http://www.cnr.it/ontology/cnr/individuo/prodotto/ID27544
Ultrasonic and Electromagnetic Enhancement of a Culture of Human SAOS-2 Osteoblasts Seeded onto a Titanium Plasma-Spray Surface. (Articolo in rivista)
- Type
- Label
- Ultrasonic and Electromagnetic Enhancement of a Culture of Human SAOS-2 Osteoblasts Seeded onto a Titanium Plasma-Spray Surface. (Articolo in rivista) (literal)
- Anno
- 2009-01-01T00:00:00+01:00 (literal)
- Alternative label
Fassina L, Saino E, Sbarra MS, Visai L, De Angelis MG, Mazzini G, Benazzo F, Magenes G. (2009)
Ultrasonic and Electromagnetic Enhancement of a Culture of Human SAOS-2 Osteoblasts Seeded onto a Titanium Plasma-Spray Surface.
in Tissue engineering
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Fassina L, Saino E, Sbarra MS, Visai L, De Angelis MG, Mazzini G, Benazzo F, Magenes G. (literal)
- Pagina inizio
- Pagina fine
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- Rivista
- Note
- ISI Web of Science (WOS) (literal)
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- Dipartimento di Informatica e Sistemistica, Universita' Pavia, Italy; Centro di Ingegneria Tissutale (C.I.T.), Universita' di Pavia, Italy; Dipartimento di Biochimica, Università di Pavia, Italy; Dipartimento di Medicina Sperimentale, Universita' di Pavia, Italy; IGM-CNR Istochimica e Citometria, Dipartimento di Biologia Animale, Universita' di Pavia, Italy; Dipartimento SMEC, IRCCS San Matteo, Universita' di Pavia , Pavia, Italy . (literal)
- Titolo
- Ultrasonic and Electromagnetic Enhancement of a Culture of Human SAOS-2 Osteoblasts Seeded onto a Titanium Plasma-Spray Surface. (literal)
- Abstract
- Several studies suggest that the surface coating of titanium could play an important role in bone tissue engineering. In the present study, we have followed a particular biomimetic strategy where ultrasonically or electromagnetically stimulated SAOS-2 human osteoblasts proliferated and built their extracellular matrix on a titanium plasma-spray surface. In comparison with control conditions, the ultrasonic stimulation (average power, 149 mW; frequency, 1.5 MHz) and the electromagnetic stimulation (magnetic field intensity, 2 mT; frequency, 75 Hz) caused higher cell proliferation, and increased surface coating with decorin, osteocalcin, osteopontin, and type I collagen together with higher incorporation of calcium and phosphorus inside the extracellular matrix. The immunofluorescence related to the preceding bone matrix proteins showed their colocalization in the cell-rich areas. The use of the two physical stimulations aimed at obtaining the coating of the rough titanium plasma-spray surface in terms of cell colonization and deposition of extracellular matrix. The superficially cultured biomaterial could be theoretically used, in clinical applications, as an implant for bone repair. (literal)
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