http://www.cnr.it/ontology/cnr/individuo/prodotto/ID31892
Induction of directional sprouting angiogenesis by matrix gradients (Articolo in rivista)
- Type
- Label
- Induction of directional sprouting angiogenesis by matrix gradients (Articolo in rivista) (literal)
- Anno
- 2007-01-01T00:00:00+01:00 (literal)
- Alternative label
Borselli, C., Oliviero, O., Battista, S., Ambrosio, L., and Netti, P.A. (2007)
Induction of directional sprouting angiogenesis by matrix gradients
in Journal of biomedical materials research (Print)
(literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Borselli, C., Oliviero, O., Battista, S., Ambrosio, L., and Netti, P.A. (literal)
- Pagina inizio
- Pagina fine
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
- Rivista
- Note
- ISI Web of Science (WOS) (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
- Borselli, C., Oliviero, O., Battista,Netti, P.A., CRIB, Università di Napoli Federico II, Piazzale Tecchio 80, 80125 Naples, Italy (literal)
- Titolo
- Induction of directional sprouting angiogenesis by matrix gradients (literal)
- Abstract
- The fate of any tissue engineering implant relies
upon an adequate oxygen and nutrients supply throughout
the cellular construct and, hence, by the ability of the
scaffold to induce and guide vascular ingrowth. However,
implant vascularization is usually an uncontrolled process
that takes several weeks. In this work, we assessed the
feasibility of controlling vascular sprout rate and direction
within three-dimensional collagenhyaluronic acid semiinterpenetrated
networks by modulating the spatial distribution
of the matricellular cues. Results indicated that
increasing amount of hyaluronic acid (HA) within the
matrix led to a progressive inhibition of sprouting. In HArich
matrices, the sprout number and the propagation rate
showed a 2.7- and 4-fold reduction, respectively, compared
to collagen matrices. Furthermore, by creating HA gradients
within the collagen network, we were able to direct
and enhance the sprouting rate. This study provides an experimental
platform for controlling vascularization of engineered
tissues. (literal)
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