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Ionis Pharmaceuticals / Biogen

     Approach: Antisense Oligonucleotide

     Status: Preclinical.  Predecessor compound, ISIS-DMPKRx completed a Phase 1 study but proved not potent enough. Ionis is working on muscle-targeting ligands to increase potency.

     Presentation at 2018 MDF Conference

     2012 Press Release Announcing Biogen-Isis (now Ionis) deal

     Article on Phase 1 results of predecessor compound

     2019 Article: Conjugation of hydrophobic moieties enhances potency of antisense oligonucleotides in the muscle of rodents and non-human primates

    2018 Article: Non-invasive monitoring of alternative splicing outcomes to identify candidate therapies for myotonic dystrophy type 1 

    2017 Article: Targeting DMPK with Antisense Oligonucleotide Improves Muscle Strength in Myotonic Dystrophy Type 1 Mice

    September 14, 2019 Presentation at Myotonic conference (starts at 27:00)

    April 2, 2020 Article: Systemic therapy in an RNA toxicity mouse model with an antisense oligonucleotide therapy targeting a non-CUG sequence within the DMPK 3′UTR RNA

    Sept. 2020 Presentation at Myotonic Dystrophy Foundation annual conference (starts at 13:30)

    Dec. 2020 study Antisense oligonucleotide and adjuvant exercise therapy reverse fatigue in old mice with myotonic dystrophy

   April 2021 Biogen presentation for Myotonic Dystrophy Foundation

   Apr. 16, 2021 publication by Ionis/Univ of Virginia: Modeling muscle regeneration in RNA toxicity mice

   July 13, 2021 deal between Ionis and Bicycle for TfR1 tissue-targeted oligonucleotide delivery technology

   Jan. 25, 2022 study  Antisense oligonucleotides as a potential treatment for brain deficits observed in myotonic dystrophy type 1

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