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ZnO films formed by...
ZnO films formed by atomic layer deposition as an optical biosensor platform for the detection of Grapevine virus A-type proteins
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- Tereshchenko, Alla (författare)
- Odesa National II Mechnikov University, Ukraine
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- Fedorenko, Viktoriia (författare)
- Odesa National II Mechnikov University, Ukraine; ENSCM UM CNRS UMR5635, France
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- Smyntyna, Valentyn (författare)
- Odesa National II Mechnikov University, Ukraine
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- Konup, Igor (författare)
- Odessa National II Mechnikov University, Ukraine
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- Konup, Anastasiya (författare)
- Institute Viticulture and Wine Making, Ukraine
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- Eriksson, Martin (författare)
- Linköpings universitet,Halvledarmaterial,Tekniska fakulteten
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- Yakimova, Rositsa (författare)
- Linköpings universitet,Halvledarmaterial,Tekniska fakulteten
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- Ramanavicius, Arunas (författare)
- Vilnius University, Lithuania
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- Balme, Sebastien (författare)
- ENSCM UM CNRS UMR5635, France
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- Bechelany, Mikhael (författare)
- ENSCM UM CNRS UMR5635, France
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(creator_code:org_t)
- ELSEVIER ADVANCED TECHNOLOGY, 2017
- 2017
- Engelska.
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Ingår i: Biosensors & bioelectronics. - : ELSEVIER ADVANCED TECHNOLOGY. - 0956-5663 .- 1873-4235. ; 92, s. 763-769
- Relaterad länk:
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https://hal.umontpel...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Novel sensitive optical biosensor for determination of Grapevine virus A-type (GVA) proteins (GVA-antigens) has been designed. This biosensor was based on thin films of Zinc Oxide (ZnO) deposited by atomic layer deposition (ALD). The ZnO-based films have demonstrated favorable surface-structural properties for the direct immobilization of antibodies against OVA-antigens in order to form a biosensitive layer sensitive to OVA antigens. The immobilization was confirmed by intensity changes in the main near band emission (NBE) peak of ZnO and by the formation of intense photoluminescence band, discovered in the visible range around 425 nm, caused by the immobilized proteins. The GVA-antigen detection was performed by the evaluation of changes and behavior of a corresponding luminescence band. The sensitivity of as-formed label-free biosensor towards the OVA-antigens was determined in the range from 1 pg/ml to 10 ng/ml; in addition, the selectivity of biosensor was evaluated.
Ämnesord
- NATURVETENSKAP -- Kemi -- Analytisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Analytical Chemistry (hsv//eng)
Nyckelord
- ZnO; Atomic layer deposition; Photoluminescence; Optical biosensor; Grapevine virus A-type
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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Till lärosätets databas
- Av författaren/redakt...
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Tereshchenko, Al ...
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Fedorenko, Vikto ...
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Smyntyna, Valent ...
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Konup, Igor
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Konup, Anastasiy ...
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Eriksson, Martin
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visa fler...
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Yakimova, Rosits ...
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Ramanavicius, Ar ...
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Balme, Sebastien
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Bechelany, Mikha ...
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visa färre...
- Om ämnet
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- NATURVETENSKAP
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NATURVETENSKAP
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och Kemi
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och Analytisk kemi
- Artiklar i publikationen
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Biosensors & bio ...
- Av lärosätet
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Linköpings universitet