ArticleMolecules (Basel, Switzerland)2022
Characterization of Labeled Gold Nanoparticles for Surface-Enhanced Raman Scattering.
Article in Molecules (Basel, Switzerland), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.
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Who cites it
20 citing papers in PubMed.
- Femtosecond Laser-Fabricated Bowl-Shaped Surface-Enhanced Raman Scattering Platform for Multibiomarker Analysis of Acute Myocarditis Using Fuzzy Logic.Small methods · 2026Article
- In-situ growth of heterogeneous Au on MoSScientific reports · 2026Article
- Momentum-Enabled Near-Infrared Luminescence in Silicon Decorated with Ultrasmall Gold Nanoparticles.ACS omega · 2026Article
- Feasibility of portable Raman SERS for blood biomarker monitoring in spaceflight conditions.Life sciences in space research · 2026Article
- From nanotags to precision biomedicine: SERS-driven progress and innovation in tumor biomarker profiling, dynamic bioimaging, AI-enhanced diagnostics and therapy.Theranostics · 2026Review
- Advancing Medical Diagnostics: Rapid, Label-Free Detection and Differentiation of Shiga Toxin Variants in Human Serum Using a Cost-Effective PCA-Assisted SERS Platform.ACS applied materials & interfaces · 2025Article
- Ecological Synthesis of Precious Metal Nanoparticles: Harnessing the Potential of Marine Algae Biomass.Nanomaterials (Basel, Switzerland) · 2025Review
- Multifunctional gold nanoparticles: bridging detection, diagnosis, and targeted therapy in cancer.Molecular cancer · 2025Review
- Gold Nanoraspberries for Surface-Enhanced Raman Scattering: Synthesis, Optimization, and Characterization.ACS omega · 2025Article
- In Situ Raman Spectroscopy for Early Corrosion Detection in Coated AA2024-T3.Sensors (Basel, Switzerland) · 2024Article
- A Novel Method for Rapid and High-Performance SERS Substrate Fabrication by Combination of Cold Plasma and Laser Treatment.Nanomaterials (Basel, Switzerland) · 2024Article
- Local electric field in nanocavities dictates the vibrational relaxation dynamics of interfacial molecules.Chemical science · 2024Article
- Nanoengineering Solutions for Cancer Therapy: Bridging the Gap between Clinical Practice and Translational Research.Journal of clinical medicine · 2024Article
- Polyacrylonitrile as a versatile matrix for gold nanoparticle-based SERS substrates.Nanoscale advances · 2024Article
- Application of Nanoparticles in the Diagnosis and Treatment of Colorectal Cancer.Anti-cancer agents in medicinal chemistry · 2024Review
- Conjugated Nanoparticles for Solid Tumor Theranostics: Unraveling the Interplay of Known and Unknown Factors.ACS omega · 2023Review
- Variational Mode Decomposition for Raman Spectral Denoising.Molecules (Basel, Switzerland) · 2023Article
- High Recognition of Isomer-Stabilized Gold Nanoparticles through Matrix Imprinting.ACS applied materials & interfaces · 2023Article
- Functionalization of Se-Te Nanorods with Au Nanoparticles for Enhanced Anti-Bacterial and Anti-Cancer Activities.Materials (Basel, Switzerland) · 2022Article
- Development of nano- and microdevices for the next generation of biotechnology, wearables and miniaturized instrumentation.RSC advances · 2022Review
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Authors and funding
1 author.
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Abstract
Noble metal nanoparticles (NP) such as gold (AuNPs) and silver nanoparticles (AgNPs) can produce ultrasensitive surface-enhanced Raman scattering (SERS) signals owing to their plasmonic properties. AuNPs have been widely investigated for their biocompatibility and potential to be used in clinical diagnostics and therapeutics or combined for theranostics. In this work, labeled AuNPs in suspension were characterized in terms of size dependency of their localized surface plasmon resonance (LSPR), dynamic light scattering (DLS), and SERS activity. The study was conducted using a set of four Raman labels or reporters, i.e., small molecules with large scattering cross-section and a thiol moiety for chemisorption on the AuNP, namely 4-mercaptobenzoic acid (4-MBA), 2-naphthalenethiol (2-NT), 4-acetamidothiophenol (4-AATP), and biphenyl-4-thiol (BPT), to investigate their viability for SERS tagging of spherical AuNPs of different size in the range 5 nm to 100 nm. The results showed that, when using 785 nm laser excitation, the SERS signal increases with the increasing size of AuNP up to 60 or 80 nm. The signal is highest for BPT labelled 80 nm AuNPs followed by 4-AATP labeled 60 nm AuNPs, making BPT and 4-AATP the preferred candidates for Raman labelling of spherical gold within the range of 5 nm to 100 nm in diameter.
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