RESEARCH TRIANGLE PARK, N.C., Sept. 30, 2015 -- Liquidia Technologies today announced that GlaxoSmithKline (GSK) has exercised its option under a Collaboration and Option Agreement signed in 2012 to exclusively license the right to research, develop, and commercialize inhaled therapeutics derived from the company's proprietary PRINT® technology. Through this collaboration, Liquidia and GSK will continue to work together with the goal of advancing inhaled therapeutics into clinical studies.