Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins 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 UNESP |
Texto Completo: | http://dx.doi.org/10.1016/j.marpolbul.2020.110975 http://hdl.handle.net/11449/200082 |
Resumo: | Titanium (Ti), used in many dailyuse products, such as shampoos and sunscreen filters, in the form of TiO2 nanoparticles (NPs), may elicit adverse marine biota effects. Marine mammal Ti data is scarce, and subcellular distribution and detoxification information is non-existent. Ti concentrations and metalloprotein detoxification in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil were assessed. Metallothionein (MT) concentrations were determined spectrophotometrically, total and subcellular Ti, by ICP-MS and detoxification, by HPLC-ICP-MS. Ti detoxification occurred through MT complexation. Statistical Ti-MT associations were observed in S. bredanensis liver, indicating TiO2 NPs contamination, as Ti binds to MT only as NPs. MT-Ti correlations were observed for both the coastal (P. blainvillei) and offshore (S. bredanensis) dolphins, evidencing oceanic TiO2 diffusion. Ti detoxification through binding to reduced glutathione occurred in both species. Thermostable subcellular fractions are a valuable tool for cetacean Ti detoxification assessments and should be applied to conservation efforts. |
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Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern BrazilBioavailabilityDelphinidsDetoxificationMetalloproteinsTiO2 nanoparticlesTitaniumTitanium (Ti), used in many dailyuse products, such as shampoos and sunscreen filters, in the form of TiO2 nanoparticles (NPs), may elicit adverse marine biota effects. Marine mammal Ti data is scarce, and subcellular distribution and detoxification information is non-existent. Ti concentrations and metalloprotein detoxification in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil were assessed. Metallothionein (MT) concentrations were determined spectrophotometrically, total and subcellular Ti, by ICP-MS and detoxification, by HPLC-ICP-MS. Ti detoxification occurred through MT complexation. Statistical Ti-MT associations were observed in S. bredanensis liver, indicating TiO2 NPs contamination, as Ti binds to MT only as NPs. MT-Ti correlations were observed for both the coastal (P. blainvillei) and offshore (S. bredanensis) dolphins, evidencing oceanic TiO2 diffusion. Ti detoxification through binding to reduced glutathione occurred in both species. Thermostable subcellular fractions are a valuable tool for cetacean Ti detoxification assessments and should be applied to conservation efforts.Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq)Fundação de Amparo à Pesquisa do Estado do Rio de Janeiro (FAPERJ)Coordenação de Aperfeiçoamento de Pessoal de Nível Superior (CAPES)Departamento de Química Pontifícia Universidade Católica do Rio de Janeiro (PUC-Rio), Rua Marquês de São Vicente, 225, GáveaGrupo de Estudos de Mamíferos Marinhos da Região dos Lagos (GEMM-Lagos), Rua São José 1.260, Praia SecaMarine Mammal Institute Hatfield Marine Science Center Oregon State University, 2030 SE Marine Science DrLeibniz Center for Tropical Marine Ecology – ZMT Systems Ecology Group, Fahrenheitstraße 6Universidade Estadual do Norte Fluminense Laboratório de Ciências AmbientaisUNESP - Universidade Estadual Paulista Campus do Litoral Paulista Núcleo de Estudos em Poluição e Ecotoxicologia Aquática (NEPEA), Praça Infante Dom Henrique s/n°, Parque BitaruLaboratório de Biodiversidade Instituto Oswaldo Cruz Fiocruz, Pavilhão Mourisco sala 217, Av. Brasil, 4.365, ManguinhosLaboratório de Avaliação e Promoção da Saúde Ambiental Instituto Oswaldo Cruz Fundação Oswaldo Cruz, Av. Brasil, 4.365UNESP - Universidade Estadual Paulista Campus do Litoral Paulista Núcleo de Estudos em Poluição e Ecotoxicologia Aquática (NEPEA), Praça Infante Dom Henrique s/n°, Parque BitaruCAPES: 001Pontifícia Universidade Católica do Rio de Janeiro (PUC-Rio)Grupo de Estudos de Mamíferos Marinhos da Região dos Lagos (GEMM-Lagos)Oregon State UniversitySystems Ecology GroupLaboratório de Ciências AmbientaisUniversidade Estadual Paulista (Unesp)FiocruzFundação Oswaldo CruzMonteiro, FernandaLemos, Leila S.de Moura, Jailson FulgêncioRocha, Rafael Christian ChávezMoreira, IsabelDi Beneditto, Ana Paula M.Kehrig, Helena A.Bordon, Isabella C. [UNESP]Siciliano, SalvatoreSaint'Pierre, Tatiana D.Hauser-Davis, Rachel Ann2020-12-12T01:57:12Z2020-12-12T01:57:12Z2020-04-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articlehttp://dx.doi.org/10.1016/j.marpolbul.2020.110975Marine Pollution Bulletin, v. 153.1879-33630025-326Xhttp://hdl.handle.net/11449/20008210.1016/j.marpolbul.2020.1109752-s2.0-85079683999Scopusreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPengMarine Pollution Bulletininfo:eu-repo/semantics/openAccess2021-10-23T11:59:39Zoai:repositorio.unesp.br:11449/200082Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462024-08-05T18:06:18.520026Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
