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Gold Nanoparticle Synthesis
Published on: July 10, 2021
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Recent progress in plant-gold nanoparticles fabrication methods and bio-applications
1Beijing National Laboratory of Molecular Sciences, Key Laboratory of Analytical Chemistry for Living Biosystems, Institute of Chemistry, Chinese Academy of Sciences, Beijing, 100190, China; School of Chemical Sciences, University of Chinese Academy of Sciences, Beijing, 100049, China.
Talanta
|December 10, 2020
Summary
Green synthesis of gold nanoparticles using plant extracts offers promising applications in medicine and biochemistry. Challenges remain in creating robust nanoparticles for advanced nanozymes and highly sensitive biosensors.
Area of Science:
- Nanotechnology
- Biochemistry
- Materials Science
Background:
- Plant extracts are increasingly used for green synthesis of gold nanoparticles (AuNPs).
- These plant-AuNPs show potential in biochemical and medical research.
- Challenges exist in chemical robustness, biomimetic surface design, and biosensor development.
Purpose of the Study:
- To review recent advancements in plant-gold nanoparticle preparation and functionalization.
- To highlight their optical, catalytic, and biological properties.
- To discuss their potential in analytical assays, catalysis, imaging, and therapy.
Main Methods:
- Review of literature on green synthesis of AuNPs using plant extracts.
- Focus on heterogeneous nucleation and surface functionalization techniques.
- Analysis of optical properties, catalytic activities, and biological mechanisms.
Main Results:
- Plant-AuNPs exhibit tunable optical properties and significant catalytic activities.
- Surface functionalization is key to designing effective nanozymes and biosensors.
- Demonstrated antioxidant, apoptosis-inducing, and intracellular imaging capabilities.
Conclusions:
- Plant-gold nanoparticles are versatile nanomaterials with broad applications.
- Further research is needed to overcome challenges in stability and targeted delivery.
- Significant potential exists for high-performance analytical assays, catalysis, and clinical treatments.
