Zobrazeno 1 - 10
of 69
pro vyhledávání: '"O. D. Bekasova"'
Publikováno v:
Current Pharmaceutical Biotechnology. 19:422-427
BACKGROUND Bioconjugates prepared from photoactive molecules and metal nanoparticles are suitable for the development of new optoelectronic devices and for theranostic applications in medicine. METHODS We produced a bioconjugate of R-phycoerythrin (R
Publikováno v:
Inorganic Materials. 53:1249-1253
The electrical properties of R-phycoerythrin modified with Ag0 nanoparticles (Ag0 • R-PE) as a candidate material for biosensors were studied were studied. Modification was ensured by a known procedure: synthesis of Ag0 nanoparticles in R-phycoeryt
Autor:
Boris I. Kurganov, O. D. Bekasova, Vita Stein-Margolina, V. V. Shubin, L. I. Kovalyov, Vera A. Borzova
Publikováno v:
Applied Biochemistry and Microbiology. 52:98-104
R-phycoerithrin, a water soluble photosynthetic pigment of red algae, was used as a matrix and a reducer for the synthesis of Ag0 nanoparticles. The diameter of dominating Ag0 nanoparticles determined from the electron microscope images was 6.5 ± 0.
Publikováno v:
Radiation Physics and Chemistry. 92:87-92
Cadmium sulfide quantum dots 1.3–5.6 nm in size have been synthesized in sodium bis(2-ethylhexy1)sulfosuccinate (AOT)–water–isooctane micellar solutions with various [H2O]/[AOT] molar ratios (w=2.5, 5.0 or 10). Gamma irradiation method has been
Publikováno v:
International Journal of Biological Macromolecules. 62:623-628
Structural changes in R-phycoerythrin used as a matrix for the synthesis of CdS quantum dots have been analyzed by circular dichroism spectrometry. In deionized water, quantum dot synthesis in the tunnel cavity of the R-phycoerythrin molecule proved
Effect of Cadmium Sulfide Quantum Dots on Physical Properties of R-Phycoerythrin as a Protein Matrix
Publikováno v:
Scopus-Elsevier
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The synthesis and analysis of nanostructures in the cavities of protein molecules is a promising research field in the industry of nanosystems. In this study, atomic force microscopy (AFM) has been used to evaluate the properties of CdS quantum dots
Publikováno v:
Inorganic Materials. 47:830-836
The effect of CdS nanoparticles on the properties of a protein matrix, R-phycoerythrin, has been studied using absorption and fluorescence spectroscopy techniques, atomic force microscopy, confocal fluorescence microscopy, and analytical ultracentrif
Publikováno v:
Inorganic Materials. 44:835-841
Ag+ chemisorption by R-phycoerythrin in an aqueous solution is shown to lead to the formation of silver nanoparticles, without the need for a reductant of Ag+. According to electron-microscopic results, most of the nanoparticles are elongated, (3 ±
Autor:
A. S. Kotel’nikov, V. S. Mochalova, A. A. Brekhovskikh, G. D. Brykina, B. T. Dubinchuk, O. D. Bekasova
Publikováno v:
Applied Biochemistry and Microbiology. 41:269-274
As evidenced by ion-selective electrode potentiometry, the hexameric R-phycoerythrin (RPE) molecule binds 20–4000 cadmium ions (Cd2+) depending on Cd2+ concentration in the solution. Cadmium ions bound to RPE serve as the nuclei of cadmium sulfide
Autor:
O. D. Bekasova, A. A. Brekhovskikh
Publikováno v:
Inorganic Materials. 41:331-337
Cadmium sulfide nanoparticles (3.2 to 5.6 nm) are synthesized using R-phycoerythrin as a protein matrix. The effects of the reactant concentrations and solution pH on the particle size of CdS are examined. The optical and photochemical properties of