by Issam AHMED Agence France Presse WASHINGTON, United States (AFP) — Drew Weissman’s decades of research helped pave the way for mRNA Covid-19 vaccines, but the scientist isn’t resting on his laurels. The University of Pennsylvania immunologist, who on Thursday shared the $3 million 2022 Breakthrough Prize in Life Sciences with his longtime collaborator Katalin Kariko, is now spearheading efforts to design a new vaccine against all coronaviruses. The Silicon Valley-backed award honors major […]