ARCA Raises $18 Million

ARCA Discovery Inc., a Denver-based developer of genetically-targeted therapies for cardiovascular diseases, has raised $18 million in second-round funding, according to VentureWire. InterWest Partners and Skyline Ventures co-led the deal, with return backers Atlas Venture and Boulder Ventures also participating. ARCA spun out of Myogen in 2005, and raised a $15 million Series A round.