execution
bluebird bio Rebrands as Genetix Biotherapeutics Following Private Equity Buyout
bluebird bio; Genetix Biotherapeutics; private equity buyout; Carlyle; SK Capital Partners; gene therapy; rebranding; FDA-approved therapies; David Meek; sickle cell disease; β-thalassemia; cerebral adrenoleukodystrophy; commercial execution; manufacturing investment