Sarepta Therapeutics, Inc. (NASDAQ: SRPT), a developer of innovative RNA-based therapeutics, today announced Arthur "Art" Krieg, M.D., has been named senior vice president and chief scientific officer. In this role, Dr. Krieg will lead the company’s drug discovery and early-stage research activities. “We are excited to welcome Art to Sarepta as we advance the field of RNA medicine with our proprietary technologies,” said Chris Garabedian, president and chief executive officer of Sarepta Therapeutics. “With more than two decades of experience in oligonucleotide drug development, Art’s outstanding scientific leadership will support the advancement of our exon skipping franchise in Duchenne muscular dystrophy as well as the expansion of our product pipeline.” Dr. Krieg joins Sarepta from RaNA Therapeutics, where he served as chief executive officer since he co-founded the company in 2011. Prior to RaNA, he was chief scientific officer of Pfizer’s Oligonucleotide Therapeutics Unit from 2008 to 2011. Previously, he was the chief scientific officer, executive vice president of research and development, and co-founder of Coley Pharmaceutical Group, prior to its acquisition by Pfizer in 2008. Dr. Krieg discovered the immune stimulatory CpG DNA motif in 1994, which led to a new approach to immunotherapy and vaccine adjuvants. Based on this technology, he co-founded Coley Pharmaceutical Group in 1997, discovering and taking four novel oligonucleotides into clinical development. He was a co-founder of the first antisense journal, Oligonucleotides, which he edited for 16 years, and he co-founded the Oligonucleotide Therapeutic Society. He is a director of Cytos Biotechnology and a member of the scientific advisory boards of RaNA and Mirna Therapeutics. Dr. Krieg received his doctor of medicine degree from Washington University, completed a residency in internal medicine at the University of Minnesota and a rheumatology fellowship at the National Institutes of Health. Upon completing his medical training, he joined the University of Iowa, becoming professor of internal medicine in the Division of Rheumatology. He has published more than 240 scientific papers and is co-inventor on 47 issued U.S. patents covering oligonucleotide technologies.