WEST CONSHOHOCKEN, Pa.--(BUSINESS WIRE)--Zelos Therapeutics, Inc. today announced the appointment of David S. Krause, MD, FACP, as the Company’s Senior Vice President of R&D and Chief Medical Officer. Dr. Krause has served as a clinical and regulatory advisor to Zelos since 2006 and brings over 18 years of biopharmaceutical development experience to the Company.