Dr. S.A. Ostroumov Publications relevant to phytoremediation (selected) Ostroumov S.A., Shestakova T.V., Kotelevtsev S.V., Solomonova E.A., Golovnya E.G., Poklonov V.A. Presence of the macrophytes in aquatic system accelerated a decrease in concentrations of copper, lead and other heavy metals in water. // Water Sector of Russia: Problems, Technologies, Management (=Vodnoe Khozyaistvo Rossii). 2009. in press. Bioeffects of sodium dodecylsulphate on aquatic macrophytes. - Water Sector of Russia: Problems, Technologies, Management (=Vodnoe Khozyaistvo Rossii). 2006. V.6. No.6. P.32-39, tabl. Bibliogr. 11 refs. [In collaboration: E.A.Solomonova, S.A.O.]. The study of the effects of the additions of SDS on Elodea canadensis, Potamogeton crispus, Fontinalis antipyretica, Salvinia natans, Salvinia auriculata, Najas guadelupensis. Studies of the phytoremediation potential of aquatic plants. – Environment Ecology and Safety of Life Activity (Kiev). 2006. No. 6 (36). P. 63-68. Tables. Bibliogr. 22 refs. Abstracts in Eng. and Ukrainian [S.A.O., E.A. Solomonova] [The results are presented of the studies of effects of sodium dodecyl sulphate (SDS) on the following species of aquatic plants: Elodea canadensis Mchk., Potamogeton crispus L., Najas guadelupensis L., Fontinalis antipyretica L., Salvinia natans L., Salvinia auriculata Aubl.]. Study of tolerance of the macrophyte under effect of sodium dodecyl sulphate under conditions of microcosms during over two months' period . — Ecol. Studies, Hazards, Solutions, 2006, v. 11, p. 86 - 87. [In collaboration: S.A.O., Solomonova Е.А.]. and other publications - see attached

http://scipeople.ru/publication/69766/; Ostroumov S. A., Kolesov G. M. The aquatic macrophyte Ceratophyllum demersum immobilizes Au nanoparticles after their addition to water. - Doklady Biological Sciences, 2010, Vol. 431, pp. 124–127. http://scipeople.com/publication/69766/ [© Pleiades Publishing, Ltd., ISSN 0012-4966]. Original Russian Text © S.A. Ostroumov, G.M. Kolesov, 2010, published in Doklady Akademii Nauk, 2010, Vol. 431, No. 4, pp. 566–569. Bibliogr. 15 refs. Presented by Academician M.A. Fedonkin July 31, 2009. DOI: 10.1134/S0012496610020158. This is the first time it was shown that the nanoparticles of gold (Au) in substantial amount bind to the living biomass of the aquatic macrophyte, Ceratophyllum demersum. The concentrations of Au were measured in the samples of the phytomass of the macrophyte using neutron activation analysis (NAA). As a result of the binding and/or immobilization of the nanoparticles, the amount of Au in the samples of the phytomass increased manifold above the background level of gold in the plant tissues. The increase was by two orders of magnitude. The new data added some new information to the modern vision of the multifunctional role of the biota in the migration of elements in aquatic ecosystems. Also, the result added new information to the studies of interactions of Au with organisms that may contribute to new biotechnologies. Key words: phytomass, biomass, aquatic macrophytes, plants, phytotechnologies, vegetation, biogenic migration of elements, aquatic microcosms, accumulation, nanoparticles, self-purification, neutron activation analysis, NAA, microcosms, gold, Au, immobilization, binding, Ceratophyllum demersum ISSN 0012-4966, Doklady Biological Sciences, 2010, Vol. 431, pp. 124–127. © Pleiades Publishing, Ltd., 2010. Original Russian Text © S.A. Ostroumov, G.M. Kolesov, 2010, published in Doklady Akademii Nauk, 2010, Vol. 431, No. 4, pp. 566–569. The Aquatic Macrophyte Ceratophyllum demersum Immobilizes Au Nanoparticles after Their Addition to Water S. A. Ostroumov (a) and G. M. Kolesov (b) Presented by Academician M.A. Fedonkin. DOI: 10.1134/S0012496610020158 a Faculty of Biology, M.V. Lomonosov Moscow State University, Moscow, 119991 Russia b Vernadsky Institute of Geochemistry and Analytical Chemistry, Russian Academy of Sciences, ul.Kosygina 19, Moscow, 119991 Russia Study of biogenic migration of elements is an important line of biosphere research [1–8]. Biogenic migration of elements in aquatic ecosystems, both freshwater and saltwater, is important for water self- purification and quality formation [9–11]. Data on element accumulation and binding by aquatic organisms, including macrophytes, are important for analyzing the organisms’ important role in biogenic migration of elements in aquatic ecosystems. The concentrations of some elements were determined earlier in different biogenic samples, including hydrobionts and biogenic detrital substances [9, 10]. However, these data were based on a limited set of organisms and elements. There are no published data on either gold (Au) content in Ceratophyllum demersum L. or interaction between Au nanoparticles and aquatic macrophytes. The goal of this work was to study the immobilization of Au nanoparticles added to the water medium of microcosms in the presence of macrophyte hydrobionts C. demersum L.
Doklady Biological Sciences, 2010, Vol. 431, pp. 124–127. [© Pleiades Publishing, Ltd., ISSN 0012-4966].