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Campo DC | Valor | Idioma |
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dc.contributor.author | Gabriel, Diogo | - |
dc.contributor.author | Riffel, Ana Paula Konzen | - |
dc.contributor.author | Finamor, Isabela Andres | - |
dc.contributor.author | Saccol, Etiane Medianeira Hundertmarck | - |
dc.contributor.author | Ourique, Giovana M. | - |
dc.contributor.author | Goulart, Luis O.R. | - |
dc.contributor.author | Kochhann, Daiani | - |
dc.contributor.author | Cunha, Mauro Alves da | - |
dc.contributor.author | Garcia, Luciano | - |
dc.contributor.author | Pavanato, Maria Amália | - |
dc.contributor.author | Val, Adalberto Luis | - |
dc.contributor.author | Baldisserotto, Bernardo | - |
dc.contributor.author | Llesuy, Susana | - |
dc.date.accessioned | 2020-06-15T21:49:51Z | - |
dc.date.available | 2020-06-15T21:49:51Z | - |
dc.date.issued | 2013 | - |
dc.identifier.uri | https://repositorio.inpa.gov.br/handle/1/17884 | - |
dc.description.abstract | This study aimed to evaluate oxidative stress parameters in juvenile tambaqui (Colossoma macropomum) exposed to 3.88 mg l-1 Mn 2+ for 96 hours. Biomarkers of oxidative stress, such as thiobarbituric acid reactive substances (TBARS), superoxide dismutase (SOD), catalase (CAT), and glutathione-S-transferase (GST) activities, as well as content of reduced glutathione (GSH), were analyzed in gill, liver, brain, and kidney. The presence of Mn2+ in the water corresponded to increased levels of Mn2+ accumulation according to the following sequence: gill > kidney > brain > liver. There was a significant increase in TBARS levels (40 %) and SOD activity (80 %) in addition to a significant decrease in GSH content (41 %) in gills of fish exposed to waterborne Mn2+. In hepatic tissue of the exposed animals, TBARS levels decreased significantly (35 %), whereas SOD (82 %) and GST activities (51 %) as well as GSH content (43 %) increased significantly. In brain of exposed juvenile fish, only significant decreases in SOD (32 %) and CAT activities (65 %) were observed. Moreover, the kidney of exposed fish showed a significant increase in TBARS levels (53 %) and a significant decrease in SOD activity (41 %) compared with the control. Thus, the changes in biomarkers of oxidative stress were different in the tissues, showing a specific toxicity of this metal to each organ. © 2013 Springer Science+Business Media New York. | en |
dc.language.iso | en | pt_BR |
dc.relation.ispartof | Volume 64, Número 4, Pags. 659-667 | pt_BR |
dc.rights | Restrito | * |
dc.subject | Catalase | en |
dc.subject | Glutathione | en |
dc.subject | Glutathione Transferase | en |
dc.subject | Manganese Chloride | en |
dc.subject | Superoxide Dismutase | en |
dc.subject | Thiobarbituric Acid Reactive Substances | en |
dc.subject | Water | en |
dc.subject | Antioxidant | en |
dc.subject | Bioaccumulation | en |
dc.subject | Biomarker | en |
dc.subject | Chloride | en |
dc.subject | Fish | en |
dc.subject | Juvenile | en |
dc.subject | Oxidation | en |
dc.subject | Pollution Exposure | en |
dc.subject | Adolescent | en |
dc.subject | Animals Tissue | en |
dc.subject | Brain Toxicity | en |
dc.subject | Colossoma Macropomum | en |
dc.subject | Controlled Study | en |
dc.subject | Environmental Exposure | en |
dc.subject | Enzyme Activity | en |
dc.subject | Fish | en |
dc.subject | Gill | en |
dc.subject | Liver Toxicity | en |
dc.subject | Nephrotoxicity | en |
dc.subject | Nonhuman | en |
dc.subject | Oxidative Stress | en |
dc.subject | Priority Journal | en |
dc.subject | Animal | en |
dc.subject | Biological Markers | en |
dc.subject | Characiformes | en |
dc.subject | Chlorides | en |
dc.subject | Gills | en |
dc.subject | Kidney | en |
dc.subject | Life Cycle Stages | en |
dc.subject | Liver | en |
dc.subject | Manganese Compounds | en |
dc.subject | Oxidative Stress | en |
dc.subject | Oxidoreductases | en |
dc.subject | Thiobarbituric Acid Reactive Substances | en |
dc.subject | Toxicity Tests | en |
dc.subject | Water Pollutants, Chemical | en |
dc.subject | Animalsia | en |
dc.subject | Colossoma Macropomum | en |
dc.subject | Colossoma Marcopomum | en |
dc.title | Effects of subchronic manganese chloride exposure on tambaqui (colossoma macropomum) tissues: Oxidative stress and antioxidant defenses | en |
dc.type | Artigo | pt_BR |
dc.identifier.doi | 10.1007/s00244-012-9854-4 | - |
dc.publisher.journal | Archives of Environmental Contamination and Toxicology | pt_BR |
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