Shell structure and composition alterations in the limpet Lottia subrugosa along a contamination gradient in the Santos Estuary, Brazil

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MetadadosDescriçãoIdioma
Autor(es): dc.contributorUniversidade Federal de São Paulo (UNIFESP)-
Autor(es): dc.contributorUniversidade Estadual Paulista (Unesp)-
Autor(es): dc.contributorUniversidade do Estado do Rio de Janeiro (UERJ)-
Autor(es): dc.creatorOliveira, Carolina Rocha Moreira-
Autor(es): dc.creatorMantovani de Castro, Leandro [UNESP]-
Autor(es): dc.creatorAlves da Cruz Nazareth, Monick-
Autor(es): dc.creatorHarayashiki, Cyntia Ayumi Yokota-
Autor(es): dc.creatorCastro, Ítalo Braga-
Data de aceite: dc.date.accessioned2022-02-22T00:25:25Z-
Data de disponibilização: dc.date.available2022-02-22T00:25:25Z-
Data de envio: dc.date.issued2020-12-11-
Data de envio: dc.date.issued2020-12-11-
Data de envio: dc.date.issued2020-08-01-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1016/j.ecolind.2020.106417-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/198741-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/198741-
Descrição: dc.descriptionMolluscs have been widely used in biomonitoring of aquatic environments because they are highly sensitive to hazardous chemical substances and have the capacity to express the history of environmental changes in their shells. Mollusc shells have biomolecules playing an essential role in the biomineralization process, which are also susceptible to environmental stressors that promotes chemical and structural alterations. Thus, the present study evaluated structural and compositional shell changes in the limpet Lottia subrugosa along a spatial contamination gradient in Santos Estuary. Results showed that organisms collected in more contaminated sites presented shells more fragile, with a reduction of thickness in the prismatic layer associated with the enlargement of the periostracum layer. In addition, a significative reduction in the organic fraction amounts, including a decrease in protein content, was observed in shells of organisms from the most contaminated site. An opposite pattern was also observed at sites under the influence of lower contamination rates. Moreover, our results suggested that limpets inhabiting contaminated environments might be more vulnerable to predatory pressures due to the increase in shell fragility. The core set of endpoints tested in field conditions by the present study appears to be promising environmental assessment tools.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionInstituto do Mar Universidade Federal de São Paulo (IMAR-UNIFESP)-
Descrição: dc.descriptionInstituto de Biociências Universidade Estadual Paulista (UNESP)-
Descrição: dc.descriptionPrograma de Pós-Graduação em Química do Instituto de Química Universidade do Estado do Rio de Janeiro (UERJ)-
Descrição: dc.descriptionInstituto de Biociências Universidade Estadual Paulista (UNESP)-
Descrição: dc.descriptionFAPESP: 2015/25063-0-
Descrição: dc.descriptionFAPESP: 2016/50409-0-
Descrição: dc.descriptionFAPESP: 2018/08015-0-
Idioma: dc.languageen-
Relação: dc.relationEcological Indicators-
???dc.source???: dc.sourceScopus-
Palavras-chave: dc.subjectBioindicator-
Palavras-chave: dc.subjectPollution-
Palavras-chave: dc.subjectShell protein-
Palavras-chave: dc.subjectStructure-
Título: dc.titleShell structure and composition alterations in the limpet Lottia subrugosa along a contamination gradient in the Santos Estuary, Brazil-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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