Moleculin Biotech, Inc. announced the appointment of John M. Climaco as an independent member of the company's Board of Directors, effective July 24, 2017 to fill a board vacancy. John M. Climaco, JD, 48, was most recently the Executive Vice President of Perma-Fix Medical S.A, where he has served as a director since 2013. Since 2012, Mr. Climaco has served as a member of the Board of Directors for Digirad Corporation.