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Campo DC | Valor | Idioma |
---|---|---|
dc.contributor.author | Affonso, Elizabeth Gusmão | - |
dc.contributor.author | Polez, V. L.P. | - |
dc.contributor.author | Corrêa, Cristina Ferro | - |
dc.contributor.author | Mazon, Aurélia de Fátima | - |
dc.contributor.author | Araújo, M. R.R. | - |
dc.contributor.author | Moraes, Gilberto O.I. | - |
dc.contributor.author | Rantin, Francisco Tadeu | - |
dc.date.accessioned | 2020-06-15T22:04:49Z | - |
dc.date.available | 2020-06-15T22:04:49Z | - |
dc.date.issued | 2002 | - |
dc.identifier.uri | https://repositorio.inpa.gov.br/handle/1/19036 | - |
dc.description.abstract | Juvenile tambaqui, Colossoma macropomum, were exposed to sulfide and hypoxia for 12, 24, 48 and 96 h. Hemoglobin concentrations, red blood cell counts, and mean cell hemoglobin, were higher at 12 h in fish exposed to hypoxia. However, control fish and those exposed to sulfide and hypoxia had lower red blood cell count, hemoglobin concentration and hematocrit at 96 h. Methemoglobin was higher than in the controls, probably due to the hypoxemia induced by these stressors. Sulfhemoglobin was not detected in significant amounts in the blood of fish exposed to sulfide (in vivo), yet hemoglobin converted into sulfhemoglobin at 1-15 mM sulfide in vitro. Anaerobic metabolism seemed to be an important mechanism for adapting to sulfide exposure and blood pH returned to control values after 24 h of sulfide, preventing acidosis. The high sulfide tolerance in tambaqui is associated with its high tolerance to hypoxia. © 2002 Elsevier Science Inc. All rights reserved. | en |
dc.language.iso | en | pt_BR |
dc.relation.ispartof | Volume 133, Número 3, Pags. 375-382 | pt_BR |
dc.rights | Restrito | * |
dc.subject | Hemoglobin | en |
dc.subject | Methemoglobin | en |
dc.subject | Sulfhemoglobin | en |
dc.subject | Sulfide | en |
dc.subject | Hemoglobin | en |
dc.subject | Methemoglobin | en |
dc.subject | Sulfide | en |
dc.subject | Acidosis | en |
dc.subject | Animals Experiment | en |
dc.subject | Animals Tissue | en |
dc.subject | Blood | en |
dc.subject | Blood Ph | en |
dc.subject | Colossoma Macropomum | en |
dc.subject | Controlled Study | en |
dc.subject | Erythrocyte Count | en |
dc.subject | Hematocrit | en |
dc.subject | Hemoglobin Determination | en |
dc.subject | Hypoxemia | en |
dc.subject | Hypoxia | en |
dc.subject | Mean Corpuscular Hemoglobin | en |
dc.subject | Nonhuman | en |
dc.subject | Priority Journal | en |
dc.subject | Teleost | en |
dc.subject | Animals | en |
dc.subject | Anoxia | en |
dc.subject | Drug Effect | en |
dc.subject | Erythrocyte | en |
dc.subject | Fish | en |
dc.subject | Mean Corpuscular Volume | en |
dc.subject | Ph | en |
dc.subject | Water Pollutant | en |
dc.subject | Colossoma | en |
dc.subject | Colossoma Macropomum | en |
dc.subject | Colossoma Marcopomum | en |
dc.subject | Teleost Fish | en |
dc.subject | Teleostei | en |
dc.subject | Animal | en |
dc.subject | Anoxia | en |
dc.subject | Erythrocyte Count | en |
dc.subject | Erythrocyte Indices | en |
dc.subject | Erythrocytes | en |
dc.subject | Fishes | en |
dc.subject | Hematocrit | en |
dc.subject | Hemoglobinometry | en |
dc.subject | Hemoglobins | en |
dc.subject | Hydrogen-ion Concentration | en |
dc.subject | Methemoglobin | en |
dc.subject | Sulfides | en |
dc.subject | Water Pollutants | en |
dc.title | Blood parameters and metabolites in the teleost fish Colossoma macropomum exposed to sulfide or hypoxia | en |
dc.type | Artigo | pt_BR |
dc.identifier.doi | 10.1016/S1532-0456(02)00127-8 | - |
dc.publisher.journal | Comparative Biochemistry and Physiology - C Toxicology and Pharmacology | pt_BR |
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