Homogeneous and Micro-patterned plasma-deposited PEO-like coatings for biomedical surfaces (Articolo in rivista)

Type
Label
  • Homogeneous and Micro-patterned plasma-deposited PEO-like coatings for biomedical surfaces (Articolo in rivista) (literal)
Anno
  • 2004-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1002/ppap.200400013 (literal)
Alternative label
  • E. Sardella; R. Gristina; G.S. Senesi; R. d'Agostino; P. Favia (2004)
    Homogeneous and Micro-patterned plasma-deposited PEO-like coatings for biomedical surfaces
    in Plasma processes and polymers (Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • E. Sardella; R. Gristina; G.S. Senesi; R. d'Agostino; P. Favia (literal)
Pagina inizio
  • 63 (literal)
Pagina fine
  • 72 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 1 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 10 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Department of Chemistry, University of Bari; Institute of Inorganic Methodologies and Plasmas, CNR. (literal)
Titolo
  • Homogeneous and Micro-patterned plasma-deposited PEO-like coatings for biomedical surfaces (literal)
Abstract
  • Mixtures of diethyl glycol dimethyl ether vapors and argon were used to feed RF (13.56 MHz) glowdischarges and coat polystyrene substrates with poly(ethylene oxide) (PEO)-like thin films. Different power input values have been used to obtain coatings with different cell-adhesive properties. Cell-culture experiments showed a tight correlation between the adhesion/morphology of cultured cell-lines and the chemical composition of the coatings; the ability of PEOlike coatings to discourage or promote cell adhesion could thus easily be related to the power delivered to the plasma. Combined deposition processes of different PEO-like coatings have been performed, with the method of physical masking, to produce surfaces micro-patterned with celladhesive tracks alternating with cell-repulsive domains. The micro-arrangement of different cell-adhesive domains enabled the patterning of cell cultures and induced the alignment of cells along predefined directions. The adhesion pattern of 3T3 murine fibroblasts on a substrate of PEO10W patterned with a PEO5W coating deposited through a G50p mask after 24 h. (literal)
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