Sandra I. Coufal, MD

Chief Executive Officer, Toragen, Inc.

Dr. Sandra I. Coufal, M.D., has served as a member of our board of directors since July 2013 and as a member of our Scientific Advisory Board since August 2013. Since January 2022, Dr. Coufal has served as Chief Executive Officer Toragen, Inc., a biotechnology company developing drugs for HPV-induced cancers. Dr. Coufal is a co-founder and has served as a co-manager of Sibling Capital Ventures LLC, an affiliate of one of our principal stockholders, since 2013. Dr. Coufal was a co-founder and a co-manager of Sibling Capital, LLC from 2012 to 2016. For the past 17 years, Dr. Coufal has been the Biomedical Advisor for the Genomics Institute of the Novartis Research Foundation. Dr. Coufal served as the Head of the Division of Internal Medicine at the Torrey Pines site of Scripps Clinic from 1997 until 1999, was a member of the board of directors of Scripps Green Hospital from 1997 until 1999. Dr. Coufal founded and served on Relypsa, Inc.’s Scientific Advisory Board since 2007 and was a co-founder of Ilypsa’s Scientific Advisory Board. Dr. Coufal has served on the boards of directors of BioAesthetics Corporation and SafetySpot Inc., since February 2016 and March 2017, respectively. Dr. Coufal served as Associate Faculty in the Division of Internal Medicine for the University of California San Diego. She completed an internship and residency in Internal Medicine at the University of Texas Southwestern Medical School at Dallas. Dr. Coufal received her M.D. from the University of Texas Southwestern Medical School at Dallas and received her B.S. in Science Preprofessional Studies from the University of Notre Dame and was designated a Notre Dame Scholar.