Fitzpatrick Institute for Photonics Fitzpatrick Institute for Photonics
Pratt School of Engineering
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Publications [#379978] of Tuan Vo-Dinh

Papers Published

  1. Canning, AJ; Li, JQ; Atta, S; Wang, H-N; Vo-Dinh, T, Nanoplasmonics biosensors: At the frontiers of biomedical diagnostics., Trends in analytical chemistry : TRAC, vol. 180 (November, 2024), pp. 117973 [doi]
    (last updated on 2026/01/19)

    Abstract:
    This article presents an overview of various nanoplasmonics biosensors and their diverse applications, focusing on recent developments in our laboratory. We describe the versatility and effectiveness of different plasmonics-active platforms, ranging from solid substrates to adaptable nanoparticles like gold nanostars and nanorattles. The "Inverse Molecular Sentinel" (iMS) biosensing technology uses surface-enhanced Raman scattering (SERS) to detect nucleotide biomarkers associated with diseases ranging from acute infections to several types of cancer. We have also developed SERS-based nanochip systems capable of detecting DNA targets related to infectious disease biomarkers such as HIV, malaria, and dengue, promising advancements in global health diagnostics. Further, nanorattle-based biosensors are designed as "lab-in-a-stick" devices for rapid head and neck cancer diagnosis. Other technologies include plasmonics-enhanced lateral flow immunoassay systems, smartphone-based biosensing, and implantable biosensors or "smart tattoo" systems. These nanoplasmonics biosensors open new frontiers to rapid, simple, and effective detection systems for biomedical diagnostics.


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