Synthesis and characterization of bile acid-based polymeric micelle as a drug carrier for doxorubicin

Cagatay Altinkok*, Gokhan Acik*, Huseyin Riza Ferhat Karabulut, Mustafa Ciftci, Mehmet Atilla Tasdelen, Aydan Dag

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

12 Citations (Scopus)

Abstract

In the present study, a polymeric micelle based on amphiphilic block copolymer, namely poly(methacrylated methyl lithocholate)-block-poly(oligoethylene glycol methacrylate) (PMML-b-POEGMA) bearing bile acid moiety is prepared via sequential photo-initiated free radical polymerizations, and its drug carrying capacity is investigated using doxorubicin hydrochloride (DOX) as a model drug. For this purpose, two-step procedure is applied in the presence of phenylbis (2,4,6-trimethylbenzoyl)phosphine oxide (BAPO) as bifunctional photo initiator. Based on spectroscopic and chromatographic analyses, the desired amphiphilic block copolymer (PMML-b-POEGMA) is successfully synthesized by wavelength-selective free radical photopolymerization under mild conditions. Finally, the DOX drug is loaded into the PMML-b-POEGMA micelles and then drug release behavior is investigated at two different pH (5.5 and 7.4) values. It is concluded from the results that PMML-b-POEGMA micelles may be used as an efficient nanocarrier to deliver conventional anti-cancer drugs for combination chemotherapy.

Original languageEnglish
Pages (from-to)4860-4868
Number of pages9
JournalPolymers for Advanced Technologies
Volume32
Issue number12
DOIs
Publication statusPublished - Dec 2021

Bibliographical note

Publisher Copyright:
© 2021 John Wiley & Sons Ltd.

Keywords

  • amphiphilic
  • drug release
  • lithocholic acid
  • photopolymerization

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