Protein Adsorption onto Nanomaterials for the Development of Biosensors and Analytical Devices: A Review
Identifieur interne : 000134 ( Main/Exploration ); précédent : 000133; suivant : 000135Protein Adsorption onto Nanomaterials for the Development of Biosensors and Analytical Devices: A Review
Auteurs : Samir A. Bhakta ; Elizabeth Evans ; Tomás E. Benavidez ; Carlos D. GarciaSource :
- Analytica chimica acta [ 0003-2670 ] ; 2014.
Abstract
An important consideration for the development of biosensors is the adsorption of the bio recognition element to the surface of a substrate. As the first step in the immobilization process, adsorption affects most immobilization routes and much attention is given into the research of this process to maximize the overall activity of the bio sensor. The use of nanomaterials, specifically nanoparticles and nanostructured films, offers advantageous properties that can be fine-tuned for interaction with specific proteins to maximize activity, minimize structural changes, and enhance the catalytic step. In the biosensor field, protein-nanomaterial interactions are an emerging trend that span across many disciplines. This review addresses recent publications about the proteins most frequently used, their most relevant characteristics, and the conditions required to adsorb them to nanomaterials. When relevant and available, subsequent analytical figures of merits are discussed for selected biosensors. The general trend amongst the research papers allows concluding that the use of nanomaterials has already provided significant improvements in the analytical performance of many biosensors and that this research field will continue to grow.
Url:
DOI: 10.1016/j.aca.2014.10.031
PubMed: 25892065
PubMed Central: 4405630
Affiliations:
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Le document en format XML
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<front><div type="abstract" xml:lang="en"><p id="P2">An important consideration for the development of biosensors is the adsorption of the bio recognition element to the surface of a substrate. As the first step in the immobilization process, adsorption affects most immobilization routes and much attention is given into the research of this process to maximize the overall activity of the bio sensor. The use of nanomaterials, specifically nanoparticles and nanostructured films, offers advantageous properties that can be fine-tuned for interaction with specific proteins to maximize activity, minimize structural changes, and enhance the catalytic step. In the biosensor field, protein-nanomaterial interactions are an emerging trend that span across many disciplines. This review addresses recent publications about the proteins most frequently used, their most relevant characteristics, and the conditions required to adsorb them to nanomaterials. When relevant and available, subsequent analytical figures of merits are discussed for selected biosensors. The general trend amongst the research papers allows concluding that the use of nanomaterials has already provided significant improvements in the analytical performance of many biosensors and that this research field will continue to grow.</p>
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