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dc.contributor.author
Baudou, Federico Gastón
dc.contributor.author
Ossana, Natalia Alejandra
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Castañé, Patricia M.
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Mastrángelo, Martina M.
dc.contributor.author
Ferrari, Lucrecia
dc.date.available
2019-03-22T19:55:45Z
dc.date.issued
2017-11
dc.identifier.citation
Baudou, Federico Gastón; Ossana, Natalia Alejandra; Castañé, Patricia M.; Mastrángelo, Martina M.; Ferrari, Lucrecia; Cadmium effects on some energy metabolism variables in Cnesterodon decemmaculatus adults; Springer; Ecotoxicology; 26; 9; 11-2017; 1250-1258
dc.identifier.issn
0963-9292
dc.identifier.uri
http://hdl.handle.net/11336/72341
dc.description.abstract
This work is focused on the responses of some energy metabolism variables in Cnesterodon decemmaculatus adults exposed to cadmium under controlled laboratory conditions. This species has been used as bioindicator for evaluating the effects of different chemicals on diverse biological processes and is frequently used as test organism in ecotoxicity studies that include cadmium as reference toxicant. Animals were exposed for 12 days to the following concentrations: 0, 0.45, and 0.8 mg Cd/L. Food intake, fecal production, specific assimilation, condition factor, mortality percentage, oxygen consumption, oxygen extraction efficiency, specific metabolic rate, ammonia excretion, and ammonia quotient were measured. The overall balance was expressed as scope for growth (SFG). Cadmium-exposed groups showed a significant decrease in food assimilation and condition factor at the end of the exposure. There was an increase in specific metabolic rate and a decrease in SFG in the group exposed to 0.8 mg Cd/L. The condition factor and the SFG appeared as sensitive biomarkers of health status and growth of the animals, respectively. Cadmium-exposed fish reduced food intake, which was reflected in a decreased assimilation with concomitant decline in the external energy supply from feeding. Our results highlight the importance of considering the metabolic status of the test organisms when analyzing the responses of the biomarkers usually used as effect parameters in ecotoxicological evaluations under experimental conditions.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Springer
dc.rights
info:eu-repo/semantics/restrictedAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-sa/2.5/ar/
dc.subject
C. Decemmaculatus
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Cadmium
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Condition Factor
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Energy Metabolism
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Food Intake
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Scope for Growth
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Meteorología y Ciencias Atmosféricas
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Ciencias de la Tierra y relacionadas con el Medio Ambiente
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CIENCIAS NATURALES Y EXACTAS
dc.title
Cadmium effects on some energy metabolism variables in Cnesterodon decemmaculatus adults
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2019-03-20T13:25:22Z
dc.identifier.eissn
1573-3017
dc.journal.volume
26
dc.journal.number
9
dc.journal.pagination
1250-1258
dc.journal.pais
Alemania
dc.journal.ciudad
Berlin
dc.description.fil
Fil: Baudou, Federico Gastón. Universidad Nacional de Luján. Departamento de Ciencias Básicas. Programa de Ecofisiología Aplicada; Argentina. Ministerio de Ciencia. Tecnología e Innovación Productiva. Agencia Nacional de Promoción Científica y Tecnológica; Argentina
dc.description.fil
Fil: Ossana, Natalia Alejandra. Consejo Nacional de Investigaciones Científicas y Técnicas; Argentina. Universidad Nacional de Luján. Departamento de Ciencias Básicas. Programa de Ecofisiología Aplicada; Argentina
dc.description.fil
Fil: Castañé, Patricia M.. Universidad Nacional de Luján. Departamento de Ciencias Básicas. Programa de Ecofisiología Aplicada; Argentina
dc.description.fil
Fil: Mastrángelo, Martina M.. Universidad Nacional de Luján. Departamento de Ciencias Básicas. Programa de Ecofisiología Aplicada; Argentina
dc.description.fil
Fil: Ferrari, Lucrecia. Universidad Nacional de Luján. Departamento de Ciencias Básicas. Programa de Ecofisiología Aplicada; Argentina
dc.journal.title
Ecotoxicology
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1007/s10646-017-1850-z
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://link.springer.com/article/10.1007%2Fs10646-017-1850-z
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