Spongious fillers based on collagen-hydroxyapatite-eugenol acetate with therapeutic potential in bone cancer

Alina F. Vladu, Stefania Marin, Ionela A. Neacșu, Roxana D. Truşcă, Mădălina G. Albu Kaya, Durmus A. Kaya, Ana Maria Popa, Cătălina Poiană, Ioan Cristescu*, Cristina Orlov, Denisa Ficai, Anton Ficai, Denisa I. Udeanu, Bruno Ștefan Velescu, Taxiarchis Konstantinos Nikolouzakis, Leonid Gurevich, Andrey N. Kuskov, Cornelia Nițipir

*Corresponding author for this work

Research output: Contribution to journalJournal articleResearchpeer-review

9 Citations (Scopus)

Abstract

The aim of this study was to develop and characterize composite materials based on collagen, hydroxyapatite and eugenol acetate as new filler biomaterial for the reconstruction of the tissue damage arising after the resection in case of bone cancer. Composite gels consisting of collagen and hydroxyapatite in different proportions (Coll:HAp-100:0; 70:30; 40:60-w/w) and 0.5% eugenol acetate were lyophilized and spongious fillers were obtained. The fillers were characterized by water absorption, enzymatic degradation and examined by optical and scanning electron microscopy, EDS, FT-IR spectroscopy while eugenol acetate release from the compositions was also studied. The results showed that the filler with optimal composition (Coll-HAp-40:60 w/w) completely degrade over about 48 hours, the release capacity being longer during the 144 hours. The complex results obtained from physical-chemical, morphological and eugenol acetate release profile evaluation for the designed composite materials based on collagen and hydroxyapatite testify these formulations as drug delivery systems with potential applications as fillers in orthopaedic field in bone cancer.

Original languageEnglish
JournalFarmacia
Volume68
Issue number2
Pages (from-to)313-321
Number of pages9
ISSN0014-8237
DOIs
Publication statusPublished - 17 Feb 2020

Bibliographical note

Publisher Copyright:
© 2020, Romanian Society for Pharmaceutical Sciences. All rights reserved.

Keywords

  • Bone cancer
  • Collagen
  • Eugenol acetate
  • Fillers
  • Hydroxyapatite

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