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Updated: Aug 18, 2025

Plasmonic Photothermal Cancer Therapy: Nanoparticle-embedded Tumor-tissue-mimicking Phantoms for Visualizing Photothermal Temperature Distribution
Published on: May 9, 2025
Nanoplasmonics Enabling Cancer Diagnostics and Therapy
Ren A Odion1,2, Yang Liu1,2,3, Tuan Vo-Dinh1,2,3
1Fitzpatrick Institute for Photonics, Duke University, Durham, NC 27708, USA.
Gold nanostars (GNS) advance cancer diagnostics and therapeutics. This nanotechnology integrates plasmonics for enhanced thermal generation, imaging, and immunotherapy, creating synergistic immuno photo nanotherapy (SYMPHONY) for lasting cancer immunity.
Area of Science:
- Biomedical Engineering
- Nanotechnology
- Cancer Research
Background:
- Plasmonics, photonics, and nanotechnology offer novel approaches for cancer diagnostics and therapeutics.
- Gold nanostars (GNS) exhibit unique properties for enhanced light-matter interactions.
Purpose of the Study:
- To highlight advances in cancer diagnostics and therapeutics using integrated plasmonics, photonics, and nanotechnology.
- To discuss the development and applications of gold nanostars (GNS).
- To explore the combination of GNS with immunotherapy for synergistic effects.
Main Methods:
- Development and characterization of plasmonics-active gold nanostars (GNS).
- Application of GNS in tumor imaging techniques, including two-photon fluorescence and surface-enhanced Raman scattering (SERS).
- Integration of GNS as an adjuvant with immune checkpoint inhibitors for immunotherapy.
Main Results:
- GNS demonstrate significantly amplified thermal generation at resonant wavelengths.
- GNS facilitate effective tumor imaging through various advanced optical techniques.
- The combination of GNS with immunotherapy, termed SYMPHONY, enhances control over long-lasting cancer immunity and metastatic tumors.
Conclusions:
- Gold nanostars are versatile nanomaterials for cancer diagnostics and therapeutics.
- SYMPHONY represents a promising strategy for durable cancer immunity and metastatic tumor control.
- The integration of nanotechnology with immunotherapy offers a powerful platform for advanced cancer treatment.
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