典型文献
Improvement in antibacterial ability and cell cytotoxicity of Ti-Cu alloy by anodic oxidation
文献摘要:
Ti-Cu alloy has potential to be used in plastic surgery and dental implants due to its strong antibacterial properties,high strength and good corrosion resistance.In this paper,Ti-5Cu was anodic-oxidized to enhance the surface compatibility.The influence of the oxidation on the corrosion resistance,antibacterial properties and biological properties was investigated.X-ray diffraction (XRD) and X-ray photoelectron spectroscopy (XPS) results showed that a double-layer oxide coating with dense inner layer and porous outside layer was formed on Ti-Cu sample.The oxide coating consisted mainly of TiO2,CU2O and small amount of CuO,improved the corrosion resistance of Ti-Cu alloy by one order of magnitude due to the formation of the dense oxide inner layer,but high Cu ion release was detected.The plate count results showed that the antibac-terial activity of Ti-Cu sample was improved to ≥ 99%due to the comprehensive function of CuO and Cu2O in the coating and Cu2+ release.Cell test results showed that the coating exhibited good cell compatibility,the porous sur-face structure improved the adhesion of cells,and Cu ion release promoted the cell proliferation.
文献关键词:
中图分类号:
作者姓名:
Shuang Cao;Zi-Ming Zhang;Jia-Qi Zhang;Ren-Xian Wang;Xiao-Yan Wang;Lei Yang;Da-Fu Chen;Gao-Wu Qin;Er-Lin Zhang
作者机构:
School of Materials Science and Engineering,Key Laboratory for Anisotropy and Texture of Materials,Education Ministry of China,Northeastern University,Shenyang 110819,China;Departments of Immunology,College of Basic Medicine,Jiamusi University,Jiamusi 154007,China;Laboratory of Bone Tissue Engineering,Beijing Laboratory of Biomedical Materials,Beijing Research Institute of Orthopaedics and Traumatology,Beijing Jishuitan Hospital,Beijing 100035,China;School of Metallurgy,Northeastern University,Shenyang 110819,China;Research Center for Metallic Wires,Northeastern University,Shenyang 110819,China
文献出处:
引用格式:
[1]Shuang Cao;Zi-Ming Zhang;Jia-Qi Zhang;Ren-Xian Wang;Xiao-Yan Wang;Lei Yang;Da-Fu Chen;Gao-Wu Qin;Er-Lin Zhang-.Improvement in antibacterial ability and cell cytotoxicity of Ti-Cu alloy by anodic oxidation)[J].稀有金属(英文版),2022(02):594-609
A类:
CU2O
B类:
Improvement,antibacterial,ability,cytotoxicity,alloy,by,anodic,oxidation,has,potential,be,used,plastic,surgery,dental,implants,due,its,strong,properties,high,strength,good,corrosion,resistance,In,this,paper,5Cu,was,oxidized,enhance,surface,compatibility,influence,biological,investigated,ray,diffraction,photoelectron,spectroscopy,XPS,results,showed,that,double,layer,oxide,coating,dense,inner,porous,outside,formed,sample,consisted,mainly,TiO2,small,amount,CuO,improved,one,order,magnitude,formation,but,release,detected,plate,count,activity,comprehensive,function,Cu2O,Cu2+,Cell,test,exhibited,structure,adhesion,cells,promoted,proliferation
AB值:
0.4851
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