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Sarepta Therapeutics’ clinical trial for a gene therapy to treat Duchenne muscular dystrophy has been paused by the Food and Drug Administration because some of the materials used in the treatment weren’t as they should be, the company announced Wednesday.

A stray DNA fragment was found “in connection with routine quality assurance testing” of the plasmids used in the company’s gene therapy, said Douglas Ingram, Sarepta’s president and CEO. Plasmids carry the genetic material used in gene therapy into a cell. The FDA notified Nationwide Children’s Research Institute, where the trial is being conducted, of the clinical hold on Tuesday.

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  • I believe you have some information wrong. the company isn’t starting a new trial by the end of the year. The company is continuing the trial that you referenced that has reported some interim data. That June study is ongoing. That’s the actual study that’s currently on clinical hold.

    Also you’ve truncated the name of the treatment. You’re just referencing the AAV stereotype and the promoter. You aren’t even naming the transgene.

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