John Leonard, Intellia CEO

Along­side promis­ing first HAE da­ta, In­tel­lia posts read­out in Re­gen­eron-part­nered AT­TR pro­gram

In Au­gust, Al­ny­lam tout­ed a Phase III suc­cess for transthyretin amy­loi­do­sis, or AT­TR for short, with car­diomy­opa­thy — a dis­ease that caus­es pro­tein buildup in the heart, so it can’t pump at full ca­pac­i­ty. How­ev­er, In­tel­lia and Re­gen­eron are here to com­pete, with a ther­a­py that on­ly needs to be dosed once.

In to­day’s up­date on part 1 of the study, In­tel­lia said that its ther­a­py, known as NT­LA-2001, re­duced mean serum transthyretin (the pro­tein that builds up in the heart) by 93% and 92% in pa­tients who got ei­ther a 0.7 mg/kg or 1.0 mg/kg dose of the ther­a­py, re­spec­tive­ly.

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