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Nanoparticles of TiO2 cause aggregation of Escherichia coli cells and suppress their division at pH 4.0–4.5 in the absence of UV irradiation

Nanoparticles of TiO2 cause aggregation of Escherichia coli cells and suppress their division at... ISSN 00125008, Doklady Chemistry, 2010, Vol. 435, Part 1, pp. 279–282. © Pleiades Publishing, Ltd., 2010. Original Russian Text © L.V. Zhukova, J. Kiwi, V.V. Nikandrov, 2010, published in Doklady Akademii Nauk, 2010, Vol. 435, No. 1, pp. 53–56. CHEMISTRY Nanoparticles of TiO Cause Aggregation of Escherichia Coli Cells and Suppress Their Division at pH 4.0–4.5 in the Absence of UV Irradiation a b a L. V. Zhukova , J. Kiwi , and V. V. Nikandrov Presented by Academician Yu.D. Tret’yakov April 1, 2010 Received March 25, 2010 DOI: 10.1134/S0012500810110029 In the last 25 years, photocatalytic killing of micro We found that under electrostatic attraction condi bial cells by nanoparticles of titanium dioxide (TiO ), tions between the cell and TiO nanoparticles, the 2 2 an inorganic semiconductor having a photocatalytic CFU of E. coli may decrease by several orders of mag activity, has been actively studied in laboratories of nitude in the absence of UV irradiation where TiO do various countries. During this period, the antimicro not generate free electrons and electron vacancies bial action of photoactivated TiO has been demon and, hence, ROS are nor formed. strated for both grampositive and gramnegative bac It is known that http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Doklady Chemistry Springer Journals

Nanoparticles of TiO2 cause aggregation of Escherichia coli cells and suppress their division at pH 4.0–4.5 in the absence of UV irradiation

Zhukova, L.; Kiwi, J.; Nikandrov, V.
Doklady Chemistry , Volume 435 (1) – Nov 26, 2010
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References (8)

Publisher
Springer Journals
Copyright
Copyright © 2010 by Pleiades Publishing, Ltd.
Subject
Chemistry; Industrial Chemistry/Chemical Engineering; Chemistry/Food Science, general
ISSN
0012-5008
eISSN
1608-3113
DOI
10.1134/S0012500810110029
Publisher site
See Article on Publisher Site

Abstract

ISSN 00125008, Doklady Chemistry, 2010, Vol. 435, Part 1, pp. 279–282. © Pleiades Publishing, Ltd., 2010. Original Russian Text © L.V. Zhukova, J. Kiwi, V.V. Nikandrov, 2010, published in Doklady Akademii Nauk, 2010, Vol. 435, No. 1, pp. 53–56. CHEMISTRY Nanoparticles of TiO Cause Aggregation of Escherichia Coli Cells and Suppress Their Division at pH 4.0–4.5 in the Absence of UV Irradiation a b a L. V. Zhukova , J. Kiwi , and V. V. Nikandrov Presented by Academician Yu.D. Tret’yakov April 1, 2010 Received March 25, 2010 DOI: 10.1134/S0012500810110029 In the last 25 years, photocatalytic killing of micro We found that under electrostatic attraction condi bial cells by nanoparticles of titanium dioxide (TiO ), tions between the cell and TiO nanoparticles, the 2 2 an inorganic semiconductor having a photocatalytic CFU of E. coli may decrease by several orders of mag activity, has been actively studied in laboratories of nitude in the absence of UV irradiation where TiO do various countries. During this period, the antimicro not generate free electrons and electron vacancies bial action of photoactivated TiO has been demon and, hence, ROS are nor formed. strated for both grampositive and gramnegative bac It is known that

Journal

Doklady Chemistry – Springer Journals

Published: Nov 26, 2010

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