Targeting rare cardiomyopathy conditions with no approved disease-modifying therapies, Atrium Therapeutics Inc. started operations in San Diego, assuming the public listing and technology once held by Avidity Biosciences Inc., an RNA company acquired by Novartis AG for about $12 billion. Novartis closed the M&A, announced last October, as Atrium unveiled its pipeline and a $270 million cash position.

Targeting rare cardiomyopathy conditions with no approved disease-modifying therapies, Atrium Therapeutics Inc. started operations in San Diego, assuming the public listing and technology once held by Avidity Biosciences Inc., an RNA company acquired by Novartis AG for about $12 billion. Novartis closed the M&A, announced last October, as Atrium unveiled its pipeline and a $270 million cash position.

Avidity Biosciences Inc. has announced two new precision cardiology development candidates targeting rare genetic cardiomyopathies. AOC-1086 targets phospholamban (PLN) cardiomyopathy and AOC-1072 targets protein kinase AMP-activated noncatalytic subunit γ2 (PRKAG2) syndrome.