Казанский (Приволжский) федеральный университет, КФУ
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PHOTO- AND X-RAY INDUCED CYTOTOXICITY OF CEF3-YF3-TBF3 NANOPARTICLE-POLYVINYLPYRROLIDONE—“RADACHLORIN” COMPOSITES FOR COMBINED PHOTODYNAMIC THERAPY
Форма представленияСтатьи в зарубежных журналах и сборниках
Год публикации2024
Языкрусский
  • Зинченко Сергей Викторович, автор
  • Сафин Дамир Ильясович, автор
  • Библиографическое описание на языке оригинала Khusainova, A.I.Photo- and X-ray Induced Cytotoxicity of CeF3-YF3-TbF3 Nanoparticle-Polyvinylpyrrolidone—“Radachlorin” Composites for Combined Photodynamic Therapy / A.I. Khusainova, A.S. Nizamutdinov, N.I. Shamsutdinov, S.Kalinichenko, D.I. Safin, M. Gafurov, E.V. Lukinova, S.Kh. Batygov, S. V. Kuznetsov, S.V. Zinchenko, P.V. Zelenikhin, M. Pudovkin // Materials.- 2024, -№17, 316.-з.1-14
    Аннотация The Ce0.5Y0.35Tb0.15F3 nanoparticles with a CeF3 hexagonal structure were synthesized using the co-precipitation technique. The average nanoparticle diameter was 14 ? 1 nm. The luminescence decay curves of the Ce0.5Y0.35Tb0.15F3 nanoparticles (λem = 541 nm, 5D4– 7F5 transition of Tb3+) conjugated with Radachlorin using polyvinylpyrrolidone coating as well as without Radachlorin were detected. Efficient nonradiative energy transfer from Tb3+ to the Radachlorin was demonstrated. The maximum energy transfer coefficients for the nanoparticles conjugated with Radachlorin via polyvinylpyrrolidone and without the coating were 82% and 55%, respectively. The average distance between the nanoparticle surface and Radachlorin was R0 = 4.5 nm. The best results for X-ray-induced cytotoxicity were observed for the NP-PVP-Rch sample at the lowest Rch concentration. In particular, after X-ray irradiation, the survival of A549 human lung carcinoma cells decreased by ~12%.
    Ключевые слова photodynamic therapy; combined photodynamic therapy; Radachlorin; nanoparticlephotosensitizer conjugates
    Название журнала Materials
    URL https://doi.org/10.3390/ma17020316
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