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Related Concept Videos

Gene Therapy00:59

Gene Therapy

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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...
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Microorganisms in Medicine and Therapeutics01:29

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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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Analgesia and Pain Management01:25

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Pain is critical to various clinical pathologies, provoking an urgent need for effective management. Pain, whether acute or chronic, is a complex neurochemical process. Its alleviation depends on the type, with nonopioid analgesics effective for mild to moderate pain, such as musculoskeletal or inflammatory pain, while neuropathic pain responds best to anticonvulsants, tricyclic antidepressants, or serotonin/norepinephrine reuptake inhibitors. For severe acute or chronic pain, opioids may be...
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Related Experiment Video

Updated: Apr 12, 2026

Stereotaxic Injection of a Viral Vector for Conditional Gene Manipulation in the Mouse Spinal Cord
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Current gene therapy using viral vectors for chronic pain.

Jean-Marc G Guedon1,2, Shaogen Wu3, Xuexing Zheng4

  • 1Graduate Program in Molecular Virology and Microbiology, University of Pittsburgh, School of Medicine, Pittsburgh, PA, 15213, USA. jmguedon@gmail.com.

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Summary

Gene therapy offers new chronic pain management strategies, targeting specific mechanisms with viral vectors like HSV and AAV. This approach complements traditional pharmacotherapy for conditions like neuropathic pain.

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Area of Science:

  • Neuroscience
  • Molecular Biology
  • Pharmacology

Background:

  • Chronic pain presents complex challenges for pharmacotherapy, necessitating novel treatment approaches.
  • Gene therapy offers a promising complementary strategy by targeting specific pain mechanisms in a tissue-specific manner.

Purpose of the Study:

  • To review distinct gene therapy approaches for chronic pain management.
  • To highlight the potential of gene therapy in addressing specific pain pathologies and mechanisms.

Main Methods:

  • Utilizing viral vectors such as herpes simplex virus (HSV) and adeno-associated virus (AAV) for gene delivery.
  • Investigating strategies to restore gene expression (e.g., Kv1.2) and deliver therapeutic gene products (e.g., enkephalin, TNF soluble receptor).
  • Examining the role of pro-inflammatory and anti-inflammatory cytokines in neuropathic pain and opioid-related conditions.

Main Results:

  • Pre-clinical models assess vector biodistribution and neurotoxicity of HSV and AAV vectors.
  • Restoring Kv1.2 expression in sensory neurons shows potential for alleviating neuropathic pain.
  • Gene therapy strategies targeting cytokines may mitigate neuropathic pain and opioid tolerance/withdrawal.

Conclusions:

  • Gene therapy provides targeted approaches for diverse chronic pain conditions.
  • Multiple gene therapy strategies can address specific pathologies, offering personalized pain management.
  • This collection showcases advancements in gene therapy for complex pain disorders.