Platelet lysate and adipose mesenchymal stromal cells on silk fibroin nonwoven mats for wound healing

Chlapanidas Theodora, Perteghella Sara, Faragò Silvio, Boschi Alessandra, Giuseppe Tripodo, Vigani Barbara, Crivelli Barbara, Renzi Sabrina, Dotti Silvia, Preda Stefania, Marazzi Mario, Torre Maria Luisa, Ferrari Maura

Research output: Contribution to journalArticlepeer-review

Abstract

In this work platelet lysate (PL) and adipose-derived mesenchymal stromal cells (ASCs) seeded on nonwoven fibroin mats were in vitro and in vivo evaluated for tissue regenerative applications. Nonwoven mats obtained by a large scale water entanglement technique were characterized for their physico-chemical properties. Results indicated a high purity of fibroin fibers, their stability after sterilization process and appropriate technological properties suitable for tissue engineering. Moreover, the scaffolds in vitro supported adhesion and migration of ASCs and the presence of PL improved the cell proliferation. The products were then applied on epithelial/dermal wounds carried out on the dorsal surface of rabbit: the skin reparative process was solved in 9 days, with a completely restitutio ad integrum of the epithelium in animals treated with PL alone; ASCs did not further improve the wound healing.

Original languageEnglish
Article number42942
JournalJournal of Applied Polymer Science
Volume133
Issue number5
DOIs
Publication statusPublished - 1 Feb 2016
Externally publishedYes

Keywords

  • biomaterials
  • fibers
  • properties and characterization

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