Ra raises $8.6M in second tranche of series A

Ra Pharmaceuticals Inc. (Cambridge, Mass.) raised $8.6 million in the second tranche of a planned $27 million series A round. Ra raised $10.3 million in the first tranche in February 2010. New Enterprise Associates led the tranche, with participation from Morgenthaler Ventures; Novartis Venture Funds; and Amgen Ventures. ...