Designing idiosyncratic hmPCL-siRNA nanoformulated capsules for silencing and cancer therapy

Vijay Bhooshon Kumar, Himadri Medhi, Zhang Yong, Pradip Paik*

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

21 Citations (Scopus)

Abstract

In this work, we have designed a siRNA-nanoformulation with mesoporous polycaprolactone (hmPCL) for silencing and cancer therapy. Average hollow core size of hmPCL nanocapsules used for nanoformulation is ~ 180 nm with shell thickness of 10-20 nm and mesopore size of ~ 5-10 nm in diameter. Idiosyncratic capsules are biocompatible which has been confirmed with normal lymphocyte, K562 leukaemia cancer cells and on HepG2/EGFP cancer cells. In 1 mg of hmPCL capsules up to 400 ng of siRNA can be loaded. This nanoformulation enables to tune the dose dependent delivery up to ~ 93.25% (373 ng) siRNA during therapy. hmPCL-siRNA nanoformulation mediated siRNA transfection on HepG2 cancer cells has been investigated and exhibited 32% silencing activity within 24 h of post transfection. Obtained results directed us that the hmPCL-siRNA nanoformulation could be an efficient tool in siRNA mediated therapy for knocking down the infected cells. © 2015 Elsevier Inc.
Original languageEnglish
Pages (from-to)579-588
JournalNanomedicine: Nanotechnology, Biology, and Medicine
Volume12
Issue number3
DOIs
Publication statusPublished - 1 Apr 2016
Externally publishedYes

Bibliographical note

Publication details (e.g. title, author(s), publication statuses and dates) are captured on an “AS IS” and “AS AVAILABLE” basis at the time of record harvesting from the data source. Suggestions for further amendments or supplementary information can be sent to [email protected].

Research Keywords

  • Cancer therapy
  • Hollow-mesoporous-PCL
  • Nanocapsules
  • Nanoformulation
  • SiRNA-silencing

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