Investor Group

The Frost Group, LLC

The Frost Group is a private investment firm based in Miami and is led by Phillip Frost, M.D. Dr. Frost is the CEO and Chairman of OPKO Health. He is the former Chairman of the Board of Teva Pharmaceutical Industries, Ltd. Dr. Frost had served as Chairman of the Board of Directors and Chief Executive Officer of IVAX Corporation since 1987 until Ivax was acquired by Teva in January 2006.

OPKO Health, Inc.

OPKO Health (NYSE: OPK) is a publicly traded healthcare company involved in the discovery, development and commercialization of proprietary pharmaceutical products, medical devices, vaccines, diagnostic technologies and imaging systems.

Teva Pharmaceutical Industries Ltd.

Teva Pharmaceutical Industries (NYSE: TEVA) is a leading global pharmaceutical company, committed to increasing access to high-quality healthcare by developing, producing and marketing affordable generic drugs as well as innovative and specialty pharmaceuticals and active pharmaceutical ingredients. Headquartered in Israel, Teva is the world's largest generic drug maker.

Raymond F. Schinazi, Ph.D.

Raymond F. Schinazi, Ph.D. is the Frances Winship Walters Professor of Pediatrics, Director, Laboratory of Biochemical Pharmacology and Director, HIV Cure Scientific Working Group at Emory University. Dr. Schinazi's Laboratory of Biochemical Pharmacology at Emory develops approaches to treat infections caused by human immunodeficiency viruses, herpesviruses, HBV, HCV, Zika, West Nile, Chikungunya and Dengue virus. Dr. Schinazi's company, RFS Pharma LLC., merged with Cocrystal Pharma, Inc. in 2014. Dr. Schinazi has retired from the Atlanta Department of Veterans Affairs after 35 years of service serving most recently as Senior Research Career Scientist. In addition, Dr. Schinazi currently serves as a Governing Trustee for the Foundation for AIDS Research (amfAR), Director of Brace Pharmaceuticals, Inc., The International Centre for Missing and Exploited Children (ICMEC), and the Global Virus Network (GVN). He is also currently serving as a non-executive Director of Gliknik Inc. and reViral Ltd.

Brace Pharma Capital

Brace Pharma Capital is a strategic investment company formed by EMS S/A, the largest pharmaceutical company in Brazil, and high net worth biotech investors.