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Fabrication of polyethylene terephthalate (PET) nanoparticles with fluorescent tracers for studies in mammalian cells

Nanoscale Advances 2020 52 citations ? Citation count from OpenAlex, updated daily. May differ slightly from the publisher's own count.
Leah M. Johnson, Jeffrey B. Mecham, Sai Archana Krovi, Maria Moreno Caffaro, Shyam Aravamudhan, Alexander L. Kovach, Timothy R. Fennell, Ninell P. Mortensen

Summary

Fluorescent polyethylene terephthalate (PET) nanoparticles with a hydrodynamic diameter of 158 nm were synthesized in a bottom-up approach for use as research tools. Concentration-dependent uptake and cytotoxicity were demonstrated in macrophages, providing well-characterized PET nanoplastic models for studying cellular interactions.

Polymers
Body Systems

Fluorescent nanoparticles (NPs) comprising polyethylene terephthalate (PET) with a hydrodynamic diameter of 158 ± 2 nm were synthesized in a bottom-up approach. Concentration-dependent uptake and cytotoxicity of PET NPs in macrophages are shown. The fabrication of well-characterized NPs, derived from high-commodity polymers, will support future studies to assess effects on biological systems.

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