jintang Chen Qingliang Liu Jianshi | | 0,,06: | 1 |
| 15 | Coelectrospun blends of PU and PEG as potential biocompatible scaffolds for small-diameter vascular tissue engineering显示文摘 | WANG Heyun FENG Yakai FANG Zichen | 2012 | Materials Science and Engineering:C2012,32,8: | 1 |
| 16 | Biodegradable Polydepsipeptides显示文摘 | Yakai Feng Jintang Guo | 2009 | Molecular Sciences2009,10,: | 1 |
| 17 | Preparation and Investigation of High-Efficiency Antibacterial Liquid Dishwashing Detergent显示文摘A high-effi ciency liquid dishwashing detergent was prepared by using oregano essential oil as an antibacterial agent. The surface cleaning and antibacterial property of the detergent resolved its unifunctionality problem. The antibacterial activities of the detergent were demonstrated through a disk diff usion assay and wipe experiments with Escherichia coli and Staphylococcus aureus . Results showed that the prepared detergent was highly eff ective against E. coli and S. aureus . The results of chemical accelerated tests indicated that the detergent would be eff ective for at least 1 year. The antibacterial property and detergency performance of the high-effi ciency antibacterial liquid dishwashing detergent were compared with those of a commercial antibacterial detergent containing 0.02% o -phenylphenol. The detergency performance of the high-effi ciency detergent reached 97.8% and was superior to that of the commercial antibacterial detergent. | Mingxue Dai Jintang Guo Xuexue Xue Yakai Feng | 2019 | Transactions of Tianjin University2019,25,4: | 0 |
| 18 | Multifunctional peptide conjugated amphiphilic cationic copolymer for enhancing ECs targeting, penetrating and nuclear accumulation显示文摘Gene therapy has drawn great attention in the treatments of many diseases,especially for cardiovascular diseases.However,the development of gene carriers with low cytotoxicity and multitargeting function is still a challenge.Herein,the multitargeting REDV-G-TATG-NLS peptide was conjugated to amphiphilic cationic copolymer poly(e-caprolactone-co-3(S)-methyl-morpho-line-2,5-dione)-g-polyethyleneimine(PCLMD-g-PEI)via a heterobifunctional orthopyridyl disulfde-poly(ethylene glycol)-N-hydroxysuccinimide(OPSS-PEG-NHS)linker to prepare PCLMD-g-PEI-PEG-REDV-G-TAT-G-NLS copolymers with the aim to develop the gene carriers with low cytotoxicity and high transfection efficiency.The multitargeting micelles were prepared from PCLMD-g-PEI-PEG-REDV-G-TAT-G-NLS copolymers by self-assembly method and used to load pEGFP-ZNF580 plasmids(pDNA)to form gene complexes for enhancing the proliferation and migration of endothelial cells(ECs).The loading pDNA capacity was proved by agarose gel electrophoresis assay.These multitargeting gene com-plexes exhibited low cytotoxicity by 3-(4,-dimethylthia-zol-2-yl)-2,5-diphenyltetrazolium bromide assay.The high internalization efficiency of these gene complexes was confirmed by flow cytometry.The results of in vitro transfection demonstrated that these multitargeting gene complexes possessed relatively high transfection effi-ciency.The rapid migration of ECs transfected by these gene complexes was verified by wound healing assay.Owing to ECs-targeting ability,cell-penetrating ability and nuclear targeting capacity of REDV-G-TAT-G-NLS pep-tide,the multitargeting polycationic gene carrier with low cytotoxicity and high transfection efficiency has great potential in gene therapy. | Xinghong Duo Lingchuang Bai Jun Wang Jintang Guo Xiangkui Ren Shihai Xia Wencheng Zhang Abraham Domb Yakai Feng | 2020 | Frontiers of Chemical Science and Engineering2020,14,5: | 0 |
| 19 | Erratum to: Multifunctional peptide conjugated amphiphilic cationic copolymer for enhancing ECs targeting, penetrating and nuclear accumulation显示文摘The authors regret that there was an error in our publication.Considering Lingchuang Bai made great contributions to this work,Xinghong Duo and Lingchuang Bai should be co-first authors,but there was no statement that“Xinghong Duo and Lingchuang Bai contributed equally to this work”.The authors would like to apologize for any inconvenience caused. | Xinghong Duo Lingchuang Bai Jun Wang Jintang Guo Xiangkui Ren Shihai Xia Wencheng Zhang Abraham Domb Yakai Feng | 2021 | Frontiers of Chemical Science and Engineering2021,15,1: | 0 |
| 20 | Spatial-temporal differentiation and influencing factors of rural settlements in mountainous areas: an example of Liangshan Yi Autonomous Prefecture, Southwestern China显示文摘Rural settlement is the basic spatial unit for compact communities in rural area. Scientific exploration of spatial-temporal differentiation and its influencing factors is the premise of spatial layout rationalization. Based on land use data of Liangshan Yi Autonomous Prefecture(hereinafter referred to as Liangshan Prefecture) in Sichuan Province, China from 1980 to 2020, compactness index, fractal dimension, imbalance index, location entropy and the optimal parameters-based geographical detector(OPGD) model are used to analyze the spatial-temporal evolution of the morphological characteristics of rural settlements, and to explore the influence of natural geographical factors, socioeconomic factors, and policy factors on the spatial differentiation of rural settlements. The results show that:(1) From 1980 to 2020, the rural settlements area in Liangshan Prefecture increased by 15.96 km^(2). In space, the rural settlements are generally distributed in a local aggregation, dense in the middle and sparse around the periphery. In 2015, the spatial density and expansion index of rural settlements reached the peak.(2) From 1980 to 2020, the compactness index decreased from 0.7636 to 0.7496, the fractal dimension increased from 1.0283 to 1.0314, and the fragmentation index decreased from 0.1183 to 0.1047. The spatial morphological structure of rural settlements tended to be loose, the shape contour tended to be complex, the degree of fragmentation decreased, and the spatial distribution was significantly imbalanced.(3) The results of OPGD detection in 2015 show that the influence of each factor is slope(0.2371) > traffic accessibility(0.2098) > population(0.1403) > regional GDP(0.1325) > elevation(0.0987) > poverty alleviation(0). The results of OPGD detection in 2020 show that the influence of each factor is slope(0.2339) > traffic accessibility(0.2198) > population(0.1432) > regional GDP(0.1219) > poverty alleviation(0.0992) > elevation(0.093). Natural geographical factors(slope and elevation) are the basic factors affecting the spatial distribution of rural settlements, and rural settlements are widely distributed in the river valley plain and the second half mountain area. Socioeconomic factors(traffic accessibility, population, and regional GDP) have a greater impact on the spatial distribution of rural settlements, which is an important factor affecting the spatial distribution of rural settlements. Policy factors such as poverty alleviation relocation have an indispensable impact on the spatial distribution of rural settlements. The research results can provide decisionmaking basis for the spatial arrangement of rural settlements in Liangshan Prefecture, and optimize the implementation of rural revitalization policies. | WANG Yumeng DENG Qingchun YANG Haiqing LIU Hui YANG Feng ZHAO Yakai | 2024 | Journal of Mountain Science2024,21,1: | 0 |