Solid Biosciences Inc. · NASDAQ:SLDB

Solid Biosciences — Investor Presentation (January 2019)

29 slides from Solid Biosciences's investor presentation, Jan 8, 2019

  1. Slide 1: Solid Biosciences

    Solid Biosciences Ilan Ganot, Co-Founder, CEO and President January 2019 Exhibit 99.1

  2. Slide 2: Forward-Looking Statements

    Forward-Looking Statements This presentation includes “forward-looking statements” within the meaning of the Private Securities Litigation Reform Act of 1995, which involve a number of risks and uncertainties. These forward-looking statements include all matters that are not historical facts and, wi

  3. Slide 3: Purpose-Built to Solve Duchenne Muscular Dystrophy

    Purpose-Built to Solve Duchenne Muscular Dystrophy © 2019 Solid Biosciences 360-degree Approach Address all facets of DMD Differentiated Lead Gene Transfer Preliminary clinical data this quarter Scalable Manufacturing Process Meet clinical and commercial needs

  4. Slide 4: Duchenne Is A Devastating Muscle-Wasting Disease

    Duchenne Is A Devastating Muscle-Wasting Disease 10-15,000 cases in the U.S. *Source: Erik Landfeldt, Peter Lindgren, Christopher F. Bell, et al. The burden of Duchenne muscular dystrophy: An international, cross-sectional study. Neurology 2014. Progressive & irreversible Caused by mutations in the

  5. Slide 5: Solid Is Addressing The Full Spectrum Of Duchenne Corrective Therapies

    Solid Is Addressing The Full Spectrum Of Duchenne Corrective Therapies Gene therapy to address the genetic cause of DMD Disease understanding Assistive devices Biomarkers and endpoints to improve development Technology to support mobility Disease-modifying therapies Small molecules and biologics to

  6. Slide 6: Solid Pipeline

    Solid Pipeline PRECLINICAL PHASE I/II SGT-001 Gene Transfer Anti-LTBP4 Biologic MARKETED Corrective Therapies Disease Modifying Therapies DISCOVERY NAME PHASE III Solid Suit PROTOTYPE DEVELOPMENT TESTING Assistive Devices MARKETED NAME Next-Generation Promoter Next-Generation Vector Next-Generation

  7. Slide 7: Innovation in Gene Transfer Corrective Therapies

    Innovation in Gene Transfer Corrective Therapies

  8. Slide 8: Gene Therapy To Address The Genetic Cause Of DMD: Healthy muscle

    Gene Therapy To Address The Genetic Cause Of DMD Visual representation only Healthy muscle Muscle Membrane Myofibril Actin Dystrophin Dystrophin protects the muscle from damage and stabilizes critical dystrophin-associated proteins

  9. Slide 9: Gene Therapy To Address The Genetic Cause Of DMD: Dystrophic muscle

    Gene Therapy To Address The Genetic Cause Of DMD Visual representation only Dystrophic muscle In DMD, mutations in the dystrophin gene result in the loss of functional dystrophin protein Muscle fibers become unstable, lose the ability to repair and become fibrotic Myofibril Muscle Membrane Actin

  10. Slide 10: Gene Therapy To Address The Genetic Cause Of DMD: Treated muscle

    Gene Therapy To Address The Genetic Cause Of DMD Visual representation only Treated muscle Myofibril Microdystrophin Microdystrophin gene transfer encodes for a functional dystrophin protein surrogate designed to replace the missing dystrophin protein Actin Muscle Membrane

  11. Slide 11: Each Component Of SGT-001 Was Carefully Selected

    Each Component Of SGT-001 Was Carefully Selected AAV9 Vector Skeletal and cardiac transduction CK8 Promoter Expression is highly targeted SGT-001 microdystrophin Transgene Restore key functions of a complex protein

  12. Slide 12: SGT-001 Microdystrophin Has A Differentiated Composition

    SGT-001 Microdystrophin Has A Differentiated Composition Visual representation only Full Length Dystrophin Protein SGT-001 Microdystrophin Protein Exclusive licenses to key patent portfolios covering microdystrophin variants and functional domains (e.g. the nNOS binding domain) SGT-001 selection bas

  13. Slide 13: SGT-001 Promotes Significant Cardiac And Skeletal Muscle Microdystrophin Expression In Mice

    SGT-001 Promotes Significant Cardiac And Skeletal Muscle Microdystrophin Expression In Mice Normal Dystrophic 5E13 vg/kg 2E14 vg/kg Heart Skeletal Muscle (Quadriceps) SGT-001 Solid Biosciences data on file.

