Growth-promoting action and growth factor release by different platelet derivatives. (Articolo in rivista)

Type
Label
  • Growth-promoting action and growth factor release by different platelet derivatives. (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Alternative label
  • Passaretti F, Tia M, D'Esposito V, Pascale MD, Corso MD, Sepulveres R, Liguoro D, Valentino R, Beguinot F, Formisano P, Sammartino G. (2014)
    Growth-promoting action and growth factor release by different platelet derivatives.
    in Platelets (Sheff.)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Passaretti F, Tia M, D'Esposito V, Pascale MD, Corso MD, Sepulveres R, Liguoro D, Valentino R, Beguinot F, Formisano P, Sammartino G. (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Department of Translational Medical Sciences, Federico II University of Naples , Naples , Italy . (literal)
Titolo
  • Growth-promoting action and growth factor release by different platelet derivatives. (literal)
Abstract
  • Abstract Platelet derivatives are commonly used in wound healing and tissue regeneration. Different procedures of platelet preparation may differentially affect growth factor release and cell growth. Preparation of platelet-rich fibrin (PRF) is accompanied by release of growth factors, including platelet-derived growth factor (PDGF), vascular endothelial growth factor (VEGF) and transforming growth factor ?1 (TGF?1), and several cytokines. When compared with the standard procedure for platelet-rich plasma (PRP), PRF released 2-fold less PDGF, but >15-fold and >2-fold VEGF and TGF?1, respectively. Also, the release of several cytokines (IL-4, IL-6, IL-8, IL-10, IFN?, MIP-1?, MIP-1? and TNF?) was significantly increased in PRF-conditioned medium (CM), compared to PRP-CM. Incubation of both human skin fibroblasts and human umbilical vein endothelial cells (HUVECs) with PRF-derived membrane (mPRF) or with PRF-CM enhanced cell proliferation by >2-fold (p < 0.05). Interestingly, PRP elicited fibroblast growth at a higher extent compared to PRF. At variance, PRF effect on HUVEC growth was significantly greater than that of PRP, consistent with a higher concentration of VEGF in the PRF-CM. Thus, the procedure of PRP preparation leads to a larger release of PDGF, as a possible result of platelet degranulation, while PRF enhances the release of proangiogenic factors. (literal)
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