Visualization of the spatial distribution of Ag ions in cyanobacteria Anabaena sp. PCC 7120 by time-of-flight secondary ion mass spectrometry and two-photon luminescence microscopy
- Авторы: Gulin A.A.1, Koksharova O.A.2,3, Popova A.A.2, Khmel’ I.A.2, Astaf’ev A.A.4, Shakhov A.M.4, Nadtochenko V.A.1,3,4,5
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Учреждения:
- Faculty of Chemistry
- Institute of Molecular Genetics
- Belozersky Institute of Physico-Chemical Biology
- N.N. Semenov Institute of Chemical Physics
- Institute of Problems of Chemical Physics
- Выпуск: Том 11, № 5-6 (2016)
- Страницы: 361-363
- Раздел: Article
- URL: https://journals.rcsi.science/2635-1676/article/view/219392
- DOI: https://doi.org/10.1134/S1995078016030083
- ID: 219392
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Аннотация
Cyanobacteria Anabaena sp. PCC 7120 have been analyzed by time-of-flight secondary ion mass spectrometry and two-photon luminescence microscopy. The reduction of Ag+ ions to silver nanoparticles inside the cells is detected. The silver ion signal is shown to be much greater inside certain cells. Comparing the distribution of Ag ions with optical images allows us to identify these cells as heterocysts, which are specialized nitrogen-fixing cells.
Об авторах
A. Gulin
Faculty of Chemistry
Автор, ответственный за переписку.
Email: aleksandr.gulin@phystech.edu
Россия, Moscow, 119991
O. Koksharova
Institute of Molecular Genetics; Belozersky Institute of Physico-Chemical Biology
Email: aleksandr.gulin@phystech.edu
Россия, pl. Kurchatova 2, Moscow, 123182; Moscow, 119991
A. Popova
Institute of Molecular Genetics
Email: aleksandr.gulin@phystech.edu
Россия, pl. Kurchatova 2, Moscow, 123182
I. Khmel’
Institute of Molecular Genetics
Email: aleksandr.gulin@phystech.edu
Россия, pl. Kurchatova 2, Moscow, 123182
A. Astaf’ev
N.N. Semenov Institute of Chemical Physics
Email: aleksandr.gulin@phystech.edu
Россия, ul. Kosygina 4, Moscow, 119991
A. Shakhov
N.N. Semenov Institute of Chemical Physics
Email: aleksandr.gulin@phystech.edu
Россия, ul. Kosygina 4, Moscow, 119991
V. Nadtochenko
Faculty of Chemistry; Belozersky Institute of Physico-Chemical Biology; N.N. Semenov Institute of Chemical Physics; Institute of Problems of Chemical Physics
Email: aleksandr.gulin@phystech.edu
Россия, Moscow, 119991; Moscow, 119991; ul. Kosygina 4, Moscow, 119991; pr. Akademika Semenova 1, Chernogolovka, Moscow oblast, 142432
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