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Related Concept Videos

Multiple Sclerosis l: Introduction01:19

Multiple Sclerosis l: Introduction

Multiple sclerosis is a chronic autoimmune disease of the central nervous system (CNS) that affects the brain, spinal cord, and optic nerves. It is an inflammatory demyelinating disorder and a leading cause of neurological disability in young adults.EpidemiologyMS commonly begins between 20 and 40 years of age and is twice as common in women. Its exact cause remains unclear, but genetic susceptibility contributes, with higher risk in first-degree relatives and identical twins. A greater...
Cancer Vaccines01:30

Cancer Vaccines

Cancer treatment vaccines are a rapidly evolving field that offers a promising approach to immunotherapy. Unlike traditional vaccines that prevent diseases, cancer treatment vaccines are designed to treat existing cancers by stimulating the immune system to recognize and attack cancer cells.
Cancer vaccines come in two categories: preventive (prophylactic) and treatment (active). Preventive vaccines, such as the Human Papillomavirus (HPV) vaccine, protect against viruses that cause certain...
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DNA Bacteriophages

Bacteriophages, or phages, are viruses that specifically infect bacteria, utilizing their genetic material to hijack host cellular machinery for replication. DNA bacteriophages employ single-stranded DNA (ssDNA) or double-stranded DNA (dsDNA) genomes. These phages exhibit diverse replication strategies and host interactions, influencing their ecological roles and applications in biotechnology and medicine.ssDNA BacteriophagesssDNA phages, with their small genomes, utilize unique strategies to...
Cross-reactivity00:42

Cross-reactivity

Overview
Vaccines01:21

Vaccines

Vaccines are among the most effective tools in preventive medicine, designed to prepare the immune system to recognize and combat infectious agents. By introducing antigens—substances that the immune system identifies as foreign—vaccines stimulate an adaptive immune response that leads to immunological memory. This immunological memory enables the body to mount a faster and more effective response upon future exposures to the actual pathogen.Vaccines can be categorized based on the type of...
Respiratory Syncytial Virus Disease01:29

Respiratory Syncytial Virus Disease

Human respiratory syncytial virus (RSV) is a widespread pathogen that primarily targets infants and young children but also poses a serious health risk to elderly and immunocompromised individuals. Belonging to the Pneumoviridae family, RSV is a negative-sense, single-stranded RNA virus within the Pneumovirus genus. Its global health burden is significant, with millions of cases annually resulting in hospitalizations and mortality, particularly in resource-limited settings. Although most...

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Related Experiment Video

Updated: Jul 2, 2026

Skin Tattooing As A Novel Approach For DNA Vaccine Delivery
06:37

Skin Tattooing As A Novel Approach For DNA Vaccine Delivery

Published on: October 18, 2012

A DNA vaccine for multiple sclerosis.

Hideki Garren1

  • 1Stanford University, Department of Neurology and Neurological Sciences, Stanford, CA, USA. hgarren@stanford.edu

Expert Opinion on Biological Therapy
|September 9, 2008
PubMed
Summary

A DNA vaccine for multiple sclerosis (MS) showed promising safety and efficacy in clinical trials. This antigen-specific therapy, BHT-3009, reduced brain lesions and relapses in MS patients.

Area of Science:

  • Neuroimmunology
  • Vaccine development
  • Autoimmune diseases

Background:

  • Multiple sclerosis (MS) requires safe and effective therapeutic strategies.
  • Antigen-specific treatments offer a promising approach to managing MS by targeting specific immune responses.
  • DNA vaccines represent an evolving modality for antigen-specific immunotherapy.

Purpose of the Study:

  • To evaluate the viability of a DNA vaccine as an antigen-specific treatment for multiple sclerosis.
  • To assess the safety and efficacy profile of BHT-3009, a DNA vaccine targeting myelin basic protein.

Main Methods:

  • Phase I and II clinical trials were conducted to assess BHT-3009.
  • The study focused on safety, tolerability, and immune response in MS patients.

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  • Efficacy was measured by reduction in brain lesion activity and clinical relapses.
  • Main Results:

    • BHT-3009 was found to be safe and well-tolerated in patients with multiple sclerosis.
    • The vaccine successfully induced antigen-specific immune tolerance.
    • Significant reductions in brain lesion activity and clinical relapses were observed in patients with active disease at baseline.

    Conclusions:

    • BHT-3009 demonstrates potential as a novel, safe, and effective antigen-specific therapy for multiple sclerosis.
    • This DNA vaccine may represent a breakthrough in the development of targeted treatments for MS.
    • Further development of BHT-3009 is warranted based on its promising clinical trial outcomes.