Korro Bio, Inc. is adding $116m in series B funding to enable the expansion of its pipeline of RNA-editing therapies beyond its lead preclinical program in alpha-1 antitrypsin deficiency (AATP). After announcing the investment led by Eventide Asset Management on 5 January, Korro’s CEO Ram Aiyar told Scrip that he believes RNA editing offers potential in a wide range of therapeutic spaces and that he wants to de-risk the biotech’s R&D prospects with multiple programs.
Korro’s $116m Series B Round Will Advance Pipeline Beyond AATP
Hoping to bring a candidate for the alpha-1 disorder into the clinic in 2023, Korro’s latest funding is meant to enable development of a rare CNS disorder drug and a third drug for a more prevalent indication.

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CEO Kris Elverum told Scrip about the start-up’s platform for editing RNA to correct genetic variants that cause harm and to reproduce healthy variants as a means of treating disease.
The four-year-old firm said it plans to advance programs toward the clinic from the funding round, which comes just over a year after signing two major pharma partnerships.
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