Lab Scientists at Entos Pharmaceuticals (IMAGE) Entos Pharmaceuticals Caption In preclinical studies, two lead Fusogenix DNA vaccine (Covigenix) candidates demonstrated high immunogenicity and efficacy. Lead candidates to be evaluated in SARS-CoV-2 animal challenge studies and advanced to human clinical trials during summer 2020. Credit Michael Wong Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.