The U.S. Food and Drug Administration (FDA) has approved the exploit of two updated mRNA COVID-19 vaccines that target currently circulating strains of the virus, as cases surged this summer. The updated COVID-19 vaccines from Pfizer-BioNTech and Moderna target the current KP.2 strain of the SARS-CoV-2 virus, a descendant of the highly contagious JN.1 subvariant […]