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Related Concept Videos

Gene Therapy00:59

Gene Therapy

Gene therapy is a technique where a gene is inserted into a person’s cells to prevent or treat a serious disease. The added gene may be a healthy version of the gene that is mutated in the patient, or it could be a different gene that inactivates or compensates for the patient’s disease-causing gene. For example, in patients with severe combined immunodeficiency (SCID) due to a mutation in the gene for the enzyme adenosine deaminase, a functioning version of the gene can be inserted. The...
Microorganisms in Medicine and Therapeutics01:29

Microorganisms in Medicine and Therapeutics

Microorganisms play a fundamental role in vaccine development, gene therapy, and therapeutic production. Their biological properties are harnessed to advance medicine and public health. Beyond immunization, microorganisms contribute to gut health, antibiotic synthesis, and genetic disease treatment.Live Attenuated and Inactivated VaccinesLive attenuated vaccines, such as the measles, mumps, and rubella (MMR) vaccine, utilize weakened forms of pathogens to closely resemble natural infections.

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Vascular Gene Transfer from Metallic Stent Surfaces Using Adenoviral Vectors Tethered through Hydrolysable Cross-linkers
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Physical non-viral gene delivery methods for tissue engineering.

Adam J Mellott1, M Laird Forrest, Michael S Detamore

  • 1Bioengineering Program, University of Kansas, Lawrence, KS 66045, USA.

Annals of Biomedical Engineering
|October 27, 2012
PubMed
Summary
This summary is machine-generated.

Gene therapy in tissue engineering faces challenges with nucleic acid delivery. Physical non-viral methods like electroporation show promise but require improved cell viability for successful tissue regeneration.

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Area of Science:

  • Biomedical Engineering
  • Gene Therapy
  • Regenerative Medicine

Background:

  • Gene therapy integration into tissue engineering is challenging due to nucleic acid delivery difficulties.
  • Viral vectors offer high efficiency but pose safety concerns.
  • Non-viral vectors are preferred for safety but have lower transfection efficiencies.

Purpose of the Study:

  • To review and compare physical non-viral gene delivery methods for tissue engineering.
  • To examine the advantages and disadvantages of various physical vectors.
  • To highlight electroporation and Nucleofection™ for their versatility and efficiency.

Main Methods:

  • Review of physical non-viral gene delivery techniques including microinjection, ballistic, electroporation, sonoporation, laser, magnetofection, and electric field-induced molecular vibration.
  • Special focus on electroporation and Nucleofection™.
  • Analysis of cellular attributes for improving differentiation strategies.

Main Results:

  • Electroporation demonstrates high transfection efficiency in various cell types, crucial for tissue engineering.
  • Physical non-viral methods, including electroporation, are limited by poor cell viability.
  • No single non-viral strategy is universally effective for all cell types and tissues.

Conclusions:

  • Improving cell viability in efficient physical non-viral gene delivery is key to advancing tissue engineering.
  • Electroporation offers significant potential but requires optimization to overcome viability limitations.
  • Further research into physical non-viral vectors is needed to enhance tissue regeneration applications.