Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil
Autor(a) principal: | |
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Data de Publicação: | 2020 |
Outros Autores: | , , , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Institucional da FIOCRUZ (ARCA) |
Texto Completo: | https://www.arca.fiocruz.br/handle/icict/45802 |
Resumo: | Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Avaliação e Promoção da Saúde Ambiental. Rio de Janeiro, RJ, Brasil / GEMM-Lagos. Araruama, RJ, Brasil. |
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Hauser-Davis, Rachel AnnFigueiredo, LiviaLemos, LeilaMoura, Jailson Fulgêncio deRocha, Rafael C. C.Saint Pierre, TatianaZiolli, Roberta L.Siciliano, Salvatore2021-01-25T15:10:23Z2021-01-25T15:10:23Z2020HAUSER-DAVIS, Rachel Ann et al. Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil. Frontiers in Marine Science, v. 7, Article 584195, p. 1-8, Dec. 2020.2296-7745https://www.arca.fiocruz.br/handle/icict/4580210.3389/fmars.2020.584195engFrontiers MediaFracionamento metálico subcelularDesintoxicação metálicaBiodisponibilidadeContaminaçãoOdontocetesSubcellular metal fractionationMetal detoxificationBioavailabilityContaminationSubcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazilinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleFundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Avaliação e Promoção da Saúde Ambiental. Rio de Janeiro, RJ, Brasil / GEMM-Lagos. Araruama, RJ, Brasil.Universidade Federal do Estado do Rio de Janeiro, Rio de Janeiro, RJ, Brasil.GEMM-Lagos. Araruama, RJ, Brasil / Oregon State University. Mammal Institute. Hatfield Marine Science Center. Corvallis, OR, USA.GEMM-Lagos. Araruama, RJ, Brasil / Leibniz Center for Tropical Marine Ecology (ZMT), Systems Ecology Group. Bremen, Germany.Pontifícia Universidade Católica do Rio de Janeiro. Departamento de Química. Rio de Janeiro, RJ, Brasil.Pontifícia Universidade Católica do Rio de Janeiro. Departamento de Química. Rio de Janeiro, RJ, Brasil.Universidade Federal do Estado do Rio de Janeiro, Rio de Janeiro, RJ, Brasil.GEMM-Lagos. Araruama, RJ, Brasil / Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Biodiversidade. Rio de Janeiro, RJ, Brasil.Marine mammals are considered excellent ocean health sentinels and are ubiquitously exposed to chemical contaminants worldwide. The Guiana dolphin (Sotalia guianensis) is a near-threatened dolphin species from Brazil with unknown population size data. This indicates the need for assessments regarding deleterious effects that may arise from exposure to chemical contamination, especially metals. After entry in the organism, these compounds are subject to internal subcellular compartmentalization, which in turn alters their bioavailability. However, almost no assessments regarding subcellular metal contents in marine mammals are available. In this context, metal compartmentalization was determined in three subcellular fractions for three toxic elements, Cd, Hg and Pb, by inductively coupled plasma mass spectrometry (ICP-MS) in Guiana dolphin kidney and liver samples from Southeastern Brazil. Differential metal-detoxification mechanisms were observed for the three elements, where metallothionein (MT) detoxification was postulated for only for Pb, while Cd and Hg were poorly associated to MT, and mostly present in the insoluble fraction, indicating low bioavailability. This is the first report on subcellular metal compartmentalization in Guiana dolphins and indicates that critical biochemical detoxification data is obtained through subcellular fraction analyses in marine mammals. This indicates an emerging study field for this type of assessment, which may, in turn, aid in conservation efforts.info:eu-repo/semantics/openAccessreponame:Repositório Institucional da FIOCRUZ (ARCA)instname:Fundação Oswaldo Cruz (FIOCRUZ)instacron:FIOCRUZLICENSElicense.txtlicense.txttext/plain; charset=utf-82991https://www.arca.fiocruz.br/bitstream/icict/45802/1/license.txt5a560609d32a3863062d77ff32785d58MD51ORIGINALRachelAnnDavis_RafaelRocha_etal_IOC_2020.pdfRachelAnnDavis_RafaelRocha_etal_IOC_2020.pdfapplication/pdf990818https://www.arca.fiocruz.br/bitstream/icict/45802/2/RachelAnnDavis_RafaelRocha_etal_IOC_2020.pdf8a15b2ffcaf92c89688b88090cb6c237MD52TEXTRachelAnnDavis_RafaelRocha_etal_IOC_2020.pdf.txtRachelAnnDavis_RafaelRocha_etal_IOC_2020.pdf.txtExtracted texttext/plain46028https://www.arca.fiocruz.br/bitstream/icict/45802/3/RachelAnnDavis_RafaelRocha_etal_IOC_2020.pdf.txtb28dce982dd435b5b24ad8882aa11095MD53icict/458022021-04-16 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dc.title.pt_BR.fl_str_mv |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
title |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
spellingShingle |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil Hauser-Davis, Rachel Ann Fracionamento metálico subcelular Desintoxicação metálica Biodisponibilidade Contaminação Odontocetes Subcellular metal fractionation Metal detoxification Bioavailability Contamination |
title_short |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
title_full |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
title_fullStr |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
title_full_unstemmed |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
title_sort |
Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil |
author |
Hauser-Davis, Rachel Ann |
author_facet |
Hauser-Davis, Rachel Ann Figueiredo, Livia Lemos, Leila Moura, Jailson Fulgêncio de Rocha, Rafael C. C. Saint Pierre, Tatiana Ziolli, Roberta L. Siciliano, Salvatore |
author_role |
author |
author2 |
Figueiredo, Livia Lemos, Leila Moura, Jailson Fulgêncio de Rocha, Rafael C. C. Saint Pierre, Tatiana Ziolli, Roberta L. Siciliano, Salvatore |
author2_role |
author author author author author author author |
dc.contributor.author.fl_str_mv |
Hauser-Davis, Rachel Ann Figueiredo, Livia Lemos, Leila Moura, Jailson Fulgêncio de Rocha, Rafael C. C. Saint Pierre, Tatiana Ziolli, Roberta L. Siciliano, Salvatore |
dc.subject.other.pt_BR.fl_str_mv |
Fracionamento metálico subcelular Desintoxicação metálica Biodisponibilidade Contaminação |
topic |
Fracionamento metálico subcelular Desintoxicação metálica Biodisponibilidade Contaminação Odontocetes Subcellular metal fractionation Metal detoxification Bioavailability Contamination |
dc.subject.en.pt_BR.fl_str_mv |
Odontocetes Subcellular metal fractionation Metal detoxification Bioavailability Contamination |
description |
Fundação Oswaldo Cruz. Instituto Oswaldo Cruz. Laboratório de Avaliação e Promoção da Saúde Ambiental. Rio de Janeiro, RJ, Brasil / GEMM-Lagos. Araruama, RJ, Brasil. |
publishDate |
2020 |
dc.date.issued.fl_str_mv |
2020 |
dc.date.accessioned.fl_str_mv |
2021-01-25T15:10:23Z |
dc.date.available.fl_str_mv |
2021-01-25T15:10:23Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/article |
format |
article |
status_str |
publishedVersion |
dc.identifier.citation.fl_str_mv |
HAUSER-DAVIS, Rachel Ann et al. Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil. Frontiers in Marine Science, v. 7, Article 584195, p. 1-8, Dec. 2020. |
dc.identifier.uri.fl_str_mv |
https://www.arca.fiocruz.br/handle/icict/45802 |
dc.identifier.issn.pt_BR.fl_str_mv |
2296-7745 |
dc.identifier.doi.none.fl_str_mv |
10.3389/fmars.2020.584195 |
identifier_str_mv |
HAUSER-DAVIS, Rachel Ann et al. Subcellular Cadmium, Lead and Mercury Compartmentalization in Guiana Dolphins (Sotalia guianensis) From Southeastern Brazil. Frontiers in Marine Science, v. 7, Article 584195, p. 1-8, Dec. 2020. 2296-7745 10.3389/fmars.2020.584195 |
url |
https://www.arca.fiocruz.br/handle/icict/45802 |
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eng |
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eng |
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info:eu-repo/semantics/openAccess |
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Frontiers Media |
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Frontiers Media |
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