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Uptake of americium-241 by algae and bacteria

Abstract

Algae and bacteria are important factors in the transport and mobilization of elements in the biosphere. These factors may be involved in trophic biomagnification, resulting in a potential human hazard or environmental degradation. Although americium, one of the most toxic elements known, is not required for plant growth, it may be concentrated by algae and bacteria. Therefore, the availability of americium-241 to algae and bacteria was studied to determine their role in the ultimate fate of this element released into the environment. Both algae and bacteria concentrated americium-241 to a high degree, making them important parts of the biomagnification process. The ability to concentrate americium-241 makes algae and bacteria potentially significant factors in cycling this element in the water column. (4 graphs, numerous references, 3 tables)
Publication Date:
Jan 01, 1978
Product Type:
Journal Article
Reference Number:
EDB-80-057930
Resource Relation:
Journal Name: Prog. Water Technol.; (United Kingdom); Journal Volume: 9:4
Subject:
63 RADIATION, THERMAL, AND OTHER ENVIRON. POLLUTANT EFFECTS ON LIVING ORGS. AND BIOL. MAT.; 54 ENVIRONMENTAL SCIENCES; ALGAE; BIOLOGICAL ACCUMULATION; AMERICIUM 241; RADIOECOLOGICAL CONCENTRATION; BACTERIA; RADIONUCLIDE KINETICS; ACTINIDE ISOTOPES; ACTINIDE NUCLEI; ALPHA DECAY RADIOISOTOPES; AMERICIUM ISOTOPES; ECOLOGICAL CONCENTRATION; HEAVY NUCLEI; ISOTOPES; MICROORGANISMS; NUCLEI; ODD-EVEN NUCLEI; PLANTS; RADIOISOTOPES; YEARS LIVING RADIOISOTOPES; 560173* - Radiation Effects- Nuclide Kinetics & Toxicology- Plants- (-1987); 520302 - Environment, Aquatic- Radioactive Materials Monitoring & Transport- Aquatic Ecosystems & Food Chains- (-1987)
OSTI ID:
5566494
Research Organizations:
Savannah River Ecology Lab, SC
Country of Origin:
United Kingdom
Language:
English
Other Identifying Numbers:
Journal ID: CODEN: PGWTA
Submitting Site:
ESI
Size:
Pages: 845-857
Announcement Date:
Jan 01, 1979

Citation Formats

Geisy, J P, and Paine, D. Uptake of americium-241 by algae and bacteria. United Kingdom: N. p., 1978. Web.
Geisy, J P, & Paine, D. Uptake of americium-241 by algae and bacteria. United Kingdom.
Geisy, J P, and Paine, D. 1978. "Uptake of americium-241 by algae and bacteria." United Kingdom.
@misc{etde_5566494,
title = {Uptake of americium-241 by algae and bacteria}
author = {Geisy, J P, and Paine, D}
abstractNote = {Algae and bacteria are important factors in the transport and mobilization of elements in the biosphere. These factors may be involved in trophic biomagnification, resulting in a potential human hazard or environmental degradation. Although americium, one of the most toxic elements known, is not required for plant growth, it may be concentrated by algae and bacteria. Therefore, the availability of americium-241 to algae and bacteria was studied to determine their role in the ultimate fate of this element released into the environment. Both algae and bacteria concentrated americium-241 to a high degree, making them important parts of the biomagnification process. The ability to concentrate americium-241 makes algae and bacteria potentially significant factors in cycling this element in the water column. (4 graphs, numerous references, 3 tables)}
journal = []
volume = {9:4}
journal type = {AC}
place = {United Kingdom}
year = {1978}
month = {Jan}
}