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Related Experiment Video

Updated: Jun 19, 2026

Gene Transfection toward Spheroid Cells on Micropatterned Culture Plates for Genetically-modified Cell Transplantation
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Published on: July 31, 2015

Hepatocyte gene transfer mediated by stable polyplexes based on MPP-containing DNA complexes.

Bao-Feng Yu1, Wan-I Li, Xiao-Nian Hu

  • 1Department of Biochemistry and Molecular Biology, Shanxi Medical University, Taiyuan 030001, China.

Hepatobiliary & Pancreatic Diseases International : HBPD INT
|October 14, 2009
PubMed
Summary

A novel nonviral vector, Transvector-rpE-MPP, effectively delivered the enhanced green fluorescent protein (EGFP) gene into mouse liver cells. This gene delivery system shows promise for future gene therapy applications.

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Last Updated: Jun 19, 2026

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Published on: July 31, 2015

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Published on: November 4, 2018

Area of Science:

  • Biotechnology
  • Gene Therapy
  • Nanotechnology

Background:

  • Viral vectors used in gene therapy present significant disadvantages for medical use.
  • This research explores a new nonviral vector as an alternative delivery system.

Purpose of the Study:

  • To investigate a novel nonviral vector, Transvector-rpE-MPP, for gene therapy applications.
  • To determine the optimal conditions for polyplex formation and evaluate their stability and gene delivery efficiency.

Main Methods:

  • Formed polyplexes using Transvector-rpE-MPP, a target gene, and enhanced green fluorescent protein (EGFP) as a reporter gene.
  • Assessed polyplex stability, optimal charge ratios (0 to 1.5), and transduction capacity in mouse hepatocytes (in vitro) and liver tissue (in vivo).

Main Results:

  • Polyplexes with a 1:1 charge ratio exhibited maximum stability, protecting the EGFP gene from enzymatic degradation.
  • Transvector-rpE-MPP successfully delivered the EGFP gene into hepatocytes, with successful expression observed in both cell cultures and liver tissue.

Conclusions:

  • The study demonstrates the potential of Transvector-rpE-MPP as an effective nonviral gene delivery system.
  • These findings provide a basis for the further development of this novel nonviral gene delivery platform.