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1.


   
    Constructing Slow-Release Fungicide Formulations Based on Poly(3-hydroxybutyrate) and Natural Materials as a Degradable Matrix / T. Volova [et al.] // J. Agric. Food Chem. - 2019. - Vol. 67, Is. 33. - P9220-9231, DOI 10.1021/acs.jafc.9b01634. - Cited References:52. - This study was financially supported by Project "Agro-preparations of the New Generation: A Strategy of Construction and Realization" (Agreement 074-02-2018-328) in accordance with Resolution 220 of the Government of the Russian Federation of April 9, 2010, "On Measures Designed To Attract Leading Scientists to the Russian Institutions of Higher Learning". . - ISSN 0021-8561. - ISSN 1520-5118
РУБ Agriculture, Multidisciplinary + Chemistry, Applied + Food Science &
Рубрики:
BIODEGRADABLE POLY-3-HYDROXYBUTYRATE
   CHITOSAN NANOPARTICLES

Кл.слова (ненормированные):
poly(3-hydroxybutyrate) -- fungicides -- slow-release formulations -- antifungal activity -- degradation -- fungicide release
Аннотация: Slow-release fungicide formulations (azoxystrobin, epoxiconazole, and tebuconazole) shaped as pellets and granules in a matrix of biodegradable poly(3-hydroxybutyrate) and natural fillers (clay, wood flour, and peat) were constructed. Infrared spectroscopy showed no formation of chemical bonds between components in the experimental formulations. The formulations of pesticides had antifungal activity against Fusarium verticillioides in vitro. A study of biodegradation of the experimental fungicide formulations in the soil showed that the degradation process was mainly influenced by the type of formulation without significant influence of the type of filler. More active destruction of the granules led to a more rapid accumulation of fungicides in the soil. The content of fungicides present in the soil as a result of degradation of the formulations and fungicide release was determined by their solubility. Thus, all formulations are able to function in the soil for a long time, ensuring gradual and sustained delivery of fungicides.

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Scopus
Держатели документа:
Siberian Fed Univ, 79 Svobodnyi Ave, Krasnoyarsk 660041, Russia.
SB RAS, Inst Biophys, Fed Res Ctr Krasnoyarsk Sci Ctr SB RAS, 50-50 Akademgorodok, Krasnoyarsk 660036, Russia.
Mahatma Gandhi Univ, Int & Inter Univ Ctr Nanosci & Nanotechnol, Priyadarshini Hills, Kottayam 686560, Kerala, India.

Доп.точки доступа:
Volova, Tatiana; Prudnikova, Svetlana; Boyandin, Anatoly; Zhila, Natalia; Kiselev, Evgeniy; Shumilova, Anna; Baranovskiy, Sergey; Demidenko, Aleksey; Shishatskaya, Ekaterina; Thomas, Sabu; Project "Agro-preparations of the New Generation: A Strategy of Construction and Realization" [074-02-2018-328]; Resolution 220 of the Government of the Russian Federation of April 9, 2010, "On Measures Designed To Attract Leading Scientists to the Russian Institutions of Higher Learning"

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2.


   
    Poly-3-hydroxybutyrate/chitosan composite films and nonwoven mats / A. A. Sukhanova, A. E. Murzova, A. N. Boyandin [et al.] // Int. J. Biol. Macromol. - 2020. - Vol. 165. - P2947-2956, DOI 10.1016/j.ijbiomac.2020.10.177 . - ISSN 0141-8130
Кл.слова (ненормированные):
Chitosan -- Composites -- Films -- Nonwoven mats -- Physicochemical properties -- Poly-3-hydroxybutyrate -- Tissue engineering
Аннотация: Composite films and nonwoven mats of the poly-3-hydroxybutyrate and chitosan natural polymers were prepared and investigated. DSC and FTIR techniques were used to confirm that P(3HB) blending with chitosan resulted in a decrease in P(3HB) crystallinity to 47% and 62% in the films and nonwoven mats, respectively. Scanning electron microscopy showed that addition of chitosan induced changes in the surface morphology of the composite films and a reduction in the diameter of ultrafine fibers in the nonwoven mats from 800 nm to 460 nm. The values of water contact angle for films (53°) and nonwoven mats (50.6°) suggested that chitosan enhanced hydrophilic properties and moisture absorption capacity of the composite materials. On the other hand, P(3HB) showed its reinforcing ability and improved the physical/mechanical properties of chitosan. The work included studies of in vitro biodegradation of the composite specimens and their ability to maintain cell growth and attachment in NIH 3T3 fibroblast culture. © 2020

