 Demonstrates Greater Binding Affinity Than Previous Antibodies JACKSON CENTER, PA ACCESSWIRE June 7, 2021 Halberd Corporation OTC PINK:HALB announces the successful creation of two new neutralizing antibodies against the Spike Protein of SARS-CoV-2, both with a stronger binding affinity than Halberds earlier announced monoclonal antibodies against Covid-19. Each of these new antibodies bind to different parts of the Spike protein antigen than the earlier antibodies. 