Phosphorescence Kinetics of Singlet Oxygen in HeLa Cells Suspension
- Autores: Belik V.1, Beltukova D.1, Belyaeva T.2, Gadzhiev I.1, Kornilova E.2, Litvinov I.2, Semenova I.1, Vasyutinskii O.1
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Afiliações:
- Ioffe Institute
- Institute of Cytology, Russian Academy of Sciences
- Edição: Volume 45, Nº 9 (2019)
- Páginas: 936-939
- Seção: Article
- URL: https://journals.rcsi.science/1063-7850/article/view/208432
- DOI: https://doi.org/10.1134/S1063785019090165
- ID: 208432
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Resumo
The kinetics of singlet oxygen phosphorescence in HeLa cells suspended in phosphate buffered saline (PBS) being generated under photosensitized excitation with Radachlorin photosensitizer has been observed and studied. The characteristic time of singlet oxygen generation and its lifetime in HeLa cells have been determined. The experimental data analysis demonstrated that the singlet oxygen lifetime in cells decreases as compared to that in Radachlorin solutions in PBS and in water, while the photosensitizer triplet state lifetime increases.
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Sobre autores
V. Belik
Ioffe Institute
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194021
D. Beltukova
Ioffe Institute
Autor responsável pela correspondência
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194021
T. Belyaeva
Institute of Cytology, Russian Academy of Sciences
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194064
I. Gadzhiev
Ioffe Institute
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194021
E. Kornilova
Institute of Cytology, Russian Academy of Sciences
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194064
I. Litvinov
Institute of Cytology, Russian Academy of Sciences
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194064
I. Semenova
Ioffe Institute
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194021
O. Vasyutinskii
Ioffe Institute
Email: dina.beltukova@gmail.com
Rússia, St. Petersburg, 194021