Finally, skipping from one Duchenne muscular dystrophy (DMD) rival to the next, Prosensa (NASDAQ: RNA ) advanced 24.4% after also presenting at the JPMorgan Healthcare Conference, and issuing a press release outlining additional clinical studies of drisapersen, its DMD drug, which failed miserably in late-stage studies in September. According to Prosensa, after further review of its clinical studies, it believes that earlier treatment of the disease, and therefore a longer period of treatment, could delay disease progression. Furthermore, Prosensa intends to consult with clinical experts and regulators to determine the next move for drisapersen. As I stated earlier today, I wouldn't get too excited about these initial findings, with the experimental drug delivering such unimpressive results in its phase 3 study. In addition, Prosensa no longer has a partner -- GlaxoSmithKline ended its pact with the company earlier this week...
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