Basic principles and clinical advancements of muscle electrotransfer

Area of Science:

• Biomedical Engineering
• Molecular Biology
• Gene Therapy

Background:

• Muscle electrotransfer is a method for delivering molecules into muscle tissue using electric pulses.
• This technique has demonstrated high efficiency in transferring plasmid DNA to muscles, leading to sustained gene expression.

Purpose of the Study:

• To review the mechanistic and practical advantages and limitations of muscle electrotransfer.
• To detail the effects of electric pulses on muscle tissue.
• To survey current and future clinical applications of DNA electrotransfer to muscle.

Main Methods:

• Review of clinical studies and experiences.
• Detailed description of the biophysical effects of electric pulses on muscle tissue.
• Analysis of ongoing clinical trials and their outcomes.

Main Results:

• Muscle electrotransfer facilitates efficient, long-term gene expression in muscle tissue.
• The method has demonstrated clinical potential in DNA vaccination, systemic protein delivery, and muscle gene defect correction.
• Eight clinical trials are currently underway, indicating significant progress and interest in the technique.

Conclusions:

• Muscle electrotransfer is a promising technology for various therapeutic applications, including gene therapy and vaccination.
• Understanding the underlying mechanisms and practical aspects is crucial for optimizing its clinical use.
• The field is rapidly advancing, with ongoing clinical trials exploring its full potential.