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ISSN for PRINT: 1521-9429
Institutional price: |
$905.00 |
Issues per year: |
4 |
2005, Volume7
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101 pages |
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Issue price - $216.00
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Accumulation of metal ions by exopolysaccharides of Nostoc linckia (Roth) Born. et Flach. (Cyanophyta)
E. I.
Shnyukova
N.G. Kholodny Institute of Botany, National Academy of Sciences of Ukraine, 2, Tereshchenkovskaya St., 01001 Kiev, Ukraine
ABSTRACT
This research deals with the accumulation of ions from metals (Cu, Zn, Sr, and Sn) from the environment by the prokaryotic hormogonic blue-green alga Nostoc linckia (Roth) Born. et Flach. able to actively synthesize exopolysaccharides and also by the preparations of isolated exopolysaccharides. A degree of aquatic environment purification from metal ions depends on the functional state of the culture (age, intensity of proliferation, activity of exopolysasccharide production). Under conditions of culture N. linckia is able to accumulate from 35.82% to 94.16% ions of Cu, Zn, and Se from the environment. Exopolysaccharides play dominating role in the accumulation of the mentioned metals and selenium from the environment that is associated with their anionic nature.
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Article price - $35.00 |
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