title |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
spellingShingle |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil Monteiro, Fernanda Bioavailability Delphinids Detoxification Metalloproteins TiO2 nanoparticles Titanium |
title_short |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
title_full |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
title_fullStr |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
title_full_unstemmed |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
title_sort |
Total and subcellular Ti distribution and detoxification processes in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil |
author |
Monteiro, Fernanda |
author_facet |
Monteiro, Fernanda Lemos, Leila S. de Moura, Jailson Fulgêncio Rocha, Rafael Christian Chávez Moreira, Isabel Di Beneditto, Ana Paula M. Kehrig, Helena A. Bordon, Isabella C. [UNESP] Siciliano, Salvatore Saint'Pierre, Tatiana D. Hauser-Davis, Rachel Ann |
author_role |
author |
author2 |
Lemos, Leila S. de Moura, Jailson Fulgêncio Rocha, Rafael Christian Chávez Moreira, Isabel Di Beneditto, Ana Paula M. Kehrig, Helena A. Bordon, Isabella C. [UNESP] Siciliano, Salvatore Saint'Pierre, Tatiana D. Hauser-Davis, Rachel Ann |
author2_role |
author author author author author author author author author author |
dc.contributor.none.fl_str_mv |
Pontifícia Universidade Católica do Rio de Janeiro (PUC-Rio) Grupo de Estudos de Mamíferos Marinhos da Região dos Lagos (GEMM-Lagos) Oregon State University Systems Ecology Group Laboratório de Ciências Ambientais Universidade Estadual Paulista (Unesp) Fiocruz Fundação Oswaldo Cruz |
dc.contributor.author.fl_str_mv |
Monteiro, Fernanda Lemos, Leila S. de Moura, Jailson Fulgêncio Rocha, Rafael Christian Chávez Moreira, Isabel Di Beneditto, Ana Paula M. Kehrig, Helena A. Bordon, Isabella C. [UNESP] Siciliano, Salvatore Saint'Pierre, Tatiana D. Hauser-Davis, Rachel Ann |
dc.subject.por.fl_str_mv |
Bioavailability Delphinids Detoxification Metalloproteins TiO2 nanoparticles Titanium |
topic |
Bioavailability Delphinids Detoxification Metalloproteins TiO2 nanoparticles Titanium |
description |
Titanium (Ti), used in many dailyuse products, such as shampoos and sunscreen filters, in the form of TiO2 nanoparticles (NPs), may elicit adverse marine biota effects. Marine mammal Ti data is scarce, and subcellular distribution and detoxification information is non-existent. Ti concentrations and metalloprotein detoxification in Pontoporia blainvillei and Steno bredanensis dolphins from Southeastern Brazil were assessed. Metallothionein (MT) concentrations were determined spectrophotometrically, total and subcellular Ti, by ICP-MS and detoxification, by HPLC-ICP-MS. Ti detoxification occurred through MT complexation. Statistical Ti-MT associations were observed in S. bredanensis liver, indicating TiO2 NPs contamination, as Ti binds to MT only as NPs. MT-Ti correlations were observed for both the coastal (P. blainvillei) and offshore (S. bredanensis) dolphins, evidencing oceanic TiO2 diffusion. Ti detoxification through binding to reduced glutathione occurred in both species. Thermostable subcellular fractions are a valuable tool for cetacean Ti detoxification assessments and should be applied to conservation efforts. |
publishDate |
2020 |
dc.date.none.fl_str_mv |
2020-12-12T01:57:12Z 2020-12-12T01:57:12Z 2020-04-01 |
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.uri.fl_str_mv |
http://dx.doi.org/10.1016/j.marpolbul.2020.110975 Marine Pollution Bulletin, v. 153. 1879-3363 0025-326X http://hdl.handle.net/11449/200082 10.1016/j.marpolbul.2020.110975 2-s2.0-85079683999 |
url |
http://dx.doi.org/10.1016/j.marpolbul.2020.110975 http://hdl.handle.net/11449/200082 |
identifier_str_mv |
Marine Pollution Bulletin, v. 153. 1879-3363 0025-326X 10.1016/j.marpolbul.2020.110975 2-s2.0-85079683999 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
Marine Pollution Bulletin |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.source.none.fl_str_mv |
Scopus reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
_version_ |
1808128894955421696 |