Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil
Autor(a) principal: | |
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Data de Publicação: | 2018 |
Outros Autores: | , , , , |
Tipo de documento: | Artigo |
Idioma: | eng |
Título da fonte: | Repositório Digital do Instituto Evandro Chagas (Patuá) |
Texto Completo: | https://patua.iec.gov.br/handle/iec/3181 |
Resumo: | Abstract: Many studies on mercury contamination in aquatic biota deal with the effect of consuming metal-contaminated organisms on human health. In this study, we examined the factors that cause mercury contamination in Podocnemis unifilis in the Xingu River Basin of Mato Grosso and Pará States, Brazil. We quantified by atomic absorption spectroscopy with cold vapor the total mercury (THg) content in the liver and muscle samples of 50 Podocnemis unifilis specimens collected from the basin. The liver and muscle samples contained 134.20 ± 119.30 ng g−1 THg and 24.86 ± 26.36 ng g−1 THg, respectively. Each chelonian or meal has, on average, 5.34× more Hg than the highest level established as acceptable. From the results it can be inferred that, given the weekly consumption of chelonians, the riverine and indigenous communities in the Xingu River Basin are at risk of chronic consumption of Hg in amounts beyond the acceptable limit. The potential high risk to the health of this population is evident; however, the risk classification needs to be further studied |
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Pignati, Marina TeófiloPezzuti, Juarez Carlos BritoSouza, Larissa Costa deLima, Marcelo de OliveiraPignati, Wanderlei AntonioMendes, Rosivaldo de Alcântara2018-06-27T13:49:21Z2018-06-27T13:49:21Z2018PIGNATI, Marina Teófilo et al. Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil. International Journal of Environmental Research and Public Health, v. 15, n. 6, p. 1-11, June 2018.1660-4601https://patua.iec.gov.br/handle/iec/318110.3390/ijerph15061185.Abstract: Many studies on mercury contamination in aquatic biota deal with the effect of consuming metal-contaminated organisms on human health. In this study, we examined the factors that cause mercury contamination in Podocnemis unifilis in the Xingu River Basin of Mato Grosso and Pará States, Brazil. We quantified by atomic absorption spectroscopy with cold vapor the total mercury (THg) content in the liver and muscle samples of 50 Podocnemis unifilis specimens collected from the basin. The liver and muscle samples contained 134.20 ± 119.30 ng g−1 THg and 24.86 ± 26.36 ng g−1 THg, respectively. Each chelonian or meal has, on average, 5.34× more Hg than the highest level established as acceptable. From the results it can be inferred that, given the weekly consumption of chelonians, the riverine and indigenous communities in the Xingu River Basin are at risk of chronic consumption of Hg in amounts beyond the acceptable limit. The potential high risk to the health of this population is evident; however, the risk classification needs to be further studiedThis research was funded by the CAPES [Foundation for the Improvement of Personnel in Higher Education] “Governance, Management and Conflicts and the Handling of Natural Resources in the Amazon Region”Universidade Federal do Pará. Programa de Pós-graduação em Zoologia. Belém, PA, Brazil / Museu Paraense Emílio Goeldi. CZO. Belém, PA, Brazil.Universidade Federal do Pará. Núcleo de Altos Estudos Amazônicos. Belém, PA, Brazil.Ministério da Saúde. Secretaria de Vigilância em Saúde. Instituto Evandro Chagas. Laboratório de Toxicologia. Ananindeua, PA, Brasil.Ministério da Saúde. Secretaria de Vigilância em Saúde. Instituto Evandro Chagas. Laboratório de Toxicologia. Ananindeua, PA, Brasil.Universidade Federal de Mato Grosso. Instituto de Saúde Coletiva. Cuiabá, MT, Brazil.Ministério da Saúde. Secretaria de Vigilância em Saúde. Instituto Evandro Chagas. Laboratório de Toxicologia. Ananindeua, PA, Brasil.engMDPIAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazilinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articleMercúrio / toxicidadeIntoxicação por Mercúrio / microbiologiaPoluição de Rios / análiseHepatócitos / análiseMonitoramento AmbientalTartarugas / metabolismoRegião Norte (BR)Rio Xingu (PA)Bacia do Rio Xinguinfo:eu-repo/semantics/openAccessreponame:Repositório Digital do Instituto Evandro Chagas (Patuá)instname:Instituto Evandro Chagas (IEC)instacron:IECORIGINALAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil.pdfAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil.pdfapplication/pdf1612282https://patua.iec.gov.br/bitstreams/8554f2e0-c4a0-4b93-9fcd-177db92957a6/downloadfc9d4234e6d1ddbfd44df43aa4c9852aMD51LICENSElicense.txtlicense.txttext/plain; charset=utf-871https://patua.iec.gov.br/bitstreams/a07f142f-0d01-45ad-a562-2307179430fb/download52f1732ea66fbd1123abe39f5373b797MD52TEXTAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil.pdf.txtAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil.pdf.txtExtracted texttext/plain44830https://patua.iec.gov.br/bitstreams/390189be-ae06-47c6-8aa7-70f2bab881d0/download68ec7be1598af5dc169ff58548271884MD55THUMBNAILAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil.pdf.jpgAssessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil.pdf.jpgGenerated Thumbnailimage/jpeg5490https://patua.iec.gov.br/bitstreams/45d99b43-792a-437e-9836-b57a08b2889b/download1365b9e642621b873732be463fef9931MD56iec/31812022-10-20 22:21:23.45oai:patua.iec.gov.br:iec/3181https://patua.iec.gov.brRepositório InstitucionalPUBhttps://patua.iec.gov.br/oai/requestclariceneta@iec.gov.br || Biblioteca@iec.gov.bropendoar:2022-10-20T22:21:23Repositório Digital do Instituto Evandro Chagas (Patuá) - Instituto Evandro Chagas (IEC)falseVG9kb3Mgb3MgZG9jdW1lbnRvcyBkZXNzYSBjb2xlw6fDo28gc2VndWVtIGEgTGljZW7Dp2EgQ3JlYXRpdmUgY29tbW9ucy4= |