Scopus
Держатели документа:
Reshetnev Siberian State University of Science and Technology, 31 Krasnoyarsky Rabochy Av., Krasnoyarsk, 660037, Russian Federation
Siberian Federal University, 79 Svobodnyi Av., Krasnoyarsk, 660041, Russian Federation
Institute of Biophysics SB RAS, Federal Research Center “Krasnoyarsk Science Center SB RAS”, 50/50 Akademgorodok, Krasnoyarsk, 660036, Russian Federation
Federal Research Center Krasnoyarsk Scientific Center of the Siberian Branch of Russian Academy of Sciences, 50 Akademgorodok, Krasnoyarsk, 660036, Russian Federation

Доп.точки доступа:
Sukhanova, A. A.; Murzova, A. E.; Boyandin, A. N.; Kiselev, E. G.; Sukovatyi, A. G.; Kuzmin, A. P.; Shabanov, A. V.

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3.


   
    Polysaccharide-coated iron oxide nanoparticles: Synthesis, properties, surface modification / S. V. Stolyar, V. V. Krasitskaya, L. A. Frank [et al.] // Mater Lett. - 2021. - Vol. 284. - Ст. 128920, DOI 10.1016/j.matlet.2020.128920 . - ISSN 0167-577X
Кл.слова (ненормированные):
Biomaterials -- Magnetic materials -- Nanoparticles -- Polysaccharide -- Iron oxides -- Magnetite -- Magnetite nanoparticles -- Molecules -- Polysaccharides -- Synthesis (chemical) -- Arabinogalactan -- Bioanalytical systems -- Covalent immobilization -- Iron oxide nanoparticle -- Magnetic nanoparticles
Аннотация: In this work, magnetite nanoparticles coated with polysaccharides were synthesized. Arabinogalactan and chitosan were used as polysaccharides. The possibilities of immobilization of biospecific molecules on the surface of the obtained composites were studied. Experiments on covalent immobilization of biospecific molecules on magnetic nanoparticles coated with a polysaccharide showed a high density of immobilized molecules. This suggests the use of such materials in bioanalytical systems or as affinity sorbents. © 2020 Elsevier B.V.

Scopus
Держатели документа:
Krasnoyarsk Scientific Center, Federal Research Center KSC SB RAS, Krasnoyarsk, Russian Federation
Kirensky Institute of Physics, Federal Research Center KSC SB RAS, Krasnoyarsk, Russian Federation
Siberian Federal University, Krasnoyarsk, Russian Federation
Institute of Biophysics, Federal Research Center KSC SB RAS, Krasnoyarsk, Russian Federation
Astrakhan State University, Astrakhan, Russian Federation
University of Al-qasim Green, College of Biotechnology, Iraq

Доп.точки доступа:
Stolyar, S. V.; Krasitskaya, V. V.; Frank, L. A.; Yaroslavtsev, R. N.; Chekanova, L. A.; Gerasimova, Y. V.; Volochaev, M. N.; Bairmani, M. S.; Velikanov, D. A.

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4.


   
    Polysaccharide-coated iron oxide nanoparticles: Synthesis, properties, surface modification / S. V. Stolyar, V. V. Krasitskaya, L. A. Frank [et al.] // Mater. Lett. - 2021. - Vol. 284. - Ст. 128920, DOI 10.1016/j.matlet.2020.128920. - Cited References:12. - The reported study was carried out with the financial support of the Russian Foundation for Fundamental Research, the Government of the Krasnoyarsk Territory, the Krasnoyarsk Territory Fund for Support of Scientific and Technical Activity in the framework of scientific Project No. 18-43-243003. This work was supported by the Council of the President of the Russian Federation for State Support of Young Scientists and Leading Scientific Schools (project no. MK-1263.2020.3). . - ISSN 0167-577X. - ISSN 1873-4979
РУБ Materials Science, Multidisciplinary + Physics, Applied

Кл.слова (ненормированные):
Nanoparticles -- Biomaterials -- Magnetic materials -- Polysaccharide
Аннотация: In this work, magnetite nanoparticles coated with polysaccharides were synthesized. Arabinogalactan and chitosan were used as polysaccharides. The possibilities of immobilization of biospecific molecules on the surface of the obtained composites were studied. Experiments on covalent immobilization of biospecific molecules on magnetic nanoparticles coated with a polysaccharide showed a high density of immobilized molecules. This suggests the use of such materials in bioanalytical systems or as affinity sorbents. (c) 2020 Elsevier B.V. All rights reserved.

