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Updated: Nov 19, 2025
Rat Model of Widespread Cerebral Cortical Demyelination Induced by an Intracerebral Injection of Pro-Inflammatory Cytokines
Published on: September 21, 2021
Protocol for a mouse CNS demyelination model induced by a combination of HSV-1 and IL-2
Satoshi Hirose1, Kati Tormanen1, Mihoko Kato2
1Center for Neurobiology & Vaccine Development, Ophthalmology Research, Department of Surgery, Cedars-Sinai Medical Center, Los Angeles, CA 90048, USA.
Abstract:
Multiple sclerosis (MS) is an autoimmune demyelinating disease of the central nervous system. Although viruses have been suggested to be a contributing environmental factor, conventional experimental MS mouse models do not account for this aspect. Here, we describe a mouse model to induce and evaluate demyelinating disease with both a viral and an immune component via ocular infection with a recombinant herpes simplex virus expressing murine interleukin-2. For complete details on the use and execution of this protocol, please refer to Hirose et al. (2020).
Insights
Researchers developed a novel mouse model for multiple sclerosis (MS) that incorporates a viral trigger. This new model helps study demyelinating diseases with both viral and immune factors.
Area of Science:
- Neuroimmunology
- Virology
- Demyelinating Diseases
Background:
- Multiple sclerosis (MS) is an autoimmune central nervous system disorder.
- Current MS mouse models do not fully incorporate viral environmental factors.
- Understanding the interplay between viral infections and immune responses in MS pathogenesis is crucial.
Purpose of the Study:
- To develop and validate a novel mouse model for studying demyelinating diseases.
- To investigate the role of viral and immune components in inducing central nervous system demyelination.
- To provide a new experimental platform for evaluating therapeutic strategies in MS.
Main Methods:
- Ocular infection of mice with a recombinant herpes simplex virus.
- The virus was engineered to express murine interleukin-2.
- Evaluation of induced demyelinating disease and associated immune responses.
Main Results:
- Successfully induced a demyelinating disease in a mouse model.
- The model integrates both viral infection and immune-mediated pathology.
- The protocol allows for the study of disease induction and evaluation.
Conclusions:
- A novel mouse model combining viral and immune components for studying demyelinating disease has been established.
- This model offers a new avenue for MS research, particularly concerning environmental triggers.
- Further research using this model can elucidate MS pathogenesis and inform treatment development.
