Titanium-protein nanocomposites as new biomaterials produced by high-pressure torsion

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Autor(es): dc.contributorUniversidade Estadual de Campinas (UNICAMP)-
Autor(es): dc.contributorKyushu University-
Autor(es): dc.contributorUniversidade Estadual Paulista (UNESP)-
Autor(es): dc.creatorFloriano, Ricardo-
Autor(es): dc.creatorEdalati, Kaveh-
Autor(es): dc.creatorPereira, Karina Danielle-
Autor(es): dc.creatorLuchessi, Augusto Ducati-
Data de aceite: dc.date.accessioned2025-08-21T18:35:30Z-
Data de disponibilização: dc.date.available2025-08-21T18:35:30Z-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-07-29-
Data de envio: dc.date.issued2023-11-30-
Fonte completa do material: dc.identifierhttp://dx.doi.org/10.1038/s41598-022-26716-8-
Fonte completa do material: dc.identifierhttp://hdl.handle.net/11449/246630-
Fonte: dc.identifier.urihttp://educapes.capes.gov.br/handle/11449/246630-
Descrição: dc.descriptionThe development of new biomaterials with outstanding mechanical properties and high biocompatibility has been a significant challenge in the last decades. Nanocrystalline metals have provided new opportunities in producing high-strength biomaterials, but the biocompatibility of these nanometals needs to be improved. In this study, we introduce metal-protein nanocomposites as high-strength biomaterials with superior biocompatibility. Small proportions of bovine serum albumin (2 and 5 vol%), an abundant protein in the mammalian body, are added to titanium, and two nanocomposites are synthesized using a severe plastic deformation process of high-pressure torsion. These new biomaterials show not only a high hardness similar to nanocrystalline pure titanium but also exhibit better biocompatibility (including cellular metabolic activity, cell cycle parameters and DNA fragmentation profile) compared to nano-titanium. These results introduce a pathway to design new biocompatible composites by employing compounds from the human body.-
Descrição: dc.descriptionFundação de Amparo à Pesquisa do Estado de São Paulo (FAPESP)-
Descrição: dc.descriptionSchool of Applied Sciences University of Campinas (FCA-UNICAMP), Pedro Zaccaria-
Descrição: dc.descriptionWPI International Institute for Carbon-Neutral Energy Research (WPI-I2CNER) Kyushu University-
Descrição: dc.descriptionInstitute of Biosciences São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionInstitute of Biosciences São Paulo State University (UNESP), São Paulo-
Descrição: dc.descriptionFAPESP: 2019/06951-3-
Idioma: dc.languageen-
Relação: dc.relationScientific Reports-
???dc.source???: dc.sourceScopus-
Título: dc.titleTitanium-protein nanocomposites as new biomaterials produced by high-pressure torsion-
Tipo de arquivo: dc.typelivro digital-
Aparece nas coleções:Repositório Institucional - Unesp

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