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Signaling strategies of silver nanoparticles in optical and electrochemical biosensors: considering their potential for the point-of-care
Beck, Franziska
, Lössl, Michael
und Baeumner, Antje J.
(2023)
Signaling strategies of silver nanoparticles in optical and electrochemical biosensors: considering their potential for the point-of-care.
Microchimica Acta 190 (91).
Veröffentlichungsdatum dieses Volltextes: 22 Feb 2023 14:45
Artikel
DOI zum Zitieren dieses Dokuments: 10.5283/epub.53841
Zusammenfassung
Silver nanoparticles (AgNPs) have long been overshadowed by gold NPs' success in sensor and point-of-care (POC) applications. However, their unique physical, (electro)chemical, and optical properties make them excellently suited for such use, as long as their inherent higher instability toward oxidation is controlled. Recent advances in this field provide novel strategies that demonstrate that ...
Silver nanoparticles (AgNPs) have long been overshadowed by gold NPs' success in sensor and point-of-care (POC) applications. However, their unique physical, (electro)chemical, and optical properties make them excellently suited for such use, as long as their inherent higher instability toward oxidation is controlled. Recent advances in this field provide novel strategies that demonstrate that the AgNPs' inherent capabilities improve sensor performance and enable the specific detection of analytes at low concentrations. We provide an overview of these advances by focusing on the nanosized Ag (in the range of 1-100 nm) properties with emphasis on optical and electrochemical biosensors. Furthermore, we critically assess their potential for point-of-care sensors discussing advantages as well as limitations for each detection technique. We can conclude that, indeed, strategies using AgNP are ready for sensitive POC applications; however, research focusing on the simplification of assay procedures is direly needed for AgNPs to make the successful jump into actual applications.
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Details
| Dokumentenart | Artikel | ||||
| Titel eines Journals oder einer Zeitschrift | Microchimica Acta | ||||
| Verlag: | SPRINGER WIEN | ||||
|---|---|---|---|---|---|
| Ort der Veröffentlichung: | WIEN | ||||
| Band: | 190 | ||||
| Nummer des Zeitschriftenheftes oder des Kapitels: | 91 | ||||
| Datum | 15 Februar 2023 | ||||
| Institutionen | Chemie und Pharmazie > Institut für Analytische Chemie, Chemo- und Biosensorik > Chemo- und Biosensorik (Prof. Antje J. Bäumner, ehemals Prof. Wolfbeis) Chemie und Pharmazie > Institut für Analytische Chemie, Chemo- und Biosensorik > Chemo- und Biosensorik (Prof. Antje J. Bäumner, ehemals Prof. Wolfbeis) | ||||
| Identifikationsnummer |
| ||||
| Stichwörter / Keywords | HIGHLY SENSITIVE IMMUNOASSAY; GREEN SYNTHESIS; GOLD NANOPARTICLES; DAPHNIA-MAGNA; ARC-DISCHARGE; TOXICITY; AMPLIFICATION; IMMUNOSENSOR; METAL; FLUORESCENCE; Silver nanoparticles; Optical biosensors; Electrochemical biosensors; Point-of-care; Clinical analysis; Localized surface plasmon resonance | ||||
| Dewey-Dezimal-Klassifikation | 500 Naturwissenschaften und Mathematik > 540 Chemie | ||||
| Status | Veröffentlicht | ||||
| Begutachtet | Ja, diese Version wurde begutachtet | ||||
| An der Universität Regensburg entstanden | Ja | ||||
| URN der UB Regensburg | urn:nbn:de:bvb:355-epub-538413 | ||||
| Dokumenten-ID | 53841 |
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