dc.title.pt_BR.fl_str_mv |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
title |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
spellingShingle |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil Pignati, Marina Teófilo Mercúrio / toxicidade Intoxicação por Mercúrio / microbiologia Poluição de Rios / análise Hepatócitos / análise Monitoramento Ambiental Tartarugas / metabolismo Região Norte (BR) Rio Xingu (PA) Bacia do Rio Xingu |
title_short |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
title_full |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
title_fullStr |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
title_full_unstemmed |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
title_sort |
Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil |
author |
Pignati, Marina Teófilo |
author_facet |
Pignati, Marina Teófilo Pezzuti, Juarez Carlos Brito Souza, Larissa Costa de Lima, Marcelo de Oliveira Pignati, Wanderlei Antonio Mendes, Rosivaldo de Alcântara |
author_role |
author |
author2 |
Pezzuti, Juarez Carlos Brito Souza, Larissa Costa de Lima, Marcelo de Oliveira Pignati, Wanderlei Antonio Mendes, Rosivaldo de Alcântara |
author2_role |
author author author author author |
dc.contributor.author.fl_str_mv |
Pignati, Marina Teófilo Pezzuti, Juarez Carlos Brito Souza, Larissa Costa de Lima, Marcelo de Oliveira Pignati, Wanderlei Antonio Mendes, Rosivaldo de Alcântara |
dc.subject.decsPrimary.pt_BR.fl_str_mv |
Mercúrio / toxicidade Intoxicação por Mercúrio / microbiologia Poluição de Rios / análise Hepatócitos / análise Monitoramento Ambiental Tartarugas / metabolismo Região Norte (BR) Rio Xingu (PA) Bacia do Rio Xingu |
topic |
Mercúrio / toxicidade Intoxicação por Mercúrio / microbiologia Poluição de Rios / análise Hepatócitos / análise Monitoramento Ambiental Tartarugas / metabolismo Região Norte (BR) Rio Xingu (PA) Bacia do Rio Xingu |
description |
Abstract: Many studies on mercury contamination in aquatic biota deal with the effect of consuming metal-contaminated organisms on human health. In this study, we examined the factors that cause mercury contamination in Podocnemis unifilis in the Xingu River Basin of Mato Grosso and Pará States, Brazil. We quantified by atomic absorption spectroscopy with cold vapor the total mercury (THg) content in the liver and muscle samples of 50 Podocnemis unifilis specimens collected from the basin. The liver and muscle samples contained 134.20 ± 119.30 ng g−1 THg and 24.86 ± 26.36 ng g−1 THg, respectively. Each chelonian or meal has, on average, 5.34× more Hg than the highest level established as acceptable. From the results it can be inferred that, given the weekly consumption of chelonians, the riverine and indigenous communities in the Xingu River Basin are at risk of chronic consumption of Hg in amounts beyond the acceptable limit. The potential high risk to the health of this population is evident; however, the risk classification needs to be further studied |
publishDate |
2018 |
dc.date.accessioned.fl_str_mv |
2018-06-27T13:49:21Z |
dc.date.available.fl_str_mv |
2018-06-27T13:49:21Z |
dc.date.issued.fl_str_mv |
2018 |
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 |
PIGNATI, Marina Teófilo et al. Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil. International Journal of Environmental Research and Public Health, v. 15, n. 6, p. 1-11, June 2018. |
dc.identifier.uri.fl_str_mv |
https://patua.iec.gov.br/handle/iec/3181 |
dc.identifier.issn.-.fl_str_mv |
1660-4601 |
dc.identifier.doi.-.fl_str_mv |
10.3390/ijerph15061185. |
identifier_str_mv |
PIGNATI, Marina Teófilo et al. Assessment of mercury concentration in turtles (Podocnemis unifilis) in the Xingu river basin, Brazil. International Journal of Environmental Research and Public Health, v. 15, n. 6, p. 1-11, June 2018. 1660-4601 10.3390/ijerph15061185. |
url |
https://patua.iec.gov.br/handle/iec/3181 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
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openAccess |
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MDPI |
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MDPI |
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IEC |
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collection |
Repositório Digital do Instituto Evandro Chagas (Patuá) |
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