Gene therapy

From WikiMD's Wellnesspedia

Gene therapy is an innovative and promising branch of medical research that focuses on the replacement, insertion, or alteration of genes within an individual's cells to treat or prevent disease. This experimental technique may offer curative treatment for genetic disorders, some types of cancer, and certain viral infections.

Overview[edit | edit source]

Gene therapy works by addressing genetic diseases at their source: the genes within the body's cells. By replacing or repairing abnormal genes, this treatment approach can potentially alleviate the root causes of certain diseases, rather than just managing symptoms.

Methods[edit | edit source]

Gene therapy encompasses several techniques:

Gene Replacement[edit | edit source]

In diseases caused by a non-functional or missing gene, a healthy gene can be inserted to replace the faulty one.

Gene Silencing[edit | edit source]

When a gene is producing a harmful product, such as in some types of cancer, gene therapy can be used to "turn off" the problematic gene.

Gene Augmentation[edit | edit source]

This approach enhances the function of a specific gene, encouraging it to produce more of a particular beneficial protein.

Delivery Mechanisms[edit | edit source]

Effective delivery of therapeutic genes into cells is a critical aspect of gene therapy. Commonly, gene therapy uses vectors (usually viruses, which are adept at entering cells) to deliver new or modified genes to the cells.

Applications[edit | edit source]

Gene therapy has potential applications in treating a variety of health conditions, including:

Challenges and Ethical Considerations[edit | edit source]

Despite the promising nature of gene therapy, it is not without challenges, including issues related to the immune response, achieving long-lasting effects, and ethical and regulatory concerns.

Clinical Trials[edit | edit source]

Gene therapy is still largely an experimental technique, with numerous clinical trials underway to assess its safety and efficacy in treating various diseases.

References[edit | edit source]

  • American Society of Gene + Cell Therapy. "What is Gene Therapy?" Retrieved 19 June 2023.
  • National Institute of Health. "Gene Therapy". Retrieved 19 June 2023.
  • Mayo Clinic. "Gene therapy". Retrieved 19 June 2023.
Gene therapy Resources

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