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Related Experiment Video

Updated: May 24, 2026

A Computational Pipeline for Intergenic/Intragenic Enhancer RNA Quantification in Mouse Embryonic Stem Cells
06:02

A Computational Pipeline for Intergenic/Intragenic Enhancer RNA Quantification in Mouse Embryonic Stem Cells

Published on: October 28, 2025

PiggyBac toolbox.

Mario Di Matteo1, Janka Mátrai, Eyayu Belay

  • 1Division of Gene Therapy & Regenerative Medicine, Free University of Brussels (VUB), University Medical Center - Jette, Brussels, Belgium.

Methods in Molecular Biology (Clifton, N.J.)
|February 28, 2012
PubMed
Summary

The PiggyBac (PB) transposon system enables stable gene delivery for gene therapy and regenerative medicine. Its "traceless excision" feature is ideal for generating induced pluripotent stem cells (iPSCs) without residual reprogramming factors.

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Area of Science:

  • Molecular Biology
  • Genetics
  • Biotechnology

Background:

  • The PiggyBac (PB) transposon system, derived from Trichoplusia ni, is a highly active DNA-based genetic engineering tool.
  • Engineered PB transposase (PBase) and DNA elements enhance transposition efficiency, expanding its utility.
  • PB system is crucial for stable gene delivery across diverse cell types and species.

Purpose of the Study:

  • To highlight the versatility and applications of the engineered PB transposon system.
  • To demonstrate the efficacy of PB transposons for gene delivery in human hematopoietic stem cells (HSCs).
  • To showcase the PB toolbox for generating induced pluripotent stem cells (iPSCs) with a traceless excision mechanism.

Main Methods:

  • Engineering of PB transposase and transposon DNA elements to optimize transposition.

Related Experiment Videos

Last Updated: May 24, 2026

A Computational Pipeline for Intergenic/Intragenic Enhancer RNA Quantification in Mouse Embryonic Stem Cells
06:02

A Computational Pipeline for Intergenic/Intragenic Enhancer RNA Quantification in Mouse Embryonic Stem Cells

Published on: October 28, 2025

  • Utilizing PB transposons for stable gene delivery into human CD34(+) HSCs.
  • Developing a PB-based nonviral toolbox for iPSC generation using reprogramming factors.

    • Main Results:

    • PB transposon system demonstrated efficient and stable gene delivery into mammalian cells, including HSCs.
    • Sustained transgene expression was observed in differentiated progeny of PB-modified HSCs.
    • A PB-based toolbox enabled iPSC generation with a novel "traceless excision" capability.

    Conclusions:

    • The engineered PB transposon system offers a versatile platform for gene therapy and regenerative medicine.
    • PB transposons are effective for stable genetic modification of hematopoietic stem cells.
    • The PB toolbox provides a safe and efficient method for iPSC generation, minimizing risks associated with residual reprogramming factors.