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Biospective's multiple sclerosis animal models (EAE & cuprizone) are optimized for translational neuroscience drug development. These mouse models feature demyelination, inflammatory infiltrates, microgliosis, astrogliosis, and axonal injury. Readouts include clinical & motor assessments, fluid biomarkers (e.g. NfL, cytokines), in vivo imaging (MRI), and quantitative IHC/IF. As a neuroscience CRO, Biospective provides efficacy, MoA, and target-engagement studies in these MS mouse models.

Biospective specializes in mouse models of multiple sclerosis (MS) that replicate key features of human MS, with substantial expertise in neuroimmunology. As a global preclinical contract research organization, we support biotech and pharmaceutical drug development programs using validated multiple sclerosis rodent models for therapeutic efficacy, mechanism-of-action, target engagement, and PK/PD studies across small molecules, antisense oligonucleotides (ASOs), gene therapy (AAVs), antibodies, and other biologics. With fully integrated, end-to-end preclinical services, Biospective facilitates translational MS research from study design through data interpretation.

Multiple Sclerosis Mouse Models – Our Core Expertise

Biospective specializes in disease-relevant MS mouse models for drug development.

Demyelination and inflammation are defining features of multiple sclerosis. As part of our neuroinflammation models portfolio, Biospective has built specialized capabilities around multiple sclerosis animal models.

At Biospective, we use both EAE mice and cuprizone mice to model different aspects of human MS. EAE models autoimmune-mediated demyelination and axonal damage, while cuprizone models demyelination & remyelination without peripheral inflammation. Our in vivo services are focused on reproducibility, well-defined model phenotypes, and the integration of clinical, motor, imaging, biochemical, molecular, and quantitative IHC/IF endpoints to enable comprehensive in vivo MS model efficacy studies and exploration of mechanism-of-action.

EAE Models - MS Spinal Cord

EAE Models

Experimental Autoimmune Encephalomyelitis (EAE) is a gold-standard multiple sclerosis mouse model for assessing therapeutic agents targeting autoimmune-mediated CNS disease. The EAE induction is most commonly performed by immunizing mice against myelin-derived antigens, such as MOG, MBP, and PLP. EAE mice model several aspects of human MS.

This model of multiple sclerosis is a primarily T cell-mediated autoimmune disease with several key pathologic features, including demyelination, peripheral inflammation (lymphocytes, macrophages), microgliosis, astrogliosis, axonal injury, and axon degeneration.

Cuprizone Models - MS IHC

Cuprizone Models

The cuprizone MS mouse model of demyelination & remyelination is induced by feeding mice the copper-chelating cuprizone toxin. Cuprizone administration in mice models several aspects of human multiple sclerosis (MS), including demyelination, spontaneous remyelination, oligodendrocyte precursor cell (OPC) proliferation & maturation, astrogliosis, and microgliosis.

The pathology in this demyelination model is primarily limited to the corpus callosum with a highly predictable time course. This demyelination mouse model is well-suited for therapeutic efficacy studies.

Why Choose Biospective as Your MS Models CRO?

Biospective is a neuroscience CRO with a focus on MS animal models, strong scientific expertise, and extensive experience conducting preclinical studies with multiple sclerosis models.

  • Specialized Multiple Sclerosis CRO: Focused on MS and neuroinflammatory disease models, not a generalist animal provider.

  • Multiple Validated MS Models: EAE and cuprizone mouse models are readily available for studies.

  • Multiple Sclerosis Expertise: Deep scientific expertise in multiple sclerosis biology and pathology.

  • Integrated Services: Fully integrated preclinical services from study design to data interpretation, ensuring seamless execution.

  • Proven Efficacy Data: Industry-standard EAE & cuprizone models efficacy datasets and extensive historical controls for robust benchmarking.

  • Accelerated Timelines: Rapid study initiation and efficient workflows to compress timelines without sacrificing quality.

  • Translational Biomarkers: Advanced biomarkers (MRI, PET imaging, CSF/blood assays) that bridge preclinical findings to clinical outcomes.

  • Flexible & Customized Study Designs: Our scientists work with your team to customize the study design to best fit your goals.
  • Global Support: Experience supporting biotech and pharma clients worldwide, with responsive project management and communication.

