Although our understanding of RNAi and our knowledge on designing and synthesizing active and safe siRNAs significantly increased during the past decade, targeted delivery remains the major limitation in the development of siRNA therapeutics. On one hand, practical considerations dictate robust chemistry reproducibly providing precise carrier molecules. On the other hand, the multistep delivery...

Gene therapy is defined as introducing genetic information for therapeutic purposes. Besides the conventional strategy of protein replacement for congenital gene defects, gene therapy may have wide applications, including vaccination against cancer and infectious diseases, regenerative medicine by in situ cell regulation by introducing “therapeutic” gene(s), and the ultimate goal of “gene” ther...

Iron oxide nanoparticles (magnetite (Fe3O4), hematite (Fe2O3)) have been received increasing attention in drug and gene delivery. In this work, water-base double layer functionalized iron oxide nanoparticles (DL-IONPs) were designed and prepared of a biodegradable, biocompatible carrier by co-precipitation method with high DNA loading capacity due to self-assembly of a second organic layer. The...

15 Introduction 16 Results and Discussion 18 Determining the effect of transposon integration on Dlk1-Dio3 domain members 18 Integrated transposons directly drive Rtl1 expression 19 Rtl1 expression in cultured hepatocytes promotes growth in ECM 21 In vivo hepatic Rtl1 expression drives tumorigenesis 22 RTL1 activation in human HCC 23 Rtl1-expressing mouse HCCs resemble human S1 subclass 25 Pote...

background and objectives: baculovirus can be used as a vector in gene delivery system. viral envelope of baculovirus would display expressed protein/peptide and it could render as a potential vaccine delivery system. in this regard, the gene coding for a subunit of shiga toxin (stxa) from escherichia coli ( e. coli ) strain was cloned in a baculovirus expression system. stxa subunit has the ab...

  Introduction: Vaccinology provides promising approaches for the control of various infectious diseases. Among different strategies, DNA vaccines offer attractive research opportunities for development of vaccines for induction of antigen-specific immunity owing to their stability, simplicity of delivery, safety and cost effectiveness. However, there is a need to increase their potency by the ...

There is increasing trend in using recombinant stem cells as novel therapeutic candidates in different diseases. These studies encompass different applications from targeted homing of Mesenchymal Stromal (stem) Cells (MSC), to arming them with different cytokines. Resistance to transfection or transduction methods had urged researchers to look for better gene delivery alternates and optimizing ...

The use of polysaccharides as DNA carriers has high potential for gene therapy applications. Pectin is a structural plant polysaccharide heterogeneous with respect to its chemical structure. It contains branches rich in galactose residues which serve as potential ligands for membrane receptors interaction. In order to make the anionic pectin applicable for DNA complexation, it was modified with...