Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy

Interleukin-12 (Il-12) is a heterodimeric cytokine which has been proven to possess antitumor effects in various animal models via stimulating the immune system. However, the main problem associated with Il-12 protein delivery is its instability as well as cytotoxicity subsequent to systemic adminis...

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Main Authors: Hallaj-Nezhadi, S., Lotfipour, F., Dass, Crispin
Format: Journal Article
Published: Canadian Society for Pharmaceutical Sciences 2010
Online Access:http://ejournals.library.ualberta.ca/index.php/JPPS/article/view/8532
http://hdl.handle.net/20.500.11937/32598
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author Hallaj-Nezhadi, S.
Lotfipour, F.
Dass, Crispin
author_facet Hallaj-Nezhadi, S.
Lotfipour, F.
Dass, Crispin
author_sort Hallaj-Nezhadi, S.
building Curtin Institutional Repository
collection Online Access
description Interleukin-12 (Il-12) is a heterodimeric cytokine which has been proven to possess antitumor effects in various animal models via stimulating the immune system. However, the main problem associated with Il-12 protein delivery is its instability as well as cytotoxicity subsequent to systemic administration in rodents and in clinical trials. However, gene delivery can be used to deliver genes of interest to the tumor site. Hence, a large number of studies have been undertaken to deliver genes of interest to the tumor site through viral or non-viral vectors. Viral DNA delivery systems suffer from safety concern due to the toxicity of the viruses and strong immune response, while non-viral gene delivery systems proffer lower transfection efficiency. In contrast, nanometer-sized complexes of therapeutic DNA may prove to be more efficient for administration of therapeutic genes to solid tumors compared to administration of naked plasmid DNA. Nanoparticle-based gene delivery systems might be more pertinent, due to enhanced tissue penetrability, and improved cellular uptake. Il-12 gene delivery has already been reported with different nanoparticles containing DNA. This article provides a review on the in vivo and in vitro studies using various nanoparticles, for delivery of the Il-12 gene to neoplastic cells. The future of these promising approaches lies in the development of better techniques for preparing Il-12 gene delivery systems with complete efficiency of viral vectors in addition to the highest safety for cancer patients.
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spelling curtin-20.500.11937-325982017-01-30T13:31:52Z Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy Hallaj-Nezhadi, S. Lotfipour, F. Dass, Crispin Interleukin-12 (Il-12) is a heterodimeric cytokine which has been proven to possess antitumor effects in various animal models via stimulating the immune system. However, the main problem associated with Il-12 protein delivery is its instability as well as cytotoxicity subsequent to systemic administration in rodents and in clinical trials. However, gene delivery can be used to deliver genes of interest to the tumor site. Hence, a large number of studies have been undertaken to deliver genes of interest to the tumor site through viral or non-viral vectors. Viral DNA delivery systems suffer from safety concern due to the toxicity of the viruses and strong immune response, while non-viral gene delivery systems proffer lower transfection efficiency. In contrast, nanometer-sized complexes of therapeutic DNA may prove to be more efficient for administration of therapeutic genes to solid tumors compared to administration of naked plasmid DNA. Nanoparticle-based gene delivery systems might be more pertinent, due to enhanced tissue penetrability, and improved cellular uptake. Il-12 gene delivery has already been reported with different nanoparticles containing DNA. This article provides a review on the in vivo and in vitro studies using various nanoparticles, for delivery of the Il-12 gene to neoplastic cells. The future of these promising approaches lies in the development of better techniques for preparing Il-12 gene delivery systems with complete efficiency of viral vectors in addition to the highest safety for cancer patients. 2010 Journal Article http://hdl.handle.net/20.500.11937/32598 http://ejournals.library.ualberta.ca/index.php/JPPS/article/view/8532 Canadian Society for Pharmaceutical Sciences restricted
spellingShingle Hallaj-Nezhadi, S.
Lotfipour, F.
Dass, Crispin
Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy
title Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy
title_full Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy
title_fullStr Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy
title_full_unstemmed Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy
title_short Nanoparticle-Mediated Interleukin-12 Cancer Gene Therapy
title_sort nanoparticle-mediated interleukin-12 cancer gene therapy
url http://ejournals.library.ualberta.ca/index.php/JPPS/article/view/8532
http://hdl.handle.net/20.500.11937/32598