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Держатели документа:
RAS, Krasnoyarsk Sci Ctr, Fed Res Ctr, KSC,SB, Krasnoyarsk, Russia.
RAS, Kirensky Inst Phys, Fed Res Ctr, KSC,SB, Krasnoyarsk, Russia.
Siberian Fed Univ, Krasnoyarsk, Russia.
RAS, Inst Biophys, Fed Res Ctr, KSC,SB, Krasnoyarsk, Russia.
Astrakhan State Univ, Astrakhan, Russia.
Univ Al Qasim Green, Coll Biotechnol, Al Qasim, Iraq.

Доп.точки доступа:
Stolyar, S. V.; Krasitskaya, V. V.; Frank, L. A.; Yaroslavtsev, R. N.; Chekanova, L. A.; Gerasimova, Y. V.; Volochaev, M. N.; Bairmani, M. Sh.; Velikanov, D. A.; Russian Foundation for Fundamental ResearchRussian Foundation for Basic Research (RFBR); Government of the Krasnoyarsk Territory; Krasnoyarsk Territory Fund [18-43-243003]; Council of the President of the Russian Federation for State Support of Young Scientists and Leading Scientific SchoolsLeading Scientific Schools Program [MK-1263.2020.3]

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5.


   
    Poly-3-hydroxybutyrate/chitosan composite films and nonwoven mats / A. A. Sukhanova, A. E. Murzova, A. N. Boyandin [et al.] // Int. J. Biol. Macromol. - 2020. - Vol. 165. - P2947-2956, DOI 10.1016/j.ijbiomac.2020.10.177. - Cited References:54. - This study was carried out as part of the State Assignment of the Ministry of Education and Science of the Russian Federation to the team of the research laboratory "Intellectual Materials and Structures" within the project "Development of the methods for modifying polymer matrices containing particulate and fibrous fillers of various origins for creating smart multifunctional materials" (subject number FEFE-2020-0015). . - ISSN 0141-8130. - ISSN 1879-0003
РУБ Biochemistry & Molecular Biology + Chemistry, Applied + Polymer Science
Рубрики:
BIODEGRADABLE POLY-3-HYDROXYBUTYRATE
   BIOMEDICAL APPLICATIONS

   BACTERIAL

Кл.слова (ненормированные):
Composites -- Poly-3-hydroxybutyrate -- Chitosan -- Films -- Nonwoven mats -- Physicochemical properties -- Tissue engineering
Аннотация: Composite films and nonwoven mats of the poly-3-hydroxybutyrate and chitosan natural polymers were prepared and investigated. DSC and FTIR techniques were used to confirm that P(3HB) blending with chitosan resulted in a decrease in P(3HB) crystallinity to 47% and 62% in the films and nonwoven mats, respectively. Scanning electron microscopy showed that addition of chitosan induced changes in the surface morphology of the composite films and a reduction in the diameter of ultrafine fibers in the nonwoven mats from 800 nm to 460 nm. The values of water contact angle for films (53 degrees) and nonwoven mats (50.6 degrees) suggested that chitosan enhanced hydrophilic properties and moisture absorption capacity of the composite materials. On the other hand, P(3HB) showed its reinforcing ability and improved the physical/mechanical properties of chitosan. The work included studies of in vitro biodegradation of the composite specimens and their ability to maintain cell growth and attachment in NIH 3T3 fibroblast culture. (c) 2020 Published by Elsevier B.V.

WOS
Держатели документа:
Reshetnev Siberian State Univ Sci & Technol, 31 Krasnoyarsky Rabochy Av, Krasnoyarsk 660037, Russia.
Siberian Fed Univ, 79 Svobodnyi Av, Krasnoyarsk 660041, Russia.
Krasnoyarsk Sci Ctr SB RAS, Inst Biophys SB RAS, Fed Res Ctr, 50-50 Akademgorodok, Krasnoyarsk 660036, Russia.
Russian Acad Sci, Fed Res Ctr, Siberian Branch, Krasnoyarsk Sci Ctr, 50 Akademgorodok, Krasnoyarsk 660036, Russia.

Доп.точки доступа:
Sukhanova, A. A.; Murzova, A. E.; Boyandin, A. N.; Kiselev, E. G.; Sukovatyi, A. G.; Kuzmin, A. P.; Shabanov, A., V; Ministry of Education and Science of the Russian FederationMinistry of Education and Science, Russian Federation [FEFE-2020-0015]

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