SARS-CoV-2 Spike Protein Is Capable of Inducing Cell–Cell Fusions Independent from Its Receptor ACE2 and This Activity Can Be Impaired by Furin Inhibitors or a Subset of Monoclonal Antibodies - Reuter, Nina; Chen, Xiaohan; Kropff, Barbara; Peter, Antonia Sophia; Britt, William J.; Mach, Michael; Überla, Klaus; Thomas, Marco (Friedrich-Alexander-Universität Erlangen-Nürnberg, 2023)