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Determination of th...
Determination of the small amount of proteins interacting with TiO2 nanotubes by AFM-measurement
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- Dong, Yihui (författare)
- Luleå tekniska universitet,Energivetenskap,State Key Laboratory of Materials-Oriented and Chemical Engineering and Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing Tech University, Nanjing, China,Nanjing Tech Univ, State Key Lab Mat Oriented & Chem Engn, Nanjing 210009, Jiangsu, Peoples R China;Nanjing Tech Univ, Jiangsu Natl Synerget Innovat Ctr Adv Mat SICAM, Nanjing 210009, Jiangsu, Peoples R China;Luled Univ Technol, Div Energy Sci, S-97187 Lulea, Sweden
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- Ji, Xiaoyan (författare)
- Luleå tekniska universitet,Energivetenskap,Luled Univ Technol, Div Energy Sci, S-97187 Lulea, Sweden
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- Laaksonen, Aatto (författare)
- Uppsala universitet,Stockholms universitet,Institutionen för material- och miljökemi (MMK),State Key Laboratory of Materials-Oriented and Chemical Engineering and Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing Tech University, Nanjing, China. Department of Materials and Environmental Chemistry, Arrhenius Laboratory, Stockholm University, Stockholm, Sweden. Department of Chemistry, Ångström Laboratory, Uppsala University, Uppsala, Sweden. Centre of Advanced Research in Bionanoconjugates and Biopolymers, Petru Poni Institute of Macromolecular Chemistry Aleea Grigore Ghica-Voda, Iasi, Romania,Strukturkemi,Nanjing Tech Univ, State Key Lab Mat Oriented & Chem Engn, Nanjing 210009, Jiangsu, Peoples R China;Nanjing Tech Univ, Jiangsu Natl Synerget Innovat Ctr Adv Mat SICAM, Nanjing 210009, Jiangsu, Peoples R China;Stockholm Univ, Dept Mat & Environm Chem, Arrhenius Lab, SE-10691 Stockholm, Sweden;Petru Poni Inst Macromol Chem, Ctr Adv Res Bionanoconjugates & Biopolymers, Aleea Grigore Ghica Voda 41A, Iasi 700487, Romania
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- Cao, Wei (författare)
- State Key Laboratory of Tribology, Tsinghua University, Beijing, China,Tsinghua Univ, State Key Lab Tribol, Beijing 100084, Peoples R China
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- An, Rong (författare)
- Herbert Gleiter Institute of Nanoscience, Nanjing University of Science & Technology, Nanjing, China,Nanjing Univ Sci & Technol, Herbert Gleiter Inst Nanosci, Nanjing 210094, Jiangsu, Peoples R China
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- Lu, Linghong (författare)
- State Key Laboratory of Materials-Oriented and Chemical Engineering and Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing Tech University, Nanjing, China,Nanjing Tech Univ, State Key Lab Mat Oriented & Chem Engn, Nanjing 210009, Jiangsu, Peoples R China;Nanjing Tech Univ, Jiangsu Natl Synerget Innovat Ctr Adv Mat SICAM, Nanjing 210009, Jiangsu, Peoples R China
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- Lu, Xiaohua (författare)
- State Key Laboratory of Materials-Oriented and Chemical Engineering and Jiangsu National Synergetic Innovation Center for Advanced Materials (SICAM), Nanjing Tech University, Nanjing, China,Nanjing Tech Univ, State Key Lab Mat Oriented & Chem Engn, Nanjing 210009, Jiangsu, Peoples R China;Nanjing Tech Univ, Jiangsu Natl Synerget Innovat Ctr Adv Mat SICAM, Nanjing 210009, Jiangsu, Peoples R China
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(creator_code:org_t)
- Elsevier, 2019
- 2019
- Engelska.
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Ingår i: Biomaterials. - : Elsevier. - 0142-9612 .- 1878-5905. ; 192, s. 368-376
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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https://urn.kb.se/re...
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https://urn.kb.se/re...
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Abstract
Ämnesord
Stäng
- Detecting the small amounts of proteins interacting effectively with the solid film electrodes surface still remains a challenge. To address this, in this work, a new approach was proposed by the combination of the adhesion forces and the molecular interaction measured with AFM. Cytochrome c (Cyt C) interacting effectively with TiO2 nanotube arrays (TNAs) was chosen as a probe. The amounts of Cyt C molecules interacting effectively on TNAs surface (CTNA) range from 5.5×10-12 to 7.0×10-12 mol/cm2 (68.2-86.8 ng/cm2) and they are comparable with the values obtained by the electrochemistry method in the literature, in evidence of the accuracy of this AFM-based approach. The reliability of the proposed approach was further verified by conducting Surface Enhanced Raman Scattering (SERS) measurements and estimating the enhancement factor (EF). This interaction-based AFM approach can be used to accurately obtain the small amounts of adsorbed substances on the solid film electrodes surface in the applications such as biosensors, biocatalysis, and drug delivery, etc.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Maskinteknik -- Energiteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Mechanical Engineering -- Energy Engineering (hsv//eng)
- TEKNIK OCH TEKNOLOGIER -- Medicinteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Medical Engineering (hsv//eng)
- TEKNIK OCH TEKNOLOGIER -- Industriell bioteknik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Industrial Biotechnology (hsv//eng)
- NATURVETENSKAP -- Kemi -- Materialkemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Materials Chemistry (hsv//eng)
Nyckelord
- TiO2
- nanotubes
- Adsorption amount
- AFM
- Molecular interaction
- Adhesion force
- SERS
- Energiteknik
- Energy Engineering
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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