Our scientists work as an extension of your internal team, collaborating closely to ensure scientific rigor, reproducibility, and translational relevance at every stage of your MS research program.

End-to-End Multiple Sclerosis Models Preclinical CRO Services

Biospective offers fully integrated preclinical contract research services.

  • Study design & model selection – expert guidance on choosing the right MS model and designing robust studies

  • In vivo efficacy studies – execution of treatment studies with comprehensive monitoring of outcomes

  • Biodistribution & PK/PD – analysis of drug distribution and pharmacokinetics/pharmacodynamics in CNS and periphery

  • Target engagement assays – confirmation that the therapeutic hits its molecular target (e.g. remyelination, reduced inflammation)

  • Clinical & motor scoring – measures such as the EAE Score

  • In vivo multi-modality imaging – MRI, PET, SPECT, fluorescence, and bioluminescence imaging to track disease and treatment effects

  • Immunoassays – biomarker quantification in CSF, blood, and tissue (e.g. NfL, cytokines, chemokines)

  • Immunohistochemistry (IHC) & multiplex immunofluorescence (mIF) – post-mortem tissue staining & quantitative image analysis to assess pathology and therapeutic impact

  • Data analysis & reporting – rigorous quantitative analysis, statistics, and comprehensive reporting by our scientists

This end-to-end approach minimizes handoffs, accelerates timelines, and reduces risk for our sponsors by keeping all aspects of the study with one expert team.

How are MS Mouse Models Used in Drug Development?

We work closely with our biotech and pharma sponsors to:

  • Evaluate therapeutic efficacy and dose-response in MS models

  • Assess target engagement and disease-modifying effects

  • Support translational biomarker strategies, including imaging and fluid biomarkers for clinical readiness

Our MS mouse models are optimized for in vivo testing of multiple therapeutic modalities, including both traditional and advanced approaches:

Small Molecules

  • Brain penetration and PK/PD profile

  • Behavioral efficacy on clinical & motor symptoms

  • Reduction of pathology (demyelination, axonal injury, inflammation)

RNA-Targeted Therapies

  • Target knockdown verification (e.g. mRNA or protein level reduction)
  • CNS biodistribution of ASOs/siRNA

  • Translational biomarker readouts to confirm pathway engagement

Gene Therapy & Viral Vectors

  • Transgene expression levels in target regions

  • Regional biodistribution of viral vectors (e.g. AAV spread)

  • Functional rescue or disease modification outcomes (behavioral and pathological improvements)

Antibodies & Biologics

  • CNS exposure and penetration of biologics (e.g. BBB engagement)

  • Aβ and Tau aggregation clearance or reduction

  • Mechanism-of-action validation (target binding, downstream signaling changes)

Contact us to learn more about our characterization of our Multiple Sclerosis mouse models, our validated measures, and our Preclinical Neuroscience CRO services.

FAQs

What is Cuprizone?

Cuprizone [oxalic acid bis(cyclohexylidene hydrazide)] is a copper-chelating compound. The chemical properties of cuprizone are well-established. It is used to produce a toxic demyelination in mice to generate a model of multiple sclerosis. A good review of this MS model can be found in Torkildsen et al., 2008.

Administration of cuprizone to mice induces damage to oligodendrocytes with concomitant microglial activation and astrogliosis, primarily in the corpus callosum. When mice are put back on normal chow, spontaneous remyelination occurs via the migration and maturation of oligodendrocyte precursor cells (OPCs).


What is MOG EAE?

Myelin Oligodendrocyte Glycoprotein (MOG) is a transmembrane protein expressed by oligodendrocytes and forms part of the myelin sheath. It is used as an antigen to induce autoimmune-mediated demyelination in C57BL/6 mice to serve as a multiple sclerosis model.


Are motor symptoms observed in these multiple sclerosis mouse models?

We observe motor symptoms, including ascending paralysis, in the EAE mouse model. We use a well-established motor scoring system to evaluate disease progression. We can also quantitatively measure grip strength in these mice.


Can Biospective identify different stages of oligodendrocyte maturation?

Yes, we can use multiplex immunofluorescence to identify different stages of the oligodendrocyte lineage in the cuprizone MS model.


Related Content

Up-to-date information on Multiple Sclerosis and best practices related to the evaluation of therapeutic agents in MS animal models.

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