نتایج جستجو برای: viral gene delivery

تعداد نتایج: 1439069  

Background: The poor permeability of the plasma and nuclear membranes to DNA plasmids are two major barriers for the development of these therapeutic molecules. Therefore, success in gene therapy approaches depends on the development of efficient and safe non-viral delivery systems. Objectives: The aim of this study was to investigate the in vitro delivery of plasmid DNA encoding HPV16 E7 gene...

Background & Aim: A lack of efficient gene-delivery carriers has always been the biggest challenge in gene therapy. Polyethylenimine (PEI) and poly (L-lysine) (PLL) are the most studied non-viral gene carriers. The purpose of this study is to prepare new nano-carriers, by conjugating these two polymers via 10 carbon linkers (10-bromodecanoic acid), in order to take advantage of them and compens...

2016
Koby Lynn Kizzire Michael W. Duffel Michael D. Henry Robert J. Kerns Michael A. Spies

Chapter 1 presents a review of the current literature on non-viral gene delivery with special emphasis on peptide gene delivery carriers and the use of acridine. Barriers to systemically-administered non-viral gene delivery and remedies to overcome them individually will be discussed, and two physical methods of particular importance in examining circulating polyplexes (DNA and peptide carrier)...

Journal: :Acta biomaterialia 2012
Wahid Khan Hossein Hosseinkhani Diana Ickowicz Po-Da Hong Da-Shyong Yu Abraham J Domb

Gene delivery is a promising technique that involves in vitro or in vivo introduction of exogenous genes into cells for experimental and therapeutic purposes. Successful gene delivery depends on the development of effective and safe delivery vectors. Two main delivery systems, viral and non-viral gene carriers, are currently deployed for gene therapy. While most current gene therapy clinical tr...

Journal: :Molecular therapy : the journal of the American Society of Gene Therapy 2011
Jae-Hyung Jang David V Schaffer Lonnie D Shea

Integrating viral gene delivery with engineered biomaterials is a promising strategy to overcome a number of challenges associated with virus-mediated gene delivery, including inefficient delivery to specific cell types, limited tropism, spread of vectors to distant sites, and immune responses. Viral vectors can be combined with biomaterials either through encapsulation within the material or i...

Gene silencing using RNAi (RNA interference), has recently been used as a successful laboratory technique in determining the function and control of gene expression and provides a wide range of applications in molecular biology and gene therapy. RNAi is a method of suppressing gene expression. In this direction, a single-stranded RNA molecule of about 21–23 nucleotides, called siRNA (small inte...

Journal: :Frontiers in bioscience 2013
Yu Gan Zheng Jing Ruth Anne Stetler Guodong Cao

Recent achievements in the understanding of molecular events involved in the pathogenesis of central nervous system (CNS) injury have made gene transfer a promising approach for various neurological disorders, including cerebrovascular diseases. However, special obstacles, including the post-mitotic nature of neurons and the blood-brain barrier (BBB), constitute key challenges for gene delivery...

Journal: :Yakugaku zasshi : Journal of the Pharmaceutical Society of Japan 2007
Hideyoshi Harashima Kentaro Kogure Yuma Yamada Hidetaka Akita Hiroyuki Kamiya

This review introduces a new concept "Programmed Packaging" to develop a non-viral gene delivery system. Based on this concept, multifunctional envelope type nano devices (MEND) were developed for in vitro, in situ and in vivo conditions. A quantitative study to identify a rate limiting step in intracellular trafficking was also shown between viral and non-viral vectors, which indicated an impo...

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