Magnetic and Morphological Properties of Ferrofluid-Impregnated Hydroxyapatite/Collagen Scaffolds (Articolo in rivista)

Type
Label
  • Magnetic and Morphological Properties of Ferrofluid-Impregnated Hydroxyapatite/Collagen Scaffolds (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1166/sam.2014.1986 (literal)
Alternative label
  • Riminucci, Alberto; Dionigi, Chiara; Pernechele, Chiara; de Pasquale, Giulia; de Caro, Tilde; Ingo, Gabriel Maria; Mezzadri, Francesco; Bock, Nathalie; Solzi, Massimo; Padeletti, Giuseppina; Sandri, Monica; Tampieri, Anna; Dediu, V. Alek (2014)
    Magnetic and Morphological Properties of Ferrofluid-Impregnated Hydroxyapatite/Collagen Scaffolds
    in Science of advanced materials (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Riminucci, Alberto; Dionigi, Chiara; Pernechele, Chiara; de Pasquale, Giulia; de Caro, Tilde; Ingo, Gabriel Maria; Mezzadri, Francesco; Bock, Nathalie; Solzi, Massimo; Padeletti, Giuseppina; Sandri, Monica; Tampieri, Anna; Dediu, V. Alek (literal)
Pagina inizio
  • 2679 (literal)
Pagina fine
  • 2687 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.ingentaconnect.com/content/asp/sam/2014/00000006/00000012/art00013 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 6 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 9 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 12 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • CNR ISMN Bologna Dipartimento di Fisica Università di Parma CNR ISMN Montelibretti CNR ISTEC Faenza (literal)
Titolo
  • Magnetic and Morphological Properties of Ferrofluid-Impregnated Hydroxyapatite/Collagen Scaffolds (literal)
Abstract
  • In this article we present the morphological and magnetic characterization of ferrofluid-impregnated biomimetic scaffolds made of hydroxyapatite and collagen used for bone reconstruction. We describe an innovative and simple impregnation process by which the ferrofluid is firmly adsorbed onto the hydroxyapatite/collagen scaffolds. The process confers sufficient magnetization to attract potential magnetic carriers, which may be used to transport bioactive agents that favour bone regeneration. The crystalline structure of the magnetite contained in the ferrofluid is preserved and its quantity, estimated from the weight gain due to the impregnation process, is consistent with that obtained from energy dispersive X-ray spectroscopy. The magnetization, measured with a superconducting quantum interference device, is uniform throughout the scaffolds, demonstrating the efficiency of the impregnation process. The field emission gun scanning electron microscopy characterization demonstrates that the process does not alter the morphology of the hydroxyapatite/collagen scaffolds, which is essential for the preservation of their bioactivity and consequently for their effectiveness in promoting bone formation. (literal)
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