  14. Slide 14: CK8 Muscle-Specific Promoter Restricts Expression To Muscles

    CK8 Muscle-Specific Promoter Restricts Expression To Muscles Solid Biosciences data on file. Three month efficacy study in GRMD canines. Representative only. Non-target Tissue Target Tissue 100% 50% 25% 10% 0% 100% 50% 25% 10% 0% 100% 50% 25% 10% 0% Dystrophin Dystrophin Dystrophin Microdystrophin M

  15. Slide 15: Microdystrophin With nNOS Binding Domain Selected Based On Extensive Comparative Analysis

    Microdystrophin With nNOS Binding Domain Selected Based On Extensive Comparative Analysis nNOS Negative nNOS Positive (SGT-001) Vehicle Wild Type J. Chamberlain et al. submitted for publication.

  16. Slide 16: Significant Functional Benefit Demonstrated In Dystrophic Canines

    Significant Functional Benefit Demonstrated In Dystrophic Canines Solid Biosciences data on file. Three month efficacy study in GRMD canines. N=3 per group | * p<0.05 statistical significance.

  17. Slide 17: Long-term Durability Observed In Canines

    Long-term Durability Observed In Canines 30 Months 1 Month 3 Months 24 Months Hakim et al. American Society of Gene and Cell Therapy (ASGCT) 2018.

  18. Slide 18: IGNITE DMD SGT-001 Clinical Program

    IGNITE DMD SGT-001 Clinical Program

  19. Slide 19: SGT-001 Phase I/II Clinical Study Ongoing

    SGT-001 Phase I/II Clinical Study Ongoing Ambulatory children and non-ambulatory adolescents aged 4-17 (n=16-32) SGT-001 treatment group Starting at 5E13 vg/kg; plan to escalate dose Observation Matched control group SGT-001 Primary Endpoints: Safety SGT-001 microdystrophin expression Secondary Endp

  20. Slide 20: Early Planning Enabled A Rational Clinical Approach

    Early Planning Enabled A Rational Clinical Approach Designed to obtain efficacy data at multiple dose levels Microdystrophin expression, muscle function and dose response Includes randomized control arm for comparative data Multiple patients and their matched controls enrolled Supports evaluation ac

  21. Slide 21: Producing Materials Manufacturing

    Producing Materials Manufacturing

  22. Slide 22: Addressing The DMD Gene Therapy Supply Challenge

    Addressing The DMD Gene Therapy Supply Challenge HIGH PREVALENCE ( ) ( ) ( ) HIGH AVERAGE PATIENT WEIGHT HIGH DOSES SIGNIFICANT SUPPLY NEEDS Move quickly with a process that scales up to meet the needs of all patients with DMD Solid Manufacturing Strategy © 2019 Solid Biosciences

  23. Slide 23: GMP Manufacturing Process Currently Producing At Significant Volume

    Successfully scaled up to 250L in suspension and produced multiple batches Each 250L batch can dose multiple patients Utilizes proven, validated and widely-available standard bioreactors GMP Manufacturing Process Currently Producing At Significant Volume 250 Liter Successful scale up to 250L suspens

  24. Slide 24: Scaling Process To Efficiently Supply Commercial Markets

    Continue to optimize process development in Solid labs Maintain low number of bioreactors to support operational efficiencies Create ability to potentially treat 1,000s of patients Scaling Process To Efficiently Supply Commercial Markets 250 Liter Successful scale up to 250L complete Commercial scal

  25. Slide 25: Expanding Pipeline LTBP4 and Next Generation Gene Therapies

    Expanding Pipeline LTBP4 and Next Generation Gene Therapies

  26. Slide 26: Anti-LTBP4 Disease-Modifying Therapy To Address Fibrosis

    Anti-LTBP4 Disease-Modifying Therapy To Address Fibrosis Age at loss of ambulation (yrs.) 5 10 15 100 80 60 40 20 0 Percent ambulatory Improved Muscle Function Decreased Muscle Fibrosis Positive results from blinded, 24-week efficacy study LTBP4 is a powerful genetic modifier in DMD* mdx/hLTBP4 mice

  27. Slide 27: Internal And Partnered Programs To Build Comprehensive Pipeline For Duchenne

    Internal And Partnered Programs To Build Comprehensive Pipeline For Duchenne Augment Muscle Strength Add Functionality to the Microdystrophin Transgene Expand Population and Enable Re-administration Enhance Tissue Expression

  28. Slide 28: Next Generation Screening in Disease-Specific Models Yields Novel Potential AAV Candidates

    Next Generation Screening in Disease-Specific Models Yields Novel Potential AAV Candidates Library 1 Library 2 Library 3 Parental capsids AAV9 AAVrh32.33 AAV2 AAV5 AAV8 AAVrh10 AAV6 AAV1 Capsids enriched in quadriceps Capsids decreased in quadriceps Data on file.

  29. Slide 29: Significant Catalysts In 2019

    Program Advancement Preliminary data in the first quarter of 2019 Interim analysis in the second half of 2019 Pipeline Progress LTBP4 program toward IND Advance next generation promoters/vectors Support mission with targeted business development Significant Catalysts In 2019 Manufacturing process de

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