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Anti-cancer, pharmacokinetics and tumor localization studies of pH-, RF- and thermo-responsive nanoparticles

  • N. Sanoj Rejinold
  • , Reju George Thomas
  • , Muthunarayanan Muthiah
  • , K. P. Chennazhi
  • , K. Manzoor
  • , In Kyu Park
  • , Yong Yeon Jeong
  • , R. Jayakumar

Research output: Contribution to journalArticlepeer-review

Abstract

The curcumin-encapsulated chitosan- graft-poly(N-vinyl caprolactam) nanoparticles containing gold nanoparticles (Au-CRC-TRC-NPs) were developed by ionic cross-linking method. After "optimum RF exposure" at 40. W for 5. min, Au-CRC-TRC-NPs dissipated heat energy in the range of ~42. °C, the lower critical solution temperature (LCST) of chitosan- graft-poly(N-vinyl caprolactam), causing controlled curcumin release and apoptosis to cancer cells. Further, in vivo PK/PD studies on swiss albino mice revealed that Au-CRC-TRC-NPs could be sustained in circulation for a week with no harm to internal organs. The colon tumor localization studies revealed that Au-CRC-TRC-NPs were retained in tumor for a week. These results throw light on their feasibility as multi-responsive nanomedicine for RF-assisted cancer treatment modalities.

Original languageEnglish (US)
Pages (from-to)249-262
Number of pages14
JournalInternational Journal of Biological Macromolecules
Volume74
DOIs
StatePublished - Mar 1 2015
Externally publishedYes

Keywords

  • Chitosan-graft-PNVCL
  • Curcumin
  • Gold
  • RF therapy
  • Tumor localization

ASJC Scopus subject areas

  • Structural Biology
  • Biochemistry
  • Molecular Biology

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