-Semma's unique investigational approach combines robust production process of pancreatic islet cells with proprietary delivery system to restore insulin secretion in type 1 diabetes patients- -Semma to be acquired for $950 million in cash- BOSTON & CAMBRIDGE, Mass.--(BUSINESS WIRE)--Sep. 3, 2019-- Vertex Pharmaceuticals Incorporated (NASDAQ: VRTX) today announced that the company has entered into a definitive agreement under which Vertex will acquire Semma T...