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Safe Nanoparticles: Are We There Yet?

Wided Najahi-Missaoui1, Robert D Arnold2,3, Brian S Cummings1,3

  • 1Department of Pharmaceutical and Biomedical Sciences, College of Pharmacy, University of Georgia, Athens, GA 30602, USA.

International Journal of Molecular Sciences
|January 5, 2021
PubMed
Summary
This summary is machine-generated.

Nanoparticle applications are expanding, but safety questions remain. This review covers nanoparticle toxicity, cell interactions, and methods to ensure safer nanotechnology development.

Keywords:
cellular interactionsdrug deliverynanoparticlesnanotechnologysafe nanoparticlestoxicology

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Area of Science:

  • Nanotechnology and Nanomedicine
  • Materials Science
  • Toxicology

Background:

  • Nanotechnology has advanced significantly, moving from research labs to practical applications.
  • Nanoparticles offer diverse uses in drug delivery, diagnostics, and cosmetics.
  • Growing applications raise critical questions regarding nanoparticle safety.

Purpose of the Study:

  • To review the current understanding of nanoparticle toxicity.
  • To examine nanoparticle interactions with biological systems, particularly mammalian cells.
  • To summarize strategies for minimizing nanoparticle-induced toxicity.

Main Methods:

  • Literature review of peer-reviewed studies on nanoparticle safety and toxicity.
  • Analysis of research on nanoparticle interactions with cellular mechanisms.
  • Compilation of data on risk assessment and mitigation strategies.

Main Results:

  • Nanoparticles exhibit broad applicability but also potential toxic effects.
  • Understanding nanoparticle-cell interactions is crucial for safety assessment.
  • Several approaches exist to mitigate nanoparticle toxicity.

Conclusions:

  • Continued research is necessary to fully address nanoparticle safety concerns.
  • Implementing safety strategies is vital for the responsible advancement of nanotechnology.
  • This review provides a foundation for developing safer nanomaterials and applications.