Altimmune Announces New Preclinical Data for AdCOVID™ Demonstrating Sterilizing Immunity After a Single Intranasal Dose

In this study, a single intranasal dose of AdCOVID provided sterilizing immunity in the lungs of vaccinated mice, in contrast to the development of dense pulmonary infection and disease in the lungs of non-vaccinated mice following infection with SARS-CoV-2.