Zobrazeno 1 - 10
of 30
pro vyhledávání: '"L M Mosulishvili"'
Autor:
Sergey S. Pavlov, Peter Bode, I. G. Murusidze, L. M. Mosulishvili, N. Tsibakhashvili, Marina Frontasyeva, Th. G. van Meerten, Inga Zinicovscaia, E. I. Kirkesali
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 286:533-537
Instrumental neutron activation analysis was used to study accumulation of Hg(II) and Cr(VI) ions in Arthrobacter globiformis 151B, a gram-positive, Cr(VI)-reducer aerobic bacterium isolated from basalt sample taken from the most polluted region in t
Autor:
Marina Frontasyeva, N.Ya. Tsibakhashvili, L. M. Mosulishvili, T. L. Kalabegishvili, S. Kerkenjia, Inga Zinicovscaia, E. I. Kirkesali, Gh. Duca
Publikováno v:
Chemistry Journal of Moldova: General, Industrial and Ecological Chemistry, Vol 4, Iss 2, Pp 8-13 (2009)
Most powerful primary analytical technique, neutron activation analysis, was applied to study indigenous bacteria, namely, Arthrobacter genera which can be successfully used in detoxification and immobilization of toxic substances. In the present stu
Autor:
E. I. Kirkesali, N. E. Kuchava, Sergey S. Pavlov, L. M. Mosulishvili, M. F. Frontasyeva, N. G. Aksenova, E. Ginturi, A. I. Belokobylskii
Publikováno v:
Journal of Analytical Chemistry. 64:746-749
The interaction of different chromium species with blue-green microalga Spirulina platensis was studied by neutron activation analysis (NAA). It was found that, in contrast to other microorganisms, spirulina predominantly assimilates nontoxic, essent
Autor:
I. G. Murusidze, Nelly Yason Tsibakhashvili, Marina Frontasyeva, H. Y. Holman, S. Kerkenjia, S. F. Gundorina, L. M. Mosulishvili, T. L. Kalabegishvili, E. I. Kirkesali
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 278:565-569
The dose-dependent formation of Cr(III) complexes and uptake of chromium by Arthrobacter oxydans — a Gram-positive bacterium from contaminated Columbian basalt rocks (USA) — were studied along with the testing under aerobic conditions of two bact
Autor:
Marina Frontasyeva, Sergey S. Pavlov, E. I. Kirkesali, L. M. Mosulishvili, N. G. Aksenova, A. I. Belokobylsky
Publikováno v:
Journal of Neutron Research. 15:49-54
Exposure of Spirulina platensis cells to Cr(III) and Cr(VI) showed that unlike other organisms this blue-green alga demonstrates a protective ability against Cr(VI). In laboratory experiments, the less toxic Cr(III) was absorbed much more readily tha
Autor:
N. G. Aksenova, Marina Frontasyeva, A. I. Belokobylsky, L. M. Mosulishvili, A. I. Khizanishvili, Elena Ivanovna Kirkesali
Publikováno v:
Journal of Neutron Research. 14:131-137
Epithermal neutron activation analysis (ENAA) was used to study the interaction of blue–green alga Spirulina platensis with toxic metal mercury. Various concentrations of Hg(II) were introduced into a nutrient medium during the process of Spirulina
Autor:
A. I. Khizanishvili, E. I. Kirkesali, Marina Frontasyeva, L. M. Mosulishvili, A. I. Belokobylsky, Sergey S. Pavlov
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 259:41-45
Epithermal neutron activation analysis (ENAA) was used for study the biomass of Spirulina platensis. The background levels of concentration 27 macro-, micro- and trace elements ranging from 10-3 to 104 ppm was determined. It was found that the biomas
Autor:
A. I. Belokobylsky, E. I. Ginturi, Marina Frontasyeva, N. G. Aksenova, L. M. Mosulishvili, N. E. Kuchava, E. I. Kirkesali, Sergey S. Pavlov
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 259:65-68
The dynamics of accumulation of Se(IV) and Cr(III) in Spirulina platensis (S. platensis) cells was studied using epithermal neutron activation analysis. The effect of Se(IV) and Cr(III) apart and together on growth and morphology of S. platensis cell
Autor:
Hoi-Ying N. Holman, Sergey S. Pavlov, E. V. Pomyakushina, Marina Frontasyeva, N. Ya. Tsibakhashvili, T. L. Kalabegishvili, L. M. Mosulishvili, E. I. Kirkesali
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 259:527-531
To study chromium uptake by Arthrobacter oxydans [Cr(VI)-reducing bacteria isolated from Columbia basalt rocks, USA] the instrumental epithermal neutron activation analysis (ENAA) was applied. It was established that chromate accumulation is dose-dep
Autor:
Cristiana Oprea, Ye. I. Kirkesali, S. F. Gundorina, Marina Frontasyeva, A. I. Belokobylsky, A. I. Khizanishvili, L. M. Mosulishvili
Publikováno v:
Journal of Radioanalytical and Nuclear Chemistry. 252:15-20
To evaluate the potentiality of the blue-green algae Spirulina platensis as a matrix for the production of Se-containing pharmaceuticals, the background levels of 31 major, minor and trace elements (Na, Mg, Al, Cl, K, Ca, Sc, V, Cr, Mn, Fe, Co, Ni us