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 language | English (US) |
|---|---|
| Pages (from-to) | 249-262 |
| Number of pages | 14 |
| Journal | International Journal of Biological Macromolecules |
| Volume | 74 |
| DOIs | |
| State | Published - Mar 1 2015 |
| Externally published | Yes |
Keywords
- Chitosan-graft-PNVCL
- Curcumin
- Gold
- RF therapy
- Tumor localization
ASJC Scopus subject areas
- Structural Biology
- Biochemistry
- Molecular Biology
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