Self-organised nanoarchitecture of titanium surfaces influences the attachment of Staphylococcus aureus and Pseudomonas aeruginosa bacteria

Verfasser / Beitragende:
[Vi Truong, Vy Pham, Alexander Medvedev, Rimma Lapovok, Yuri Estrin, Terry Lowe, Vladimir Baulin, Veselin Boshkovikj, Christopher Fluke, Russell Crawford, Elena Ivanova]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/16(2015-08-01), 6831-6840
Format:
Artikel (online)
ID: 605498296
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024 7 0 |a 10.1007/s00253-015-6572-7  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00253-015-6572-7 
245 0 0 |a Self-organised nanoarchitecture of titanium surfaces influences the attachment of Staphylococcus aureus and Pseudomonas aeruginosa bacteria  |h [Elektronische Daten]  |c [Vi Truong, Vy Pham, Alexander Medvedev, Rimma Lapovok, Yuri Estrin, Terry Lowe, Vladimir Baulin, Veselin Boshkovikj, Christopher Fluke, Russell Crawford, Elena Ivanova] 
520 3 |a The surface nanotopography and architecture of medical implant devices are important factors that can control the extent of bacterial attachment. The ability to prevent bacterial attachment substantially reduces the possibility of a patient receiving an implant contracting an implant-borne infection. We now demonstrated that two bacterial strains, Staphylococcus aureus and Pseudomonas aeruginosa, exhibited different attachment affinities towards two types of molecularly smooth titanium surfaces each possessing a different nanoarchitecture. It was found that the attachment of S. aureus cells was not restricted on surfaces that had an average roughness (S a) less than 0.5nm. In contrast, P. aeruginosa cells were found to be unable to colonise surfaces possessing an average roughness below 1nm, unless sharp nanoprotrusions of approximately 20nm in size and spaced 35.0nm apart were present. It is postulated that the enhanced attachment of P. aeruginosa onto the surfaces possessing these nanoprotrusions was facilitated by the ability of the cell membrane to stretch over the tips of the nanoprotrusions as confirmed through computer simulation, together with a concomitant increase in the level of extracellular polymeric substance (EPS) being produced by the bacterial cells. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Bacterial attachment  |2 nationallicence 
690 7 |a Surface nanoarchitecture  |2 nationallicence 
690 7 |a Molecularly smooth surfaces  |2 nationallicence 
690 7 |a Staphylococcus aureus  |2 nationallicence 
690 7 |a Pseudomonas aeruginosa  |2 nationallicence 
700 1 |a Truong  |D Vi  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
700 1 |a Pham  |D Vy  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
700 1 |a Medvedev  |D Alexander  |u Centre for Advanced Hybrid Materials, Department of Materials Engineering, Monash University, 3800, Clayton, Victoria, Australia  |4 aut 
700 1 |a Lapovok  |D Rimma  |u Centre for Advanced Hybrid Materials, Department of Materials Engineering, Monash University, 3800, Clayton, Victoria, Australia  |4 aut 
700 1 |a Estrin  |D Yuri  |u Centre for Advanced Hybrid Materials, Department of Materials Engineering, Monash University, 3800, Clayton, Victoria, Australia  |4 aut 
700 1 |a Lowe  |D Terry  |u Department of Metallurgical and Materials Engineering, Colorado School of Mines, 80401, Golden, CO, USA  |4 aut 
700 1 |a Baulin  |D Vladimir  |u Departament d'Enginyeria Quimica, Universitat Rovirai Virgili, 26 Avenue dels Paisos Catalans, 43007, Tarragona, Spain  |4 aut 
700 1 |a Boshkovikj  |D Veselin  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
700 1 |a Fluke  |D Christopher  |u Centre for Astrophysics and Supercomputing, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
700 1 |a Crawford  |D Russell  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
700 1 |a Ivanova  |D Elena  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/16(2015-08-01), 6831-6840  |x 0175-7598  |q 99:16<6831  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6572-7  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
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950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6572-7  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Truong  |D Vi  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Pham  |D Vy  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Medvedev  |D Alexander  |u Centre for Advanced Hybrid Materials, Department of Materials Engineering, Monash University, 3800, Clayton, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lapovok  |D Rimma  |u Centre for Advanced Hybrid Materials, Department of Materials Engineering, Monash University, 3800, Clayton, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Estrin  |D Yuri  |u Centre for Advanced Hybrid Materials, Department of Materials Engineering, Monash University, 3800, Clayton, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Lowe  |D Terry  |u Department of Metallurgical and Materials Engineering, Colorado School of Mines, 80401, Golden, CO, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Baulin  |D Vladimir  |u Departament d'Enginyeria Quimica, Universitat Rovirai Virgili, 26 Avenue dels Paisos Catalans, 43007, Tarragona, Spain  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Boshkovikj  |D Veselin  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Fluke  |D Christopher  |u Centre for Astrophysics and Supercomputing, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Crawford  |D Russell  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ivanova  |D Elena  |u School of Science, Faculty of Science, Engineering and Technology, Swinburne University of Technology, Hawthorn, Victoria, Australia  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/16(2015-08-01), 6831-6840  |x 0175-7598  |q 99:16<6831  |1 2015  |2 99  |o 253